diff options
82 files changed, 3634 insertions, 1291 deletions
diff --git a/Documentation/RelNotes/2.38.0.txt b/Documentation/RelNotes/2.38.0.txt index 91a822e62b..f521e930ba 100644 --- a/Documentation/RelNotes/2.38.0.txt +++ b/Documentation/RelNotes/2.38.0.txt @@ -72,6 +72,9 @@ UI, Workflows & Features * The bash prompt (in contrib/) learned to optionally indicate when the index is unmerged. + * "git clone" command learned the "--bundle-uri" option to coordinate + with hosting sites the use of pre-prepared bundle files. + Performance, Internal Implementation, Development Support etc. @@ -139,6 +142,12 @@ Performance, Internal Implementation, Development Support etc. * Test portability improvements. (merge 4d1d843be7 mt/rot13-in-c later to maint). + * The "subcommand" mode is introduced to parse-options API and update + the command line parser of Git commands with subcommands. + + * The pack bitmap file gained a bitmap-lookup table to speed up + locating the necessary bitmap for a given commit. + Fixes since v2.37 ----------------- @@ -296,5 +305,24 @@ Fixes since v2.37 to 22.04. (merge ef46584831 ds/github-actions-use-newer-ubuntu later to maint). + * The auto-stashed local changes created by "git merge --autostash" + was mixed into a conflicted state left in the working tree, which + has been corrected. + (merge d3a9295ada en/merge-unstash-only-on-clean-merge later to maint). + + * Multi-pack index got corrupted when preferred pack changed from one + pack to another in a certain way, which has been corrected. + (merge 99e4d084ff tb/midx-with-changing-preferred-pack-fix later to maint). + + * The clean-up of temporary files created via mks_tempfile_dt() was + racy and attempted to unlink() the leading directory when signals + are involved, which has been corrected. + (merge babe2e0559 rs/tempfile-cleanup-race-fix later to maint). + + * FreeBSD portability fix for "git maintenance" that spawns "crontab" + to schedule tasks. + (merge ee69e7884e bc/gc-crontab-fix later to maint). + * Other code cleanup, docfix, build fix, etc. - (merge 77b9e85c0f vd/fix-perf-tests later to maint).
\ No newline at end of file + (merge 77b9e85c0f vd/fix-perf-tests later to maint). + (merge 0682bc43f5 jk/test-crontab-fixes later to maint). diff --git a/Documentation/config/pack.txt b/Documentation/config/pack.txt index 3e581eab84..53093d9996 100644 --- a/Documentation/config/pack.txt +++ b/Documentation/config/pack.txt @@ -164,6 +164,13 @@ When writing a multi-pack reachability bitmap, no new namehashes are computed; instead, any namehashes stored in an existing bitmap are permuted into their appropriate location when writing a new bitmap. +pack.writeBitmapLookupTable:: + When true, Git will include a "lookup table" section in the + bitmap index (if one is written). This table is used to defer + loading individual bitmaps as late as possible. This can be + beneficial in repositories that have relatively large bitmap + indexes. Defaults to false. + pack.writeReverseIndex:: When true, git will write a corresponding .rev file (see: linkgit:gitformat-pack[5]) diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt index 632bd1348e..d032d971dd 100644 --- a/Documentation/git-clone.txt +++ b/Documentation/git-clone.txt @@ -323,6 +323,13 @@ or `--mirror` is given) for `host.xz:foo/.git`). Cloning into an existing directory is only allowed if the directory is empty. +--bundle-uri=<uri>:: + Before fetching from the remote, fetch a bundle from the given + `<uri>` and unbundle the data into the local repository. The refs + in the bundle will be stored under the hidden `refs/bundle/*` + namespace. This option is incompatible with `--depth`, + `--shallow-since`, and `--shallow-exclude`. + :git-clone: 1 include::urls.txt[] diff --git a/Documentation/gitremote-helpers.txt b/Documentation/gitremote-helpers.txt index 6f1e269ae4..ed8da428c9 100644 --- a/Documentation/gitremote-helpers.txt +++ b/Documentation/gitremote-helpers.txt @@ -168,6 +168,9 @@ Supported commands: 'list', 'import'. Can guarantee that when a clone is requested, the received pack is self contained and is connected. +'get':: + Can use the 'get' command to download a file from a given URI. + If a helper advertises 'connect', Git will use it if possible and fall back to another capability if the helper requests so when connecting (see the 'connect' command under COMMANDS). @@ -418,6 +421,12 @@ Supported if the helper has the "connect" capability. + Supported if the helper has the "stateless-connect" capability. +'get' <uri> <path>:: + Downloads the file from the given `<uri>` to the given `<path>`. If + `<path>.temp` exists, then Git assumes that the `.temp` file is a + partial download from a previous attempt and will resume the + download from that position. + If a fatal error occurs, the program writes the error message to stderr and exits. The caller should expect that a suitable error message has been printed if the child closes the connection without diff --git a/Documentation/technical/api-parse-options.txt b/Documentation/technical/api-parse-options.txt index acfd5dc1d8..c2a5e42914 100644 --- a/Documentation/technical/api-parse-options.txt +++ b/Documentation/technical/api-parse-options.txt @@ -8,7 +8,8 @@ Basics ------ The argument vector `argv[]` may usually contain mandatory or optional -'non-option arguments', e.g. a filename or a branch, and 'options'. +'non-option arguments', e.g. a filename or a branch, 'options', and +'subcommands'. Options are optional arguments that start with a dash and that allow to change the behavior of a command. @@ -48,6 +49,33 @@ The parse-options API allows: option, e.g. `-a -b --option -- --this-is-a-file` indicates that `--this-is-a-file` must not be processed as an option. +Subcommands are special in a couple of ways: + +* Subcommands only have long form, and they have no double dash prefix, no + negated form, and no description, and they don't take any arguments, and + can't be abbreviated. + +* There must be exactly one subcommand among the arguments, or zero if the + command has a default operation mode. + +* All arguments following the subcommand are considered to be arguments of + the subcommand, and, conversely, arguments meant for the subcommand may + not preceed the subcommand. + +Therefore, if the options array contains at least one subcommand and +`parse_options()` encounters the first dashless argument, it will either: + +* stop and return, if that dashless argument is a known subcommand, setting + `value` to the function pointer associated with that subcommand, storing + the name of the subcommand in argv[0], and leaving the rest of the + arguments unprocessed, or + +* stop and return, if it was invoked with the `PARSE_OPT_SUBCOMMAND_OPTIONAL` + flag and that dashless argument doesn't match any subcommands, leaving + `value` unchanged and the rest of the arguments unprocessed, or + +* show error and usage, and abort. + Steps to parse options ---------------------- @@ -90,8 +118,8 @@ Flags are the bitwise-or of: Keep the first argument, which contains the program name. It's removed from argv[] by default. -`PARSE_OPT_KEEP_UNKNOWN`:: - Keep unknown arguments instead of erroring out. This doesn't +`PARSE_OPT_KEEP_UNKNOWN_OPT`:: + Keep unknown options instead of erroring out. This doesn't work for all combinations of arguments as users might expect it to do. E.g. if the first argument in `--unknown --known` takes a value (which we can't know), the second one is @@ -101,6 +129,8 @@ Flags are the bitwise-or of: non-option, not as a value belonging to the unknown option, the parser early. That's why parse_options() errors out if both options are set. + Note that non-option arguments are always kept, even without + this flag. `PARSE_OPT_NO_INTERNAL_HELP`:: By default, parse_options() handles `-h`, `--help` and @@ -108,6 +138,13 @@ Flags are the bitwise-or of: turns it off and allows one to add custom handlers for these options, or to just leave them unknown. +`PARSE_OPT_SUBCOMMAND_OPTIONAL`:: + Don't error out when no subcommand is specified. + +Note that `PARSE_OPT_STOP_AT_NON_OPTION` is incompatible with subcommands; +while `PARSE_OPT_KEEP_DASHDASH` and `PARSE_OPT_KEEP_UNKNOWN_OPT` can only be +used with subcommands when combined with `PARSE_OPT_SUBCOMMAND_OPTIONAL`. + Data Structure -------------- @@ -236,10 +273,14 @@ There are some macros to easily define options: `OPT_CMDMODE(short, long, &int_var, description, enum_val)`:: Define an "operation mode" option, only one of which in the same group of "operating mode" options that share the same `int_var` - can be given by the user. `enum_val` is set to `int_var` when the + can be given by the user. `int_var` is set to `enum_val` when the option is used, but an error is reported if other "operating mode" option has already set its value to the same `int_var`. + In new commands consider using subcommands instead. +`OPT_SUBCOMMAND(long, &fn_ptr, subcommand_fn)`:: + Define a subcommand. `subcommand_fn` is put into `fn_ptr` when + this subcommand is used. The last element of the array must be `OPT_END()`. diff --git a/Documentation/technical/bitmap-format.txt b/Documentation/technical/bitmap-format.txt index a85f58f515..c2e652b71a 100644 --- a/Documentation/technical/bitmap-format.txt +++ b/Documentation/technical/bitmap-format.txt @@ -72,6 +72,17 @@ MIDXs, both the bit-cache and rev-cache extensions are required. pack/MIDX. The format and meaning of the name-hash is described below. + ** {empty} + BITMAP_OPT_LOOKUP_TABLE (0x10): ::: + If present, the end of the bitmap file contains a table + containing a list of `N` <commit_pos, offset, xor_row> + triplets. The format and meaning of the table is described + below. ++ +NOTE: Unlike the xor_offset used to compress an individual bitmap, +`xor_row` stores an *absolute* index into the lookup table, not a location +relative to the current entry. + 4-byte entry count (network byte order): :: The total count of entries (bitmapped commits) in this bitmap index. @@ -216,3 +227,31 @@ Note that this hashing scheme is tied to the BITMAP_OPT_HASH_CACHE flag. If implementations want to choose a different hashing scheme, they are free to do so, but MUST allocate a new header flag (because comparing hashes made under two different schemes would be pointless). + +Commit lookup table +------------------- + +If the BITMAP_OPT_LOOKUP_TABLE flag is set, the last `N * (4 + 8 + 4)` +bytes (preceding the name-hash cache and trailing hash) of the `.bitmap` +file contains a lookup table specifying the information needed to get +the desired bitmap from the entries without parsing previous unnecessary +bitmaps. + +For a `.bitmap` containing `nr_entries` reachability bitmaps, the table +contains a list of `nr_entries` <commit_pos, offset, xor_row> triplets +(sorted in the ascending order of `commit_pos`). The content of i'th +triplet is - + + * {empty} + commit_pos (4 byte integer, network byte order): :: + It stores the object position of a commit (in the midx or pack + index). + + * {empty} + offset (8 byte integer, network byte order): :: + The offset from which that commit's bitmap can be read. + + * {empty} + xor_row (4 byte integer, network byte order): :: + The position of the triplet whose bitmap is used to compress + this one, or `0xffffffff` if no such bitmap exists. @@ -907,6 +907,7 @@ LIB_OBJS += blob.o LIB_OBJS += bloom.o LIB_OBJS += branch.o LIB_OBJS += bulk-checkin.o +LIB_OBJS += bundle-uri.o LIB_OBJS += bundle.o LIB_OBJS += cache-tree.o LIB_OBJS += cbtree.o diff --git a/add-patch.c b/add-patch.c index 509ca04456..a659653286 100644 --- a/add-patch.c +++ b/add-patch.c @@ -238,6 +238,7 @@ struct hunk_header { * include the newline. */ size_t extra_start, extra_end, colored_extra_start, colored_extra_end; + unsigned suppress_colored_line_range:1; }; struct hunk { @@ -358,15 +359,14 @@ static int parse_hunk_header(struct add_p_state *s, struct hunk *hunk) if (!eol) eol = s->colored.buf + s->colored.len; p = memmem(line, eol - line, "@@ -", 4); - if (!p) - return error(_("could not parse colored hunk header '%.*s'"), - (int)(eol - line), line); - p = memmem(p + 4, eol - p - 4, " @@", 3); - if (!p) - return error(_("could not parse colored hunk header '%.*s'"), - (int)(eol - line), line); + if (p && (p = memmem(p + 4, eol - p - 4, " @@", 3))) { + header->colored_extra_start = p + 3 - s->colored.buf; + } else { + /* could not parse colored hunk header, leave as-is */ + header->colored_extra_start = hunk->colored_start; + header->suppress_colored_line_range = 1; + } hunk->colored_start = eol - s->colored.buf + (*eol == '\n'); - header->colored_extra_start = p + 3 - s->colored.buf; header->colored_extra_end = hunk->colored_start; return 0; @@ -419,7 +419,8 @@ static int parse_diff(struct add_p_state *s, const struct pathspec *ps) } color_arg_index = args.nr; /* Use `--no-color` explicitly, just in case `diff.color = always`. */ - strvec_pushl(&args, "--no-color", "-p", "--", NULL); + strvec_pushl(&args, "--no-color", "--ignore-submodules=dirty", "-p", + "--", NULL); for (i = 0; i < ps->nr; i++) strvec_push(&args, ps->items[i].original); @@ -592,7 +593,10 @@ static int parse_diff(struct add_p_state *s, const struct pathspec *ps) if (colored_eol) colored_p = colored_eol + 1; else if (p != pend) - /* colored shorter than non-colored? */ + /* non-colored has more lines? */ + goto mismatched_output; + else if (colored_p == colored_pend) + /* last line has no matching colored one? */ goto mismatched_output; else colored_p = colored_pend; @@ -656,6 +660,15 @@ static void render_hunk(struct add_p_state *s, struct hunk *hunk, if (!colored) { p = s->plain.buf + header->extra_start; len = header->extra_end - header->extra_start; + } else if (header->suppress_colored_line_range) { + strbuf_add(out, + s->colored.buf + header->colored_extra_start, + header->colored_extra_end - + header->colored_extra_start); + + strbuf_add(out, s->colored.buf + hunk->colored_start, + hunk->colored_end - hunk->colored_start); + return; } else { strbuf_addstr(out, s->s.fraginfo_color); p = s->colored.buf + header->colored_extra_start; diff --git a/builtin/archive.c b/builtin/archive.c index 7176b041b6..f094390ee0 100644 --- a/builtin/archive.c +++ b/builtin/archive.c @@ -75,7 +75,7 @@ static int run_remote_archiver(int argc, const char **argv, #define PARSE_OPT_KEEP_ALL ( PARSE_OPT_KEEP_DASHDASH | \ PARSE_OPT_KEEP_ARGV0 | \ - PARSE_OPT_KEEP_UNKNOWN | \ + PARSE_OPT_KEEP_UNKNOWN_OPT | \ PARSE_OPT_NO_INTERNAL_HELP ) int cmd_archive(int argc, const char **argv, const char *prefix) diff --git a/builtin/bisect--helper.c b/builtin/bisect--helper.c index 8a052c7111..7097750fc6 100644 --- a/builtin/bisect--helper.c +++ b/builtin/bisect--helper.c @@ -1324,7 +1324,7 @@ int cmd_bisect__helper(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, git_bisect_helper_usage, - PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_UNKNOWN_OPT); if (!cmdmode) usage_with_options(git_bisect_helper_usage, options); diff --git a/builtin/blame.c b/builtin/blame.c index 02e39420b6..a9fe8cf7a6 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -920,6 +920,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) break; case PARSE_OPT_HELP: case PARSE_OPT_ERROR: + case PARSE_OPT_SUBCOMMAND: exit(129); case PARSE_OPT_COMPLETE: exit(0); diff --git a/builtin/bundle.c b/builtin/bundle.c index 2adad545a2..e80efce3a4 100644 --- a/builtin/bundle.c +++ b/builtin/bundle.c @@ -195,30 +195,19 @@ cleanup: int cmd_bundle(int argc, const char **argv, const char *prefix) { + parse_opt_subcommand_fn *fn = NULL; struct option options[] = { + OPT_SUBCOMMAND("create", &fn, cmd_bundle_create), + OPT_SUBCOMMAND("verify", &fn, cmd_bundle_verify), + OPT_SUBCOMMAND("list-heads", &fn, cmd_bundle_list_heads), + OPT_SUBCOMMAND("unbundle", &fn, cmd_bundle_unbundle), OPT_END() }; - int result; argc = parse_options(argc, argv, prefix, options, builtin_bundle_usage, - PARSE_OPT_STOP_AT_NON_OPTION); + 0); packet_trace_identity("bundle"); - if (argc < 2) - usage_with_options(builtin_bundle_usage, options); - - else if (!strcmp(argv[0], "create")) - result = cmd_bundle_create(argc, argv, prefix); - else if (!strcmp(argv[0], "verify")) - result = cmd_bundle_verify(argc, argv, prefix); - else if (!strcmp(argv[0], "list-heads")) - result = cmd_bundle_list_heads(argc, argv, prefix); - else if (!strcmp(argv[0], "unbundle")) - result = cmd_bundle_unbundle(argc, argv, prefix); - else { - error(_("Unknown subcommand: %s"), argv[0]); - usage_with_options(builtin_bundle_usage, options); - } - return result ? 1 : 0; + return !!fn(argc, argv, prefix); } diff --git a/builtin/clone.c b/builtin/clone.c index c4ff4643ec..e21d42dfee 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -34,6 +34,7 @@ #include "list-objects-filter-options.h" #include "hook.h" #include "bundle.h" +#include "bundle-uri.h" /* * Overall FIXMEs: @@ -77,6 +78,7 @@ static int option_filter_submodules = -1; /* unspecified */ static int config_filter_submodules = -1; /* unspecified */ static struct string_list server_options = STRING_LIST_INIT_NODUP; static int option_remote_submodules; +static const char *bundle_uri; static int recurse_submodules_cb(const struct option *opt, const char *arg, int unset) @@ -160,6 +162,8 @@ static struct option builtin_clone_options[] = { N_("any cloned submodules will use their remote-tracking branch")), OPT_BOOL(0, "sparse", &option_sparse_checkout, N_("initialize sparse-checkout file to include only files at root")), + OPT_STRING(0, "bundle-uri", &bundle_uri, + N_("uri"), N_("a URI for downloading bundles before fetching from origin remote")), OPT_END() }; @@ -933,6 +937,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) option_no_checkout = 1; } + if (bundle_uri && deepen) + die(_("--bundle-uri is incompatible with --depth, --shallow-since, and --shallow-exclude")); + repo_name = argv[0]; path = get_repo_path(repo_name, &is_bundle); @@ -1232,6 +1239,18 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (transport->smart_options && !deepen && !filter_options.choice) transport->smart_options->check_self_contained_and_connected = 1; + /* + * Before fetching from the remote, download and install bundle + * data from the --bundle-uri option. + */ + if (bundle_uri) { + /* At this point, we need the_repository to match the cloned repo. */ + if (repo_init(the_repository, git_dir, work_tree)) + warning(_("failed to initialize the repo, skipping bundle URI")); + else if (fetch_bundle_uri(the_repository, bundle_uri)) + warning(_("failed to fetch objects from bundle URI '%s'"), + bundle_uri); + } strvec_push(&transport_ls_refs_options.ref_prefixes, "HEAD"); refspec_ref_prefixes(&remote->fetch, diff --git a/builtin/commit-graph.c b/builtin/commit-graph.c index 51c4040ea6..dc3cc35394 100644 --- a/builtin/commit-graph.c +++ b/builtin/commit-graph.c @@ -58,7 +58,7 @@ static struct option *add_common_options(struct option *to) return parse_options_concat(common_opts, to); } -static int graph_verify(int argc, const char **argv) +static int graph_verify(int argc, const char **argv, const char *prefix) { struct commit_graph *graph = NULL; struct object_directory *odb = NULL; @@ -80,7 +80,7 @@ static int graph_verify(int argc, const char **argv) trace2_cmd_mode("verify"); opts.progress = isatty(2); - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_commit_graph_verify_usage, 0); if (argc) @@ -190,7 +190,7 @@ static int git_commit_graph_write_config(const char *var, const char *value, return 0; } -static int graph_write(int argc, const char **argv) +static int graph_write(int argc, const char **argv, const char *prefix) { struct string_list pack_indexes = STRING_LIST_INIT_DUP; struct strbuf buf = STRBUF_INIT; @@ -241,7 +241,7 @@ static int graph_write(int argc, const char **argv) git_config(git_commit_graph_write_config, &opts); - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_commit_graph_write_usage, 0); if (argc) @@ -307,26 +307,22 @@ cleanup: int cmd_commit_graph(int argc, const char **argv, const char *prefix) { - struct option *builtin_commit_graph_options = common_opts; + parse_opt_subcommand_fn *fn = NULL; + struct option builtin_commit_graph_options[] = { + OPT_SUBCOMMAND("verify", &fn, graph_verify), + OPT_SUBCOMMAND("write", &fn, graph_write), + OPT_END(), + }; + struct option *options = parse_options_concat(builtin_commit_graph_options, common_opts); git_config(git_default_config, NULL); - argc = parse_options(argc, argv, prefix, - builtin_commit_graph_options, - builtin_commit_graph_usage, - PARSE_OPT_STOP_AT_NON_OPTION); - if (!argc) - goto usage; read_replace_refs = 0; save_commit_buffer = 0; - if (!strcmp(argv[0], "verify")) - return graph_verify(argc, argv); - else if (argc && !strcmp(argv[0], "write")) - return graph_write(argc, argv); + argc = parse_options(argc, argv, prefix, options, + builtin_commit_graph_usage, 0); + FREE_AND_NULL(options); - error(_("unrecognized subcommand: %s"), argv[0]); -usage: - usage_with_options(builtin_commit_graph_usage, - builtin_commit_graph_options); + return fn(argc, argv, prefix); } diff --git a/builtin/difftool.c b/builtin/difftool.c index b3c509b8de..8706f68492 100644 --- a/builtin/difftool.c +++ b/builtin/difftool.c @@ -716,7 +716,7 @@ int cmd_difftool(int argc, const char **argv, const char *prefix) symlinks = has_symlinks; argc = parse_options(argc, argv, prefix, builtin_difftool_options, - builtin_difftool_usage, PARSE_OPT_KEEP_UNKNOWN | + builtin_difftool_usage, PARSE_OPT_KEEP_UNKNOWN_OPT | PARSE_OPT_KEEP_DASHDASH); if (tool_help) diff --git a/builtin/env--helper.c b/builtin/env--helper.c index 27349098b0..ea04c16636 100644 --- a/builtin/env--helper.c +++ b/builtin/env--helper.c @@ -50,7 +50,7 @@ int cmd_env__helper(int argc, const char **argv, const char *prefix) }; argc = parse_options(argc, argv, prefix, opts, env__helper_usage, - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); if (env_default && !*env_default) usage_with_options(env__helper_usage, opts); if (!cmdmode) diff --git a/builtin/fast-export.c b/builtin/fast-export.c index e1748fb98b..bf3c20dea2 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -1221,7 +1221,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) revs.sources = &revision_sources; revs.rewrite_parents = 1; argc = parse_options(argc, argv, prefix, options, fast_export_usage, - PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN_OPT); argc = setup_revisions(argc, argv, &revs, NULL); if (argc > 1) usage_with_options (fast_export_usage, options); diff --git a/builtin/gc.c b/builtin/gc.c index 6c22205217..48eeb2d260 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -1459,14 +1459,28 @@ static char *get_maintpath(void) return strbuf_detach(&sb, NULL); } -static int maintenance_register(void) +static char const * const builtin_maintenance_register_usage[] = { + N_("git maintenance register"), + NULL +}; + +static int maintenance_register(int argc, const char **argv, const char *prefix) { + struct option options[] = { + OPT_END(), + }; int rc; char *config_value; struct child_process config_set = CHILD_PROCESS_INIT; struct child_process config_get = CHILD_PROCESS_INIT; char *maintpath = get_maintpath(); + argc = parse_options(argc, argv, prefix, options, + builtin_maintenance_register_usage, 0); + if (argc) + usage_with_options(builtin_maintenance_register_usage, + options); + /* Disable foreground maintenance */ git_config_set("maintenance.auto", "false"); @@ -1503,12 +1517,26 @@ done: return rc; } -static int maintenance_unregister(void) +static char const * const builtin_maintenance_unregister_usage[] = { + N_("git maintenance unregister"), + NULL +}; + +static int maintenance_unregister(int argc, const char **argv, const char *prefix) { + struct option options[] = { + OPT_END(), + }; int rc; struct child_process config_unset = CHILD_PROCESS_INIT; char *maintpath = get_maintpath(); + argc = parse_options(argc, argv, prefix, options, + builtin_maintenance_unregister_usage, 0); + if (argc) + usage_with_options(builtin_maintenance_unregister_usage, + options); + config_unset.git_cmd = 1; strvec_pushl(&config_unset.args, "config", "--global", "--unset", "--fixed-value", "maintenance.repo", maintpath, NULL); @@ -2059,6 +2087,7 @@ static int crontab_update_schedule(int run_maintenance, int fd) struct child_process crontab_edit = CHILD_PROCESS_INIT; FILE *cron_list, *cron_in; struct strbuf line = STRBUF_INIT; + struct tempfile *tmpedit = NULL; get_schedule_cmd(&cmd, NULL); strvec_split(&crontab_list.args, cmd); @@ -2073,6 +2102,17 @@ static int crontab_update_schedule(int run_maintenance, int fd) /* Ignore exit code, as an empty crontab will return error. */ finish_command(&crontab_list); + tmpedit = mks_tempfile_t(".git_cron_edit_tmpXXXXXX"); + if (!tmpedit) { + result = error(_("failed to create crontab temporary file")); + goto out; + } + cron_in = fdopen_tempfile(tmpedit, "w"); + if (!cron_in) { + result = error(_("failed to open temporary file")); + goto out; + } + /* * Read from the .lock file, filtering out the old * schedule while appending the new schedule. @@ -2080,19 +2120,6 @@ static int crontab_update_schedule(int run_maintenance, int fd) cron_list = fdopen(fd, "r"); rewind(cron_list); - strvec_split(&crontab_edit.args, cmd); - crontab_edit.in = -1; - crontab_edit.git_cmd = 0; - - if (start_command(&crontab_edit)) - return error(_("failed to run 'crontab'; your system might not support 'cron'")); - - cron_in = fdopen(crontab_edit.in, "w"); - if (!cron_in) { - result = error(_("failed to open stdin of 'crontab'")); - goto done_editing; - } - while (!strbuf_getline_lf(&line, cron_list)) { if (!in_old_region && !strcmp(line.buf, BEGIN_LINE)) in_old_region = 1; @@ -2126,14 +2153,22 @@ static int crontab_update_schedule(int run_maintenance, int fd) } fflush(cron_in); - fclose(cron_in); - close(crontab_edit.in); -done_editing: + strvec_split(&crontab_edit.args, cmd); + strvec_push(&crontab_edit.args, get_tempfile_path(tmpedit)); + crontab_edit.git_cmd = 0; + + if (start_command(&crontab_edit)) { + result = error(_("failed to run 'crontab'; your system might not support 'cron'")); + goto out; + } + if (finish_command(&crontab_edit)) result = error(_("'crontab' died")); else fclose(cron_list); +out: + delete_tempfile(&tmpedit); return result; } @@ -2490,6 +2525,7 @@ static int maintenance_start(int argc, const char **argv, const char *prefix) PARSE_OPT_NONEG, maintenance_opt_scheduler), OPT_END() }; + const char *register_args[] = { "register", NULL }; argc = parse_options(argc, argv, prefix, options, builtin_maintenance_start_usage, 0); @@ -2499,34 +2535,46 @@ static int maintenance_start(int argc, const char **argv, const char *prefix) opts.scheduler = resolve_scheduler(opts.scheduler); validate_scheduler(opts.scheduler); - if (maintenance_register()) + if (maintenance_register(ARRAY_SIZE(register_args)-1, register_args, NULL)) warning(_("failed to add repo to global config")); return update_background_schedule(&opts, 1); } -static int maintenance_stop(void) +static const char *const builtin_maintenance_stop_usage[] = { + N_("git maintenance stop"), + NULL +}; + +static int maintenance_stop(int argc, const char **argv, const char *prefix) { + struct option options[] = { + OPT_END() + }; + argc = parse_options(argc, argv, prefix, options, + builtin_maintenance_stop_usage, 0); + if (argc) + usage_with_options(builtin_maintenance_stop_usage, options); return update_background_schedule(NULL, 0); } -static const char builtin_maintenance_usage[] = N_("git maintenance <subcommand> [<options>]"); +static const char * const builtin_maintenance_usage[] = { + N_("git maintenance <subcommand> [<options>]"), + NULL, +}; int cmd_maintenance(int argc, const char **argv, const char *prefix) { - if (argc < 2 || - (argc == 2 && !strcmp(argv[1], "-h"))) - usage(builtin_maintenance_usage); - - if (!strcmp(argv[1], "run")) - return maintenance_run(argc - 1, argv + 1, prefix); - if (!strcmp(argv[1], "start")) - return maintenance_start(argc - 1, argv + 1, prefix); - if (!strcmp(argv[1], "stop")) - return maintenance_stop(); - if (!strcmp(argv[1], "register")) - return maintenance_register(); - if (!strcmp(argv[1], "unregister")) - return maintenance_unregister(); - - die(_("invalid subcommand: %s"), argv[1]); + parse_opt_subcommand_fn *fn = NULL; + struct option builtin_maintenance_options[] = { + OPT_SUBCOMMAND("run", &fn, maintenance_run), + OPT_SUBCOMMAND("start", &fn, maintenance_start), + OPT_SUBCOMMAND("stop", &fn, maintenance_stop), + OPT_SUBCOMMAND("register", &fn, maintenance_register), + OPT_SUBCOMMAND("unregister", &fn, maintenance_unregister), + OPT_END(), + }; + + argc = parse_options(argc, argv, prefix, builtin_maintenance_options, + builtin_maintenance_usage, 0); + return fn(argc, argv, prefix); } diff --git a/builtin/hook.c b/builtin/hook.c index 54e5c6ec93..b6530d189a 100644 --- a/builtin/hook.c +++ b/builtin/hook.c @@ -67,18 +67,14 @@ usage: int cmd_hook(int argc, const char **argv, const char *prefix) { + parse_opt_subcommand_fn *fn = NULL; struct option builtin_hook_options[] = { + OPT_SUBCOMMAND("run", &fn, run), OPT_END(), }; argc = parse_options(argc, argv, NULL, builtin_hook_options, - builtin_hook_usage, PARSE_OPT_STOP_AT_NON_OPTION); - if (!argc) - goto usage; + builtin_hook_usage, 0); - if (!strcmp(argv[0], "run")) - return run(argc, argv, prefix); - -usage: - usage_with_options(builtin_hook_usage, builtin_hook_options); + return fn(argc, argv, prefix); } diff --git a/builtin/log.c b/builtin/log.c index fd209725e5..56e2d95e86 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -260,7 +260,7 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix, mailmap = use_mailmap_config; argc = parse_options(argc, argv, prefix, builtin_log_options, builtin_log_usage, - PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN | + PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN_OPT | PARSE_OPT_KEEP_DASHDASH); if (quiet) @@ -1989,7 +1989,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) */ argc = parse_options(argc, argv, prefix, builtin_format_patch_options, builtin_format_patch_usage, - PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN | + PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN_OPT | PARSE_OPT_KEEP_DASHDASH); /* Make sure "0000-$sub.patch" gives non-negative length for $sub */ diff --git a/builtin/merge.c b/builtin/merge.c index f7c92c0e64..5900b81729 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -503,7 +503,8 @@ static void finish(struct commit *head_commit, /* Run a post-merge hook */ run_hooks_l("post-merge", squash ? "1" : "0", NULL); - apply_autostash(git_path_merge_autostash(the_repository)); + if (new_head) + apply_autostash(git_path_merge_autostash(the_repository)); strbuf_release(&reflog_message); } @@ -1692,7 +1693,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) if (save_state(&stash)) oidclr(&stash); - for (i = 0; !merge_was_ok && i < use_strategies_nr; i++) { + for (i = 0; i < use_strategies_nr; i++) { int ret, cnt; if (i) { printf(_("Rewinding the tree to pristine...\n")); @@ -1707,7 +1708,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) */ wt_strategy = use_strategies[i]->name; - ret = try_merge_strategy(use_strategies[i]->name, + ret = try_merge_strategy(wt_strategy, common, remoteheads, head_commit); /* @@ -1717,16 +1718,17 @@ int cmd_merge(int argc, const char **argv, const char *prefix) */ if (ret < 2) { if (!ret) { - if (option_commit) { - /* Automerge succeeded. */ - automerge_was_ok = 1; - break; - } + /* + * This strategy worked; no point in trying + * another. + */ merge_was_ok = 1; + best_strategy = wt_strategy; + break; } cnt = (use_strategies_nr > 1) ? evaluate_result() : 0; if (best_cnt <= 0 || cnt <= best_cnt) { - best_strategy = use_strategies[i]->name; + best_strategy = wt_strategy; best_cnt = cnt; } } @@ -1736,7 +1738,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix) * If we have a resulting tree, that means the strategy module * auto resolved the merge cleanly. */ - if (automerge_was_ok) { + if (merge_was_ok && option_commit) { + automerge_was_ok = 1; ret = finish_automerge(head_commit, head_subsumed, common, remoteheads, &result_tree, wt_strategy); @@ -1781,6 +1784,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix) "stopped before committing as requested\n")); else ret = suggest_conflicts(); + if (autostash) + printf(_("When finished, apply stashed changes with `git stash pop`\n")); done: if (!automerge_was_ok) { diff --git a/builtin/multi-pack-index.c b/builtin/multi-pack-index.c index 8f24d59a75..3bfad9149d 100644 --- a/builtin/multi-pack-index.c +++ b/builtin/multi-pack-index.c @@ -87,6 +87,13 @@ static int git_multi_pack_index_write_config(const char *var, const char *value, opts.flags &= ~MIDX_WRITE_BITMAP_HASH_CACHE; } + if (!strcmp(var, "pack.writebitmaplookuptable")) { + if (git_config_bool(var, value)) + opts.flags |= MIDX_WRITE_BITMAP_LOOKUP_TABLE; + else + opts.flags &= ~MIDX_WRITE_BITMAP_LOOKUP_TABLE; + } + /* * We should never make a fall-back call to 'git_default_config', since * this was already called in 'cmd_multi_pack_index()'. @@ -104,7 +111,8 @@ static void read_packs_from_stdin(struct string_list *to) strbuf_release(&buf); } -static int cmd_multi_pack_index_write(int argc, const char **argv) +static int cmd_multi_pack_index_write(int argc, const char **argv, + const char *prefix) { struct option *options; static struct option builtin_multi_pack_index_write_options[] = { @@ -132,7 +140,7 @@ static int cmd_multi_pack_index_write(int argc, const char **argv) if (isatty(2)) opts.flags |= MIDX_PROGRESS; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_multi_pack_index_write_usage, 0); if (argc) @@ -160,7 +168,8 @@ static int cmd_multi_pack_index_write(int argc, const char **argv) opts.refs_snapshot, opts.flags); } -static int cmd_multi_pack_index_verify(int argc, const char **argv) +static int cmd_multi_pack_index_verify(int argc, const char **argv, + const char *prefix) { struct option *options; static struct option builtin_multi_pack_index_verify_options[] = { @@ -174,7 +183,7 @@ static int cmd_multi_pack_index_verify(int argc, const char **argv) if (isatty(2)) opts.flags |= MIDX_PROGRESS; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_multi_pack_index_verify_usage, 0); if (argc) @@ -186,7 +195,8 @@ static int cmd_multi_pack_index_verify(int argc, const char **argv) return verify_midx_file(the_repository, opts.object_dir, opts.flags); } -static int cmd_multi_pack_index_expire(int argc, const char **argv) +static int cmd_multi_pack_index_expire(int argc, const char **argv, + const char *prefix) { struct option *options; static struct option builtin_multi_pack_index_expire_options[] = { @@ -200,7 +210,7 @@ static int cmd_multi_pack_index_expire(int argc, const char **argv) if (isatty(2)) opts.flags |= MIDX_PROGRESS; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_multi_pack_index_expire_usage, 0); if (argc) @@ -212,7 +222,8 @@ static int cmd_multi_pack_index_expire(int argc, const char **argv) return expire_midx_packs(the_repository, opts.object_dir, opts.flags); } -static int cmd_multi_pack_index_repack(int argc, const char **argv) +static int cmd_multi_pack_index_repack(int argc, const char **argv, + const char *prefix) { struct option *options; static struct option builtin_multi_pack_index_repack_options[] = { @@ -229,7 +240,7 @@ static int cmd_multi_pack_index_repack(int argc, const char **argv) if (isatty(2)) opts.flags |= MIDX_PROGRESS; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, options, builtin_multi_pack_index_repack_usage, 0); @@ -247,7 +258,15 @@ int cmd_multi_pack_index(int argc, const char **argv, const char *prefix) { int res; - struct option *builtin_multi_pack_index_options = common_opts; + parse_opt_subcommand_fn *fn = NULL; + struct option builtin_multi_pack_index_options[] = { + OPT_SUBCOMMAND("repack", &fn, cmd_multi_pack_index_repack), + OPT_SUBCOMMAND("write", &fn, cmd_multi_pack_index_write), + OPT_SUBCOMMAND("verify", &fn, cmd_multi_pack_index_verify), + OPT_SUBCOMMAND("expire", &fn, cmd_multi_pack_index_expire), + OPT_END(), + }; + struct option *options = parse_options_concat(builtin_multi_pack_index_options, common_opts); git_config(git_default_config, NULL); @@ -256,31 +275,12 @@ int cmd_multi_pack_index(int argc, const char **argv, the_repository->objects->odb) opts.object_dir = xstrdup(the_repository->objects->odb->path); - argc = parse_options(argc, argv, prefix, - builtin_multi_pack_index_options, - builtin_multi_pack_index_usage, - PARSE_OPT_STOP_AT_NON_OPTION); - - if (!argc) - goto usage; - - if (!strcmp(argv[0], "repack")) - res = cmd_multi_pack_index_repack(argc, argv); - else if (!strcmp(argv[0], "write")) - res = cmd_multi_pack_index_write(argc, argv); - else if (!strcmp(argv[0], "verify")) - res = cmd_multi_pack_index_verify(argc, argv); - else if (!strcmp(argv[0], "expire")) - res = cmd_multi_pack_index_expire(argc, argv); - else { - error(_("unrecognized subcommand: %s"), argv[0]); - goto usage; - } + argc = parse_options(argc, argv, prefix, options, + builtin_multi_pack_index_usage, 0); + FREE_AND_NULL(options); + + res = fn(argc, argv, prefix); free(opts.object_dir); return res; - -usage: - usage_with_options(builtin_multi_pack_index_usage, - builtin_multi_pack_index_options); } diff --git a/builtin/notes.c b/builtin/notes.c index a3d0d15a22..42cbae4659 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -994,17 +994,31 @@ static int get_ref(int argc, const char **argv, const char *prefix) int cmd_notes(int argc, const char **argv, const char *prefix) { - int result; const char *override_notes_ref = NULL; + parse_opt_subcommand_fn *fn = list; struct option options[] = { OPT_STRING(0, "ref", &override_notes_ref, N_("notes-ref"), N_("use notes from <notes-ref>")), + OPT_SUBCOMMAND("list", &fn, list), + OPT_SUBCOMMAND("add", &fn, add), + OPT_SUBCOMMAND("copy", &fn, copy), + OPT_SUBCOMMAND("append", &fn, append_edit), + OPT_SUBCOMMAND("edit", &fn, append_edit), + OPT_SUBCOMMAND("show", &fn, show), + OPT_SUBCOMMAND("merge", &fn, merge), + OPT_SUBCOMMAND("remove", &fn, remove_cmd), + OPT_SUBCOMMAND("prune", &fn, prune), + OPT_SUBCOMMAND("get-ref", &fn, get_ref), OPT_END() }; git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, git_notes_usage, - PARSE_OPT_STOP_AT_NON_OPTION); + PARSE_OPT_SUBCOMMAND_OPTIONAL); + if (fn == list && argc && strcmp(argv[0], "list")) { + error(_("unknown subcommand: %s"), argv[0]); + usage_with_options(git_notes_usage, options); + } if (override_notes_ref) { struct strbuf sb = STRBUF_INIT; @@ -1014,28 +1028,5 @@ int cmd_notes(int argc, const char **argv, const char *prefix) strbuf_release(&sb); } - if (argc < 1 || !strcmp(argv[0], "list")) - result = list(argc, argv, prefix); - else if (!strcmp(argv[0], "add")) - result = add(argc, argv, prefix); - else if (!strcmp(argv[0], "copy")) - result = copy(argc, argv, prefix); - else if (!strcmp(argv[0], "append") || !strcmp(argv[0], "edit")) - result = append_edit(argc, argv, prefix); - else if (!strcmp(argv[0], "show")) - result = show(argc, argv, prefix); - else if (!strcmp(argv[0], "merge")) - result = merge(argc, argv, prefix); - else if (!strcmp(argv[0], "remove")) - result = remove_cmd(argc, argv, prefix); - else if (!strcmp(argv[0], "prune")) - result = prune(argc, argv, prefix); - else if (!strcmp(argv[0], "get-ref")) - result = get_ref(argc, argv, prefix); - else { - result = error(_("unknown subcommand: %s"), argv[0]); - usage_with_options(git_notes_usage, options); - } - - return result ? 1 : 0; + return !!fn(argc, argv, prefix); } diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 39e28cfcaf..46e2677496 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -3148,6 +3148,14 @@ static int git_pack_config(const char *k, const char *v, void *cb) else write_bitmap_options &= ~BITMAP_OPT_HASH_CACHE; } + + if (!strcmp(k, "pack.writebitmaplookuptable")) { + if (git_config_bool(k, v)) + write_bitmap_options |= BITMAP_OPT_LOOKUP_TABLE; + else + write_bitmap_options &= ~BITMAP_OPT_LOOKUP_TABLE; + } + if (!strcmp(k, "pack.usebitmaps")) { use_bitmap_index_default = git_config_bool(k, v); return 0; diff --git a/builtin/reflog.c b/builtin/reflog.c index 8123956847..461c94f1b2 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -227,7 +227,7 @@ static int cmd_reflog_show(int argc, const char **argv, const char *prefix) parse_options(argc, argv, prefix, options, reflog_show_usage, PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0 | - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); return cmd_log_reflog(argc, argv, prefix); } @@ -408,40 +408,21 @@ static int cmd_reflog_exists(int argc, const char **argv, const char *prefix) int cmd_reflog(int argc, const char **argv, const char *prefix) { + parse_opt_subcommand_fn *fn = NULL; struct option options[] = { + OPT_SUBCOMMAND("show", &fn, cmd_reflog_show), + OPT_SUBCOMMAND("expire", &fn, cmd_reflog_expire), + OPT_SUBCOMMAND("delete", &fn, cmd_reflog_delete), + OPT_SUBCOMMAND("exists", &fn, cmd_reflog_exists), OPT_END() }; argc = parse_options(argc, argv, prefix, options, reflog_usage, + PARSE_OPT_SUBCOMMAND_OPTIONAL | PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0 | - PARSE_OPT_KEEP_UNKNOWN | - PARSE_OPT_NO_INTERNAL_HELP); - - /* - * With "git reflog" we default to showing it. !argc is - * impossible with PARSE_OPT_KEEP_ARGV0. - */ - if (argc == 1) - goto log_reflog; - - if (!strcmp(argv[1], "-h")) - usage_with_options(reflog_usage, options); - else if (*argv[1] == '-') - goto log_reflog; - - if (!strcmp(argv[1], "show")) - return cmd_reflog_show(argc - 1, argv + 1, prefix); - else if (!strcmp(argv[1], "expire")) - return cmd_reflog_expire(argc - 1, argv + 1, prefix); - else if (!strcmp(argv[1], "delete")) - return cmd_reflog_delete(argc - 1, argv + 1, prefix); - else if (!strcmp(argv[1], "exists")) - return cmd_reflog_exists(argc - 1, argv + 1, prefix); - - /* - * Fall-through for e.g. "git reflog -1", "git reflog master", - * as well as the plain "git reflog" above goto above. - */ -log_reflog: - return cmd_log_reflog(argc, argv, prefix); + PARSE_OPT_KEEP_UNKNOWN_OPT); + if (fn) + return fn(argc - 1, argv + 1, prefix); + else + return cmd_log_reflog(argc, argv, prefix); } diff --git a/builtin/remote.c b/builtin/remote.c index c713463d89..272c7b8d9e 100644 --- a/builtin/remote.c +++ b/builtin/remote.c @@ -150,7 +150,7 @@ static int parse_mirror_opt(const struct option *opt, const char *arg, int not) return 0; } -static int add(int argc, const char **argv) +static int add(int argc, const char **argv, const char *prefix) { int fetch = 0, fetch_tags = TAGS_DEFAULT; unsigned mirror = MIRROR_NONE; @@ -177,8 +177,8 @@ static int add(int argc, const char **argv) OPT_END() }; - argc = parse_options(argc, argv, NULL, options, builtin_remote_add_usage, - 0); + argc = parse_options(argc, argv, prefix, options, + builtin_remote_add_usage, 0); if (argc != 2) usage_with_options(builtin_remote_add_usage, options); @@ -680,7 +680,7 @@ static void handle_push_default(const char* old_name, const char* new_name) } -static int mv(int argc, const char **argv) +static int mv(int argc, const char **argv, const char *prefix) { int show_progress = isatty(2); struct option options[] = { @@ -695,7 +695,7 @@ static int mv(int argc, const char **argv) int i, refs_renamed_nr = 0, refspec_updated = 0; struct progress *progress = NULL; - argc = parse_options(argc, argv, NULL, options, + argc = parse_options(argc, argv, prefix, options, builtin_remote_rename_usage, 0); if (argc != 2) @@ -844,7 +844,7 @@ static int mv(int argc, const char **argv) return 0; } -static int rm(int argc, const char **argv) +static int rm(int argc, const char **argv, const char *prefix) { struct option options[] = { OPT_END() @@ -862,12 +862,14 @@ static int rm(int argc, const char **argv) cb_data.skipped = &skipped; cb_data.keep = &known_remotes; - if (argc != 2) + argc = parse_options(argc, argv, prefix, options, + builtin_remote_rm_usage, 0); + if (argc != 1) usage_with_options(builtin_remote_rm_usage, options); - remote = remote_get(argv[1]); + remote = remote_get(argv[0]); if (!remote_is_configured(remote, 1)) { - error(_("No such remote: '%s'"), argv[1]); + error(_("No such remote: '%s'"), argv[0]); exit(2); } @@ -1254,7 +1256,7 @@ static int show_all(void) return result; } -static int show(int argc, const char **argv) +static int show(int argc, const char **argv, const char *prefix) { int no_query = 0, result = 0, query_flag = 0; struct option options[] = { @@ -1263,7 +1265,8 @@ static int show(int argc, const char **argv) }; struct show_info info = SHOW_INFO_INIT; - argc = parse_options(argc, argv, NULL, options, builtin_remote_show_usage, + argc = parse_options(argc, argv, prefix, options, + builtin_remote_show_usage, 0); if (argc < 1) @@ -1357,7 +1360,7 @@ static int show(int argc, const char **argv) return result; } -static int set_head(int argc, const char **argv) +static int set_head(int argc, const char **argv, const char *prefix) { int i, opt_a = 0, opt_d = 0, result = 0; struct strbuf buf = STRBUF_INIT, buf2 = STRBUF_INIT; @@ -1370,8 +1373,8 @@ static int set_head(int argc, const char **argv) N_("delete refs/remotes/<name>/HEAD")), OPT_END() }; - argc = parse_options(argc, argv, NULL, options, builtin_remote_sethead_usage, - 0); + argc = parse_options(argc, argv, prefix, options, + builtin_remote_sethead_usage, 0); if (argc) strbuf_addf(&buf, "refs/remotes/%s/HEAD", argv[0]); @@ -1462,7 +1465,7 @@ static int prune_remote(const char *remote, int dry_run) return result; } -static int prune(int argc, const char **argv) +static int prune(int argc, const char **argv, const char *prefix) { int dry_run = 0, result = 0; struct option options[] = { @@ -1470,8 +1473,8 @@ static int prune(int argc, const char **argv) OPT_END() }; - argc = parse_options(argc, argv, NULL, options, builtin_remote_prune_usage, - 0); + argc = parse_options(argc, argv, prefix, options, + builtin_remote_prune_usage, 0); if (argc < 1) usage_with_options(builtin_remote_prune_usage, options); @@ -1491,7 +1494,7 @@ static int get_remote_default(const char *key, const char *value, void *priv) return 0; } -static int update(int argc, const char **argv) +static int update(int argc, const char **argv, const char *prefix) { int i, prune = -1; struct option options[] = { @@ -1503,7 +1506,8 @@ static int update(int argc, const char **argv) int default_defined = 0; int retval; - argc = parse_options(argc, argv, NULL, options, builtin_remote_update_usage, + argc = parse_options(argc, argv, prefix, options, + builtin_remote_update_usage, PARSE_OPT_KEEP_ARGV0); strvec_push(&fetch_argv, "fetch"); @@ -1574,7 +1578,7 @@ static int set_remote_branches(const char *remotename, const char **branches, return 0; } -static int set_branches(int argc, const char **argv) +static int set_branches(int argc, const char **argv, const char *prefix) { int add_mode = 0; struct option options[] = { @@ -1582,7 +1586,7 @@ static int set_branches(int argc, const char **argv) OPT_END() }; - argc = parse_options(argc, argv, NULL, options, + argc = parse_options(argc, argv, prefix, options, builtin_remote_setbranches_usage, 0); if (argc == 0) { error(_("no remote specified")); @@ -1593,7 +1597,7 @@ static int set_branches(int argc, const char **argv) return set_remote_branches(argv[0], argv + 1, add_mode); } -static int get_url(int argc, const char **argv) +static int get_url(int argc, const char **argv, const char *prefix) { int i, push_mode = 0, all_mode = 0; const char *remotename = NULL; @@ -1607,7 +1611,8 @@ static int get_url(int argc, const char **argv) N_("return all URLs")), OPT_END() }; - argc = parse_options(argc, argv, NULL, options, builtin_remote_geturl_usage, 0); + argc = parse_options(argc, argv, prefix, options, + builtin_remote_geturl_usage, 0); if (argc != 1) usage_with_options(builtin_remote_geturl_usage, options); @@ -1646,7 +1651,7 @@ static int get_url(int argc, const char **argv) return 0; } -static int set_url(int argc, const char **argv) +static int set_url(int argc, const char **argv, const char *prefix) { int i, push_mode = 0, add_mode = 0, delete_mode = 0; int matches = 0, negative_matches = 0; @@ -1667,7 +1672,8 @@ static int set_url(int argc, const char **argv) N_("delete URLs")), OPT_END() }; - argc = parse_options(argc, argv, NULL, options, builtin_remote_seturl_usage, + argc = parse_options(argc, argv, prefix, options, + builtin_remote_seturl_usage, PARSE_OPT_KEEP_ARGV0); if (add_mode && delete_mode) @@ -1738,41 +1744,33 @@ out: int cmd_remote(int argc, const char **argv, const char *prefix) { + parse_opt_subcommand_fn *fn = NULL; struct option options[] = { OPT__VERBOSE(&verbose, N_("be verbose; must be placed before a subcommand")), + OPT_SUBCOMMAND("add", &fn, add), + OPT_SUBCOMMAND("rename", &fn, mv), + OPT_SUBCOMMAND_F("rm", &fn, rm, PARSE_OPT_NOCOMPLETE), + OPT_SUBCOMMAND("remove", &fn, rm), + OPT_SUBCOMMAND("set-head", &fn, set_head), + OPT_SUBCOMMAND("set-branches", &fn, set_branches), + OPT_SUBCOMMAND("get-url", &fn, get_url), + OPT_SUBCOMMAND("set-url", &fn, set_url), + OPT_SUBCOMMAND("show", &fn, show), + OPT_SUBCOMMAND("prune", &fn, prune), + OPT_SUBCOMMAND("update", &fn, update), OPT_END() }; - int result; argc = parse_options(argc, argv, prefix, options, builtin_remote_usage, - PARSE_OPT_STOP_AT_NON_OPTION); + PARSE_OPT_SUBCOMMAND_OPTIONAL); - if (argc < 1) - result = show_all(); - else if (!strcmp(argv[0], "add")) - result = add(argc, argv); - else if (!strcmp(argv[0], "rename")) - result = mv(argc, argv); - else if (!strcmp(argv[0], "rm") || !strcmp(argv[0], "remove")) - result = rm(argc, argv); - else if (!strcmp(argv[0], "set-head")) - result = set_head(argc, argv); - else if (!strcmp(argv[0], "set-branches")) - result = set_branches(argc, argv); - else if (!strcmp(argv[0], "get-url")) - result = get_url(argc, argv); - else if (!strcmp(argv[0], "set-url")) - result = set_url(argc, argv); - else if (!strcmp(argv[0], "show")) - result = show(argc, argv); - else if (!strcmp(argv[0], "prune")) - result = prune(argc, argv); - else if (!strcmp(argv[0], "update")) - result = update(argc, argv); - else { - error(_("Unknown subcommand: %s"), argv[0]); - usage_with_options(builtin_remote_usage, options); + if (fn) { + return !!fn(argc, argv, prefix); + } else { + if (argc) { + error(_("unknown subcommand: %s"), argv[0]); + usage_with_options(builtin_remote_usage, options); + } + return !!show_all(); } - - return result ? 1 : 0; } diff --git a/builtin/revert.c b/builtin/revert.c index 2554f9099c..ee2a0807f0 100644 --- a/builtin/revert.c +++ b/builtin/revert.c @@ -141,7 +141,7 @@ static int run_sequencer(int argc, const char **argv, struct replay_opts *opts) argc = parse_options(argc, argv, NULL, options, usage_str, PARSE_OPT_KEEP_ARGV0 | - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); prepare_repo_settings(the_repository); the_repository->settings.command_requires_full_index = 0; diff --git a/builtin/shortlog.c b/builtin/shortlog.c index 086dfee45a..7a1e1fe7c0 100644 --- a/builtin/shortlog.c +++ b/builtin/shortlog.c @@ -381,6 +381,7 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix) break; case PARSE_OPT_HELP: case PARSE_OPT_ERROR: + case PARSE_OPT_SUBCOMMAND: exit(129); case PARSE_OPT_COMPLETE: exit(0); diff --git a/builtin/sparse-checkout.c b/builtin/sparse-checkout.c index f91e29b56a..287716db68 100644 --- a/builtin/sparse-checkout.c +++ b/builtin/sparse-checkout.c @@ -48,7 +48,7 @@ static char const * const builtin_sparse_checkout_list_usage[] = { NULL }; -static int sparse_checkout_list(int argc, const char **argv) +static int sparse_checkout_list(int argc, const char **argv, const char *prefix) { static struct option builtin_sparse_checkout_list_options[] = { OPT_END(), @@ -60,7 +60,7 @@ static int sparse_checkout_list(int argc, const char **argv) if (!core_apply_sparse_checkout) die(_("this worktree is not sparse")); - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_list_options, builtin_sparse_checkout_list_usage, 0); @@ -431,7 +431,7 @@ static struct sparse_checkout_init_opts { int sparse_index; } init_opts; -static int sparse_checkout_init(int argc, const char **argv) +static int sparse_checkout_init(int argc, const char **argv, const char *prefix) { struct pattern_list pl; char *sparse_filename; @@ -452,7 +452,7 @@ static int sparse_checkout_init(int argc, const char **argv) init_opts.cone_mode = -1; init_opts.sparse_index = -1; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_init_options, builtin_sparse_checkout_init_usage, 0); @@ -767,7 +767,7 @@ static int sparse_checkout_add(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_add_options, builtin_sparse_checkout_add_usage, - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); sanitize_paths(argc, argv, prefix, add_opts.skip_checks); @@ -813,7 +813,7 @@ static int sparse_checkout_set(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_set_options, builtin_sparse_checkout_set_usage, - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); if (update_modes(&set_opts.cone_mode, &set_opts.sparse_index)) return 1; @@ -843,7 +843,8 @@ static struct sparse_checkout_reapply_opts { int sparse_index; } reapply_opts; -static int sparse_checkout_reapply(int argc, const char **argv) +static int sparse_checkout_reapply(int argc, const char **argv, + const char *prefix) { static struct option builtin_sparse_checkout_reapply_options[] = { OPT_BOOL(0, "cone", &reapply_opts.cone_mode, @@ -859,7 +860,7 @@ static int sparse_checkout_reapply(int argc, const char **argv) reapply_opts.cone_mode = -1; reapply_opts.sparse_index = -1; - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_reapply_options, builtin_sparse_checkout_reapply_usage, 0); @@ -876,7 +877,8 @@ static char const * const builtin_sparse_checkout_disable_usage[] = { NULL }; -static int sparse_checkout_disable(int argc, const char **argv) +static int sparse_checkout_disable(int argc, const char **argv, + const char *prefix) { static struct option builtin_sparse_checkout_disable_options[] = { OPT_END(), @@ -895,7 +897,7 @@ static int sparse_checkout_disable(int argc, const char **argv) * forcibly return to a dense checkout regardless of initial state. */ - argc = parse_options(argc, argv, NULL, + argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_disable_options, builtin_sparse_checkout_disable_usage, 0); @@ -922,39 +924,25 @@ static int sparse_checkout_disable(int argc, const char **argv) int cmd_sparse_checkout(int argc, const char **argv, const char *prefix) { - static struct option builtin_sparse_checkout_options[] = { + parse_opt_subcommand_fn *fn = NULL; + struct option builtin_sparse_checkout_options[] = { + OPT_SUBCOMMAND("list", &fn, sparse_checkout_list), + OPT_SUBCOMMAND("init", &fn, sparse_checkout_init), + OPT_SUBCOMMAND("set", &fn, sparse_checkout_set), + OPT_SUBCOMMAND("add", &fn, sparse_checkout_add), + OPT_SUBCOMMAND("reapply", &fn, sparse_checkout_reapply), + OPT_SUBCOMMAND("disable", &fn, sparse_checkout_disable), OPT_END(), }; - if (argc == 2 && !strcmp(argv[1], "-h")) - usage_with_options(builtin_sparse_checkout_usage, - builtin_sparse_checkout_options); - argc = parse_options(argc, argv, prefix, builtin_sparse_checkout_options, - builtin_sparse_checkout_usage, - PARSE_OPT_STOP_AT_NON_OPTION); + builtin_sparse_checkout_usage, 0); git_config(git_default_config, NULL); prepare_repo_settings(the_repository); the_repository->settings.command_requires_full_index = 0; - if (argc > 0) { - if (!strcmp(argv[0], "list")) - return sparse_checkout_list(argc, argv); - if (!strcmp(argv[0], "init")) - return sparse_checkout_init(argc, argv); - if (!strcmp(argv[0], "set")) - return sparse_checkout_set(argc, argv, prefix); - if (!strcmp(argv[0], "add")) - return sparse_checkout_add(argc, argv, prefix); - if (!strcmp(argv[0], "reapply")) - return sparse_checkout_reapply(argc, argv); - if (!strcmp(argv[0], "disable")) - return sparse_checkout_disable(argc, argv); - } - - usage_with_options(builtin_sparse_checkout_usage, - builtin_sparse_checkout_options); + return fn(argc, argv, prefix); } diff --git a/builtin/stash.c b/builtin/stash.c index 30fa101460..1ba24c1173 100644 --- a/builtin/stash.c +++ b/builtin/stash.c @@ -782,7 +782,7 @@ static int list_stash(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, git_stash_list_usage, - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); if (!ref_exists(ref_stash)) return 0; @@ -873,7 +873,7 @@ static int show_stash(int argc, const char **argv, const char *prefix) init_revisions(&rev, prefix); argc = parse_options(argc, argv, prefix, options, git_stash_show_usage, - PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN | + PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN_OPT | PARSE_OPT_KEEP_DASHDASH); strvec_push(&revision_args, argv[0]); @@ -979,7 +979,7 @@ static int store_stash(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, git_stash_store_usage, - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); if (argc != 1) { if (!quiet) @@ -1739,6 +1739,11 @@ static int push_stash(int argc, const char **argv, const char *prefix, include_untracked, only_staged); } +static int push_stash_unassumed(int argc, const char **argv, const char *prefix) +{ + return push_stash(argc, argv, prefix, 0); +} + static int save_stash(int argc, const char **argv, const char *prefix) { int keep_index = -1; @@ -1787,15 +1792,28 @@ int cmd_stash(int argc, const char **argv, const char *prefix) pid_t pid = getpid(); const char *index_file; struct strvec args = STRVEC_INIT; - + parse_opt_subcommand_fn *fn = NULL; struct option options[] = { + OPT_SUBCOMMAND("apply", &fn, apply_stash), + OPT_SUBCOMMAND("clear", &fn, clear_stash), + OPT_SUBCOMMAND("drop", &fn, drop_stash), + OPT_SUBCOMMAND("pop", &fn, pop_stash), + OPT_SUBCOMMAND("branch", &fn, branch_stash), + OPT_SUBCOMMAND("list", &fn, list_stash), + OPT_SUBCOMMAND("show", &fn, show_stash), + OPT_SUBCOMMAND("store", &fn, store_stash), + OPT_SUBCOMMAND("create", &fn, create_stash), + OPT_SUBCOMMAND("push", &fn, push_stash_unassumed), + OPT_SUBCOMMAND_F("save", &fn, save_stash, PARSE_OPT_NOCOMPLETE), OPT_END() }; git_config(git_stash_config, NULL); argc = parse_options(argc, argv, prefix, options, git_stash_usage, - PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH); + PARSE_OPT_SUBCOMMAND_OPTIONAL | + PARSE_OPT_KEEP_UNKNOWN_OPT | + PARSE_OPT_KEEP_DASHDASH); prepare_repo_settings(the_repository); the_repository->settings.command_requires_full_index = 0; @@ -1804,33 +1822,10 @@ int cmd_stash(int argc, const char **argv, const char *prefix) strbuf_addf(&stash_index_path, "%s.stash.%" PRIuMAX, index_file, (uintmax_t)pid); - if (!argc) - return !!push_stash(0, NULL, prefix, 0); - else if (!strcmp(argv[0], "apply")) - return !!apply_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "clear")) - return !!clear_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "drop")) - return !!drop_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "pop")) - return !!pop_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "branch")) - return !!branch_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "list")) - return !!list_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "show")) - return !!show_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "store")) - return !!store_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "create")) - return !!create_stash(argc, argv, prefix); - else if (!strcmp(argv[0], "push")) - return !!push_stash(argc, argv, prefix, 0); - else if (!strcmp(argv[0], "save")) - return !!save_stash(argc, argv, prefix); - else if (*argv[0] != '-') - usage_msg_optf(_("unknown subcommand: %s"), - git_stash_usage, options, argv[0]); + if (fn) + return !!fn(argc, argv, prefix); + else if (!argc) + return !!push_stash_unassumed(0, NULL, prefix); /* Assume 'stash push' */ strvec_push(&args, "push"); diff --git a/builtin/worktree.c b/builtin/worktree.c index cd62eef240..c6710b2552 100644 --- a/builtin/worktree.c +++ b/builtin/worktree.c @@ -1112,31 +1112,24 @@ static int repair(int ac, const char **av, const char *prefix) int cmd_worktree(int ac, const char **av, const char *prefix) { + parse_opt_subcommand_fn *fn = NULL; struct option options[] = { + OPT_SUBCOMMAND("add", &fn, add), + OPT_SUBCOMMAND("prune", &fn, prune), + OPT_SUBCOMMAND("list", &fn, list), + OPT_SUBCOMMAND("lock", &fn, lock_worktree), + OPT_SUBCOMMAND("unlock", &fn, unlock_worktree), + OPT_SUBCOMMAND("move", &fn, move_worktree), + OPT_SUBCOMMAND("remove", &fn, remove_worktree), + OPT_SUBCOMMAND("repair", &fn, repair), OPT_END() }; git_config(git_worktree_config, NULL); - if (ac < 2) - usage_with_options(worktree_usage, options); if (!prefix) prefix = ""; - if (!strcmp(av[1], "add")) - return add(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "prune")) - return prune(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "list")) - return list(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "lock")) - return lock_worktree(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "unlock")) - return unlock_worktree(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "move")) - return move_worktree(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "remove")) - return remove_worktree(ac - 1, av + 1, prefix); - if (!strcmp(av[1], "repair")) - return repair(ac - 1, av + 1, prefix); - usage_with_options(worktree_usage, options); + + ac = parse_options(ac, av, prefix, options, worktree_usage, 0); + return fn(ac, av, prefix); } diff --git a/bundle-uri.c b/bundle-uri.c new file mode 100644 index 0000000000..4a8cc74ed0 --- /dev/null +++ b/bundle-uri.c @@ -0,0 +1,168 @@ +#include "cache.h" +#include "bundle-uri.h" +#include "bundle.h" +#include "object-store.h" +#include "refs.h" +#include "run-command.h" + +static int find_temp_filename(struct strbuf *name) +{ + int fd; + /* + * Find a temporary filename that is available. This is briefly + * racy, but unlikely to collide. + */ + fd = odb_mkstemp(name, "bundles/tmp_uri_XXXXXX"); + if (fd < 0) { + warning(_("failed to create temporary file")); + return -1; + } + + close(fd); + unlink(name->buf); + return 0; +} + +static int download_https_uri_to_file(const char *file, const char *uri) +{ + int result = 0; + struct child_process cp = CHILD_PROCESS_INIT; + FILE *child_in = NULL, *child_out = NULL; + struct strbuf line = STRBUF_INIT; + int found_get = 0; + + strvec_pushl(&cp.args, "git-remote-https", uri, NULL); + cp.in = -1; + cp.out = -1; + + if (start_command(&cp)) + return 1; + + child_in = fdopen(cp.in, "w"); + if (!child_in) { + result = 1; + goto cleanup; + } + + child_out = fdopen(cp.out, "r"); + if (!child_out) { + result = 1; + goto cleanup; + } + + fprintf(child_in, "capabilities\n"); + fflush(child_in); + + while (!strbuf_getline(&line, child_out)) { + if (!line.len) + break; + if (!strcmp(line.buf, "get")) + found_get = 1; + } + strbuf_release(&line); + + if (!found_get) { + result = error(_("insufficient capabilities")); + goto cleanup; + } + + fprintf(child_in, "get %s %s\n\n", uri, file); + +cleanup: + if (child_in) + fclose(child_in); + if (finish_command(&cp)) + return 1; + if (child_out) + fclose(child_out); + return result; +} + +static int copy_uri_to_file(const char *filename, const char *uri) +{ + const char *out; + + if (starts_with(uri, "https:") || + starts_with(uri, "http:")) + return download_https_uri_to_file(filename, uri); + + if (skip_prefix(uri, "file://", &out)) + uri = out; + + /* Copy as a file */ + return copy_file(filename, uri, 0); +} + +static int unbundle_from_file(struct repository *r, const char *file) +{ + int result = 0; + int bundle_fd; + struct bundle_header header = BUNDLE_HEADER_INIT; + struct string_list_item *refname; + struct strbuf bundle_ref = STRBUF_INIT; + size_t bundle_prefix_len; + + if ((bundle_fd = read_bundle_header(file, &header)) < 0) + return 1; + + if ((result = unbundle(r, &header, bundle_fd, NULL))) + return 1; + + /* + * Convert all refs/heads/ from the bundle into refs/bundles/ + * in the local repository. + */ + strbuf_addstr(&bundle_ref, "refs/bundles/"); + bundle_prefix_len = bundle_ref.len; + + for_each_string_list_item(refname, &header.references) { + struct object_id *oid = refname->util; + struct object_id old_oid; + const char *branch_name; + int has_old; + + if (!skip_prefix(refname->string, "refs/heads/", &branch_name)) + continue; + + strbuf_setlen(&bundle_ref, bundle_prefix_len); + strbuf_addstr(&bundle_ref, branch_name); + + has_old = !read_ref(bundle_ref.buf, &old_oid); + update_ref("fetched bundle", bundle_ref.buf, oid, + has_old ? &old_oid : NULL, + REF_SKIP_OID_VERIFICATION, + UPDATE_REFS_MSG_ON_ERR); + } + + bundle_header_release(&header); + return result; +} + +int fetch_bundle_uri(struct repository *r, const char *uri) +{ + int result = 0; + struct strbuf filename = STRBUF_INIT; + + if ((result = find_temp_filename(&filename))) + goto cleanup; + + if ((result = copy_uri_to_file(filename.buf, uri))) { + warning(_("failed to download bundle from URI '%s'"), uri); + goto cleanup; + } + + if ((result = !is_bundle(filename.buf, 0))) { + warning(_("file at URI '%s' is not a bundle"), uri); + goto cleanup; + } + + if ((result = unbundle_from_file(r, filename.buf))) { + warning(_("failed to unbundle bundle from URI '%s'"), uri); + goto cleanup; + } + +cleanup: + unlink(filename.buf); + strbuf_release(&filename); + return result; +} diff --git a/bundle-uri.h b/bundle-uri.h new file mode 100644 index 0000000000..8a152f1ef1 --- /dev/null +++ b/bundle-uri.h @@ -0,0 +1,14 @@ +#ifndef BUNDLE_URI_H +#define BUNDLE_URI_H + +struct repository; + +/** + * Fetch data from the given 'uri' and unbundle the bundle data found + * based on that information. + * + * Returns non-zero if no bundle information is found at the given 'uri'. + */ +int fetch_bundle_uri(struct repository *r, const char *uri); + +#endif @@ -5661,7 +5661,7 @@ int diff_opt_parse(struct diff_options *options, ac = parse_options(ac, av, prefix, options->parseopts, NULL, PARSE_OPT_KEEP_DASHDASH | - PARSE_OPT_KEEP_UNKNOWN | + PARSE_OPT_KEEP_UNKNOWN_OPT | PARSE_OPT_NO_INTERNAL_HELP | PARSE_OPT_ONE_SHOT | PARSE_OPT_STOP_AT_NON_OPTION); @@ -489,14 +489,14 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) static struct cmd_struct commands[] = { { "add", cmd_add, RUN_SETUP | NEED_WORK_TREE }, { "am", cmd_am, RUN_SETUP | NEED_WORK_TREE }, - { "annotate", cmd_annotate, RUN_SETUP | NO_PARSEOPT }, + { "annotate", cmd_annotate, RUN_SETUP }, { "apply", cmd_apply, RUN_SETUP_GENTLY }, { "archive", cmd_archive, RUN_SETUP_GENTLY }, { "bisect--helper", cmd_bisect__helper, RUN_SETUP }, { "blame", cmd_blame, RUN_SETUP }, { "branch", cmd_branch, RUN_SETUP | DELAY_PAGER_CONFIG }, { "bugreport", cmd_bugreport, RUN_SETUP_GENTLY }, - { "bundle", cmd_bundle, RUN_SETUP_GENTLY | NO_PARSEOPT }, + { "bundle", cmd_bundle, RUN_SETUP_GENTLY }, { "cat-file", cmd_cat_file, RUN_SETUP }, { "check-attr", cmd_check_attr, RUN_SETUP }, { "check-ignore", cmd_check_ignore, RUN_SETUP | NEED_WORK_TREE }, @@ -514,7 +514,7 @@ static struct cmd_struct commands[] = { { "column", cmd_column, RUN_SETUP_GENTLY }, { "commit", cmd_commit, RUN_SETUP | NEED_WORK_TREE }, { "commit-graph", cmd_commit_graph, RUN_SETUP }, - { "commit-tree", cmd_commit_tree, RUN_SETUP | NO_PARSEOPT }, + { "commit-tree", cmd_commit_tree, RUN_SETUP }, { "config", cmd_config, RUN_SETUP_GENTLY | DELAY_PAGER_CONFIG }, { "count-objects", cmd_count_objects, RUN_SETUP }, { "credential", cmd_credential, RUN_SETUP_GENTLY | NO_PARSEOPT }, @@ -554,9 +554,9 @@ static struct cmd_struct commands[] = { { "ls-files", cmd_ls_files, RUN_SETUP }, { "ls-remote", cmd_ls_remote, RUN_SETUP_GENTLY }, { "ls-tree", cmd_ls_tree, RUN_SETUP }, - { "mailinfo", cmd_mailinfo, RUN_SETUP_GENTLY | NO_PARSEOPT }, + { "mailinfo", cmd_mailinfo, RUN_SETUP_GENTLY }, { "mailsplit", cmd_mailsplit, NO_PARSEOPT }, - { "maintenance", cmd_maintenance, RUN_SETUP | NO_PARSEOPT }, + { "maintenance", cmd_maintenance, RUN_SETUP }, { "merge", cmd_merge, RUN_SETUP | NEED_WORK_TREE }, { "merge-base", cmd_merge_base, RUN_SETUP }, { "merge-file", cmd_merge_file, RUN_SETUP_GENTLY }, @@ -567,7 +567,7 @@ static struct cmd_struct commands[] = { { "merge-recursive-theirs", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE | NO_PARSEOPT }, { "merge-subtree", cmd_merge_recursive, RUN_SETUP | NEED_WORK_TREE | NO_PARSEOPT }, { "merge-tree", cmd_merge_tree, RUN_SETUP }, - { "mktag", cmd_mktag, RUN_SETUP | NO_PARSEOPT }, + { "mktag", cmd_mktag, RUN_SETUP }, { "mktree", cmd_mktree, RUN_SETUP }, { "multi-pack-index", cmd_multi_pack_index, RUN_SETUP }, { "mv", cmd_mv, RUN_SETUP | NEED_WORK_TREE }, @@ -628,7 +628,7 @@ static struct cmd_struct commands[] = { { "verify-tag", cmd_verify_tag, RUN_SETUP }, { "version", cmd_version }, { "whatchanged", cmd_whatchanged, RUN_SETUP }, - { "worktree", cmd_worktree, RUN_SETUP | NO_PARSEOPT }, + { "worktree", cmd_worktree, RUN_SETUP }, { "write-tree", cmd_write_tree, RUN_SETUP }, }; @@ -577,6 +577,78 @@ static void fill_pack_entry(uint32_t pack_int_id, entry->preferred = !!preferred; } +struct midx_fanout { + struct pack_midx_entry *entries; + uint32_t nr; + uint32_t alloc; +}; + +static void midx_fanout_grow(struct midx_fanout *fanout, uint32_t nr) +{ + ALLOC_GROW(fanout->entries, nr, fanout->alloc); +} + +static void midx_fanout_sort(struct midx_fanout *fanout) +{ + QSORT(fanout->entries, fanout->nr, midx_oid_compare); +} + +static void midx_fanout_add_midx_fanout(struct midx_fanout *fanout, + struct multi_pack_index *m, + uint32_t cur_fanout, + int preferred_pack) +{ + uint32_t start = 0, end; + uint32_t cur_object; + + if (cur_fanout) + start = ntohl(m->chunk_oid_fanout[cur_fanout - 1]); + end = ntohl(m->chunk_oid_fanout[cur_fanout]); + + for (cur_object = start; cur_object < end; cur_object++) { + if ((preferred_pack > -1) && + (preferred_pack == nth_midxed_pack_int_id(m, cur_object))) { + /* + * Objects from preferred packs are added + * separately. + */ + continue; + } + + midx_fanout_grow(fanout, fanout->nr + 1); + nth_midxed_pack_midx_entry(m, + &fanout->entries[fanout->nr], + cur_object); + fanout->entries[fanout->nr].preferred = 0; + fanout->nr++; + } +} + +static void midx_fanout_add_pack_fanout(struct midx_fanout *fanout, + struct pack_info *info, + uint32_t cur_pack, + int preferred, + uint32_t cur_fanout) +{ + struct packed_git *pack = info[cur_pack].p; + uint32_t start = 0, end; + uint32_t cur_object; + + if (cur_fanout) + start = get_pack_fanout(pack, cur_fanout - 1); + end = get_pack_fanout(pack, cur_fanout); + + for (cur_object = start; cur_object < end; cur_object++) { + midx_fanout_grow(fanout, fanout->nr + 1); + fill_pack_entry(cur_pack, + info[cur_pack].p, + cur_object, + &fanout->entries[fanout->nr], + preferred); + fanout->nr++; + } +} + /* * It is possible to artificially get into a state where there are many * duplicate copies of objects. That can create high memory pressure if @@ -595,8 +667,8 @@ static struct pack_midx_entry *get_sorted_entries(struct multi_pack_index *m, int preferred_pack) { uint32_t cur_fanout, cur_pack, cur_object; - uint32_t alloc_fanout, alloc_objects, total_objects = 0; - struct pack_midx_entry *entries_by_fanout = NULL; + uint32_t alloc_objects, total_objects = 0; + struct midx_fanout fanout = { 0 }; struct pack_midx_entry *deduplicated_entries = NULL; uint32_t start_pack = m ? m->num_packs : 0; @@ -608,74 +680,51 @@ static struct pack_midx_entry *get_sorted_entries(struct multi_pack_index *m, * slices to be evenly distributed, with some noise. Hence, * allocate slightly more than one 256th. */ - alloc_objects = alloc_fanout = total_objects > 3200 ? total_objects / 200 : 16; + alloc_objects = fanout.alloc = total_objects > 3200 ? total_objects / 200 : 16; - ALLOC_ARRAY(entries_by_fanout, alloc_fanout); + ALLOC_ARRAY(fanout.entries, fanout.alloc); ALLOC_ARRAY(deduplicated_entries, alloc_objects); *nr_objects = 0; for (cur_fanout = 0; cur_fanout < 256; cur_fanout++) { - uint32_t nr_fanout = 0; - - if (m) { - uint32_t start = 0, end; - - if (cur_fanout) - start = ntohl(m->chunk_oid_fanout[cur_fanout - 1]); - end = ntohl(m->chunk_oid_fanout[cur_fanout]); - - for (cur_object = start; cur_object < end; cur_object++) { - ALLOC_GROW(entries_by_fanout, nr_fanout + 1, alloc_fanout); - nth_midxed_pack_midx_entry(m, - &entries_by_fanout[nr_fanout], - cur_object); - if (nth_midxed_pack_int_id(m, cur_object) == preferred_pack) - entries_by_fanout[nr_fanout].preferred = 1; - else - entries_by_fanout[nr_fanout].preferred = 0; - nr_fanout++; - } - } + fanout.nr = 0; + + if (m) + midx_fanout_add_midx_fanout(&fanout, m, cur_fanout, + preferred_pack); for (cur_pack = start_pack; cur_pack < nr_packs; cur_pack++) { - uint32_t start = 0, end; int preferred = cur_pack == preferred_pack; - - if (cur_fanout) - start = get_pack_fanout(info[cur_pack].p, cur_fanout - 1); - end = get_pack_fanout(info[cur_pack].p, cur_fanout); - - for (cur_object = start; cur_object < end; cur_object++) { - ALLOC_GROW(entries_by_fanout, nr_fanout + 1, alloc_fanout); - fill_pack_entry(cur_pack, - info[cur_pack].p, - cur_object, - &entries_by_fanout[nr_fanout], - preferred); - nr_fanout++; - } + midx_fanout_add_pack_fanout(&fanout, + info, cur_pack, + preferred, cur_fanout); } - QSORT(entries_by_fanout, nr_fanout, midx_oid_compare); + if (-1 < preferred_pack && preferred_pack < start_pack) + midx_fanout_add_pack_fanout(&fanout, info, + preferred_pack, 1, + cur_fanout); + + midx_fanout_sort(&fanout); /* * The batch is now sorted by OID and then mtime (descending). * Take only the first duplicate. */ - for (cur_object = 0; cur_object < nr_fanout; cur_object++) { - if (cur_object && oideq(&entries_by_fanout[cur_object - 1].oid, - &entries_by_fanout[cur_object].oid)) + for (cur_object = 0; cur_object < fanout.nr; cur_object++) { + if (cur_object && oideq(&fanout.entries[cur_object - 1].oid, + &fanout.entries[cur_object].oid)) continue; ALLOC_GROW(deduplicated_entries, *nr_objects + 1, alloc_objects); memcpy(&deduplicated_entries[*nr_objects], - &entries_by_fanout[cur_object], + &fanout.entries[cur_object], sizeof(struct pack_midx_entry)); (*nr_objects)++; } } - free(entries_by_fanout); + free(fanout.entries); return deduplicated_entries; } @@ -1070,6 +1119,9 @@ static int write_midx_bitmap(const char *midx_name, if (flags & MIDX_WRITE_BITMAP_HASH_CACHE) options |= BITMAP_OPT_HASH_CACHE; + if (flags & MIDX_WRITE_BITMAP_LOOKUP_TABLE) + options |= BITMAP_OPT_LOOKUP_TABLE; + /* * Build the MIDX-order index based on pdata.objects (which is already * in MIDX order; c.f., 'midx_pack_order_cmp()' for the definition of @@ -47,6 +47,7 @@ struct multi_pack_index { #define MIDX_WRITE_REV_INDEX (1 << 1) #define MIDX_WRITE_BITMAP (1 << 2) #define MIDX_WRITE_BITMAP_HASH_CACHE (1 << 3) +#define MIDX_WRITE_BITMAP_LOOKUP_TABLE (1 << 4) const unsigned char *get_midx_checksum(struct multi_pack_index *m); void get_midx_filename(struct strbuf *out, const char *object_dir); diff --git a/pack-bitmap-write.c b/pack-bitmap-write.c index 4fcfaed428..a213f5eddc 100644 --- a/pack-bitmap-write.c +++ b/pack-bitmap-write.c @@ -649,21 +649,18 @@ static const struct object_id *oid_access(size_t pos, const void *table) } static void write_selected_commits_v1(struct hashfile *f, - struct pack_idx_entry **index, - uint32_t index_nr) + uint32_t *commit_positions, + off_t *offsets) { int i; for (i = 0; i < writer.selected_nr; ++i) { struct bitmapped_commit *stored = &writer.selected[i]; - int commit_pos = - oid_pos(&stored->commit->object.oid, index, index_nr, oid_access); + if (offsets) + offsets[i] = hashfile_total(f); - if (commit_pos < 0) - BUG("trying to write commit not in index"); - - hashwrite_be32(f, commit_pos); + hashwrite_be32(f, commit_positions[i]); hashwrite_u8(f, stored->xor_offset); hashwrite_u8(f, stored->flags); @@ -671,6 +668,79 @@ static void write_selected_commits_v1(struct hashfile *f, } } +static int table_cmp(const void *_va, const void *_vb, void *_data) +{ + uint32_t *commit_positions = _data; + uint32_t a = commit_positions[*(uint32_t *)_va]; + uint32_t b = commit_positions[*(uint32_t *)_vb]; + + if (a > b) + return 1; + else if (a < b) + return -1; + + return 0; +} + +static void write_lookup_table(struct hashfile *f, + uint32_t *commit_positions, + off_t *offsets) +{ + uint32_t i; + uint32_t *table, *table_inv; + + ALLOC_ARRAY(table, writer.selected_nr); + ALLOC_ARRAY(table_inv, writer.selected_nr); + + for (i = 0; i < writer.selected_nr; i++) + table[i] = i; + + /* + * At the end of this sort table[j] = i means that the i'th + * bitmap corresponds to j'th bitmapped commit (among the selected + * commits) in lex order of OIDs. + */ + QSORT_S(table, writer.selected_nr, table_cmp, commit_positions); + + /* table_inv helps us discover that relationship (i'th bitmap + * to j'th commit by j = table_inv[i]) + */ + for (i = 0; i < writer.selected_nr; i++) + table_inv[table[i]] = i; + + trace2_region_enter("pack-bitmap-write", "writing_lookup_table", the_repository); + for (i = 0; i < writer.selected_nr; i++) { + struct bitmapped_commit *selected = &writer.selected[table[i]]; + uint32_t xor_offset = selected->xor_offset; + uint32_t xor_row; + + if (xor_offset) { + /* + * xor_index stores the index (in the bitmap entries) + * of the corresponding xor bitmap. But we need to convert + * this index into lookup table's index. So, table_inv[xor_index] + * gives us the index position w.r.t. the lookup table. + * + * If "k = table[i] - xor_offset" then the xor base is the k'th + * bitmap. `table_inv[k]` gives us the position of that bitmap + * in the lookup table. + */ + uint32_t xor_index = table[i] - xor_offset; + xor_row = table_inv[xor_index]; + } else { + xor_row = 0xffffffff; + } + + hashwrite_be32(f, commit_positions[table[i]]); + hashwrite_be64(f, (uint64_t)offsets[table[i]]); + hashwrite_be32(f, xor_row); + } + trace2_region_leave("pack-bitmap-write", "writing_lookup_table", the_repository); + + free(table); + free(table_inv); +} + static void write_hash_cache(struct hashfile *f, struct pack_idx_entry **index, uint32_t index_nr) @@ -697,6 +767,9 @@ void bitmap_writer_finish(struct pack_idx_entry **index, static uint16_t flags = BITMAP_OPT_FULL_DAG; struct strbuf tmp_file = STRBUF_INIT; struct hashfile *f; + uint32_t *commit_positions = NULL; + off_t *offsets = NULL; + uint32_t i; struct bitmap_disk_header header; @@ -715,7 +788,26 @@ void bitmap_writer_finish(struct pack_idx_entry **index, dump_bitmap(f, writer.trees); dump_bitmap(f, writer.blobs); dump_bitmap(f, writer.tags); - write_selected_commits_v1(f, index, index_nr); + + if (options & BITMAP_OPT_LOOKUP_TABLE) + CALLOC_ARRAY(offsets, index_nr); + + ALLOC_ARRAY(commit_positions, writer.selected_nr); + + for (i = 0; i < writer.selected_nr; i++) { + struct bitmapped_commit *stored = &writer.selected[i]; + int commit_pos = oid_pos(&stored->commit->object.oid, index, index_nr, oid_access); + + if (commit_pos < 0) + BUG(_("trying to write commit not in index")); + + commit_positions[i] = commit_pos; + } + + write_selected_commits_v1(f, commit_positions, offsets); + + if (options & BITMAP_OPT_LOOKUP_TABLE) + write_lookup_table(f, commit_positions, offsets); if (options & BITMAP_OPT_HASH_CACHE) write_hash_cache(f, index, index_nr); @@ -730,4 +822,6 @@ void bitmap_writer_finish(struct pack_idx_entry **index, die_errno("unable to rename temporary bitmap file to '%s'", filename); strbuf_release(&tmp_file); + free(commit_positions); + free(offsets); } diff --git a/pack-bitmap.c b/pack-bitmap.c index ef580be9e3..9a208abc1f 100644 --- a/pack-bitmap.c +++ b/pack-bitmap.c @@ -84,6 +84,12 @@ struct bitmap_index { const unsigned char *checksum; /* + * If not NULL, this point into the commit table extension + * (within the memory mapped region `map`). + */ + unsigned char *table_lookup; + + /* * Extended index. * * When trying to perform bitmap operations with objects that are not @@ -186,6 +192,16 @@ static int load_bitmap_header(struct bitmap_index *index) index->hashes = (void *)(index_end - cache_size); index_end -= cache_size; } + + if (flags & BITMAP_OPT_LOOKUP_TABLE) { + size_t table_size = st_mult(ntohl(header->entry_count), + BITMAP_LOOKUP_TABLE_TRIPLET_WIDTH); + if (table_size > index_end - index->map - header_size) + return error(_("corrupted bitmap index file (too short to fit lookup table)")); + if (git_env_bool("GIT_TEST_READ_COMMIT_TABLE", 1)) + index->table_lookup = (void *)(index_end - table_size); + index_end -= table_size; + } } index->entry_count = ntohl(header->entry_count); @@ -212,9 +228,11 @@ static struct stored_bitmap *store_bitmap(struct bitmap_index *index, hash_pos = kh_put_oid_map(index->bitmaps, stored->oid, &ret); - /* a 0 return code means the insertion succeeded with no changes, - * because the SHA1 already existed on the map. this is bad, there - * shouldn't be duplicated commits in the index */ + /* + * A 0 return code means the insertion succeeded with no changes, + * because the SHA1 already existed on the map. This is bad, there + * shouldn't be duplicated commits in the index. + */ if (ret == 0) { error(_("duplicate entry in bitmap index: '%s'"), oid_to_hex(oid)); return NULL; @@ -482,7 +500,7 @@ static int load_bitmap(struct bitmap_index *bitmap_git) !(bitmap_git->tags = read_bitmap_1(bitmap_git))) goto failed; - if (load_bitmap_entries_v1(bitmap_git) < 0) + if (!bitmap_git->table_lookup && load_bitmap_entries_v1(bitmap_git) < 0) goto failed; return 0; @@ -570,13 +588,256 @@ struct include_data { struct bitmap *seen; }; +struct bitmap_lookup_table_triplet { + uint32_t commit_pos; + uint64_t offset; + uint32_t xor_row; +}; + +struct bitmap_lookup_table_xor_item { + struct object_id oid; + uint64_t offset; +}; + +/* + * Given a `triplet` struct pointer and pointer `p`, this + * function reads the triplet beginning at `p` into the struct. + * Note that this function assumes that there is enough memory + * left for filling the `triplet` struct from `p`. + */ +static int bitmap_lookup_table_get_triplet_by_pointer(struct bitmap_lookup_table_triplet *triplet, + const unsigned char *p) +{ + if (!triplet) + return -1; + + triplet->commit_pos = get_be32(p); + p += sizeof(uint32_t); + triplet->offset = get_be64(p); + p += sizeof(uint64_t); + triplet->xor_row = get_be32(p); + return 0; +} + +/* + * This function gets the raw triplet from `row`'th row in the + * lookup table and fills that data to the `triplet`. + */ +static int bitmap_lookup_table_get_triplet(struct bitmap_index *bitmap_git, + uint32_t pos, + struct bitmap_lookup_table_triplet *triplet) +{ + unsigned char *p = NULL; + if (pos >= bitmap_git->entry_count) + return error(_("corrupt bitmap lookup table: triplet position out of index")); + + p = bitmap_git->table_lookup + st_mult(pos, BITMAP_LOOKUP_TABLE_TRIPLET_WIDTH); + + return bitmap_lookup_table_get_triplet_by_pointer(triplet, p); +} + +/* + * Searches for a matching triplet. `commit_pos` is a pointer + * to the wanted commit position value. `table_entry` points to + * a triplet in lookup table. The first 4 bytes of each + * triplet (pointed by `table_entry`) are compared with `*commit_pos`. + */ +static int triplet_cmp(const void *commit_pos, const void *table_entry) +{ + + uint32_t a = *(uint32_t *)commit_pos; + uint32_t b = get_be32(table_entry); + if (a > b) + return 1; + else if (a < b) + return -1; + + return 0; +} + +static uint32_t bitmap_bsearch_pos(struct bitmap_index *bitmap_git, + struct object_id *oid, + uint32_t *result) +{ + int found; + + if (bitmap_is_midx(bitmap_git)) + found = bsearch_midx(oid, bitmap_git->midx, result); + else + found = bsearch_pack(oid, bitmap_git->pack, result); + + return found; +} + +/* + * `bsearch_triplet_by_pos` function searches for the raw triplet + * having commit position same as `commit_pos` and fills `triplet` + * object from the raw triplet. Returns 1 on success and 0 on + * failure. + */ +static int bitmap_bsearch_triplet_by_pos(uint32_t commit_pos, + struct bitmap_index *bitmap_git, + struct bitmap_lookup_table_triplet *triplet) +{ + unsigned char *p = bsearch(&commit_pos, bitmap_git->table_lookup, bitmap_git->entry_count, + BITMAP_LOOKUP_TABLE_TRIPLET_WIDTH, triplet_cmp); + + if (!p) + return -1; + + return bitmap_lookup_table_get_triplet_by_pointer(triplet, p); +} + +static struct stored_bitmap *lazy_bitmap_for_commit(struct bitmap_index *bitmap_git, + struct commit *commit) +{ + uint32_t commit_pos, xor_row; + uint64_t offset; + int flags; + struct bitmap_lookup_table_triplet triplet; + struct object_id *oid = &commit->object.oid; + struct ewah_bitmap *bitmap; + struct stored_bitmap *xor_bitmap = NULL; + const int bitmap_header_size = 6; + static struct bitmap_lookup_table_xor_item *xor_items = NULL; + static size_t xor_items_nr = 0, xor_items_alloc = 0; + static int is_corrupt = 0; + int xor_flags; + khiter_t hash_pos; + struct bitmap_lookup_table_xor_item *xor_item; + + if (is_corrupt) + return NULL; + + if (!bitmap_bsearch_pos(bitmap_git, oid, &commit_pos)) + return NULL; + + if (bitmap_bsearch_triplet_by_pos(commit_pos, bitmap_git, &triplet) < 0) + return NULL; + + xor_items_nr = 0; + offset = triplet.offset; + xor_row = triplet.xor_row; + + while (xor_row != 0xffffffff) { + ALLOC_GROW(xor_items, xor_items_nr + 1, xor_items_alloc); + + if (xor_items_nr + 1 >= bitmap_git->entry_count) { + error(_("corrupt bitmap lookup table: xor chain exceed entry count")); + goto corrupt; + } + + if (bitmap_lookup_table_get_triplet(bitmap_git, xor_row, &triplet) < 0) + goto corrupt; + + xor_item = &xor_items[xor_items_nr]; + xor_item->offset = triplet.offset; + + if (nth_bitmap_object_oid(bitmap_git, &xor_item->oid, triplet.commit_pos) < 0) { + error(_("corrupt bitmap lookup table: commit index %u out of range"), + triplet.commit_pos); + goto corrupt; + } + + hash_pos = kh_get_oid_map(bitmap_git->bitmaps, xor_item->oid); + + /* + * If desired bitmap is already stored, we don't need + * to iterate further. Because we know that bitmaps + * that are needed to be parsed to parse this bitmap + * has already been stored. So, assign this stored bitmap + * to the xor_bitmap. + */ + if (hash_pos < kh_end(bitmap_git->bitmaps) && + (xor_bitmap = kh_value(bitmap_git->bitmaps, hash_pos))) + break; + xor_items_nr++; + xor_row = triplet.xor_row; + } + + while (xor_items_nr) { + xor_item = &xor_items[xor_items_nr - 1]; + bitmap_git->map_pos = xor_item->offset; + if (bitmap_git->map_size - bitmap_git->map_pos < bitmap_header_size) { + error(_("corrupt ewah bitmap: truncated header for bitmap of commit \"%s\""), + oid_to_hex(&xor_item->oid)); + goto corrupt; + } + + bitmap_git->map_pos += sizeof(uint32_t) + sizeof(uint8_t); + xor_flags = read_u8(bitmap_git->map, &bitmap_git->map_pos); + bitmap = read_bitmap_1(bitmap_git); + + if (!bitmap) + goto corrupt; + + xor_bitmap = store_bitmap(bitmap_git, bitmap, &xor_item->oid, xor_bitmap, xor_flags); + xor_items_nr--; + } + + bitmap_git->map_pos = offset; + if (bitmap_git->map_size - bitmap_git->map_pos < bitmap_header_size) { + error(_("corrupt ewah bitmap: truncated header for bitmap of commit \"%s\""), + oid_to_hex(oid)); + goto corrupt; + } + + /* + * Don't bother reading the commit's index position or its xor + * offset: + * + * - The commit's index position is irrelevant to us, since + * load_bitmap_entries_v1 only uses it to learn the object + * id which is used to compute the hashmap's key. We already + * have an object id, so no need to look it up again. + * + * - The xor_offset is unusable for us, since it specifies how + * many entries previous to ours we should look at. This + * makes sense when reading the bitmaps sequentially (as in + * load_bitmap_entries_v1()), since we can keep track of + * each bitmap as we read them. + * + * But it can't work for us, since the bitmap's don't have a + * fixed size. So we learn the position of the xor'd bitmap + * from the commit table (and resolve it to a bitmap in the + * above if-statement). + * + * Instead, we can skip ahead and immediately read the flags and + * ewah bitmap. + */ + bitmap_git->map_pos += sizeof(uint32_t) + sizeof(uint8_t); + flags = read_u8(bitmap_git->map, &bitmap_git->map_pos); + bitmap = read_bitmap_1(bitmap_git); + + if (!bitmap) + goto corrupt; + + return store_bitmap(bitmap_git, bitmap, oid, xor_bitmap, flags); + +corrupt: + free(xor_items); + is_corrupt = 1; + return NULL; +} + struct ewah_bitmap *bitmap_for_commit(struct bitmap_index *bitmap_git, struct commit *commit) { khiter_t hash_pos = kh_get_oid_map(bitmap_git->bitmaps, commit->object.oid); - if (hash_pos >= kh_end(bitmap_git->bitmaps)) - return NULL; + if (hash_pos >= kh_end(bitmap_git->bitmaps)) { + struct stored_bitmap *bitmap = NULL; + if (!bitmap_git->table_lookup) + return NULL; + + trace2_region_enter("pack-bitmap", "reading_lookup_table", the_repository); + /* NEEDSWORK: cache misses aren't recorded */ + bitmap = lazy_bitmap_for_commit(bitmap_git, commit); + trace2_region_leave("pack-bitmap", "reading_lookup_table", the_repository); + if (!bitmap) + return NULL; + return lookup_stored_bitmap(bitmap); + } return lookup_stored_bitmap(kh_value(bitmap_git->bitmaps, hash_pos)); } @@ -1712,8 +1973,10 @@ void test_bitmap_walk(struct rev_info *revs) if (revs->pending.nr != 1) die(_("you must specify exactly one commit to test")); - fprintf_ln(stderr, "Bitmap v%d test (%d entries loaded)", - bitmap_git->version, bitmap_git->entry_count); + fprintf_ln(stderr, "Bitmap v%d test (%d entries%s)", + bitmap_git->version, + bitmap_git->entry_count, + bitmap_git->table_lookup ? "" : " loaded"); root = revs->pending.objects[0].item; bm = bitmap_for_commit(bitmap_git, (struct commit *)root); @@ -1766,13 +2029,22 @@ void test_bitmap_walk(struct rev_info *revs) int test_bitmap_commits(struct repository *r) { - struct bitmap_index *bitmap_git = prepare_bitmap_git(r); struct object_id oid; MAYBE_UNUSED void *value; + struct bitmap_index *bitmap_git = prepare_bitmap_git(r); if (!bitmap_git) die(_("failed to load bitmap indexes")); + /* + * As this function is only used to print bitmap selected + * commits, we don't have to read the commit table. + */ + if (bitmap_git->table_lookup) { + if (load_bitmap_entries_v1(bitmap_git) < 0) + die(_("failed to load bitmap indexes")); + } + kh_foreach(bitmap_git->bitmaps, oid, value, { printf_ln("%s", oid_to_hex(&oid)); }); diff --git a/pack-bitmap.h b/pack-bitmap.h index f3a57ca065..f0180b5276 100644 --- a/pack-bitmap.h +++ b/pack-bitmap.h @@ -23,9 +23,19 @@ struct bitmap_disk_header { #define NEEDS_BITMAP (1u<<22) +/* + * The width in bytes of a single triplet in the lookup table + * extension: + * (commit_pos, offset, xor_row) + * + * whose fields ar 32-, 64-, 32- bits wide, respectively. + */ +#define BITMAP_LOOKUP_TABLE_TRIPLET_WIDTH (16) + enum pack_bitmap_opts { - BITMAP_OPT_FULL_DAG = 1, - BITMAP_OPT_HASH_CACHE = 4, + BITMAP_OPT_FULL_DAG = 0x1, + BITMAP_OPT_HASH_CACHE = 0x4, + BITMAP_OPT_LOOKUP_TABLE = 0x10, }; enum pack_bitmap_flags { diff --git a/parse-options.c b/parse-options.c index edf55d3ef5..a1ec932f0f 100644 --- a/parse-options.c +++ b/parse-options.c @@ -324,6 +324,8 @@ static enum parse_opt_result parse_long_opt( const char *rest, *long_name = options->long_name; enum opt_parsed flags = OPT_LONG, opt_flags = OPT_LONG; + if (options->type == OPTION_SUBCOMMAND) + continue; if (!long_name) continue; @@ -332,7 +334,7 @@ again: rest = NULL; if (!rest) { /* abbreviated? */ - if (!(p->flags & PARSE_OPT_KEEP_UNKNOWN) && + if (!(p->flags & PARSE_OPT_KEEP_UNKNOWN_OPT) && !strncmp(long_name, arg, arg_end - arg)) { is_abbreviated: if (abbrev_option && @@ -419,6 +421,19 @@ static enum parse_opt_result parse_nodash_opt(struct parse_opt_ctx_t *p, return PARSE_OPT_ERROR; } +static enum parse_opt_result parse_subcommand(const char *arg, + const struct option *options) +{ + for (; options->type != OPTION_END; options++) + if (options->type == OPTION_SUBCOMMAND && + !strcmp(options->long_name, arg)) { + *(parse_opt_subcommand_fn **)options->value = options->subcommand_fn; + return PARSE_OPT_SUBCOMMAND; + } + + return PARSE_OPT_UNKNOWN; +} + static void check_typos(const char *arg, const struct option *options) { if (strlen(arg) < 3) @@ -442,6 +457,7 @@ static void check_typos(const char *arg, const struct option *options) static void parse_options_check(const struct option *opts) { char short_opts[128]; + void *subcommand_value = NULL; memset(short_opts, '\0', sizeof(short_opts)); for (; opts->type != OPTION_END; opts++) { @@ -489,6 +505,14 @@ static void parse_options_check(const struct option *opts) "Are you using parse_options_step() directly?\n" "That case is not supported yet."); break; + case OPTION_SUBCOMMAND: + if (!opts->value || !opts->subcommand_fn) + optbug(opts, "OPTION_SUBCOMMAND needs a value and a subcommand function"); + if (!subcommand_value) + subcommand_value = opts->value; + else if (subcommand_value != opts->value) + optbug(opts, "all OPTION_SUBCOMMANDs need the same value"); + break; default: ; /* ok. (usually accepts an argument) */ } @@ -499,6 +523,14 @@ static void parse_options_check(const struct option *opts) BUG_if_bug("invalid 'struct option'"); } +static int has_subcommands(const struct option *options) +{ + for (; options->type != OPTION_END; options++) + if (options->type == OPTION_SUBCOMMAND) + return 1; + return 0; +} + static void parse_options_start_1(struct parse_opt_ctx_t *ctx, int argc, const char **argv, const char *prefix, const struct option *options, @@ -515,7 +547,20 @@ static void parse_options_start_1(struct parse_opt_ctx_t *ctx, ctx->prefix = prefix; ctx->cpidx = ((flags & PARSE_OPT_KEEP_ARGV0) != 0); ctx->flags = flags; - if ((flags & PARSE_OPT_KEEP_UNKNOWN) && + ctx->has_subcommands = has_subcommands(options); + if (!ctx->has_subcommands && (flags & PARSE_OPT_SUBCOMMAND_OPTIONAL)) + BUG("Using PARSE_OPT_SUBCOMMAND_OPTIONAL without subcommands"); + if (ctx->has_subcommands) { + if (flags & PARSE_OPT_STOP_AT_NON_OPTION) + BUG("subcommands are incompatible with PARSE_OPT_STOP_AT_NON_OPTION"); + if (!(flags & PARSE_OPT_SUBCOMMAND_OPTIONAL)) { + if (flags & PARSE_OPT_KEEP_UNKNOWN_OPT) + BUG("subcommands are incompatible with PARSE_OPT_KEEP_UNKNOWN_OPT unless in combination with PARSE_OPT_SUBCOMMAND_OPTIONAL"); + if (flags & PARSE_OPT_KEEP_DASHDASH) + BUG("subcommands are incompatible with PARSE_OPT_KEEP_DASHDASH unless in combination with PARSE_OPT_SUBCOMMAND_OPTIONAL"); + } + } + if ((flags & PARSE_OPT_KEEP_UNKNOWN_OPT) && (flags & PARSE_OPT_STOP_AT_NON_OPTION) && !(flags & PARSE_OPT_ONE_SHOT)) BUG("STOP_AT_NON_OPTION and KEEP_UNKNOWN don't go together"); @@ -589,6 +634,7 @@ static int show_gitcomp(const struct option *opts, int show_all) int nr_noopts = 0; for (; opts->type != OPTION_END; opts++) { + const char *prefix = "--"; const char *suffix = ""; if (!opts->long_name) @@ -598,6 +644,9 @@ static int show_gitcomp(const struct option *opts, int show_all) continue; switch (opts->type) { + case OPTION_SUBCOMMAND: + prefix = ""; + break; case OPTION_GROUP: continue; case OPTION_STRING: @@ -620,7 +669,8 @@ static int show_gitcomp(const struct option *opts, int show_all) suffix = "="; if (starts_with(opts->long_name, "no-")) nr_noopts++; - printf(" --%s%s", opts->long_name, suffix); + printf("%s%s%s%s", opts == original_opts ? "" : " ", + prefix, opts->long_name, suffix); } show_negated_gitcomp(original_opts, show_all, -1); show_negated_gitcomp(original_opts, show_all, nr_noopts); @@ -743,10 +793,38 @@ enum parse_opt_result parse_options_step(struct parse_opt_ctx_t *ctx, if (*arg != '-' || !arg[1]) { if (parse_nodash_opt(ctx, arg, options) == 0) continue; - if (ctx->flags & PARSE_OPT_STOP_AT_NON_OPTION) - return PARSE_OPT_NON_OPTION; - ctx->out[ctx->cpidx++] = ctx->argv[0]; - continue; + if (!ctx->has_subcommands) { + if (ctx->flags & PARSE_OPT_STOP_AT_NON_OPTION) + return PARSE_OPT_NON_OPTION; + ctx->out[ctx->cpidx++] = ctx->argv[0]; + continue; + } + switch (parse_subcommand(arg, options)) { + case PARSE_OPT_SUBCOMMAND: + return PARSE_OPT_SUBCOMMAND; + case PARSE_OPT_UNKNOWN: + if (ctx->flags & PARSE_OPT_SUBCOMMAND_OPTIONAL) + /* + * arg is neither a short or long + * option nor a subcommand. Since + * this command has a default + * operation mode, we have to treat + * this arg and all remaining args + * as args meant to that default + * operation mode. + * So we are done parsing. + */ + return PARSE_OPT_DONE; + error(_("unknown subcommand: `%s'"), arg); + usage_with_options(usagestr, options); + case PARSE_OPT_COMPLETE: + case PARSE_OPT_HELP: + case PARSE_OPT_ERROR: + case PARSE_OPT_DONE: + case PARSE_OPT_NON_OPTION: + /* Impossible. */ + BUG("parse_subcommand() cannot return these"); + } } /* lone -h asks for help */ @@ -774,6 +852,7 @@ enum parse_opt_result parse_options_step(struct parse_opt_ctx_t *ctx, goto show_usage; goto unknown; case PARSE_OPT_NON_OPTION: + case PARSE_OPT_SUBCOMMAND: case PARSE_OPT_HELP: case PARSE_OPT_COMPLETE: BUG("parse_short_opt() cannot return these"); @@ -799,6 +878,7 @@ enum parse_opt_result parse_options_step(struct parse_opt_ctx_t *ctx, *(char *)ctx->argv[0] = '-'; goto unknown; case PARSE_OPT_NON_OPTION: + case PARSE_OPT_SUBCOMMAND: case PARSE_OPT_COMPLETE: case PARSE_OPT_HELP: BUG("parse_short_opt() cannot return these"); @@ -830,6 +910,7 @@ enum parse_opt_result parse_options_step(struct parse_opt_ctx_t *ctx, case PARSE_OPT_HELP: goto show_usage; case PARSE_OPT_NON_OPTION: + case PARSE_OPT_SUBCOMMAND: case PARSE_OPT_COMPLETE: BUG("parse_long_opt() cannot return these"); case PARSE_OPT_DONE: @@ -839,7 +920,19 @@ enum parse_opt_result parse_options_step(struct parse_opt_ctx_t *ctx, unknown: if (ctx->flags & PARSE_OPT_ONE_SHOT) break; - if (!(ctx->flags & PARSE_OPT_KEEP_UNKNOWN)) + if (ctx->has_subcommands && + (ctx->flags & PARSE_OPT_SUBCOMMAND_OPTIONAL) && + (ctx->flags & PARSE_OPT_KEEP_UNKNOWN_OPT)) { + /* + * Found an unknown option given to a command with + * subcommands that has a default operation mode: + * we treat this option and all remaining args as + * arguments meant to that default operation mode. + * So we are done parsing. + */ + return PARSE_OPT_DONE; + } + if (!(ctx->flags & PARSE_OPT_KEEP_UNKNOWN_OPT)) return PARSE_OPT_UNKNOWN; ctx->out[ctx->cpidx++] = ctx->argv[0]; ctx->opt = NULL; @@ -884,7 +977,14 @@ int parse_options(int argc, const char **argv, case PARSE_OPT_COMPLETE: exit(0); case PARSE_OPT_NON_OPTION: + case PARSE_OPT_SUBCOMMAND: + break; case PARSE_OPT_DONE: + if (ctx.has_subcommands && + !(flags & PARSE_OPT_SUBCOMMAND_OPTIONAL)) { + error(_("need a subcommand")); + usage_with_options(usagestr, options); + } break; case PARSE_OPT_UNKNOWN: if (ctx.argv[0][1] == '-') { @@ -1009,6 +1109,8 @@ static enum parse_opt_result usage_with_options_internal(struct parse_opt_ctx_t size_t pos; int pad; + if (opts->type == OPTION_SUBCOMMAND) + continue; if (opts->type == OPTION_GROUP) { fputc('\n', outfile); need_newline = 0; diff --git a/parse-options.h b/parse-options.h index 685fccac13..b6ef86e0d1 100644 --- a/parse-options.h +++ b/parse-options.h @@ -11,6 +11,7 @@ enum parse_opt_type { OPTION_GROUP, OPTION_NUMBER, OPTION_ALIAS, + OPTION_SUBCOMMAND, /* options with no arguments */ OPTION_BIT, OPTION_NEGBIT, @@ -30,10 +31,11 @@ enum parse_opt_flags { PARSE_OPT_KEEP_DASHDASH = 1 << 0, PARSE_OPT_STOP_AT_NON_OPTION = 1 << 1, PARSE_OPT_KEEP_ARGV0 = 1 << 2, - PARSE_OPT_KEEP_UNKNOWN = 1 << 3, + PARSE_OPT_KEEP_UNKNOWN_OPT = 1 << 3, PARSE_OPT_NO_INTERNAL_HELP = 1 << 4, PARSE_OPT_ONE_SHOT = 1 << 5, PARSE_OPT_SHELL_EVAL = 1 << 6, + PARSE_OPT_SUBCOMMAND_OPTIONAL = 1 << 7, }; enum parse_opt_option_flags { @@ -56,6 +58,7 @@ enum parse_opt_result { PARSE_OPT_ERROR = -1, /* must be the same as error() */ PARSE_OPT_DONE = 0, /* fixed so that "return 0" works */ PARSE_OPT_NON_OPTION, + PARSE_OPT_SUBCOMMAND, PARSE_OPT_UNKNOWN }; @@ -67,6 +70,9 @@ typedef enum parse_opt_result parse_opt_ll_cb(struct parse_opt_ctx_t *ctx, const struct option *opt, const char *arg, int unset); +typedef int parse_opt_subcommand_fn(int argc, const char **argv, + const char *prefix); + /* * `type`:: * holds the type of the option, you must have an OPTION_END last in your @@ -76,7 +82,8 @@ typedef enum parse_opt_result parse_opt_ll_cb(struct parse_opt_ctx_t *ctx, * the character to use as a short option name, '\0' if none. * * `long_name`:: - * the long option name, without the leading dashes, NULL if none. + * the long option (without the leading dashes) or subcommand name, + * NULL if none. * * `value`:: * stores pointers to the values to be filled. @@ -93,7 +100,7 @@ typedef enum parse_opt_result parse_opt_ll_cb(struct parse_opt_ctx_t *ctx, * * `help`:: * the short help associated to what the option does. - * Must never be NULL (except for OPTION_END). + * Must never be NULL (except for OPTION_END and OPTION_SUBCOMMAND). * OPTION_GROUP uses this pointer to store the group header. * Should be wrapped by N_() for translation. * @@ -109,7 +116,8 @@ typedef enum parse_opt_result parse_opt_ll_cb(struct parse_opt_ctx_t *ctx, * is last on the command line. If the option is * not last it will require an argument. * Should not be used with PARSE_OPT_OPTARG. - * PARSE_OPT_NODASH: this option doesn't start with a dash. + * PARSE_OPT_NODASH: this option doesn't start with a dash; can only be a + * short option and can't accept arguments. * PARSE_OPT_LITERAL_ARGHELP: says that argh shouldn't be enclosed in brackets * (i.e. '<argh>') in the help message. * Useful for options with multiple parameters. @@ -130,6 +138,9 @@ typedef enum parse_opt_result parse_opt_ll_cb(struct parse_opt_ctx_t *ctx, * `ll_callback`:: * pointer to the callback to use for OPTION_LOWLEVEL_CALLBACK * + * `subcommand_fn`:: + * pointer to a function to use for OPTION_SUBCOMMAND. + * It will be put in value when the subcommand is given on the command line. */ struct option { enum parse_opt_type type; @@ -144,6 +155,7 @@ struct option { intptr_t defval; parse_opt_ll_cb *ll_callback; intptr_t extra; + parse_opt_subcommand_fn *subcommand_fn; }; #define OPT_BIT_F(s, l, v, h, b, f) { OPTION_BIT, (s), (l), (v), NULL, (h), \ @@ -205,6 +217,14 @@ struct option { #define OPT_ALIAS(s, l, source_long_name) \ { OPTION_ALIAS, (s), (l), (source_long_name) } +#define OPT_SUBCOMMAND_F(l, v, fn, f) { \ + .type = OPTION_SUBCOMMAND, \ + .long_name = (l), \ + .value = (v), \ + .flags = (f), \ + .subcommand_fn = (fn) } +#define OPT_SUBCOMMAND(l, v, fn) OPT_SUBCOMMAND_F((l), (v), (fn), 0) + /* * parse_options() will filter out the processed options and leave the * non-option arguments in argv[]. argv0 is assumed program name and @@ -294,6 +314,7 @@ struct parse_opt_ctx_t { int argc, cpidx, total; const char *opt; enum parse_opt_flags flags; + unsigned has_subcommands; const char *prefix; const char **alias_groups; /* must be in groups of 3 elements! */ struct option *updated_options; diff --git a/remote-curl.c b/remote-curl.c index b8758757ec..72dfb8fb86 100644 --- a/remote-curl.c +++ b/remote-curl.c @@ -1286,6 +1286,29 @@ static void parse_fetch(struct strbuf *buf) strbuf_reset(buf); } +static void parse_get(const char *arg) +{ + struct strbuf url = STRBUF_INIT; + struct strbuf path = STRBUF_INIT; + const char *space; + + space = strchr(arg, ' '); + + if (!space) + die(_("protocol error: expected '<url> <path>', missing space")); + + strbuf_add(&url, arg, space - arg); + strbuf_addstr(&path, space + 1); + + if (http_get_file(url.buf, path.buf, NULL)) + die(_("failed to download file at URL '%s'"), url.buf); + + strbuf_release(&url); + strbuf_release(&path); + printf("\n"); + fflush(stdout); +} + static int push_dav(int nr_spec, const char **specs) { struct child_process child = CHILD_PROCESS_INIT; @@ -1564,9 +1587,14 @@ int cmd_main(int argc, const char **argv) printf("unsupported\n"); fflush(stdout); + } else if (skip_prefix(buf.buf, "get ", &arg)) { + parse_get(arg); + fflush(stdout); + } else if (!strcmp(buf.buf, "capabilities")) { printf("stateless-connect\n"); printf("fetch\n"); + printf("get\n"); printf("option\n"); printf("push\n"); printf("check-connectivity\n"); diff --git a/t/helper/test-crontab.c b/t/helper/test-crontab.c index e7c0137a47..e6c1b1e22b 100644 --- a/t/helper/test-crontab.c +++ b/t/helper/test-crontab.c @@ -2,33 +2,34 @@ #include "cache.h" /* - * Usage: test-tool cron <file> [-l] + * Usage: test-tool crontab <file> -l|<input> * * If -l is specified, then write the contents of <file> to stdout. - * Otherwise, write from stdin into <file>. + * Otherwise, copy the contents of <input> into <file>. */ int cmd__crontab(int argc, const char **argv) { int a; FILE *from, *to; - if (argc == 3 && !strcmp(argv[2], "-l")) { + if (argc != 3) + usage("test-tool crontab <file> -l|<input>"); + + if (!strcmp(argv[2], "-l")) { from = fopen(argv[1], "r"); if (!from) return 0; to = stdout; - } else if (argc == 2) { - from = stdin; - to = fopen(argv[1], "w"); - } else - return error("unknown arguments"); + } else { + from = xfopen(argv[2], "r"); + to = xfopen(argv[1], "w"); + } while ((a = fgetc(from)) != EOF) fputc(a, to); - if (argc == 3) - fclose(from); - else + fclose(from); + if (to != stdout) fclose(to); return 0; diff --git a/t/helper/test-mergesort.c b/t/helper/test-mergesort.c index 202e54a7ff..335e5bb3a9 100644 --- a/t/helper/test-mergesort.c +++ b/t/helper/test-mergesort.c @@ -22,21 +22,35 @@ static int compare_strings(const struct line *x, const struct line *y) static int sort_stdin(void) { - struct line *line, *p = NULL, *lines = NULL; + struct line *lines; + struct line **tail = &lines; struct strbuf sb = STRBUF_INIT; - - while (!strbuf_getline(&sb, stdin)) { - line = xmalloc(sizeof(struct line)); - line->text = strbuf_detach(&sb, NULL); - if (p) { - line->next = p->next; - p->next = line; - } else { - line->next = NULL; - lines = line; - } - p = line; + struct mem_pool lines_pool; + char *p; + + strbuf_read(&sb, 0, 0); + + /* + * Split by newline, but don't create an item + * for the empty string after the last separator. + */ + if (sb.len && sb.buf[sb.len - 1] == '\n') + strbuf_setlen(&sb, sb.len - 1); + + mem_pool_init(&lines_pool, 0); + p = sb.buf; + for (;;) { + char *eol = strchr(p, '\n'); + struct line *line = mem_pool_alloc(&lines_pool, sizeof(*line)); + line->text = p; + *tail = line; + tail = &line->next; + if (!eol) + break; + *eol = '\0'; + p = eol + 1; } + *tail = NULL; sort_lines(&lines, compare_strings); diff --git a/t/helper/test-parse-options.c b/t/helper/test-parse-options.c index 48d3cf6692..aa0ad45851 100644 --- a/t/helper/test-parse-options.c +++ b/t/helper/test-parse-options.c @@ -192,3 +192,130 @@ int cmd__parse_options(int argc, const char **argv) return ret; } + +static void print_args(int argc, const char **argv) +{ + for (int i = 0; i < argc; i++) + printf("arg %02d: %s\n", i, argv[i]); +} + +static int parse_options_flags__cmd(int argc, const char **argv, + enum parse_opt_flags test_flags) +{ + const char *usage[] = { + "<...> cmd [options]", + NULL + }; + int opt = 0; + const struct option options[] = { + OPT_INTEGER('o', "opt", &opt, "an integer option"), + OPT_END() + }; + + argc = parse_options(argc, argv, NULL, options, usage, test_flags); + + printf("opt: %d\n", opt); + print_args(argc, argv); + + return 0; +} + +static enum parse_opt_flags test_flags = 0; +static const struct option test_flag_options[] = { + OPT_GROUP("flag-options:"), + OPT_BIT(0, "keep-dashdash", &test_flags, + "pass PARSE_OPT_KEEP_DASHDASH to parse_options()", + PARSE_OPT_KEEP_DASHDASH), + OPT_BIT(0, "stop-at-non-option", &test_flags, + "pass PARSE_OPT_STOP_AT_NON_OPTION to parse_options()", + PARSE_OPT_STOP_AT_NON_OPTION), + OPT_BIT(0, "keep-argv0", &test_flags, + "pass PARSE_OPT_KEEP_ARGV0 to parse_options()", + PARSE_OPT_KEEP_ARGV0), + OPT_BIT(0, "keep-unknown-opt", &test_flags, + "pass PARSE_OPT_KEEP_UNKNOWN_OPT to parse_options()", + PARSE_OPT_KEEP_UNKNOWN_OPT), + OPT_BIT(0, "no-internal-help", &test_flags, + "pass PARSE_OPT_NO_INTERNAL_HELP to parse_options()", + PARSE_OPT_NO_INTERNAL_HELP), + OPT_BIT(0, "subcommand-optional", &test_flags, + "pass PARSE_OPT_SUBCOMMAND_OPTIONAL to parse_options()", + PARSE_OPT_SUBCOMMAND_OPTIONAL), + OPT_END() +}; + +int cmd__parse_options_flags(int argc, const char **argv) +{ + const char *usage[] = { + "test-tool parse-options-flags [flag-options] cmd [options]", + NULL + }; + + argc = parse_options(argc, argv, NULL, test_flag_options, usage, + PARSE_OPT_STOP_AT_NON_OPTION); + + if (argc == 0 || strcmp(argv[0], "cmd")) { + error("'cmd' is mandatory"); + usage_with_options(usage, test_flag_options); + } + + return parse_options_flags__cmd(argc, argv, test_flags); +} + +static int subcmd_one(int argc, const char **argv, const char *prefix) +{ + printf("fn: subcmd_one\n"); + print_args(argc, argv); + return 0; +} + +static int subcmd_two(int argc, const char **argv, const char *prefix) +{ + printf("fn: subcmd_two\n"); + print_args(argc, argv); + return 0; +} + +static int parse_subcommand__cmd(int argc, const char **argv, + enum parse_opt_flags test_flags) +{ + const char *usage[] = { + "<...> cmd subcmd-one", + "<...> cmd subcmd-two", + NULL + }; + parse_opt_subcommand_fn *fn = NULL; + int opt = 0; + struct option options[] = { + OPT_SUBCOMMAND("subcmd-one", &fn, subcmd_one), + OPT_SUBCOMMAND("subcmd-two", &fn, subcmd_two), + OPT_INTEGER('o', "opt", &opt, "an integer option"), + OPT_END() + }; + + if (test_flags & PARSE_OPT_SUBCOMMAND_OPTIONAL) + fn = subcmd_one; + argc = parse_options(argc, argv, NULL, options, usage, test_flags); + + printf("opt: %d\n", opt); + + return fn(argc, argv, NULL); +} + +int cmd__parse_subcommand(int argc, const char **argv) +{ + const char *usage[] = { + "test-tool parse-subcommand [flag-options] cmd <subcommand>", + NULL + }; + + argc = parse_options(argc, argv, NULL, test_flag_options, usage, + PARSE_OPT_STOP_AT_NON_OPTION); + + if (argc == 0 || strcmp(argv[0], "cmd")) { + error("'cmd' is mandatory"); + usage_with_options(usage, test_flag_options); + } + + return parse_subcommand__cmd(argc, argv, test_flags); +} diff --git a/t/helper/test-serve-v2.c b/t/helper/test-serve-v2.c index 28e905afc3..824e5c0a95 100644 --- a/t/helper/test-serve-v2.c +++ b/t/helper/test-serve-v2.c @@ -24,7 +24,7 @@ int cmd__serve_v2(int argc, const char **argv) /* ignore all unknown cmdline switches for now */ argc = parse_options(argc, argv, prefix, options, serve_usage, PARSE_OPT_KEEP_DASHDASH | - PARSE_OPT_KEEP_UNKNOWN); + PARSE_OPT_KEEP_UNKNOWN_OPT); if (advertise_capabilities) protocol_v2_advertise_capabilities(); diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c index d6a560f832..8005588679 100644 --- a/t/helper/test-tool.c +++ b/t/helper/test-tool.c @@ -51,7 +51,9 @@ static struct test_cmd cmds[] = { { "online-cpus", cmd__online_cpus }, { "pack-mtimes", cmd__pack_mtimes }, { "parse-options", cmd__parse_options }, + { "parse-options-flags", cmd__parse_options_flags }, { "parse-pathspec-file", cmd__parse_pathspec_file }, + { "parse-subcommand", cmd__parse_subcommand }, { "partial-clone", cmd__partial_clone }, { "path-utils", cmd__path_utils }, { "pcre2-config", cmd__pcre2_config }, diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h index 21a91b1019..a432cc77d9 100644 --- a/t/helper/test-tool.h +++ b/t/helper/test-tool.h @@ -41,7 +41,9 @@ int cmd__oidtree(int argc, const char **argv); int cmd__online_cpus(int argc, const char **argv); int cmd__pack_mtimes(int argc, const char **argv); int cmd__parse_options(int argc, const char **argv); +int cmd__parse_options_flags(int argc, const char **argv); int cmd__parse_pathspec_file(int argc, const char** argv); +int cmd__parse_subcommand(int argc, const char **argv); int cmd__partial_clone(int argc, const char **argv); int cmd__path_utils(int argc, const char **argv); int cmd__pcre2_config(int argc, const char **argv); diff --git a/t/lib-bitmap.sh b/t/lib-bitmap.sh index a95537e759..f595937094 100644 --- a/t/lib-bitmap.sh +++ b/t/lib-bitmap.sh @@ -440,7 +440,7 @@ midx_bitmap_partial_tests () { test_commit packed && git repack && test_commit loose && - git multi-pack-index write --bitmap 2>err && + git multi-pack-index write --bitmap && test_path_is_file $midx && test_path_is_file $midx-$(midx_checksum $objdir).bitmap ' diff --git a/t/perf/lib-bitmap.sh b/t/perf/lib-bitmap.sh index 63d3bc7cec..55a8feb1dc 100644 --- a/t/perf/lib-bitmap.sh +++ b/t/perf/lib-bitmap.sh @@ -67,3 +67,34 @@ test_partial_bitmap () { --filter=tree:0 >/dev/null ' } + +test_pack_bitmap () { + test_perf "repack to disk" ' + git repack -ad + ' + + test_full_bitmap + + test_expect_success "create partial bitmap state" ' + # pick a commit to represent the repo tip in the past + cutoff=$(git rev-list HEAD~100 -1) && + orig_tip=$(git rev-parse HEAD) && + + # now kill off all of the refs and pretend we had + # just the one tip + rm -rf .git/logs .git/refs/* .git/packed-refs && + git update-ref HEAD $cutoff && + + # and then repack, which will leave us with a nice + # big bitmap pack of the "old" history, and all of + # the new history will be loose, as if it had been pushed + # up incrementally and exploded via unpack-objects + git repack -Ad && + + # and now restore our original tip, as if the pushes + # had happened + git update-ref HEAD $orig_tip + ' + + test_partial_bitmap +} diff --git a/t/perf/p5310-pack-bitmaps.sh b/t/perf/p5310-pack-bitmaps.sh index 7ad4f237bc..b1399f1007 100755 --- a/t/perf/p5310-pack-bitmaps.sh +++ b/t/perf/p5310-pack-bitmaps.sh @@ -4,51 +4,37 @@ test_description='Tests pack performance using bitmaps' . ./perf-lib.sh . "${TEST_DIRECTORY}/perf/lib-bitmap.sh" -test_perf_large_repo - -# note that we do everything through config, -# since we want to be able to compare bitmap-aware -# git versus non-bitmap git -# -# We intentionally use the deprecated pack.writebitmaps -# config so that we can test against older versions of git. -test_expect_success 'setup bitmap config' ' - git config pack.writebitmaps true -' - -# we need to create the tag up front such that it is covered by the repack and -# thus by generated bitmaps. -test_expect_success 'create tags' ' - git tag --message="tag pointing to HEAD" perf-tag HEAD -' - -test_perf 'repack to disk' ' - git repack -ad -' - -test_full_bitmap - -test_expect_success 'create partial bitmap state' ' - # pick a commit to represent the repo tip in the past - cutoff=$(git rev-list HEAD~100 -1) && - orig_tip=$(git rev-parse HEAD) && - - # now kill off all of the refs and pretend we had - # just the one tip - rm -rf .git/logs .git/refs/* .git/packed-refs && - git update-ref HEAD $cutoff && - - # and then repack, which will leave us with a nice - # big bitmap pack of the "old" history, and all of - # the new history will be loose, as if it had been pushed - # up incrementally and exploded via unpack-objects - git repack -Ad && - - # and now restore our original tip, as if the pushes - # had happened - git update-ref HEAD $orig_tip -' - -test_partial_bitmap +test_lookup_pack_bitmap () { + test_expect_success 'start the test from scratch' ' + rm -rf * .git + ' + + test_perf_large_repo + + # note that we do everything through config, + # since we want to be able to compare bitmap-aware + # git versus non-bitmap git + # + # We intentionally use the deprecated pack.writebitmaps + # config so that we can test against older versions of git. + test_expect_success 'setup bitmap config' ' + git config pack.writebitmaps true + ' + + # we need to create the tag up front such that it is covered by the repack and + # thus by generated bitmaps. + test_expect_success 'create tags' ' + git tag --message="tag pointing to HEAD" perf-tag HEAD + ' + + test_perf "enable lookup table: $1" ' + git config pack.writeBitmapLookupTable '"$1"' + ' + + test_pack_bitmap +} + +test_lookup_pack_bitmap false +test_lookup_pack_bitmap true test_done diff --git a/t/perf/p5311-pack-bitmaps-fetch.sh b/t/perf/p5311-pack-bitmaps-fetch.sh index 47c3fd7581..426fab87e3 100755 --- a/t/perf/p5311-pack-bitmaps-fetch.sh +++ b/t/perf/p5311-pack-bitmaps-fetch.sh @@ -3,42 +3,52 @@ test_description='performance of fetches from bitmapped packs' . ./perf-lib.sh -test_perf_default_repo - -test_expect_success 'create bitmapped server repo' ' - git config pack.writebitmaps true && - git repack -ad -' - -# simulate a fetch from a repository that last fetched N days ago, for -# various values of N. We do so by following the first-parent chain, -# and assume the first entry in the chain that is N days older than the current -# HEAD is where the HEAD would have been then. -for days in 1 2 4 8 16 32 64 128; do - title=$(printf '%10s' "($days days)") - test_expect_success "setup revs from $days days ago" ' - now=$(git log -1 --format=%ct HEAD) && - then=$(($now - ($days * 86400))) && - tip=$(git rev-list -1 --first-parent --until=$then HEAD) && - { - echo HEAD && - echo ^$tip - } >revs +test_fetch_bitmaps () { + test_expect_success 'setup test directory' ' + rm -fr * .git ' - test_perf "server $title" ' - git pack-objects --stdout --revs \ - --thin --delta-base-offset \ - <revs >tmp.pack - ' + test_perf_default_repo - test_size "size $title" ' - wc -c <tmp.pack + test_expect_success 'create bitmapped server repo' ' + git config pack.writebitmaps true && + git config pack.writeBitmapLookupTable '"$1"' && + git repack -ad ' - test_perf "client $title" ' - git index-pack --stdin --fix-thin <tmp.pack - ' -done + # simulate a fetch from a repository that last fetched N days ago, for + # various values of N. We do so by following the first-parent chain, + # and assume the first entry in the chain that is N days older than the current + # HEAD is where the HEAD would have been then. + for days in 1 2 4 8 16 32 64 128; do + title=$(printf '%10s' "($days days)") + test_expect_success "setup revs from $days days ago" ' + now=$(git log -1 --format=%ct HEAD) && + then=$(($now - ($days * 86400))) && + tip=$(git rev-list -1 --first-parent --until=$then HEAD) && + { + echo HEAD && + echo ^$tip + } >revs + ' + + test_perf "server $title (lookup=$1)" ' + git pack-objects --stdout --revs \ + --thin --delta-base-offset \ + <revs >tmp.pack + ' + + test_size "size $title" ' + wc -c <tmp.pack + ' + + test_perf "client $title (lookup=$1)" ' + git index-pack --stdin --fix-thin <tmp.pack + ' + done +} + +test_fetch_bitmaps true +test_fetch_bitmaps false test_done diff --git a/t/perf/p5312-pack-bitmaps-revs.sh b/t/perf/p5312-pack-bitmaps-revs.sh new file mode 100755 index 0000000000..0684b690af --- /dev/null +++ b/t/perf/p5312-pack-bitmaps-revs.sh @@ -0,0 +1,35 @@ +#!/bin/sh + +test_description='Tests pack performance using bitmaps (rev index enabled)' +. ./perf-lib.sh +. "${TEST_DIRECTORY}/perf/lib-bitmap.sh" + +test_lookup_pack_bitmap () { + test_expect_success 'start the test from scratch' ' + rm -rf * .git + ' + + test_perf_large_repo + + test_expect_success 'setup bitmap config' ' + git config pack.writebitmaps true && + git config pack.writeReverseIndex true + ' + + # we need to create the tag up front such that it is covered by the repack and + # thus by generated bitmaps. + test_expect_success 'create tags' ' + git tag --message="tag pointing to HEAD" perf-tag HEAD + ' + + test_perf "enable lookup table: $1" ' + git config pack.writeBitmapLookupTable '"$1"' + ' + + test_pack_bitmap +} + +test_lookup_pack_bitmap false +test_lookup_pack_bitmap true + +test_done diff --git a/t/perf/p5326-multi-pack-bitmaps.sh b/t/perf/p5326-multi-pack-bitmaps.sh index f2fa228f16..d082e6cacb 100755 --- a/t/perf/p5326-multi-pack-bitmaps.sh +++ b/t/perf/p5326-multi-pack-bitmaps.sh @@ -4,49 +4,64 @@ test_description='Tests performance using midx bitmaps' . ./perf-lib.sh . "${TEST_DIRECTORY}/perf/lib-bitmap.sh" -test_perf_large_repo - -# we need to create the tag up front such that it is covered by the repack and -# thus by generated bitmaps. -test_expect_success 'create tags' ' - git tag --message="tag pointing to HEAD" perf-tag HEAD -' - -test_expect_success 'start with bitmapped pack' ' - git repack -adb -' - -test_perf 'setup multi-pack index' ' - git multi-pack-index write --bitmap -' - -test_expect_success 'drop pack bitmap' ' - rm -f .git/objects/pack/pack-*.bitmap -' - -test_full_bitmap - -test_expect_success 'create partial bitmap state' ' - # pick a commit to represent the repo tip in the past - cutoff=$(git rev-list HEAD~100 -1) && - orig_tip=$(git rev-parse HEAD) && - - # now pretend we have just one tip - rm -rf .git/logs .git/refs/* .git/packed-refs && - git update-ref HEAD $cutoff && - - # and then repack, which will leave us with a nice - # big bitmap pack of the "old" history, and all of - # the new history will be loose, as if it had been pushed - # up incrementally and exploded via unpack-objects - git repack -Ad && - git multi-pack-index write --bitmap && - - # and now restore our original tip, as if the pushes - # had happened - git update-ref HEAD $orig_tip -' - -test_partial_bitmap +test_bitmap () { + local enabled="$1" + + test_expect_success "remove existing repo (lookup=$enabled)" ' + rm -fr * .git + ' + + test_perf_large_repo + + # we need to create the tag up front such that it is covered by the repack and + # thus by generated bitmaps. + test_expect_success 'create tags' ' + git tag --message="tag pointing to HEAD" perf-tag HEAD + ' + + test_expect_success "use lookup table: $enabled" ' + git config pack.writeBitmapLookupTable '"$enabled"' + ' + + test_expect_success "start with bitmapped pack (lookup=$enabled)" ' + git repack -adb + ' + + test_perf "setup multi-pack index (lookup=$enabled)" ' + git multi-pack-index write --bitmap + ' + + test_expect_success "drop pack bitmap (lookup=$enabled)" ' + rm -f .git/objects/pack/pack-*.bitmap + ' + + test_full_bitmap + + test_expect_success "create partial bitmap state (lookup=$enabled)" ' + # pick a commit to represent the repo tip in the past + cutoff=$(git rev-list HEAD~100 -1) && + orig_tip=$(git rev-parse HEAD) && + + # now pretend we have just one tip + rm -rf .git/logs .git/refs/* .git/packed-refs && + git update-ref HEAD $cutoff && + + # and then repack, which will leave us with a nice + # big bitmap pack of the "old" history, and all of + # the new history will be loose, as if it had been pushed + # up incrementally and exploded via unpack-objects + git repack -Ad && + git multi-pack-index write --bitmap && + + # and now restore our original tip, as if the pushes + # had happened + git update-ref HEAD $orig_tip + ' + + test_partial_bitmap +} + +test_bitmap false +test_bitmap true test_done diff --git a/t/t0040-parse-options.sh b/t/t0040-parse-options.sh index ed2fb620a9..b19b8d3486 100755 --- a/t/t0040-parse-options.sh +++ b/t/t0040-parse-options.sh @@ -456,4 +456,259 @@ test_expect_success '--end-of-options treats remainder as args' ' --end-of-options --verbose ' +test_expect_success 'KEEP_DASHDASH works' ' + test-tool parse-options-flags --keep-dashdash cmd --opt=1 -- --opt=2 --unknown >actual && + cat >expect <<-\EOF && + opt: 1 + arg 00: -- + arg 01: --opt=2 + arg 02: --unknown + EOF + test_cmp expect actual +' + +test_expect_success 'KEEP_ARGV0 works' ' + test-tool parse-options-flags --keep-argv0 cmd arg0 --opt=3 >actual && + cat >expect <<-\EOF && + opt: 3 + arg 00: cmd + arg 01: arg0 + EOF + test_cmp expect actual +' + +test_expect_success 'STOP_AT_NON_OPTION works' ' + test-tool parse-options-flags --stop-at-non-option cmd --opt=4 arg0 --opt=5 --unknown >actual && + cat >expect <<-\EOF && + opt: 4 + arg 00: arg0 + arg 01: --opt=5 + arg 02: --unknown + EOF + test_cmp expect actual +' + +test_expect_success 'KEEP_UNKNOWN_OPT works' ' + test-tool parse-options-flags --keep-unknown-opt cmd --unknown=1 --opt=6 -u2 >actual && + cat >expect <<-\EOF && + opt: 6 + arg 00: --unknown=1 + arg 01: -u2 + EOF + test_cmp expect actual +' + +test_expect_success 'NO_INTERNAL_HELP works for -h' ' + test_expect_code 129 test-tool parse-options-flags --no-internal-help cmd -h 2>err && + cat err && + grep "^error: unknown switch \`h$SQ" err && + grep "^usage: " err +' + +for help_opt in help help-all +do + test_expect_success "NO_INTERNAL_HELP works for --$help_opt" " + test_expect_code 129 test-tool parse-options-flags --no-internal-help cmd --$help_opt 2>err && + cat err && + grep '^error: unknown option \`'$help_opt\' err && + grep '^usage: ' err + " +done + +test_expect_success 'KEEP_UNKNOWN_OPT | NO_INTERNAL_HELP works' ' + test-tool parse-options-flags --keep-unknown-opt --no-internal-help cmd -h --help --help-all >actual && + cat >expect <<-\EOF && + opt: 0 + arg 00: -h + arg 01: --help + arg 02: --help-all + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - no subcommand shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommand after -- shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd -- subcmd-one 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommand after --end-of-options shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd --end-of-options subcmd-one 2>err && + grep "^error: need a subcommand" err && + grep ^usage: err +' + +test_expect_success 'subcommand - unknown subcommand shows error and usage' ' + test_expect_code 129 test-tool parse-subcommand cmd nope 2>err && + grep "^error: unknown subcommand: \`nope$SQ" err && + grep ^usage: err +' + +test_expect_success 'subcommand - subcommands cannot be abbreviated' ' + test_expect_code 129 test-tool parse-subcommand cmd subcmd-o 2>err && + grep "^error: unknown subcommand: \`subcmd-o$SQ$" err && + grep ^usage: err +' + +test_expect_success 'subcommand - no negated subcommands' ' + test_expect_code 129 test-tool parse-subcommand cmd no-subcmd-one 2>err && + grep "^error: unknown subcommand: \`no-subcmd-one$SQ" err && + grep ^usage: err +' + +test_expect_success 'subcommand - simple' ' + test-tool parse-subcommand cmd subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - stop parsing at the first subcommand' ' + test-tool parse-subcommand cmd --opt=1 subcmd-two subcmd-one --opt=2 >actual && + cat >expect <<-\EOF && + opt: 1 + fn: subcmd_two + arg 00: subcmd-two + arg 01: subcmd-one + arg 02: --opt=2 + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - KEEP_ARGV0' ' + test-tool parse-subcommand --keep-argv0 cmd subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: cmd + arg 01: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given' ' + test-tool parse-subcommand --subcommand-optional cmd >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + given subcommand' ' + test-tool parse-subcommand --subcommand-optional cmd subcmd-two branch file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_two + arg 00: subcmd-two + arg 01: branch + arg 02: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given + unknown dashless args' ' + test-tool parse-subcommand --subcommand-optional cmd branch file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: branch + arg 01: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL + subcommand not given + unknown option' ' + test_expect_code 129 test-tool parse-subcommand --subcommand-optional cmd --subcommand-opt 2>err && + grep "^error: unknown option" err && + grep ^usage: err +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + subcommand not given + unknown option' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + subcommand ignored after unknown option' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt subcmd-two >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + arg 01: subcmd-two + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT + command and subcommand options cannot be mixed' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt cmd --subcommand-opt branch --opt=1 >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: --subcommand-opt + arg 01: branch + arg 02: --opt=1 + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT | KEEP_ARGV0' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt --keep-argv0 cmd --subcommand-opt branch >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: cmd + arg 01: --subcommand-opt + arg 02: branch + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - SUBCOMMAND_OPTIONAL | KEEP_UNKNOWN_OPT | KEEP_DASHDASH' ' + test-tool parse-subcommand --subcommand-optional --keep-unknown-opt --keep-dashdash cmd -- --subcommand-opt file >actual && + cat >expect <<-\EOF && + opt: 0 + fn: subcmd_one + arg 00: -- + arg 01: --subcommand-opt + arg 02: file + EOF + test_cmp expect actual +' + +test_expect_success 'subcommand - completion helper' ' + test-tool parse-subcommand cmd --git-completion-helper >actual && + echo "subcmd-one subcmd-two --opt= --no-opt" >expect && + test_cmp expect actual +' + +test_expect_success 'subcommands are incompatible with STOP_AT_NON_OPTION' ' + test_must_fail test-tool parse-subcommand --stop-at-non-option cmd subcmd-one 2>err && + grep ^BUG err +' + +test_expect_success 'subcommands are incompatible with KEEP_UNKNOWN_OPT unless in combination with SUBCOMMAND_OPTIONAL' ' + test_must_fail test-tool parse-subcommand --keep-unknown-opt cmd subcmd-two 2>err && + grep ^BUG err +' + +test_expect_success 'subcommands are incompatible with KEEP_DASHDASH unless in combination with SUBCOMMAND_OPTIONAL' ' + test_must_fail test-tool parse-subcommand --keep-dashdash cmd subcmd-two 2>err && + grep ^BUG err +' + test_done diff --git a/t/t3301-notes.sh b/t/t3301-notes.sh index d742be8840..3288aaec7d 100755 --- a/t/t3301-notes.sh +++ b/t/t3301-notes.sh @@ -505,6 +505,11 @@ test_expect_success 'list notes with "git notes"' ' test_cmp expect actual ' +test_expect_success '"git notes" without subcommand does not take arguments' ' + test_expect_code 129 git notes HEAD^^ 2>err && + grep "^error: unknown subcommand" err +' + test_expect_success 'list specific note with "git notes list <object>"' ' git rev-parse refs/notes/commits:$commit_3 >expect && git notes list HEAD^^ >actual && diff --git a/t/t3701-add-interactive.sh b/t/t3701-add-interactive.sh index 3b7df9bed5..5a7a0ea7e8 100755 --- a/t/t3701-add-interactive.sh +++ b/t/t3701-add-interactive.sh @@ -761,9 +761,20 @@ test_expect_success 'detect bogus diffFilter output' ' git reset --hard && echo content >test && - test_config interactive.diffFilter "sed 1d" && + test_config interactive.diffFilter "sed 6d" && printf y >y && - force_color test_must_fail git add -p <y + force_color test_must_fail git add -p <y >output 2>&1 && + grep "mismatched output" output +' + +test_expect_success 'handle iffy colored hunk headers' ' + git reset --hard && + + echo content >test && + printf n >n && + force_color git -c interactive.diffFilter="sed s/.*@@.*/XX/" \ + add -p >output 2>&1 <n && + grep "^XX$" output ' test_expect_success 'handle very large filtered diff' ' @@ -944,6 +955,18 @@ test_expect_success 'status ignores dirty submodules (except HEAD)' ' ! grep dirty-otherwise output ' +test_expect_success 'handle submodules' ' + echo 123 >>for-submodules/dirty-otherwise/initial.t && + + force_color git -C for-submodules add -p dirty-otherwise >output 2>&1 && + grep "No changes" output && + + force_color git -C for-submodules add -p dirty-head >output 2>&1 <y && + git -C for-submodules ls-files --stage dirty-head >actual && + rev="$(git -C for-submodules/dirty-head rev-parse HEAD)" && + grep "$rev" actual +' + test_expect_success 'set up pathological context' ' git reset --hard && test_write_lines a a a a a a a a a a a >a && diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh index 2a4c3fd61c..376cc8f4ab 100755 --- a/t/t3903-stash.sh +++ b/t/t3903-stash.sh @@ -25,7 +25,7 @@ test_expect_success 'usage on main command -h emits a summary of subcommands' ' grep -F "or: git stash show" usage ' -test_expect_failure 'usage for subcommands should emit subcommand usage' ' +test_expect_success 'usage for subcommands should emit subcommand usage' ' test_expect_code 129 git stash push -h >usage && grep -F "usage: git stash [push" usage ' diff --git a/t/t4301-merge-tree-write-tree.sh b/t/t4301-merge-tree-write-tree.sh index a243e3c517..28ca5c38bb 100755 --- a/t/t4301-merge-tree-write-tree.sh +++ b/t/t4301-merge-tree-write-tree.sh @@ -2,7 +2,6 @@ test_description='git merge-tree --write-tree' -TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh # This test is ort-specific @@ -138,6 +137,579 @@ test_expect_success 'test conflict notices and such' ' test_cmp expect actual ' +# directory rename + content conflict +# Commit O: foo, olddir/{a,b,c} +# Commit A: modify foo, newdir/{a,b,c} +# Commit B: modify foo differently & rename foo -> olddir/bar +# Expected: CONFLICT(content) for for newdir/bar (not olddir/bar or foo) + +test_expect_success 'directory rename + content conflict' ' + # Setup + git init dir-rename-and-content && + ( + cd dir-rename-and-content && + test_write_lines 1 2 3 4 5 >foo && + mkdir olddir && + for i in a b c; do echo $i >olddir/$i || exit 1; done && + git add foo olddir && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_write_lines 1 2 3 4 5 6 >foo && + git add foo && + git mv olddir newdir && + git commit -m "Modify foo, rename olddir to newdir" && + + git checkout B && + test_write_lines 1 2 3 4 5 six >foo && + git add foo && + git mv foo olddir/bar && + git commit -m "Modify foo & rename foo -> olddir/bar" + ) && + # Testing + ( + cd dir-rename-and-content && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 1Qnewdir/bar + 100644 HASH 2Qnewdir/bar + 100644 HASH 3Qnewdir/bar + EOF + + q_to_nul <<-EOF >>expect && + Q2Qnewdir/barQolddir/barQCONFLICT (directory rename suggested)QCONFLICT (file location): foo renamed to olddir/bar in B^0, inside a directory that was renamed in A^0, suggesting it should perhaps be moved to newdir/bar. + Q1Qnewdir/barQAuto-mergingQAuto-merging newdir/bar + Q1Qnewdir/barQCONFLICT (contents)QCONFLICT (content): Merge conflict in newdir/bar + Q + EOF + test_cmp expect actual + ) +' + +# rename/delete + modify/delete handling +# Commit O: foo +# Commit A: modify foo + rename to bar +# Commit B: delete foo +# Expected: CONFLICT(rename/delete) + CONFLICT(modify/delete) + +test_expect_success 'rename/delete handling' ' + # Setup + git init rename-delete && + ( + cd rename-delete && + test_write_lines 1 2 3 4 5 >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_write_lines 1 2 3 4 5 6 >foo && + git add foo && + git mv foo bar && + git commit -m "Modify foo, rename to bar" && + + git checkout B && + git rm foo && + git commit -m "remove foo" + ) && + # Testing + ( + cd rename-delete && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 1Qbar + 100644 HASH 2Qbar + EOF + + q_to_nul <<-EOF >>expect && + Q2QbarQfooQCONFLICT (rename/delete)QCONFLICT (rename/delete): foo renamed to bar in A^0, but deleted in B^0. + Q1QbarQCONFLICT (modify/delete)QCONFLICT (modify/delete): bar deleted in B^0 and modified in A^0. Version A^0 of bar left in tree. + Q + EOF + test_cmp expect actual + ) +' + +# rename/add handling +# Commit O: foo +# Commit A: modify foo, add different bar +# Commit B: modify & rename foo->bar +# Expected: CONFLICT(add/add) [via rename collide] for bar + +test_expect_success 'rename/add handling' ' + # Setup + git init rename-add && + ( + cd rename-add && + test_write_lines original 1 2 3 4 5 >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_write_lines 1 2 3 4 5 >foo && + echo "different file" >bar && + git add foo bar && + git commit -m "Modify foo, add bar" && + + git checkout B && + test_write_lines original 1 2 3 4 5 6 >foo && + git add foo && + git mv foo bar && + git commit -m "rename foo to bar" + ) && + # Testing + ( + cd rename-add && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + + # + # First, check that the bar that appears at stage 3 does not + # correspond to an individual blob anywhere in history + # + hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") && + git rev-list --objects --all >all_blobs && + ! grep $hash all_blobs && + + # + # Second, check anonymized hash output against expectation + # + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 2Qbar + 100644 HASH 3Qbar + EOF + + q_to_nul <<-EOF >>expect && + Q1QbarQAuto-mergingQAuto-merging bar + Q1QbarQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in bar + Q1QfooQAuto-mergingQAuto-merging foo + Q + EOF + test_cmp expect actual + ) +' + +# rename/add, where add is a mode conflict +# Commit O: foo +# Commit A: modify foo, add symlink bar +# Commit B: modify & rename foo->bar +# Expected: CONFLICT(distinct modes) for bar + +test_expect_success SYMLINKS 'rename/add, where add is a mode conflict' ' + # Setup + git init rename-add-symlink && + ( + cd rename-add-symlink && + test_write_lines original 1 2 3 4 5 >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_write_lines 1 2 3 4 5 >foo && + ln -s foo bar && + git add foo bar && + git commit -m "Modify foo, add symlink bar" && + + git checkout B && + test_write_lines original 1 2 3 4 5 6 >foo && + git add foo && + git mv foo bar && + git commit -m "rename foo to bar" + ) && + # Testing + ( + cd rename-add-symlink && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + + # + # First, check that the bar that appears at stage 3 does not + # correspond to an individual blob anywhere in history + # + hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") && + git rev-list --objects --all >all_blobs && + ! grep $hash all_blobs && + + # + # Second, check anonymized hash output against expectation + # + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 120000 HASH 2Qbar + 100644 HASH 3Qbar~B^0 + EOF + + q_to_nul <<-EOF >>expect && + Q2QbarQbar~B^0QCONFLICT (distinct modes)QCONFLICT (distinct types): bar had different types on each side; renamed one of them so each can be recorded somewhere. + Q1QfooQAuto-mergingQAuto-merging foo + Q + EOF + test_cmp expect actual + ) +' + +# rename/rename(1to2) + content conflict handling +# Commit O: foo +# Commit A: modify foo & rename to bar +# Commit B: modify foo & rename to baz +# Expected: CONFLICT(rename/rename) + +test_expect_success 'rename/rename + content conflict' ' + # Setup + git init rr-plus-content && + ( + cd rr-plus-content && + test_write_lines 1 2 3 4 5 >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_write_lines 1 2 3 4 5 six >foo && + git add foo && + git mv foo bar && + git commit -m "Modify foo + rename to bar" && + + git checkout B && + test_write_lines 1 2 3 4 5 6 >foo && + git add foo && + git mv foo baz && + git commit -m "Modify foo + rename to baz" + ) && + # Testing + ( + cd rr-plus-content && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 2Qbar + 100644 HASH 3Qbaz + 100644 HASH 1Qfoo + EOF + + q_to_nul <<-EOF >>expect && + Q1QfooQAuto-mergingQAuto-merging foo + Q3QfooQbarQbazQCONFLICT (rename/rename)QCONFLICT (rename/rename): foo renamed to bar in A^0 and to baz in B^0. + Q + EOF + test_cmp expect actual + ) +' + +# rename/add/delete +# Commit O: foo +# Commit A: rm foo, add different bar +# Commit B: rename foo->bar +# Expected: CONFLICT (rename/delete), CONFLICT(add/add) [via rename collide] +# for bar + +test_expect_success 'rename/add/delete conflict' ' + # Setup + git init rad && + ( + cd rad && + echo "original file" >foo && + git add foo && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git rm foo && + echo "different file" >bar && + git add bar && + git commit -m "Remove foo, add bar" && + + git checkout B && + git mv foo bar && + git commit -m "rename foo to bar" + ) && + # Testing + ( + cd rad && + + test_expect_code 1 \ + git merge-tree -z B^0 A^0 >out && + echo >>out && + anonymize_hash out >actual && + + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 2Qbar + 100644 HASH 3Qbar + + EOF + + q_to_nul <<-EOF >>expect && + 2QbarQfooQCONFLICT (rename/delete)QCONFLICT (rename/delete): foo renamed to bar in B^0, but deleted in A^0. + Q1QbarQAuto-mergingQAuto-merging bar + Q1QbarQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in bar + Q + EOF + test_cmp expect actual + ) +' + +# rename/rename(2to1)/delete/delete +# Commit O: foo, bar +# Commit A: rename foo->baz, rm bar +# Commit B: rename bar->baz, rm foo +# Expected: 2x CONFLICT (rename/delete), CONFLICT (add/add) via colliding +# renames for baz + +test_expect_success 'rename/rename(2to1)/delete/delete conflict' ' + # Setup + git init rrdd && + ( + cd rrdd && + echo foo >foo && + echo bar >bar && + git add foo bar && + git commit -m O && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git mv foo baz && + git rm bar && + git commit -m "Rename foo, remove bar" && + + git checkout B && + git mv bar baz && + git rm foo && + git commit -m "Rename bar, remove foo" + ) && + # Testing + ( + cd rrdd && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + anonymize_hash out >actual && + + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 2Qbaz + 100644 HASH 3Qbaz + + EOF + + q_to_nul <<-EOF >>expect && + 2QbazQbarQCONFLICT (rename/delete)QCONFLICT (rename/delete): bar renamed to baz in B^0, but deleted in A^0. + Q2QbazQfooQCONFLICT (rename/delete)QCONFLICT (rename/delete): foo renamed to baz in A^0, but deleted in B^0. + Q1QbazQAuto-mergingQAuto-merging baz + Q1QbazQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in baz + Q + EOF + test_cmp expect actual + ) +' + +# mod6: chains of rename/rename(1to2) + add/add via colliding renames +# Commit O: one, three, five +# Commit A: one->two, three->four, five->six +# Commit B: one->six, three->two, five->four +# Expected: three CONFLICT(rename/rename) messages + three CONFLICT(add/add) +# messages; each path in two of the multi-way merged contents +# found in two, four, six + +test_expect_success 'mod6: chains of rename/rename(1to2) and add/add via colliding renames' ' + # Setup + git init mod6 && + ( + cd mod6 && + test_seq 11 19 >one && + test_seq 31 39 >three && + test_seq 51 59 >five && + git add . && + test_tick && + git commit -m "O" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + test_seq 10 19 >one && + echo 40 >>three && + git add one three && + git mv one two && + git mv three four && + git mv five six && + test_tick && + git commit -m "A" && + + git checkout B && + echo 20 >>one && + echo forty >>three && + echo 60 >>five && + git add one three five && + git mv one six && + git mv three two && + git mv five four && + test_tick && + git commit -m "B" + ) && + # Testing + ( + cd mod6 && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + + # + # First, check that some of the hashes that appear as stage + # conflict entries do not appear as individual blobs anywhere + # in history. + # + hash1=$(cat out | tr "\0" "\n" | head | grep 2.four | cut -f 2 -d " ") && + hash2=$(cat out | tr "\0" "\n" | head | grep 3.two | cut -f 2 -d " ") && + git rev-list --objects --all >all_blobs && + ! grep $hash1 all_blobs && + ! grep $hash2 all_blobs && + + # + # Now compare anonymized hash output with expectation + # + anonymize_hash out >actual && + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 1Qfive + 100644 HASH 2Qfour + 100644 HASH 3Qfour + 100644 HASH 1Qone + 100644 HASH 2Qsix + 100644 HASH 3Qsix + 100644 HASH 1Qthree + 100644 HASH 2Qtwo + 100644 HASH 3Qtwo + + EOF + + q_to_nul <<-EOF >>expect && + 3QfiveQsixQfourQCONFLICT (rename/rename)QCONFLICT (rename/rename): five renamed to six in A^0 and to four in B^0. + Q1QfourQAuto-mergingQAuto-merging four + Q1QfourQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in four + Q1QoneQAuto-mergingQAuto-merging one + Q3QoneQtwoQsixQCONFLICT (rename/rename)QCONFLICT (rename/rename): one renamed to two in A^0 and to six in B^0. + Q1QsixQAuto-mergingQAuto-merging six + Q1QsixQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in six + Q1QthreeQAuto-mergingQAuto-merging three + Q3QthreeQfourQtwoQCONFLICT (rename/rename)QCONFLICT (rename/rename): three renamed to four in A^0 and to two in B^0. + Q1QtwoQAuto-mergingQAuto-merging two + Q1QtwoQCONFLICT (contents)QCONFLICT (add/add): Merge conflict in two + Q + EOF + test_cmp expect actual + ) +' + +# directory rename + rename/delete + modify/delete + directory/file conflict +# Commit O: foo, olddir/{a,b,c} +# Commit A: delete foo, rename olddir/ -> newdir/, add newdir/bar/file +# Commit B: modify foo & rename foo -> olddir/bar +# Expected: CONFLICT(content) for for newdir/bar (not olddir/bar or foo) + +test_expect_success 'directory rename + rename/delete + modify/delete + directory/file conflict' ' + # Setup + git init 4-stacked-conflict && + ( + cd 4-stacked-conflict && + test_write_lines 1 2 3 4 5 >foo && + mkdir olddir && + for i in a b c; do echo $i >olddir/$i || exit 1; done && + git add foo olddir && + git commit -m "original" && + + git branch O && + git branch A && + git branch B && + + git checkout A && + git rm foo && + git mv olddir newdir && + mkdir newdir/bar && + >newdir/bar/file && + git add newdir/bar/file && + git commit -m "rm foo, olddir/ -> newdir/, + newdir/bar/file" && + + git checkout B && + test_write_lines 1 2 3 4 5 6 >foo && + git add foo && + git mv foo olddir/bar && + git commit -m "Modify foo & rename foo -> olddir/bar" + ) && + # Testing + ( + cd 4-stacked-conflict && + + test_expect_code 1 \ + git merge-tree -z A^0 B^0 >out && + echo >>out && + anonymize_hash out >actual && + + q_to_tab <<-\EOF | lf_to_nul >expect && + HASH + 100644 HASH 1Qnewdir/bar~B^0 + 100644 HASH 3Qnewdir/bar~B^0 + EOF + + q_to_nul <<-EOF >>expect && + Q2Qnewdir/barQolddir/barQCONFLICT (directory rename suggested)QCONFLICT (file location): foo renamed to olddir/bar in B^0, inside a directory that was renamed in A^0, suggesting it should perhaps be moved to newdir/bar. + Q2Qnewdir/barQfooQCONFLICT (rename/delete)QCONFLICT (rename/delete): foo renamed to newdir/bar in B^0, but deleted in A^0. + Q2Qnewdir/bar~B^0Qnewdir/barQCONFLICT (file/directory)QCONFLICT (file/directory): directory in the way of newdir/bar from B^0; moving it to newdir/bar~B^0 instead. + Q1Qnewdir/bar~B^0QCONFLICT (modify/delete)QCONFLICT (modify/delete): newdir/bar~B^0 deleted in A^0 and modified in B^0. Version B^0 of newdir/bar~B^0 left in tree. + Q + EOF + test_cmp expect actual + ) +' + for opt in $(git merge-tree --git-completion-helper-all) do if test $opt = "--trivial-merge" || test $opt = "--write-tree" @@ -188,8 +760,8 @@ test_expect_success 'NUL terminated conflicted file "lines"' ' git commit -m "Renamed numbers" && test_expect_code 1 git merge-tree --write-tree -z tweak1 side2 >out && + echo >>out && anonymize_hash out >actual && - printf "\\n" >>actual && # Expected results: # "greeting" should merge with conflicts diff --git a/t/t5310-pack-bitmaps.sh b/t/t5310-pack-bitmaps.sh index f775fc1ce6..7e50f8e765 100755 --- a/t/t5310-pack-bitmaps.sh +++ b/t/t5310-pack-bitmaps.sh @@ -26,22 +26,415 @@ has_any () { grep -Ff "$1" "$2" } -setup_bitmap_history - -test_expect_success 'setup writing bitmaps during repack' ' - git config repack.writeBitmaps true -' - -test_expect_success 'full repack creates bitmaps' ' - GIT_TRACE2_EVENT="$(pwd)/trace" \ +test_bitmap_cases () { + writeLookupTable=false + for i in "$@" + do + case "$i" in + "pack.writeBitmapLookupTable") writeLookupTable=true;; + esac + done + + test_expect_success 'setup test repository' ' + rm -fr * .git && + git init && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' + ' + setup_bitmap_history + + test_expect_success 'setup writing bitmaps during repack' ' + git config repack.writeBitmaps true + ' + + test_expect_success 'full repack creates bitmaps' ' + GIT_TRACE2_EVENT="$(pwd)/trace" \ + git repack -ad && + ls .git/objects/pack/ | grep bitmap >output && + test_line_count = 1 output && + grep "\"key\":\"num_selected_commits\",\"value\":\"106\"" trace && + grep "\"key\":\"num_maximal_commits\",\"value\":\"107\"" trace + ' + + basic_bitmap_tests + + test_expect_success 'pack-objects respects --local (non-local loose)' ' + git init --bare alt.git && + echo $(pwd)/alt.git/objects >.git/objects/info/alternates && + echo content1 >file1 && + # non-local loose object which is not present in bitmapped pack + altblob=$(GIT_DIR=alt.git git hash-object -w file1) && + # non-local loose object which is also present in bitmapped pack + git cat-file blob $blob | GIT_DIR=alt.git git hash-object -w --stdin && + git add file1 && + test_tick && + git commit -m commit_file1 && + echo HEAD | git pack-objects --local --stdout --revs >1.pack && + git index-pack 1.pack && + list_packed_objects 1.idx >1.objects && + printf "%s\n" "$altblob" "$blob" >nonlocal-loose && + ! has_any nonlocal-loose 1.objects + ' + + test_expect_success 'pack-objects respects --honor-pack-keep (local non-bitmapped pack)' ' + echo content2 >file2 && + blob2=$(git hash-object -w file2) && + git add file2 && + test_tick && + git commit -m commit_file2 && + printf "%s\n" "$blob2" "$bitmaptip" >keepobjects && + pack2=$(git pack-objects pack2 <keepobjects) && + mv pack2-$pack2.* .git/objects/pack/ && + >.git/objects/pack/pack2-$pack2.keep && + rm $(objpath $blob2) && + echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >2a.pack && + git index-pack 2a.pack && + list_packed_objects 2a.idx >2a.objects && + ! has_any keepobjects 2a.objects + ' + + test_expect_success 'pack-objects respects --local (non-local pack)' ' + mv .git/objects/pack/pack2-$pack2.* alt.git/objects/pack/ && + echo HEAD | git pack-objects --local --stdout --revs >2b.pack && + git index-pack 2b.pack && + list_packed_objects 2b.idx >2b.objects && + ! has_any keepobjects 2b.objects + ' + + test_expect_success 'pack-objects respects --honor-pack-keep (local bitmapped pack)' ' + ls .git/objects/pack/ | grep bitmap >output && + test_line_count = 1 output && + packbitmap=$(basename $(cat output) .bitmap) && + list_packed_objects .git/objects/pack/$packbitmap.idx >packbitmap.objects && + test_when_finished "rm -f .git/objects/pack/$packbitmap.keep" && + >.git/objects/pack/$packbitmap.keep && + echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >3a.pack && + git index-pack 3a.pack && + list_packed_objects 3a.idx >3a.objects && + ! has_any packbitmap.objects 3a.objects + ' + + test_expect_success 'pack-objects respects --local (non-local bitmapped pack)' ' + mv .git/objects/pack/$packbitmap.* alt.git/objects/pack/ && + rm -f .git/objects/pack/multi-pack-index && + test_when_finished "mv alt.git/objects/pack/$packbitmap.* .git/objects/pack/" && + echo HEAD | git pack-objects --local --stdout --revs >3b.pack && + git index-pack 3b.pack && + list_packed_objects 3b.idx >3b.objects && + ! has_any packbitmap.objects 3b.objects + ' + + test_expect_success 'pack-objects to file can use bitmap' ' + # make sure we still have 1 bitmap index from previous tests + ls .git/objects/pack/ | grep bitmap >output && + test_line_count = 1 output && + # verify equivalent packs are generated with/without using bitmap index + packasha1=$(git pack-objects --no-use-bitmap-index --all packa </dev/null) && + packbsha1=$(git pack-objects --use-bitmap-index --all packb </dev/null) && + list_packed_objects packa-$packasha1.idx >packa.objects && + list_packed_objects packb-$packbsha1.idx >packb.objects && + test_cmp packa.objects packb.objects + ' + + test_expect_success 'full repack, reusing previous bitmaps' ' git repack -ad && - ls .git/objects/pack/ | grep bitmap >output && - test_line_count = 1 output && - grep "\"key\":\"num_selected_commits\",\"value\":\"106\"" trace && - grep "\"key\":\"num_maximal_commits\",\"value\":\"107\"" trace -' + ls .git/objects/pack/ | grep bitmap >output && + test_line_count = 1 output + ' + + test_expect_success 'fetch (full bitmap)' ' + git --git-dir=clone.git fetch origin second:second && + git rev-parse HEAD >expect && + git --git-dir=clone.git rev-parse HEAD >actual && + test_cmp expect actual + ' + + test_expect_success 'create objects for missing-HAVE tests' ' + blob=$(echo "missing have" | git hash-object -w --stdin) && + tree=$(printf "100644 blob $blob\tfile\n" | git mktree) && + parent=$(echo parent | git commit-tree $tree) && + commit=$(echo commit | git commit-tree $tree -p $parent) && + cat >revs <<-EOF + HEAD + ^HEAD^ + ^$commit + EOF + ' + + test_expect_success 'pack-objects respects --incremental' ' + cat >revs2 <<-EOF && + HEAD + $commit + EOF + git pack-objects --incremental --stdout --revs <revs2 >4.pack && + git index-pack 4.pack && + list_packed_objects 4.idx >4.objects && + test_line_count = 4 4.objects && + git rev-list --objects $commit >revlist && + cut -d" " -f1 revlist |sort >objects && + test_cmp 4.objects objects + ' + + test_expect_success 'pack with missing blob' ' + rm $(objpath $blob) && + git pack-objects --stdout --revs <revs >/dev/null + ' + + test_expect_success 'pack with missing tree' ' + rm $(objpath $tree) && + git pack-objects --stdout --revs <revs >/dev/null + ' + + test_expect_success 'pack with missing parent' ' + rm $(objpath $parent) && + git pack-objects --stdout --revs <revs >/dev/null + ' + + test_expect_success JGIT,SHA1 'we can read jgit bitmaps' ' + git clone --bare . compat-jgit.git && + ( + cd compat-jgit.git && + rm -f objects/pack/*.bitmap && + jgit gc && + git rev-list --test-bitmap HEAD + ) + ' + + test_expect_success JGIT,SHA1 'jgit can read our bitmaps' ' + git clone --bare . compat-us.git && + ( + cd compat-us.git && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + git repack -adb && + # jgit gc will barf if it does not like our bitmaps + jgit gc + ) + ' + + test_expect_success 'splitting packs does not generate bogus bitmaps' ' + test-tool genrandom foo $((1024 * 1024)) >rand && + git add rand && + git commit -m "commit with big file" && + git -c pack.packSizeLimit=500k repack -adb && + git init --bare no-bitmaps.git && + git -C no-bitmaps.git fetch .. HEAD + ' + + test_expect_success 'set up reusable pack' ' + rm -f .git/objects/pack/*.keep && + git repack -adb && + reusable_pack () { + git for-each-ref --format="%(objectname)" | + git pack-objects --delta-base-offset --revs --stdout "$@" + } + ' + + test_expect_success 'pack reuse respects --honor-pack-keep' ' + test_when_finished "rm -f .git/objects/pack/*.keep" && + for i in .git/objects/pack/*.pack + do + >${i%.pack}.keep || return 1 + done && + reusable_pack --honor-pack-keep >empty.pack && + git index-pack empty.pack && + git show-index <empty.idx >actual && + test_must_be_empty actual + ' + + test_expect_success 'pack reuse respects --local' ' + mv .git/objects/pack/* alt.git/objects/pack/ && + test_when_finished "mv alt.git/objects/pack/* .git/objects/pack/" && + reusable_pack --local >empty.pack && + git index-pack empty.pack && + git show-index <empty.idx >actual && + test_must_be_empty actual + ' + + test_expect_success 'pack reuse respects --incremental' ' + reusable_pack --incremental >empty.pack && + git index-pack empty.pack && + git show-index <empty.idx >actual && + test_must_be_empty actual + ' + + test_expect_success 'truncated bitmap fails gracefully (ewah)' ' + test_config pack.writebitmaphashcache false && + test_config pack.writebitmaplookuptable false && + git repack -ad && + git rev-list --use-bitmap-index --count --all >expect && + bitmap=$(ls .git/objects/pack/*.bitmap) && + test_when_finished "rm -f $bitmap" && + test_copy_bytes 256 <$bitmap >$bitmap.tmp && + mv -f $bitmap.tmp $bitmap && + git rev-list --use-bitmap-index --count --all >actual 2>stderr && + test_cmp expect actual && + test_i18ngrep corrupt.ewah.bitmap stderr + ' + + test_expect_success 'truncated bitmap fails gracefully (cache)' ' + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + git repack -ad && + git rev-list --use-bitmap-index --count --all >expect && + bitmap=$(ls .git/objects/pack/*.bitmap) && + test_when_finished "rm -f $bitmap" && + test_copy_bytes 512 <$bitmap >$bitmap.tmp && + mv -f $bitmap.tmp $bitmap && + git rev-list --use-bitmap-index --count --all >actual 2>stderr && + test_cmp expect actual && + test_i18ngrep corrupted.bitmap.index stderr + ' + + # Create a state of history with these properties: + # + # - refs that allow a client to fetch some new history, while sharing some old + # history with the server; we use branches delta-reuse-old and + # delta-reuse-new here + # + # - the new history contains an object that is stored on the server as a delta + # against a base that is in the old history + # + # - the base object is not immediately reachable from the tip of the old + # history; finding it would involve digging down through history we know the + # other side has + # + # This should result in a state where fetching from old->new would not + # traditionally reuse the on-disk delta (because we'd have to dig to realize + # that the client has it), but we will do so if bitmaps can tell us cheaply + # that the other side has it. + test_expect_success 'set up thin delta-reuse parent' ' + # This first commit contains the buried base object. + test-tool genrandom delta 16384 >file && + git add file && + git commit -m "delta base" && + base=$(git rev-parse --verify HEAD:file) && + + # These intermediate commits bury the base back in history. + # This becomes the "old" state. + for i in 1 2 3 4 5 + do + echo $i >file && + git commit -am "intermediate $i" || return 1 + done && + git branch delta-reuse-old && + + # And now our new history has a delta against the buried base. Note + # that this must be smaller than the original file, since pack-objects + # prefers to create deltas from smaller objects to larger. + test-tool genrandom delta 16300 >file && + git commit -am "delta result" && + delta=$(git rev-parse --verify HEAD:file) && + git branch delta-reuse-new && + + # Repack with bitmaps and double check that we have the expected delta + # relationship. + git repack -adb && + have_delta $delta $base + ' + + # Now we can sanity-check the non-bitmap behavior (that the server is not able + # to reuse the delta). This isn't strictly something we care about, so this + # test could be scrapped in the future. But it makes sure that the next test is + # actually triggering the feature we want. + # + # Note that our tools for working with on-the-wire "thin" packs are limited. So + # we actually perform the fetch, retain the resulting pack, and inspect the + # result. + test_expect_success 'fetch without bitmaps ignores delta against old base' ' + test_config pack.usebitmaps false && + test_when_finished "rm -rf client.git" && + git init --bare client.git && + ( + cd client.git && + git config transfer.unpackLimit 1 && + git fetch .. delta-reuse-old:delta-reuse-old && + git fetch .. delta-reuse-new:delta-reuse-new && + have_delta $delta $ZERO_OID + ) + ' + + # And do the same for the bitmap case, where we do expect to find the delta. + test_expect_success 'fetch with bitmaps can reuse old base' ' + test_config pack.usebitmaps true && + test_when_finished "rm -rf client.git" && + git init --bare client.git && + ( + cd client.git && + git config transfer.unpackLimit 1 && + git fetch .. delta-reuse-old:delta-reuse-old && + git fetch .. delta-reuse-new:delta-reuse-new && + have_delta $delta $base + ) + ' + + test_expect_success 'pack.preferBitmapTips' ' + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + + # create enough commits that not all are receive bitmap + # coverage even if they are all at the tip of some reference. + test_commit_bulk --message="%s" 103 && + + git rev-list HEAD >commits.raw && + sort <commits.raw >commits && + + git log --format="create refs/tags/%s %H" HEAD >refs && + git update-ref --stdin <refs && + + git repack -adb && + test-tool bitmap list-commits | sort >bitmaps && + + # remember which commits did not receive bitmaps + comm -13 bitmaps commits >before && + test_file_not_empty before && + + # mark the commits which did not receive bitmaps as preferred, + # and generate the bitmap again + perl -pe "s{^}{create refs/tags/include/$. }" <before | + git update-ref --stdin && + git -c pack.preferBitmapTips=refs/tags/include repack -adb && + + # finally, check that the commit(s) without bitmap coverage + # are not the same ones as before + test-tool bitmap list-commits | sort >bitmaps && + comm -13 bitmaps commits >after && + + ! test_cmp before after + ) + ' + + test_expect_success 'complains about multiple pack bitmaps' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + + test_commit base && + + git repack -adb && + bitmap="$(ls .git/objects/pack/pack-*.bitmap)" && + mv "$bitmap" "$bitmap.bak" && + + test_commit other && + git repack -ab && + + mv "$bitmap.bak" "$bitmap" && + + find .git/objects/pack -type f -name "*.pack" >packs && + find .git/objects/pack -type f -name "*.bitmap" >bitmaps && + test_line_count = 2 packs && + test_line_count = 2 bitmaps && + + git rev-list --use-bitmap-index HEAD 2>err && + grep "ignoring extra bitmap file" err + ) + ' +} -basic_bitmap_tests +test_bitmap_cases test_expect_success 'incremental repack fails when bitmaps are requested' ' test_commit more-1 && @@ -54,219 +447,24 @@ test_expect_success 'incremental repack can disable bitmaps' ' git repack -d --no-write-bitmap-index ' -test_expect_success 'pack-objects respects --local (non-local loose)' ' - git init --bare alt.git && - echo $(pwd)/alt.git/objects >.git/objects/info/alternates && - echo content1 >file1 && - # non-local loose object which is not present in bitmapped pack - altblob=$(GIT_DIR=alt.git git hash-object -w file1) && - # non-local loose object which is also present in bitmapped pack - git cat-file blob $blob | GIT_DIR=alt.git git hash-object -w --stdin && - git add file1 && - test_tick && - git commit -m commit_file1 && - echo HEAD | git pack-objects --local --stdout --revs >1.pack && - git index-pack 1.pack && - list_packed_objects 1.idx >1.objects && - printf "%s\n" "$altblob" "$blob" >nonlocal-loose && - ! has_any nonlocal-loose 1.objects -' - -test_expect_success 'pack-objects respects --honor-pack-keep (local non-bitmapped pack)' ' - echo content2 >file2 && - blob2=$(git hash-object -w file2) && - git add file2 && - test_tick && - git commit -m commit_file2 && - printf "%s\n" "$blob2" "$bitmaptip" >keepobjects && - pack2=$(git pack-objects pack2 <keepobjects) && - mv pack2-$pack2.* .git/objects/pack/ && - >.git/objects/pack/pack2-$pack2.keep && - rm $(objpath $blob2) && - echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >2a.pack && - git index-pack 2a.pack && - list_packed_objects 2a.idx >2a.objects && - ! has_any keepobjects 2a.objects -' - -test_expect_success 'pack-objects respects --local (non-local pack)' ' - mv .git/objects/pack/pack2-$pack2.* alt.git/objects/pack/ && - echo HEAD | git pack-objects --local --stdout --revs >2b.pack && - git index-pack 2b.pack && - list_packed_objects 2b.idx >2b.objects && - ! has_any keepobjects 2b.objects -' - -test_expect_success 'pack-objects respects --honor-pack-keep (local bitmapped pack)' ' - ls .git/objects/pack/ | grep bitmap >output && - test_line_count = 1 output && - packbitmap=$(basename $(cat output) .bitmap) && - list_packed_objects .git/objects/pack/$packbitmap.idx >packbitmap.objects && - test_when_finished "rm -f .git/objects/pack/$packbitmap.keep" && - >.git/objects/pack/$packbitmap.keep && - echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >3a.pack && - git index-pack 3a.pack && - list_packed_objects 3a.idx >3a.objects && - ! has_any packbitmap.objects 3a.objects -' - -test_expect_success 'pack-objects respects --local (non-local bitmapped pack)' ' - mv .git/objects/pack/$packbitmap.* alt.git/objects/pack/ && - rm -f .git/objects/pack/multi-pack-index && - test_when_finished "mv alt.git/objects/pack/$packbitmap.* .git/objects/pack/" && - echo HEAD | git pack-objects --local --stdout --revs >3b.pack && - git index-pack 3b.pack && - list_packed_objects 3b.idx >3b.objects && - ! has_any packbitmap.objects 3b.objects -' - -test_expect_success 'pack-objects to file can use bitmap' ' - # make sure we still have 1 bitmap index from previous tests - ls .git/objects/pack/ | grep bitmap >output && - test_line_count = 1 output && - # verify equivalent packs are generated with/without using bitmap index - packasha1=$(git pack-objects --no-use-bitmap-index --all packa </dev/null) && - packbsha1=$(git pack-objects --use-bitmap-index --all packb </dev/null) && - list_packed_objects packa-$packasha1.idx >packa.objects && - list_packed_objects packb-$packbsha1.idx >packb.objects && - test_cmp packa.objects packb.objects -' - -test_expect_success 'full repack, reusing previous bitmaps' ' - git repack -ad && - ls .git/objects/pack/ | grep bitmap >output && - test_line_count = 1 output -' - -test_expect_success 'fetch (full bitmap)' ' - git --git-dir=clone.git fetch origin second:second && - git rev-parse HEAD >expect && - git --git-dir=clone.git rev-parse HEAD >actual && - test_cmp expect actual -' - -test_expect_success 'create objects for missing-HAVE tests' ' - blob=$(echo "missing have" | git hash-object -w --stdin) && - tree=$(printf "100644 blob $blob\tfile\n" | git mktree) && - parent=$(echo parent | git commit-tree $tree) && - commit=$(echo commit | git commit-tree $tree -p $parent) && - cat >revs <<-EOF - HEAD - ^HEAD^ - ^$commit - EOF -' - -test_expect_success 'pack-objects respects --incremental' ' - cat >revs2 <<-EOF && - HEAD - $commit - EOF - git pack-objects --incremental --stdout --revs <revs2 >4.pack && - git index-pack 4.pack && - list_packed_objects 4.idx >4.objects && - test_line_count = 4 4.objects && - git rev-list --objects $commit >revlist && - cut -d" " -f1 revlist |sort >objects && - test_cmp 4.objects objects -' - -test_expect_success 'pack with missing blob' ' - rm $(objpath $blob) && - git pack-objects --stdout --revs <revs >/dev/null -' - -test_expect_success 'pack with missing tree' ' - rm $(objpath $tree) && - git pack-objects --stdout --revs <revs >/dev/null -' - -test_expect_success 'pack with missing parent' ' - rm $(objpath $parent) && - git pack-objects --stdout --revs <revs >/dev/null -' +test_bitmap_cases "pack.writeBitmapLookupTable" -test_expect_success JGIT,SHA1 'we can read jgit bitmaps' ' - git clone --bare . compat-jgit.git && - ( - cd compat-jgit.git && - rm -f objects/pack/*.bitmap && - jgit gc && - git rev-list --test-bitmap HEAD - ) -' - -test_expect_success JGIT,SHA1 'jgit can read our bitmaps' ' - git clone --bare . compat-us.git && - ( - cd compat-us.git && - git repack -adb && - # jgit gc will barf if it does not like our bitmaps - jgit gc - ) -' - -test_expect_success 'splitting packs does not generate bogus bitmaps' ' - test-tool genrandom foo $((1024 * 1024)) >rand && - git add rand && - git commit -m "commit with big file" && - git -c pack.packSizeLimit=500k repack -adb && - git init --bare no-bitmaps.git && - git -C no-bitmaps.git fetch .. HEAD +test_expect_success 'verify writing bitmap lookup table when enabled' ' + GIT_TRACE2_EVENT="$(pwd)/trace2" \ + git repack -ad && + grep "\"label\":\"writing_lookup_table\"" trace2 ' -test_expect_success 'set up reusable pack' ' - rm -f .git/objects/pack/*.keep && +test_expect_success 'lookup table is actually used to traverse objects' ' git repack -adb && - reusable_pack () { - git for-each-ref --format="%(objectname)" | - git pack-objects --delta-base-offset --revs --stdout "$@" - } + GIT_TRACE2_EVENT="$(pwd)/trace3" \ + git rev-list --use-bitmap-index --count --all && + grep "\"label\":\"reading_lookup_table\"" trace3 ' -test_expect_success 'pack reuse respects --honor-pack-keep' ' - test_when_finished "rm -f .git/objects/pack/*.keep" && - for i in .git/objects/pack/*.pack - do - >${i%.pack}.keep || return 1 - done && - reusable_pack --honor-pack-keep >empty.pack && - git index-pack empty.pack && - git show-index <empty.idx >actual && - test_must_be_empty actual -' - -test_expect_success 'pack reuse respects --local' ' - mv .git/objects/pack/* alt.git/objects/pack/ && - test_when_finished "mv alt.git/objects/pack/* .git/objects/pack/" && - reusable_pack --local >empty.pack && - git index-pack empty.pack && - git show-index <empty.idx >actual && - test_must_be_empty actual -' - -test_expect_success 'pack reuse respects --incremental' ' - reusable_pack --incremental >empty.pack && - git index-pack empty.pack && - git show-index <empty.idx >actual && - test_must_be_empty actual -' - -test_expect_success 'truncated bitmap fails gracefully (ewah)' ' +test_expect_success 'truncated bitmap fails gracefully (lookup table)' ' test_config pack.writebitmaphashcache false && - git repack -ad && - git rev-list --use-bitmap-index --count --all >expect && - bitmap=$(ls .git/objects/pack/*.bitmap) && - test_when_finished "rm -f $bitmap" && - test_copy_bytes 256 <$bitmap >$bitmap.tmp && - mv -f $bitmap.tmp $bitmap && - git rev-list --use-bitmap-index --count --all >actual 2>stderr && - test_cmp expect actual && - test_i18ngrep corrupt.ewah.bitmap stderr -' - -test_expect_success 'truncated bitmap fails gracefully (cache)' ' - git repack -ad && + git repack -adb && git rev-list --use-bitmap-index --count --all >expect && bitmap=$(ls .git/objects/pack/*.bitmap) && test_when_finished "rm -f $bitmap" && @@ -277,152 +475,4 @@ test_expect_success 'truncated bitmap fails gracefully (cache)' ' test_i18ngrep corrupted.bitmap.index stderr ' -# Create a state of history with these properties: -# -# - refs that allow a client to fetch some new history, while sharing some old -# history with the server; we use branches delta-reuse-old and -# delta-reuse-new here -# -# - the new history contains an object that is stored on the server as a delta -# against a base that is in the old history -# -# - the base object is not immediately reachable from the tip of the old -# history; finding it would involve digging down through history we know the -# other side has -# -# This should result in a state where fetching from old->new would not -# traditionally reuse the on-disk delta (because we'd have to dig to realize -# that the client has it), but we will do so if bitmaps can tell us cheaply -# that the other side has it. -test_expect_success 'set up thin delta-reuse parent' ' - # This first commit contains the buried base object. - test-tool genrandom delta 16384 >file && - git add file && - git commit -m "delta base" && - base=$(git rev-parse --verify HEAD:file) && - - # These intermediate commits bury the base back in history. - # This becomes the "old" state. - for i in 1 2 3 4 5 - do - echo $i >file && - git commit -am "intermediate $i" || return 1 - done && - git branch delta-reuse-old && - - # And now our new history has a delta against the buried base. Note - # that this must be smaller than the original file, since pack-objects - # prefers to create deltas from smaller objects to larger. - test-tool genrandom delta 16300 >file && - git commit -am "delta result" && - delta=$(git rev-parse --verify HEAD:file) && - git branch delta-reuse-new && - - # Repack with bitmaps and double check that we have the expected delta - # relationship. - git repack -adb && - have_delta $delta $base -' - -# Now we can sanity-check the non-bitmap behavior (that the server is not able -# to reuse the delta). This isn't strictly something we care about, so this -# test could be scrapped in the future. But it makes sure that the next test is -# actually triggering the feature we want. -# -# Note that our tools for working with on-the-wire "thin" packs are limited. So -# we actually perform the fetch, retain the resulting pack, and inspect the -# result. -test_expect_success 'fetch without bitmaps ignores delta against old base' ' - test_config pack.usebitmaps false && - test_when_finished "rm -rf client.git" && - git init --bare client.git && - ( - cd client.git && - git config transfer.unpackLimit 1 && - git fetch .. delta-reuse-old:delta-reuse-old && - git fetch .. delta-reuse-new:delta-reuse-new && - have_delta $delta $ZERO_OID - ) -' - -# And do the same for the bitmap case, where we do expect to find the delta. -test_expect_success 'fetch with bitmaps can reuse old base' ' - test_config pack.usebitmaps true && - test_when_finished "rm -rf client.git" && - git init --bare client.git && - ( - cd client.git && - git config transfer.unpackLimit 1 && - git fetch .. delta-reuse-old:delta-reuse-old && - git fetch .. delta-reuse-new:delta-reuse-new && - have_delta $delta $base - ) -' - -test_expect_success 'pack.preferBitmapTips' ' - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && - - # create enough commits that not all are receive bitmap - # coverage even if they are all at the tip of some reference. - test_commit_bulk --message="%s" 103 && - - git rev-list HEAD >commits.raw && - sort <commits.raw >commits && - - git log --format="create refs/tags/%s %H" HEAD >refs && - git update-ref --stdin <refs && - - git repack -adb && - test-tool bitmap list-commits | sort >bitmaps && - - # remember which commits did not receive bitmaps - comm -13 bitmaps commits >before && - test_file_not_empty before && - - # mark the commits which did not receive bitmaps as preferred, - # and generate the bitmap again - perl -pe "s{^}{create refs/tags/include/$. }" <before | - git update-ref --stdin && - git -c pack.preferBitmapTips=refs/tags/include repack -adb && - - # finally, check that the commit(s) without bitmap coverage - # are not the same ones as before - test-tool bitmap list-commits | sort >bitmaps && - comm -13 bitmaps commits >after && - - ! test_cmp before after - ) -' - -test_expect_success 'complains about multiple pack bitmaps' ' - rm -fr repo && - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && - - test_commit base && - - git repack -adb && - bitmap="$(ls .git/objects/pack/pack-*.bitmap)" && - mv "$bitmap" "$bitmap.bak" && - - test_commit other && - git repack -ab && - - mv "$bitmap.bak" "$bitmap" && - - find .git/objects/pack -type f -name "*.pack" >packs && - find .git/objects/pack -type f -name "*.bitmap" >bitmaps && - test_line_count = 2 packs && - test_line_count = 2 bitmaps && - - git rev-list --use-bitmap-index HEAD 2>err && - grep "ignoring extra bitmap file" err - ) -' - test_done diff --git a/t/t5311-pack-bitmaps-shallow.sh b/t/t5311-pack-bitmaps-shallow.sh index 872a95df33..9dae60f73e 100755 --- a/t/t5311-pack-bitmaps-shallow.sh +++ b/t/t5311-pack-bitmaps-shallow.sh @@ -17,23 +17,40 @@ test_description='check bitmap operation with shallow repositories' # the tree for A. But in a shallow one, we've grafted away # A, and fetching A to B requires that the other side send # us the tree for file=1. -test_expect_success 'setup shallow repo' ' - echo 1 >file && - git add file && - git commit -m orig && - echo 2 >file && - git commit -a -m update && - git clone --no-local --bare --depth=1 . shallow.git && - echo 1 >file && - git commit -a -m repeat -' - -test_expect_success 'turn on bitmaps in the parent' ' - git repack -adb -' - -test_expect_success 'shallow fetch from bitmapped repo' ' - (cd shallow.git && git fetch) -' +test_shallow_bitmaps () { + writeLookupTable=false + + for i in "$@" + do + case $i in + "pack.writeBitmapLookupTable") writeLookupTable=true;; + esac + done + + test_expect_success 'setup shallow repo' ' + rm -rf * .git && + git init && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + echo 1 >file && + git add file && + git commit -m orig && + echo 2 >file && + git commit -a -m update && + git clone --no-local --bare --depth=1 . shallow.git && + echo 1 >file && + git commit -a -m repeat + ' + + test_expect_success 'turn on bitmaps in the parent' ' + git repack -adb + ' + + test_expect_success 'shallow fetch from bitmapped repo' ' + (cd shallow.git && git fetch) + ' +} + +test_shallow_bitmaps +test_shallow_bitmaps "pack.writeBitmapLookupTable" test_done diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh index 1b0cd82359..049c5fc8ea 100755 --- a/t/t5318-commit-graph.sh +++ b/t/t5318-commit-graph.sh @@ -12,12 +12,12 @@ test_expect_success 'usage' ' test_expect_success 'usage shown without sub-command' ' test_expect_code 129 git commit-graph 2>err && - ! grep error: err + grep usage: err ' test_expect_success 'usage shown with an error on unknown sub-command' ' cat >expect <<-\EOF && - error: unrecognized subcommand: unknown + error: unknown subcommand: `unknown'\'' EOF test_expect_code 129 git commit-graph unknown 2>stderr && grep error stderr >actual && diff --git a/t/t5326-multi-pack-bitmaps.sh b/t/t5326-multi-pack-bitmaps.sh index 4fe57414c1..ad6eea5fa0 100755 --- a/t/t5326-multi-pack-bitmaps.sh +++ b/t/t5326-multi-pack-bitmaps.sh @@ -15,17 +15,24 @@ GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 sane_unset GIT_TEST_MIDX_WRITE_REV sane_unset GIT_TEST_MIDX_READ_RIDX -midx_bitmap_core - bitmap_reuse_tests() { from=$1 to=$2 + writeLookupTable=false + + for i in $3-${$#} + do + case $i in + "pack.writeBitmapLookupTable") writeLookupTable=true;; + esac + done test_expect_success "setup pack reuse tests ($from -> $to)" ' rm -fr repo && git init repo && ( cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && test_commit_bulk 16 && git tag old-tip && @@ -43,6 +50,7 @@ bitmap_reuse_tests() { test_expect_success "build bitmap from existing ($from -> $to)" ' ( cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && test_commit_bulk --id=further 16 && git tag new-tip && @@ -59,6 +67,7 @@ bitmap_reuse_tests() { test_expect_success "verify resulting bitmaps ($from -> $to)" ' ( cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && git for-each-ref && git rev-list --test-bitmap refs/tags/old-tip && git rev-list --test-bitmap refs/tags/new-tip @@ -66,244 +75,338 @@ bitmap_reuse_tests() { ' } -bitmap_reuse_tests 'pack' 'MIDX' -bitmap_reuse_tests 'MIDX' 'pack' -bitmap_reuse_tests 'MIDX' 'MIDX' +test_midx_bitmap_cases () { + writeLookupTable=false + writeBitmapLookupTable= + + for i in "$@" + do + case $i in + "pack.writeBitmapLookupTable") + writeLookupTable=true + writeBitmapLookupTable="$i" + ;; + esac + done + + test_expect_success 'setup test_repository' ' + rm -rf * .git && + git init && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' + ' -test_expect_success 'missing object closure fails gracefully' ' - rm -fr repo && - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + midx_bitmap_core - test_commit loose && - test_commit packed && + bitmap_reuse_tests 'pack' 'MIDX' "$writeBitmapLookupTable" + bitmap_reuse_tests 'MIDX' 'pack' "$writeBitmapLookupTable" + bitmap_reuse_tests 'MIDX' 'MIDX' "$writeBitmapLookupTable" - # Do not pass "--revs"; we want a pack without the "loose" - # commit. - git pack-objects $objdir/pack/pack <<-EOF && - $(git rev-parse packed) - EOF + test_expect_success 'missing object closure fails gracefully' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && - test_must_fail git multi-pack-index write --bitmap 2>err && - grep "doesn.t have full closure" err && - test_path_is_missing $midx - ) -' + test_commit loose && + test_commit packed && -midx_bitmap_partial_tests + # Do not pass "--revs"; we want a pack without the "loose" + # commit. + git pack-objects $objdir/pack/pack <<-EOF && + $(git rev-parse packed) + EOF -test_expect_success 'removing a MIDX clears stale bitmaps' ' - rm -fr repo && - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && - test_commit base && - git repack && - git multi-pack-index write --bitmap && + test_must_fail git multi-pack-index write --bitmap 2>err && + grep "doesn.t have full closure" err && + test_path_is_missing $midx + ) + ' - # Write a MIDX and bitmap; remove the MIDX but leave the bitmap. - stale_bitmap=$midx-$(midx_checksum $objdir).bitmap && - rm $midx && + midx_bitmap_partial_tests - # Then write a new MIDX. - test_commit new && - git repack && - git multi-pack-index write --bitmap && + test_expect_success 'removing a MIDX clears stale bitmaps' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && + test_commit base && + git repack && + git multi-pack-index write --bitmap && + + # Write a MIDX and bitmap; remove the MIDX but leave the bitmap. + stale_bitmap=$midx-$(midx_checksum $objdir).bitmap && + rm $midx && + + # Then write a new MIDX. + test_commit new && + git repack && + git multi-pack-index write --bitmap && + + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + test_path_is_missing $stale_bitmap + ) + ' - test_path_is_file $midx && - test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - test_path_is_missing $stale_bitmap - ) -' + test_expect_success 'pack.preferBitmapTips' ' + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && -test_expect_success 'pack.preferBitmapTips' ' - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + test_commit_bulk --message="%s" 103 && - test_commit_bulk --message="%s" 103 && + git log --format="%H" >commits.raw && + sort <commits.raw >commits && - git log --format="%H" >commits.raw && - sort <commits.raw >commits && + git log --format="create refs/tags/%s %H" HEAD >refs && + git update-ref --stdin <refs && - git log --format="create refs/tags/%s %H" HEAD >refs && - git update-ref --stdin <refs && + git multi-pack-index write --bitmap && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - git multi-pack-index write --bitmap && - test_path_is_file $midx && - test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + test-tool bitmap list-commits | sort >bitmaps && + comm -13 bitmaps commits >before && + test_line_count = 1 before && - test-tool bitmap list-commits | sort >bitmaps && - comm -13 bitmaps commits >before && - test_line_count = 1 before && + perl -ne "printf(\"create refs/tags/include/%d \", $.); print" \ + <before | git update-ref --stdin && - perl -ne "printf(\"create refs/tags/include/%d \", $.); print" \ - <before | git update-ref --stdin && + rm -fr $midx-$(midx_checksum $objdir).bitmap && + rm -fr $midx && - rm -fr $midx-$(midx_checksum $objdir).bitmap && - rm -fr $midx && + git -c pack.preferBitmapTips=refs/tags/include \ + multi-pack-index write --bitmap && + test-tool bitmap list-commits | sort >bitmaps && + comm -13 bitmaps commits >after && - git -c pack.preferBitmapTips=refs/tags/include \ - multi-pack-index write --bitmap && - test-tool bitmap list-commits | sort >bitmaps && - comm -13 bitmaps commits >after && + ! test_cmp before after + ) + ' - ! test_cmp before after - ) -' + test_expect_success 'writing a bitmap with --refs-snapshot' ' + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && -test_expect_success 'writing a bitmap with --refs-snapshot' ' - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + test_commit one && + test_commit two && - test_commit one && - test_commit two && + git rev-parse one >snapshot && - git rev-parse one >snapshot && + git repack -ad && - git repack -ad && + # First, write a MIDX which see both refs/tags/one and + # refs/tags/two (causing both of those commits to receive + # bitmaps). + git multi-pack-index write --bitmap && - # First, write a MIDX which see both refs/tags/one and - # refs/tags/two (causing both of those commits to receive - # bitmaps). - git multi-pack-index write --bitmap && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - test_path_is_file $midx && - test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + test-tool bitmap list-commits | sort >bitmaps && + grep "$(git rev-parse one)" bitmaps && + grep "$(git rev-parse two)" bitmaps && - test-tool bitmap list-commits | sort >bitmaps && - grep "$(git rev-parse one)" bitmaps && - grep "$(git rev-parse two)" bitmaps && + rm -fr $midx-$(midx_checksum $objdir).bitmap && + rm -fr $midx && - rm -fr $midx-$(midx_checksum $objdir).bitmap && - rm -fr $midx && + # Then again, but with a refs snapshot which only sees + # refs/tags/one. + git multi-pack-index write --bitmap --refs-snapshot=snapshot && - # Then again, but with a refs snapshot which only sees - # refs/tags/one. - git multi-pack-index write --bitmap --refs-snapshot=snapshot && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - test_path_is_file $midx && - test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + test-tool bitmap list-commits | sort >bitmaps && + grep "$(git rev-parse one)" bitmaps && + ! grep "$(git rev-parse two)" bitmaps + ) + ' - test-tool bitmap list-commits | sort >bitmaps && - grep "$(git rev-parse one)" bitmaps && - ! grep "$(git rev-parse two)" bitmaps - ) -' + test_expect_success 'write a bitmap with --refs-snapshot (preferred tips)' ' + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && -test_expect_success 'write a bitmap with --refs-snapshot (preferred tips)' ' - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + test_commit_bulk --message="%s" 103 && - test_commit_bulk --message="%s" 103 && + git log --format="%H" >commits.raw && + sort <commits.raw >commits && - git log --format="%H" >commits.raw && - sort <commits.raw >commits && + git log --format="create refs/tags/%s %H" HEAD >refs && + git update-ref --stdin <refs && - git log --format="create refs/tags/%s %H" HEAD >refs && - git update-ref --stdin <refs && + git multi-pack-index write --bitmap && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - git multi-pack-index write --bitmap && - test_path_is_file $midx && - test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + test-tool bitmap list-commits | sort >bitmaps && + comm -13 bitmaps commits >before && + test_line_count = 1 before && + + ( + grep -vf before commits.raw && + # mark missing commits as preferred + sed "s/^/+/" before + ) >snapshot && + + rm -fr $midx-$(midx_checksum $objdir).bitmap && + rm -fr $midx && - test-tool bitmap list-commits | sort >bitmaps && - comm -13 bitmaps commits >before && - test_line_count = 1 before && + git multi-pack-index write --bitmap --refs-snapshot=snapshot && + test-tool bitmap list-commits | sort >bitmaps && + comm -13 bitmaps commits >after && + ! test_cmp before after + ) + ' + + test_expect_success 'hash-cache values are propagated from pack bitmaps' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && ( - grep -vf before commits.raw && - # mark missing commits as preferred - sed "s/^/+/" before - ) >snapshot && + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && - rm -fr $midx-$(midx_checksum $objdir).bitmap && - rm -fr $midx && + test_commit base && + test_commit base2 && + git repack -adb && - git multi-pack-index write --bitmap --refs-snapshot=snapshot && - test-tool bitmap list-commits | sort >bitmaps && - comm -13 bitmaps commits >after && + test-tool bitmap dump-hashes >pack.raw && + test_file_not_empty pack.raw && + sort pack.raw >pack.hashes && - ! test_cmp before after - ) -' + test_commit new && + git repack && + git multi-pack-index write --bitmap && -test_expect_success 'hash-cache values are propagated from pack bitmaps' ' - rm -fr repo && - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + test-tool bitmap dump-hashes >midx.raw && + sort midx.raw >midx.hashes && - test_commit base && - test_commit base2 && - git repack -adb && + # ensure that every namehash in the pack bitmap can be found in + # the midx bitmap (i.e., that there are no oid-namehash pairs + # unique to the pack bitmap). + comm -23 pack.hashes midx.hashes >dropped.hashes && + test_must_be_empty dropped.hashes + ) + ' - test-tool bitmap dump-hashes >pack.raw && - test_file_not_empty pack.raw && - sort pack.raw >pack.hashes && + test_expect_success 'no .bitmap is written without any objects' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && - test_commit new && - git repack && - git multi-pack-index write --bitmap && + empty="$(git pack-objects $objdir/pack/pack </dev/null)" && + cat >packs <<-EOF && + pack-$empty.idx + EOF - test-tool bitmap dump-hashes >midx.raw && - sort midx.raw >midx.hashes && + git multi-pack-index write --bitmap --stdin-packs \ + <packs 2>err && - # ensure that every namehash in the pack bitmap can be found in - # the midx bitmap (i.e., that there are no oid-namehash pairs - # unique to the pack bitmap). - comm -23 pack.hashes midx.hashes >dropped.hashes && - test_must_be_empty dropped.hashes - ) -' + grep "bitmap without any objects" err && -test_expect_success 'no .bitmap is written without any objects' ' - rm -fr repo && - git init repo && - test_when_finished "rm -fr repo" && - ( - cd repo && + test_path_is_file $midx && + test_path_is_missing $midx-$(midx_checksum $objdir).bitmap + ) + ' + + test_expect_success 'graceful fallback when missing reverse index' ' + rm -fr repo && + git init repo && + test_when_finished "rm -fr repo" && + ( + cd repo && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' && - empty="$(git pack-objects $objdir/pack/pack </dev/null)" && - cat >packs <<-EOF && - pack-$empty.idx - EOF + test_commit base && - git multi-pack-index write --bitmap --stdin-packs \ - <packs 2>err && + # write a pack and MIDX bitmap containing base + git repack -adb && + git multi-pack-index write --bitmap && - grep "bitmap without any objects" err && + GIT_TEST_MIDX_READ_RIDX=0 \ + git rev-list --use-bitmap-index HEAD 2>err && + ! grep "ignoring extra bitmap file" err + ) + ' +} - test_path_is_file $midx && - test_path_is_missing $midx-$(midx_checksum $objdir).bitmap - ) -' +test_midx_bitmap_cases -test_expect_success 'graceful fallback when missing reverse index' ' +test_midx_bitmap_cases "pack.writeBitmapLookupTable" + +test_expect_success 'multi-pack-index write writes lookup table if enabled' ' rm -fr repo && git init repo && test_when_finished "rm -fr repo" && ( cd repo && + test_commit base && + git config pack.writeBitmapLookupTable true && + git repack -ad && + GIT_TRACE2_EVENT="$(pwd)/trace" \ + git multi-pack-index write --bitmap && + grep "\"label\":\"writing_lookup_table\"" trace + ) +' + +test_expect_success 'preferred pack change with existing MIDX bitmap' ' + git init preferred-pack-with-existing && + ( + cd preferred-pack-with-existing && test_commit base && + test_commit other && + + git rev-list --objects --no-object-names base >p1.objects && + git rev-list --objects --no-object-names other >p2.objects && - # write a pack and MIDX bitmap containing base - git repack -adb && - git multi-pack-index write --bitmap && + p1="$(git pack-objects "$objdir/pack/pack" \ + --delta-base-offset <p1.objects)" && + p2="$(git pack-objects "$objdir/pack/pack" \ + --delta-base-offset <p2.objects)" && + + # Generate a MIDX containing the first two packs, + # marking p1 as preferred, and ensure that it can be + # successfully cloned. + git multi-pack-index write --bitmap \ + --preferred-pack="pack-$p1.pack" && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && + git clone --no-local . clone1 && + + # Then generate a new pack which sorts ahead of any + # existing pack (by tweaking the pack prefix). + test_commit foo && + git pack-objects --all --unpacked $objdir/pack/pack0 && + + # Generate a new MIDX which changes the preferred pack + # to a pack contained in the existing MIDX. + git multi-pack-index write --bitmap \ + --preferred-pack="pack-$p2.pack" && + test_path_is_file $midx && + test_path_is_file $midx-$(midx_checksum $objdir).bitmap && - GIT_TEST_MIDX_READ_RIDX=0 \ - git rev-list --use-bitmap-index HEAD 2>err && - ! grep "ignoring extra bitmap file" err + # When the above circumstances are met, the preferred + # pack should change appropriately and clones should + # (still) succeed. + git clone --no-local . clone2 ) ' diff --git a/t/t5327-multi-pack-bitmaps-rev.sh b/t/t5327-multi-pack-bitmaps-rev.sh index d30ba632c8..e65e311cd7 100755 --- a/t/t5327-multi-pack-bitmaps-rev.sh +++ b/t/t5327-multi-pack-bitmaps-rev.sh @@ -17,7 +17,27 @@ GIT_TEST_MIDX_READ_RIDX=0 export GIT_TEST_MIDX_WRITE_REV export GIT_TEST_MIDX_READ_RIDX -midx_bitmap_core rev -midx_bitmap_partial_tests rev +test_midx_bitmap_rev () { + writeLookupTable=false + + for i in "$@" + do + case $i in + "pack.writeBitmapLookupTable") writeLookupTable=true;; + esac + done + + test_expect_success 'setup bitmap config' ' + rm -rf * .git && + git init && + git config pack.writeBitmapLookupTable '"$writeLookupTable"' + ' + + midx_bitmap_core rev + midx_bitmap_partial_tests rev +} + +test_midx_bitmap_rev +test_midx_bitmap_rev "pack.writeBitmapLookupTable" test_done diff --git a/t/t5505-remote.sh b/t/t5505-remote.sh index 6c7370f87f..9006196ac6 100755 --- a/t/t5505-remote.sh +++ b/t/t5505-remote.sh @@ -241,6 +241,26 @@ test_expect_success 'add invalid foreign_vcs remote' ' test_cmp expect actual ' +test_expect_success 'without subcommand' ' + echo origin >expect && + git -C test remote >actual && + test_cmp expect actual +' + +test_expect_success 'without subcommand accepts -v' ' + cat >expect <<-EOF && + origin $(pwd)/one (fetch) + origin $(pwd)/one (push) + EOF + git -C test remote -v >actual && + test_cmp expect actual +' + +test_expect_success 'without subcommand does not take arguments' ' + test_expect_code 129 git -C test remote origin 2>err && + grep "^error: unknown subcommand:" err +' + cat >test/expect <<EOF * remote origin Fetch URL: $(pwd)/one diff --git a/t/t5557-http-get.sh b/t/t5557-http-get.sh new file mode 100755 index 0000000000..76a4bbd16a --- /dev/null +++ b/t/t5557-http-get.sh @@ -0,0 +1,39 @@ +#!/bin/sh + +test_description='test downloading a file by URL' + +TEST_PASSES_SANITIZE_LEAK=true + +. ./test-lib.sh + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +test_expect_success 'get by URL: 404' ' + test_when_finished "rm -f file.temp" && + url="$HTTPD_URL/none.txt" && + cat >input <<-EOF && + capabilities + get $url file1 + EOF + + test_must_fail git remote-http $url <input 2>err && + test_path_is_missing file1 && + grep "failed to download file at URL" err +' + +test_expect_success 'get by URL: 200' ' + echo data >"$HTTPD_DOCUMENT_ROOT_PATH/exists.txt" && + + url="$HTTPD_URL/exists.txt" && + cat >input <<-EOF && + capabilities + get $url file2 + + EOF + + git remote-http $url <input && + test_cmp "$HTTPD_DOCUMENT_ROOT_PATH/exists.txt" file2 +' + +test_done diff --git a/t/t5558-clone-bundle-uri.sh b/t/t5558-clone-bundle-uri.sh new file mode 100755 index 0000000000..ad666a2d28 --- /dev/null +++ b/t/t5558-clone-bundle-uri.sh @@ -0,0 +1,81 @@ +#!/bin/sh + +test_description='test fetching bundles with --bundle-uri' + +. ./test-lib.sh + +test_expect_success 'fail to clone from non-existent file' ' + test_when_finished rm -rf test && + git clone --bundle-uri="$(pwd)/does-not-exist" . test 2>err && + grep "failed to download bundle from URI" err +' + +test_expect_success 'fail to clone from non-bundle file' ' + test_when_finished rm -rf test && + echo bogus >bogus && + git clone --bundle-uri="$(pwd)/bogus" . test 2>err && + grep "is not a bundle" err +' + +test_expect_success 'create bundle' ' + git init clone-from && + git -C clone-from checkout -b topic && + test_commit -C clone-from A && + test_commit -C clone-from B && + git -C clone-from bundle create B.bundle topic +' + +test_expect_success 'clone with path bundle' ' + git clone --bundle-uri="clone-from/B.bundle" \ + clone-from clone-path && + git -C clone-path rev-parse refs/bundles/topic >actual && + git -C clone-from rev-parse topic >expect && + test_cmp expect actual +' + +test_expect_success 'clone with file:// bundle' ' + git clone --bundle-uri="file://$(pwd)/clone-from/B.bundle" \ + clone-from clone-file && + git -C clone-file rev-parse refs/bundles/topic >actual && + git -C clone-from rev-parse topic >expect && + test_cmp expect actual +' + +######################################################################### +# HTTP tests begin here + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +test_expect_success 'fail to fetch from non-existent HTTP URL' ' + test_when_finished rm -rf test && + git clone --bundle-uri="$HTTPD_URL/does-not-exist" . test 2>err && + grep "failed to download bundle from URI" err +' + +test_expect_success 'fail to fetch from non-bundle HTTP URL' ' + test_when_finished rm -rf test && + echo bogus >"$HTTPD_DOCUMENT_ROOT_PATH/bogus" && + git clone --bundle-uri="$HTTPD_URL/bogus" . test 2>err && + grep "is not a bundle" err +' + +test_expect_success 'clone HTTP bundle' ' + cp clone-from/B.bundle "$HTTPD_DOCUMENT_ROOT_PATH/B.bundle" && + + git clone --no-local --mirror clone-from \ + "$HTTPD_DOCUMENT_ROOT_PATH/fetch.git" && + + git clone --bundle-uri="$HTTPD_URL/B.bundle" \ + "$HTTPD_URL/smart/fetch.git" clone-http && + git -C clone-http rev-parse refs/bundles/topic >actual && + git -C clone-from rev-parse topic >expect && + test_cmp expect actual && + + test_config -C clone-http log.excludedecoration refs/bundle/ +' + +# Do not add tests here unless they use the HTTP server, as they will +# not run unless the HTTP dependencies exist. + +test_done diff --git a/t/t5606-clone-options.sh b/t/t5606-clone-options.sh index 8f676d6b0c..f6bb02ab94 100755 --- a/t/t5606-clone-options.sh +++ b/t/t5606-clone-options.sh @@ -58,6 +58,14 @@ test_expect_success 'disallows --bare with --separate-git-dir' ' ' +test_expect_success 'disallows --bundle-uri with shallow options' ' + for option in --depth=1 --shallow-since=01-01-2000 --shallow-exclude=HEAD + do + test_must_fail git clone --bundle-uri=bundle $option from to 2>err && + grep "bundle-uri is incompatible" err || return 1 + done +' + test_expect_success 'reject cloning shallow repository' ' test_when_finished "rm -rf repo" && test_must_fail git clone --reject-shallow shallow-repo out 2>err && diff --git a/t/t6400-merge-df.sh b/t/t6400-merge-df.sh index 57a67cf362..3de4ef6bd9 100755 --- a/t/t6400-merge-df.sh +++ b/t/t6400-merge-df.sh @@ -126,7 +126,7 @@ test_expect_success 'Simple merge in repo with interesting pathnames' ' # foo/bar-2/baz # The fact that foo/bar-2 appears between foo/bar and foo/bar/baz # can trip up some codepaths, and is the point of this test. - test_create_repo name-ordering && + git init name-ordering && ( cd name-ordering && diff --git a/t/t6406-merge-attr.sh b/t/t6406-merge-attr.sh index 99abefd44b..8650a88c40 100755 --- a/t/t6406-merge-attr.sh +++ b/t/t6406-merge-attr.sh @@ -162,8 +162,8 @@ test_expect_success 'custom merge backend' ' ' test_expect_success 'up-to-date merge without common ancestor' ' - test_create_repo repo1 && - test_create_repo repo2 && + git init repo1 && + git init repo2 && test_tick && ( cd repo1 && diff --git a/t/t6416-recursive-corner-cases.sh b/t/t6416-recursive-corner-cases.sh index 690c8482b1..17b54d625d 100755 --- a/t/t6416-recursive-corner-cases.sh +++ b/t/t6416-recursive-corner-cases.sh @@ -19,7 +19,7 @@ export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME # test_expect_success 'setup basic criss-cross + rename with no modifications' ' - test_create_repo basic-rename && + git init basic-rename && ( cd basic-rename && @@ -85,7 +85,7 @@ test_expect_success 'merge simple rename+criss-cross with no modifications' ' # test_expect_success 'setup criss-cross + rename merges with basic modification' ' - test_create_repo rename-modify && + git init rename-modify && ( cd rename-modify && @@ -160,7 +160,7 @@ test_expect_success 'merge criss-cross + rename merges with basic modification' # test_expect_success 'setup differently handled merges of rename/add conflict' ' - test_create_repo rename-add && + git init rename-add && ( cd rename-add && @@ -324,7 +324,7 @@ test_expect_success 'git detects differently handled merges conflict, swapped' ' # Merging commits D & E should result in modify/delete conflict. test_expect_success 'setup criss-cross + modify/delete resolved differently' ' - test_create_repo modify-delete && + git init modify-delete && ( cd modify-delete && @@ -499,7 +499,7 @@ test_expect_success 'git detects conflict merging criss-cross+modify/delete, rev # test_expect_success 'setup differently handled merges of directory/file conflict' ' - test_create_repo directory-file && + git init directory-file && ( cd directory-file && @@ -867,7 +867,7 @@ test_expect_failure 'merge of D2 & E4 merges a2s & reports conflict for a/file' # but that may cancel out at the final merge stage". test_expect_success 'setup rename/rename(1to2)/modify followed by what looks like rename/rename(2to1)/modify' ' - test_create_repo rename-squared-squared && + git init rename-squared-squared && ( cd rename-squared-squared && @@ -944,7 +944,7 @@ test_expect_success 'handle rename/rename(1to2)/modify followed by what looks li # content merge handled. test_expect_success 'setup criss-cross + rename/rename/add-source + modify/modify' ' - test_create_repo rename-rename-add-source && + git init rename-rename-add-source && ( cd rename-rename-add-source && @@ -1032,7 +1032,7 @@ test_expect_failure 'detect rename/rename/add-source for virtual merge-base' ' # base of B & C needs to not delete B:c for that to work, though... test_expect_success 'setup criss-cross+rename/rename/add-dest + simple modify' ' - test_create_repo rename-rename-add-dest && + git init rename-rename-add-dest && ( cd rename-rename-add-dest && @@ -1111,7 +1111,7 @@ test_expect_success 'virtual merge base handles rename/rename(1to2)/add-dest' ' # git detect it? test_expect_success 'setup symlink modify/modify' ' - test_create_repo symlink-modify-modify && + git init symlink-modify-modify && ( cd symlink-modify-modify && @@ -1178,7 +1178,7 @@ test_expect_merge_algorithm failure success 'check symlink modify/modify' ' # git detect it? test_expect_success 'setup symlink add/add' ' - test_create_repo symlink-add-add && + git init symlink-add-add && ( cd symlink-add-add && @@ -1244,11 +1244,11 @@ test_expect_merge_algorithm failure success 'check symlink add/add' ' # git detect it? test_expect_success 'setup submodule modify/modify' ' - test_create_repo submodule-modify-modify && + git init submodule-modify-modify && ( cd submodule-modify-modify && - test_create_repo submod && + git init submod && ( cd submod && touch file-A && @@ -1332,11 +1332,11 @@ test_expect_merge_algorithm failure success 'check submodule modify/modify' ' # git detect it? test_expect_success 'setup submodule add/add' ' - test_create_repo submodule-add-add && + git init submodule-add-add && ( cd submodule-add-add && - test_create_repo submod && + git init submod && ( cd submod && touch file-A && @@ -1419,11 +1419,11 @@ test_expect_merge_algorithm failure success 'check submodule add/add' ' # This is an obvious add/add conflict for 'path'. Can git detect it? test_expect_success 'setup conflicting entry types (submodule vs symlink)' ' - test_create_repo submodule-symlink-add-add && + git init submodule-symlink-add-add && ( cd submodule-symlink-add-add && - test_create_repo path && + git init path && ( cd path && touch file-B && @@ -1494,7 +1494,7 @@ test_expect_merge_algorithm failure success 'check conflicting entry types (subm # This is an obvious add/add mode conflict. Can git detect it? test_expect_success 'setup conflicting modes for regular file' ' - test_create_repo regular-file-mode-conflict && + git init regular-file-mode-conflict && ( cd regular-file-mode-conflict && @@ -1571,7 +1571,7 @@ test_expect_failure 'check conflicting modes for regular file' ' # to ensure that we handle it as well as practical. test_expect_success 'setup nested conflicts' ' - test_create_repo nested_conflicts && + git init nested_conflicts && ( cd nested_conflicts && @@ -1757,7 +1757,7 @@ test_expect_success 'check nested conflicts' ' # have three levels of conflict markers. Can we distinguish all three? test_expect_success 'setup virtual merge base with nested conflicts' ' - test_create_repo virtual_merge_base_has_nested_conflicts && + git init virtual_merge_base_has_nested_conflicts && ( cd virtual_merge_base_has_nested_conflicts && diff --git a/t/t6421-merge-partial-clone.sh b/t/t6421-merge-partial-clone.sh index 36bcd7c328..5413e5dd9d 100755 --- a/t/t6421-merge-partial-clone.sh +++ b/t/t6421-merge-partial-clone.sh @@ -31,7 +31,7 @@ test_description="limiting blob downloads when merging with partial clones" test_setup_repo () { test -d server && return - test_create_repo server && + git init server && ( cd server && diff --git a/t/t6422-merge-rename-corner-cases.sh b/t/t6422-merge-rename-corner-cases.sh index 9b65768aed..346253c7c8 100755 --- a/t/t6422-merge-rename-corner-cases.sh +++ b/t/t6422-merge-rename-corner-cases.sh @@ -11,7 +11,7 @@ TEST_PASSES_SANITIZE_LEAK=true . "$TEST_DIRECTORY"/lib-merge.sh test_setup_rename_delete_untracked () { - test_create_repo rename-delete-untracked && + git init rename-delete-untracked && ( cd rename-delete-untracked && @@ -56,7 +56,7 @@ test_expect_success "Does git preserve Gollum's precious artifact?" ' # We should be able to merge B & C cleanly test_setup_rename_modify_add_source () { - test_create_repo rename-modify-add-source && + git init rename-modify-add-source && ( cd rename-modify-add-source && @@ -96,7 +96,7 @@ test_expect_failure 'rename/modify/add-source conflict resolvable' ' ' test_setup_break_detection_1 () { - test_create_repo break-detection-1 && + git init break-detection-1 && ( cd break-detection-1 && @@ -144,7 +144,7 @@ test_expect_failure 'conflict caused if rename not detected' ' ' test_setup_break_detection_2 () { - test_create_repo break-detection-2 && + git init break-detection-2 && ( cd break-detection-2 && @@ -192,7 +192,7 @@ test_expect_failure 'missed conflict if rename not detected' ' # Commit C: rename a->b, add unrelated a test_setup_break_detection_3 () { - test_create_repo break-detection-3 && + git init break-detection-3 && ( cd break-detection-3 && @@ -268,7 +268,7 @@ test_expect_failure 'detect rename/add-source and preserve all data, merge other ' test_setup_rename_directory () { - test_create_repo rename-directory-$1 && + git init rename-directory-$1 && ( cd rename-directory-$1 && @@ -386,7 +386,7 @@ test_expect_success 'rename/directory conflict + content merge conflict' ' ' test_setup_rename_directory_2 () { - test_create_repo rename-directory-2 && + git init rename-directory-2 && ( cd rename-directory-2 && @@ -445,7 +445,7 @@ test_expect_success 'disappearing dir in rename/directory conflict handled' ' # Commit B: modify a, add different b test_setup_rename_with_content_merge_and_add () { - test_create_repo rename-with-content-merge-and-add-$1 && + git init rename-with-content-merge-and-add-$1 && ( cd rename-with-content-merge-and-add-$1 && @@ -570,7 +570,7 @@ test_expect_success 'handle rename-with-content-merge vs. add, merge other way' # * Nothing else should be present. Is anything? test_setup_rename_rename_2to1 () { - test_create_repo rename-rename-2to1 && + git init rename-rename-2to1 && ( cd rename-rename-2to1 && @@ -642,7 +642,7 @@ test_expect_success 'handle rename/rename (2to1) conflict correctly' ' # Commit B: rename a->b # Commit C: rename a->c test_setup_rename_rename_1to2 () { - test_create_repo rename-rename-1to2 && + git init rename-rename-1to2 && ( cd rename-rename-1to2 && @@ -700,7 +700,7 @@ test_expect_success 'merge has correct working tree contents' ' # Merging of B & C should NOT be clean; there's a rename/rename conflict test_setup_rename_rename_1to2_add_source_1 () { - test_create_repo rename-rename-1to2-add-source-1 && + git init rename-rename-1to2-add-source-1 && ( cd rename-rename-1to2-add-source-1 && @@ -748,7 +748,7 @@ test_expect_failure 'detect conflict with rename/rename(1to2)/add-source merge' ' test_setup_rename_rename_1to2_add_source_2 () { - test_create_repo rename-rename-1to2-add-source-2 && + git init rename-rename-1to2-add-source-2 && ( cd rename-rename-1to2-add-source-2 && @@ -794,7 +794,7 @@ test_expect_failure 'rename/rename/add-source still tracks new a file' ' ' test_setup_rename_rename_1to2_add_dest () { - test_create_repo rename-rename-1to2-add-dest && + git init rename-rename-1to2-add-dest && ( cd rename-rename-1to2-add-dest && @@ -874,7 +874,7 @@ test_expect_success 'rename/rename/add-dest merge still knows about conflicting # Expected: CONFLICT (rename/add/delete), two-way merged bar test_setup_rad () { - test_create_repo rad && + git init rad && ( cd rad && echo "original file" >foo && @@ -946,7 +946,7 @@ test_expect_merge_algorithm failure success 'rad-check: rename/add/delete confli # Expected: CONFLICT (rename/rename/delete/delete), two-way merged baz test_setup_rrdd () { - test_create_repo rrdd && + git init rrdd && ( cd rrdd && echo foo >foo && @@ -1022,7 +1022,7 @@ test_expect_merge_algorithm failure success 'rrdd-check: rename/rename(2to1)/del # multi-way merged contents found in two, four, six test_setup_mod6 () { - test_create_repo mod6 && + git init mod6 && ( cd mod6 && test_seq 11 19 >one && @@ -1160,7 +1160,7 @@ test_conflicts_with_adds_and_renames() { # tree test_setup_collision_conflict () { #test_expect_success "setup simple $sideL/$sideR conflict" ' - test_create_repo simple_${sideL}_${sideR} && + git init simple_${sideL}_${sideR} && ( cd simple_${sideL}_${sideR} && @@ -1308,7 +1308,7 @@ test_conflicts_with_adds_and_renames add add # So, we have four different conflicting files that all end up at path # 'three'. test_setup_nested_conflicts_from_rename_rename () { - test_create_repo nested_conflicts_from_rename_rename && + git init nested_conflicts_from_rename_rename && ( cd nested_conflicts_from_rename_rename && @@ -1417,7 +1417,7 @@ test_expect_success 'check nested conflicts from rename/rename(2to1)' ' # Expected: CONFLICT(rename/rename) message, three unstaged entries in the # index, and contents of orig-[AB] at path orig-[AB] test_setup_rename_rename_1_to_2_binary () { - test_create_repo rename_rename_1_to_2_binary && + git init rename_rename_1_to_2_binary && ( cd rename_rename_1_to_2_binary && diff --git a/t/t6423-merge-rename-directories.sh b/t/t6423-merge-rename-directories.sh index 99baf77cbf..a4941878fe 100755 --- a/t/t6423-merge-rename-directories.sh +++ b/t/t6423-merge-rename-directories.sh @@ -40,7 +40,7 @@ test_description="recursive merge with directory renames" # Expected: y/{b,c,d,e/f} test_setup_1a () { - test_create_repo 1a && + git init 1a && ( cd 1a && @@ -106,7 +106,7 @@ test_expect_success '1a: Simple directory rename detection' ' # Expected: y/{b,c,d,e} test_setup_1b () { - test_create_repo 1b && + git init 1b && ( cd 1b && @@ -169,7 +169,7 @@ test_expect_success '1b: Merge a directory with another' ' # Expected: y/{b,c,d} (because x/d -> z/d -> y/d) test_setup_1c () { - test_create_repo 1c && + git init 1c && ( cd 1c && @@ -232,7 +232,7 @@ test_expect_success '1c: Transitive renaming' ' # y/wham_1 & z/wham_2 should too...giving us a conflict. test_setup_1d () { - test_create_repo 1d && + git init 1d && ( cd 1d && @@ -328,7 +328,7 @@ test_expect_success '1d: Directory renames cause a rename/rename(2to1) conflict' # Expected: y/{newb,newc,d} test_setup_1e () { - test_create_repo 1e && + git init 1e && ( cd 1e && @@ -387,7 +387,7 @@ test_expect_success '1e: Renamed directory, with all files being renamed too' ' # Expected: y/{b,c}, x/{d,e,f,g} test_setup_1f () { - test_create_repo 1f && + git init 1f && ( cd 1f && @@ -476,7 +476,7 @@ test_expect_success '1f: Split a directory into two other directories' ' # Commit B: z/{b,c,d} # Expected: y/b, w/c, z/d, with warning about z/ -> (y/ vs. w/) conflict test_setup_2a () { - test_create_repo 2a && + git init 2a && ( cd 2a && @@ -538,7 +538,7 @@ test_expect_success '2a: Directory split into two on one side, with equal number # Commit B: z/{b,c}, x/d # Expected: y/b, w/c, x/d; No warning about z/ -> (y/ vs. w/) conflict test_setup_2b () { - test_create_repo 2b && + git init 2b && ( cd 2b && @@ -620,7 +620,7 @@ test_expect_success '2b: Directory split into two on one side, with equal number # Commit B: y/{b,c}, x/d # Expected: y/{b,c}, x/d test_setup_3a () { - test_create_repo 3a && + git init 3a && ( cd 3a && @@ -684,7 +684,7 @@ test_expect_success '3a: Avoid implicit rename if involved as source on other si # end up with CONFLICT:(z/d -> y/d vs. x/d vs. w/d), i.e. a # rename/rename/rename(1to3) conflict, which is just weird. test_setup_3b () { - test_create_repo 3b && + git init 3b && ( cd 3b && @@ -807,7 +807,7 @@ test_expect_success '3b: Avoid implicit rename if involved as source on current # NOTE: Even though most files from z moved to y, we don't want f to follow. test_setup_4a () { - test_create_repo 4a && + git init 4a && ( cd 4a && @@ -896,7 +896,7 @@ test_expect_success '4a: Directory split, with original directory still present' # index. test_setup_5a () { - test_create_repo 5a && + git init 5a && ( cd 5a && @@ -971,7 +971,7 @@ test_expect_success '5a: Merge directories, other side adds files to original an # back to git behavior without the directory rename detection. test_setup_5b () { - test_create_repo 5b && + git init 5b && ( cd 5b && @@ -1048,7 +1048,7 @@ test_expect_success '5b: Rename/delete in order to get add/add/add conflict' ' # though, because it doesn't have anything in the way. test_setup_5c () { - test_create_repo 5c && + git init 5c && ( cd 5c && @@ -1138,7 +1138,7 @@ test_expect_success '5c: Transitive rename would cause rename/rename/rename/add/ # directory rename detection for z/f -> y/f. test_setup_5d () { - test_create_repo 5d && + git init 5d && ( cd 5d && @@ -1239,7 +1239,7 @@ test_expect_success '5d: Directory/file/file conflict due to directory rename' ' # it is also involved in a rename/delete conflict. test_setup_6a () { - test_create_repo 6a && + git init 6a && ( cd 6a && @@ -1337,7 +1337,7 @@ test_expect_success '6a: Tricky rename/delete' ' # the behavior on testcases 6b2 and 8e, and introduced this 6b1 testcase. test_setup_6b1 () { - test_create_repo 6b1 && + git init 6b1 && ( cd 6b1 && @@ -1415,7 +1415,7 @@ test_expect_merge_algorithm failure success '6b1: Same renames done on both side # the z/ -> y/ rename. test_setup_6b2 () { - test_create_repo 6b2 && + git init 6b2 && ( cd 6b2 && @@ -1479,7 +1479,7 @@ test_expect_merge_algorithm failure success '6b2: Same rename done on both sides # "accidentally detect a rename" and give us y/{b,c,d}. test_setup_6c () { - test_create_repo 6c && + git init 6c && ( cd 6c && @@ -1542,7 +1542,7 @@ test_expect_success '6c: Rename only done on same side' ' # doesn't "accidentally detect a rename" and give us y/{b,c,d}. test_setup_6d () { - test_create_repo 6d && + git init 6d && ( cd 6d && @@ -1605,7 +1605,7 @@ test_expect_success '6d: We do not always want transitive renaming' ' # add/add conflict on y/d_1 vs y/d_2. test_setup_6e () { - test_create_repo 6e && + git init 6e && ( cd 6e && @@ -1700,7 +1700,7 @@ test_expect_success '6e: Add/add from one side' ' # NOTE: There's a rename of z/ here, y/ has more renames, so z/d -> y/d. test_setup_7a () { - test_create_repo 7a && + git init 7a && ( cd 7a && @@ -1772,7 +1772,7 @@ test_expect_success '7a: rename-dir vs. rename-dir (NOT split evenly) PLUS add-o # Expected: y/{b,c}, CONFLICT(rename/rename(2to1): x/d_1, w/d_2 -> y_d) test_setup_7b () { - test_create_repo 7b && + git init 7b && ( cd 7b && @@ -1861,7 +1861,7 @@ test_expect_success '7b: rename/rename(2to1), but only due to transitive rename' # nor CONFLiCT x/d -> w/d vs. y/d vs. z/d) test_setup_7c () { - test_create_repo 7c && + git init 7c && ( cd 7c && @@ -1926,7 +1926,7 @@ test_expect_success '7c: rename/rename(1to...2or3); transitive rename may add co # NOTE: z->y so NOT CONFLICT(delete x/d vs rename to z/d) test_setup_7d () { - test_create_repo 7d && + git init 7d && ( cd 7d && @@ -2027,7 +2027,7 @@ test_expect_success '7d: transitive rename involved in rename/delete; how is it # how it's resolved. test_setup_7e () { - test_create_repo 7e && + git init 7e && ( cd 7e && @@ -2137,7 +2137,7 @@ test_expect_success '7e: transitive rename in rename/delete AND dirs in the way' # we potentially could. test_setup_8a () { - test_create_repo 8a && + git init 8a && ( cd 8a && @@ -2216,7 +2216,7 @@ test_expect_success '8a: Dual-directory rename, one into the others way' ' # e_1 and e_2. test_setup_8b () { - test_create_repo 8b && + git init 8b && ( cd 8b && @@ -2290,7 +2290,7 @@ test_expect_success '8b: Dual-directory rename, one into the others way, with co # notes in 8d. test_setup_8c () { - test_create_repo 8c && + git init 8c && ( cd 8c && @@ -2370,7 +2370,7 @@ test_expect_success '8c: modify/delete or rename+modify/delete' ' # differently. test_setup_8d () { - test_create_repo 8d && + git init 8d && ( cd 8d && @@ -2453,7 +2453,7 @@ test_expect_success '8d: rename/delete...or not?' ' # the behavior, and predict it without computing as many details. test_setup_8e () { - test_create_repo 8e && + git init 8e && ( cd 8e && @@ -2537,7 +2537,7 @@ test_expect_success '8e: Both sides rename, one side adds to original directory' # of that could take the new file in commit B at z/i to x/w/i or x/i. test_setup_9a () { - test_create_repo 9a && + git init 9a && ( cd 9a && @@ -2609,7 +2609,7 @@ test_expect_success '9a: Inner renamed directory within outer renamed directory' # Expected: y/{b,c,d_merged} test_setup_9b () { - test_create_repo 9b && + git init 9b && ( cd 9b && @@ -2697,7 +2697,7 @@ test_expect_success '9b: Transitive rename with content merge' ' # history for any implicit directory renames. test_setup_9c () { - test_create_repo 9c && + git init 9c && ( cd 9c && @@ -2786,7 +2786,7 @@ test_expect_success '9c: Doubly transitive rename?' ' # testcases and simplifies things for the user. test_setup_9d () { - test_create_repo 9d && + git init 9d && ( cd 9d && @@ -2861,7 +2861,7 @@ test_expect_success '9d: N-way transitive rename?' ' # dir1/yo, dir2/yo, dir3/yo, dirN/yo test_setup_9e () { - test_create_repo 9e && + git init 9e && ( cd 9e && @@ -2954,7 +2954,7 @@ test_expect_success '9e: N-to-1 whammo' ' # Expected: priority/{a,b}/$more_files, priority/c test_setup_9f () { - test_create_repo 9f && + git init 9f && ( cd 9f && @@ -3027,7 +3027,7 @@ test_expect_success '9f: Renamed directory that only contained immediate subdirs # viewpoint... test_setup_9g () { - test_create_repo 9g && + git init 9g && ( cd 9g && @@ -3096,7 +3096,7 @@ test_expect_failure '9g: Renamed directory that only contained immediate subdirs # NOTE: If we applied the z/ -> y/ rename to z/d, then we'd end up with # a rename/rename(1to2) conflict (z/d -> y/d vs. x/d) test_setup_9h () { - test_create_repo 9h && + git init 9h && ( cd 9h && @@ -3177,7 +3177,7 @@ test_expect_success '9h: Avoid dir rename on merely modified path' ' # ERROR_MSG(untracked working tree files would be overwritten by merge) test_setup_10a () { - test_create_repo 10a && + git init 10a && ( cd 10a && @@ -3243,7 +3243,7 @@ test_expect_success '10a: Overwrite untracked with normal rename/delete' ' # ERROR_MSG(refusing to lose untracked file at 'y/d') test_setup_10b () { - test_create_repo 10b && + git init 10b && ( cd 10b && @@ -3334,7 +3334,7 @@ test_expect_success '10b: Overwrite untracked with dir rename + delete' ' # ERROR_MSG(Refusing to lose untracked file at y/c) test_setup_10c () { - test_create_repo 10c_$1 && + git init 10c_$1 && ( cd 10c_$1 && @@ -3472,7 +3472,7 @@ test_expect_success '10c2: Overwrite untracked with dir rename/rename(1to2), oth # ERROR_MSG(Refusing to lose untracked file at y/wham) test_setup_10d () { - test_create_repo 10d && + git init 10d && ( cd 10d && @@ -3568,7 +3568,7 @@ test_expect_success '10d: Delete untracked with dir rename/rename(2to1)' ' # Expected: y/{a,b,c} + untracked z/c test_setup_10e () { - test_create_repo 10e && + git init 10e && ( cd 10e && @@ -3650,7 +3650,7 @@ test_expect_merge_algorithm failure success '10e: Does git complain about untrac # z/c with uncommitted mods on top of A:z/c_v1 test_setup_11a () { - test_create_repo 11a && + git init 11a && ( cd 11a && @@ -3728,7 +3728,7 @@ test_expect_success '11a: Avoid losing dirty contents with simple rename' ' test_setup_11b () { - test_create_repo 11b && + git init 11b && ( cd 11b && @@ -3810,7 +3810,7 @@ test_expect_success '11b: Avoid losing dirty file involved in directory rename' # y/c left untouched (still has uncommitted mods) test_setup_11c () { - test_create_repo 11c && + git init 11c && ( cd 11c && @@ -3883,7 +3883,7 @@ test_expect_success '11c: Avoid losing not-uptodate with rename + D/F conflict' # y/{a,c~HEAD,c/d}, x/b, now-untracked z/c_v1 with uncommitted mods test_setup_11d () { - test_create_repo 11d && + git init 11d && ( cd 11d && @@ -3968,7 +3968,7 @@ test_expect_success '11d: Avoid losing not-uptodate with rename + D/F conflict' # y/c has dirty file from before merge test_setup_11e () { - test_create_repo 11e && + git init 11e && ( cd 11e && @@ -4060,7 +4060,7 @@ test_expect_success '11e: Avoid deleting not-uptodate with dir rename/rename(1to # ERROR_MSG(Refusing to lose dirty file at y/wham) test_setup_11f () { - test_create_repo 11f && + git init 11f && ( cd 11f && @@ -4155,7 +4155,7 @@ test_expect_success '11f: Avoid deleting not-uptodate with dir rename/rename(2to # Expected: node1/{leaf1,leaf2,leaf5,node2/{leaf3,leaf4,leaf6}} test_setup_12a () { - test_create_repo 12a && + git init 12a && ( cd 12a && @@ -4238,7 +4238,7 @@ test_expect_success '12a: Moving one directory hierarchy into another' ' # node2/node1/{leaf1, leaf2} test_setup_12b1 () { - test_create_repo 12b1 && + git init 12b1 && ( cd 12b1 && @@ -4327,7 +4327,7 @@ test_expect_merge_algorithm failure success '12b1: Moving two directory hierarch # even simple rules give weird results when given weird inputs. test_setup_12b2 () { - test_create_repo 12b2 && + git init 12b2 && ( cd 12b2 && @@ -4402,7 +4402,7 @@ test_expect_success '12b2: Moving two directory hierarchies into each other' ' # each side of the merge. test_setup_12c1 () { - test_create_repo 12c1 && + git init 12c1 && ( cd 12c1 && @@ -4492,7 +4492,7 @@ test_expect_merge_algorithm failure success '12c1: Moving one directory hierarch # on each side of the merge. test_setup_12c2 () { - test_create_repo 12c2 && + git init 12c2 && ( cd 12c2 && @@ -4584,7 +4584,7 @@ test_expect_success '12c2: Moving one directory hierarchy into another w/ conten # Expected: subdir/foo, bar test_setup_12d () { - test_create_repo 12d && + git init 12d && ( cd 12d && @@ -4642,7 +4642,7 @@ test_expect_success '12d: Rename/merge subdir into the root, variant 1' ' # Expected: foo, bar test_setup_12e () { - test_create_repo 12e && + git init 12e && ( cd 12e && @@ -4743,7 +4743,7 @@ test_expect_success '12e: Rename/merge subdir into the root, variant 2' ' # pick and re-applying them in the subsequent one. test_setup_12f () { - test_create_repo 12f && + git init 12f && ( cd 12f && @@ -4902,7 +4902,7 @@ test_expect_merge_algorithm failure success '12f: Trivial directory resolve, cac # Expected: newfile_{merged}, newdir/{a_B,b_B,c_A} test_setup_12g () { - test_create_repo 12g && + git init 12g && ( cd 12g && @@ -4973,7 +4973,7 @@ test_expect_success '12g: Testcase with two kinds of "relevant" renames' ' # Expected: newdir/{alpha_2, b} test_setup_12h () { - test_create_repo 12h && + git init 12h && ( cd 12h && @@ -5032,7 +5032,7 @@ test_expect_failure '12h: renaming a file within a renamed directory' ' # source/bar vs. source/subdir/bar test_setup_12i () { - test_create_repo 12i && + git init 12i && ( cd 12i && @@ -5090,7 +5090,7 @@ test_expect_success '12i: Directory rename causes rename-to-self' ' # Expected: {foo, bar, baz_2}, with conflicts on bar vs. subdir/bar test_setup_12j () { - test_create_repo 12j && + git init 12j && ( cd 12j && @@ -5148,7 +5148,7 @@ test_expect_success '12j: Directory rename to root causes rename-to-self' ' # Expected: dirA/{foo, bar, baz_2}, with conflicts on dirA/bar vs. dirB/bar test_setup_12k () { - test_create_repo 12k && + git init 12k && ( cd 12k && @@ -5218,7 +5218,7 @@ test_expect_success '12k: Directory rename with sibling causes rename-to-self' ' # is needed for there to be a sub1/ -> sub3/ rename. test_setup_12l () { - test_create_repo 12l_$1 && + git init 12l_$1 && ( cd 12l_$1 && @@ -5322,7 +5322,7 @@ test_expect_merge_algorithm failure success '12l (A into B): Rename into each ot # Expected: y/{b,c,d,e/f}, with notices/conflicts for both y/d and y/e/f test_setup_13a () { - test_create_repo 13a_$1 && + git init 13a_$1 && ( cd 13a_$1 && @@ -5409,7 +5409,7 @@ test_expect_success '13a(info): messages for newly added files' ' # one about content, and one about file location test_setup_13b () { - test_create_repo 13b_$1 && + git init 13b_$1 && ( cd 13b_$1 && @@ -5496,7 +5496,7 @@ test_expect_success '13b(info): messages for transitive rename with conflicted c # shown in testcase 13d. test_setup_13c () { - test_create_repo 13c_$1 && + git init 13c_$1 && ( cd 13c_$1 && @@ -5584,7 +5584,7 @@ test_expect_success '13c(info): messages for rename/rename(1to1) via transitive # No conflict in where a/y ends up, so put it in d/y. test_setup_13d () { - test_create_repo 13d_$1 && + git init 13d_$1 && ( cd 13d_$1 && @@ -5710,7 +5710,7 @@ test_expect_success '13d(info): messages for rename/rename(1to1) via dual transi # least avoids hitting a BUG(). # test_setup_13e () { - test_create_repo 13e && + git init 13e && ( cd 13e && diff --git a/t/t6426-merge-skip-unneeded-updates.sh b/t/t6426-merge-skip-unneeded-updates.sh index 7b5f1c1dcd..2bb8e7f09b 100755 --- a/t/t6426-merge-skip-unneeded-updates.sh +++ b/t/t6426-merge-skip-unneeded-updates.sh @@ -38,7 +38,7 @@ test_description="merge cases" # Expected: b_2 test_setup_1a () { - test_create_repo 1a_$1 && + git init 1a_$1 && ( cd 1a_$1 && @@ -136,7 +136,7 @@ test_expect_success '1a-R: Modify(A)/Modify(B), change on B subset of A' ' # Expected: c_2 test_setup_2a () { - test_create_repo 2a_$1 && + git init 2a_$1 && ( cd 2a_$1 && @@ -229,7 +229,7 @@ test_expect_success '2a-R: Modify/rename, merge into rename side' ' # Expected: c_2 test_setup_2b () { - test_create_repo 2b_$1 && + git init 2b_$1 && ( cd 2b_$1 && @@ -336,7 +336,7 @@ test_expect_success '2b-R: Rename+Mod(A)/Mod(B), B mods subset of A' ' # not make that particular mistake. test_setup_2c () { - test_create_repo 2c && + git init 2c && ( cd 2c && @@ -437,7 +437,7 @@ test_expect_success '2c: Modify b & add c VS rename b->c' ' # Expected: bar/{bq_2, whatever} test_setup_3a () { - test_create_repo 3a_$1 && + git init 3a_$1 && ( cd 3a_$1 && @@ -537,7 +537,7 @@ test_expect_success '3a-R: bq_1->foo/bq_2 on A, foo/->bar/ on B' ' # Expected: bar/{bq_2, whatever} test_setup_3b () { - test_create_repo 3b_$1 && + git init 3b_$1 && ( cd 3b_$1 && @@ -642,7 +642,7 @@ test_expect_success '3b-R: bq_1->foo/bq_2 on A, foo/->bar/ on B' ' # Expected: b_2 for merge, b_4 in working copy test_setup_4a () { - test_create_repo 4a && + git init 4a && ( cd 4a && @@ -714,7 +714,7 @@ test_expect_merge_algorithm failure success '4a: Change on A, change on B subset # Expected: c_2 test_setup_4b () { - test_create_repo 4b && + git init 4b && ( cd 4b && diff --git a/t/t6427-diff3-conflict-markers.sh b/t/t6427-diff3-conflict-markers.sh index a9ee4cb207..dd5fe6a402 100755 --- a/t/t6427-diff3-conflict-markers.sh +++ b/t/t6427-diff3-conflict-markers.sh @@ -19,7 +19,7 @@ export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME # test_expect_success 'setup no merge base' ' - test_create_repo no_merge_base && + git init no_merge_base && ( cd no_merge_base && @@ -55,7 +55,7 @@ test_expect_success 'check no merge base' ' # test_expect_success 'setup unique merge base' ' - test_create_repo unique_merge_base && + git init unique_merge_base && ( cd unique_merge_base && @@ -116,7 +116,7 @@ test_expect_success 'check unique merge base' ' # test_expect_success 'setup multiple merge bases' ' - test_create_repo multiple_merge_bases && + git init multiple_merge_bases && ( cd multiple_merge_bases && @@ -190,7 +190,7 @@ test_expect_success 'check multiple merge bases' ' ' test_expect_success 'rebase --merge describes parent of commit being picked' ' - test_create_repo rebase && + git init rebase && ( cd rebase && test_commit base file && @@ -212,7 +212,7 @@ test_expect_success 'rebase --apply describes fake ancestor base' ' ' test_setup_zdiff3 () { - test_create_repo zdiff3 && + git init zdiff3 && ( cd zdiff3 && diff --git a/t/t6428-merge-conflicts-sparse.sh b/t/t6428-merge-conflicts-sparse.sh index 064be1b629..9919c3fa7c 100755 --- a/t/t6428-merge-conflicts-sparse.sh +++ b/t/t6428-merge-conflicts-sparse.sh @@ -29,7 +29,7 @@ test_description="merge cases" # Testcase basic, conflicting changes in 'numerals' test_setup_numerals () { - test_create_repo numerals_$1 && + git init numerals_$1 && ( cd numerals_$1 && diff --git a/t/t6429-merge-sequence-rename-caching.sh b/t/t6429-merge-sequence-rename-caching.sh index 650b3cd14f..d02fa16614 100755 --- a/t/t6429-merge-sequence-rename-caching.sh +++ b/t/t6429-merge-sequence-rename-caching.sh @@ -35,7 +35,7 @@ test_description="remember regular & dir renames in sequence of merges" # preventing us from finding new renames. # test_expect_success 'caching renames does not preclude finding new ones' ' - test_create_repo caching-renames-and-new-renames && + git init caching-renames-and-new-renames && ( cd caching-renames-and-new-renames && @@ -106,7 +106,7 @@ test_expect_success 'caching renames does not preclude finding new ones' ' # should be able to only run rename detection on the upstream side one # time.) test_expect_success 'cherry-pick both a commit and its immediate revert' ' - test_create_repo pick-commit-and-its-immediate-revert && + git init pick-commit-and-its-immediate-revert && ( cd pick-commit-and-its-immediate-revert && @@ -162,7 +162,7 @@ test_expect_success 'cherry-pick both a commit and its immediate revert' ' # could cause a spurious rename/add conflict. # test_expect_success 'rename same file identically, then reintroduce it' ' - test_create_repo rename-rename-1to1-then-add-old-filename && + git init rename-rename-1to1-then-add-old-filename && ( cd rename-rename-1to1-then-add-old-filename && @@ -229,7 +229,7 @@ test_expect_success 'rename same file identically, then reintroduce it' ' # cached, the directory rename could put newfile in the wrong directory. # test_expect_success 'rename same file identically, then add file to old dir' ' - test_create_repo rename-rename-1to1-then-add-file-to-old-dir && + git init rename-rename-1to1-then-add-file-to-old-dir && ( cd rename-rename-1to1-then-add-file-to-old-dir && @@ -311,7 +311,7 @@ test_expect_success 'rename same file identically, then add file to old dir' ' # should avoid the need to re-detect upstream renames.) # test_expect_success 'cached dir rename does not prevent noticing later conflict' ' - test_create_repo dir-rename-cache-not-occluding-later-conflict && + git init dir-rename-cache-not-occluding-later-conflict && ( cd dir-rename-cache-not-occluding-later-conflict && @@ -365,7 +365,7 @@ test_expect_success 'cached dir rename does not prevent noticing later conflict' # Helper for the next two tests test_setup_upstream_rename () { - test_create_repo $1 && + git init $1 && ( cd $1 && @@ -537,7 +537,7 @@ test_expect_success 'dir rename unneeded, then rename existing file into old dir # Helper for the next two tests test_setup_topic_rename () { - test_create_repo $1 && + git init $1 && ( cd $1 && diff --git a/t/t6437-submodule-merge.sh b/t/t6437-submodule-merge.sh index d5f3e0fed6..c9a86f2e94 100755 --- a/t/t6437-submodule-merge.sh +++ b/t/t6437-submodule-merge.sh @@ -336,7 +336,7 @@ test_expect_success 'recursive merge with submodule' ' # Expected: path/ is submodule and file contents for B's path are somewhere test_expect_success 'setup file/submodule conflict' ' - test_create_repo file-submodule && + git init file-submodule && ( cd file-submodule && @@ -351,7 +351,7 @@ test_expect_success 'setup file/submodule conflict' ' git commit -m B && git checkout A && - test_create_repo path && + git init path && test_commit -C path world && git submodule add ./path && git commit -m A @@ -411,7 +411,7 @@ test_expect_success 'file/submodule conflict; merge --abort works afterward' ' # under the submodule to be treated as untracked or in the way. test_expect_success 'setup directory/submodule conflict' ' - test_create_repo directory-submodule && + git init directory-submodule && ( cd directory-submodule && @@ -434,7 +434,7 @@ test_expect_success 'setup directory/submodule conflict' ' git commit -m B2 && git checkout A && - test_create_repo path && + git init path && test_commit -C path hello world && git submodule add ./path && git commit -m A diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh index f0f6fda150..7c3f6ed994 100755 --- a/t/t7600-merge.sh +++ b/t/t7600-merge.sh @@ -255,6 +255,15 @@ test_expect_success 'merge --squash c3 with c7' ' test_cmp expect actual ' +test_expect_success 'merge --squash --autostash conflict does not attempt to apply autostash' ' + git reset --hard c3 && + >unrelated && + git add unrelated && + test_must_fail git merge --squash c7 --autostash >out 2>err && + ! grep "Applying autostash resulted in conflicts." err && + grep "When finished, apply stashed changes with \`git stash pop\`" out +' + test_expect_success 'merge c3 with c7 with commit.cleanup = scissors' ' git config commit.cleanup scissors && git reset --hard c3 && diff --git a/t/t7900-maintenance.sh b/t/t7900-maintenance.sh index 62ed694a40..2724a44fe3 100755 --- a/t/t7900-maintenance.sh +++ b/t/t7900-maintenance.sh @@ -32,11 +32,13 @@ test_systemd_analyze_verify () { } test_expect_success 'help text' ' - test_expect_code 129 git maintenance -h 2>err && - test_i18ngrep "usage: git maintenance <subcommand>" err && - test_expect_code 128 git maintenance barf 2>err && - test_i18ngrep "invalid subcommand: barf" err && + test_expect_code 129 git maintenance -h >actual && + test_i18ngrep "usage: git maintenance <subcommand>" actual && + test_expect_code 129 git maintenance barf 2>err && + test_i18ngrep "unknown subcommand: \`barf'\''" err && + test_i18ngrep "usage: git maintenance" err && test_expect_code 129 git maintenance 2>err && + test_i18ngrep "error: need a subcommand" err && test_i18ngrep "usage: git maintenance" err ' |