diff options
| -rw-r--r-- | Documentation/technical/api-hash.txt | 50 | ||||
| -rw-r--r-- | Documentation/technical/api-strbuf.txt | 10 | ||||
| -rw-r--r-- | base85.c | 14 | ||||
| -rw-r--r-- | builtin-blame.c | 13 | ||||
| -rw-r--r-- | builtin-branch.c | 6 | ||||
| -rw-r--r-- | builtin-checkout.c | 10 | ||||
| -rw-r--r-- | builtin-commit.c | 6 | ||||
| -rw-r--r-- | builtin-count-objects.c | 12 | ||||
| -rw-r--r-- | diff.c | 2 | ||||
| -rwxr-xr-x | git-rebase--interactive.sh | 2 | ||||
| -rwxr-xr-x | t/t5403-post-checkout-hook.sh | 26 | ||||
| -rwxr-xr-x | t/t7102-reset.sh | 14 | ||||
| -rwxr-xr-x | t/t8003-blame.sh | 13 |
13 files changed, 127 insertions, 51 deletions
diff --git a/Documentation/technical/api-hash.txt b/Documentation/technical/api-hash.txt index c784d3edcb..e5061e0677 100644 --- a/Documentation/technical/api-hash.txt +++ b/Documentation/technical/api-hash.txt @@ -1,6 +1,52 @@ hash API ======== -Talk about <hash.h> +The hash API is a collection of simple hash table functions. Users are expected +to implement their own hashing. -(Linus) +Data Structures +--------------- + +`struct hash_table`:: + + The hash table structure. The `array` member points to the hash table + entries. The `size` member counts the total number of valid and invalid + entries in the table. The `nr` member keeps track of the number of + valid entries. + +`struct hash_table_entry`:: + + An opaque structure representing an entry in the hash table. The `hash` + member is the entry's hash key and the `ptr` member is the entry's + value. + +Functions +--------- + +`init_hash`:: + + Initialize the hash table. + +`free_hash`:: + + Release memory associated with the hash table. + +`insert_hash`:: + + Insert a pointer into the hash table. If an entry with that hash + already exists, a pointer to the existing entry's value is returned. + Otherwise NULL is returned. This allows callers to implement + chaining, etc. + +`lookup_hash`:: + + Lookup an entry in the hash table. If an entry with that hash exists + the entry's value is returned. Otherwise NULL is returned. + +`for_each_hash`:: + + Call a function for each entry in the hash table. The function is + expected to take the entry's value as its only argument and return an + int. If the function returns a negative int the loop is aborted + immediately. Otherwise, the return value is accumulated and the sum + returned upon completion of the loop. diff --git a/Documentation/technical/api-strbuf.txt b/Documentation/technical/api-strbuf.txt index 7438149249..a0e0f850f8 100644 --- a/Documentation/technical/api-strbuf.txt +++ b/Documentation/technical/api-strbuf.txt @@ -12,7 +12,7 @@ strbuf API actually relies on the string being free of NULs. strbufs has some invariants that are very important to keep in mind: -. The `buf` member is never NULL, so you it can be used in any usual C +. The `buf` member is never NULL, so it can be used in any usual C string operations safely. strbuf's _have_ to be initialized either by `strbuf_init()` or by `= STRBUF_INIT` before the invariants, though. + @@ -55,7 +55,7 @@ Data structures * `struct strbuf` -This is string buffer structure. The `len` member can be used to +This is the string buffer structure. The `len` member can be used to determine the current length of the string, and `buf` member provides access to the string itself. @@ -253,3 +253,9 @@ same behaviour as well. comments are considered contents to be removed or not. `launch_editor`:: + + Launch the user preferred editor to edit a file and fill the buffer + with the file's contents upon the user completing their editing. The + third argument can be used to set the environment which the editor is + run in. If the buffer is NULL the editor is launched as usual but the + file's contents are not read into the buffer upon completion. @@ -57,14 +57,8 @@ int decode_85(char *dst, const char *buffer, int len) de = de85[ch]; if (--de < 0) return error("invalid base85 alphabet %c", ch); - /* - * Detect overflow. The largest - * 5-letter possible is "|NsC0" to - * encode 0xffffffff, and "|NsC" gives - * 0x03030303 at this point (i.e. - * 0xffffffff = 0x03030303 * 85). - */ - if (0x03030303 < acc || + /* Detect overflow. */ + if (0xffffffff / 85 < acc || 0xffffffff - de < (acc *= 85)) return error("invalid base85 sequence %.5s", buffer-5); acc += de; @@ -84,8 +78,6 @@ int decode_85(char *dst, const char *buffer, int len) void encode_85(char *buf, const unsigned char *data, int bytes) { - prep_base85(); - say("encode 85"); while (bytes) { unsigned acc = 0; @@ -118,7 +110,7 @@ int main(int ac, char **av) int len = strlen(av[2]); encode_85(buf, av[2], len); if (len <= 26) len = len + 'A' - 1; - else len = len + 'a' - 26 + 1; + else len = len + 'a' - 26 - 1; printf("encoded: %c%s\n", len, buf); return 0; } diff --git a/builtin-blame.c b/builtin-blame.c index dd16b22297..98e818ce6a 100644 --- a/builtin-blame.c +++ b/builtin-blame.c @@ -1305,6 +1305,7 @@ static void get_ac_line(const char *inbuf, const char *what, error_out: /* Ugh */ *tz = "(unknown)"; + strcpy(person, *tz); strcpy(mail, *tz); *time = 0; return; @@ -1314,20 +1315,26 @@ static void get_ac_line(const char *inbuf, const char *what, tmp = person; tmp += len; *tmp = 0; - while (*tmp != ' ') + while (person < tmp && *tmp != ' ') tmp--; + if (tmp <= person) + goto error_out; *tz = tmp+1; tzlen = (person+len)-(tmp+1); *tmp = 0; - while (*tmp != ' ') + while (person < tmp && *tmp != ' ') tmp--; + if (tmp <= person) + goto error_out; *time = strtoul(tmp, NULL, 10); timepos = tmp; *tmp = 0; - while (*tmp != ' ') + while (person < tmp && *tmp != ' ') tmp--; + if (tmp <= person) + return; mailpos = tmp + 1; *tmp = 0; maillen = timepos - tmp; diff --git a/builtin-branch.c b/builtin-branch.c index c77f632886..0c84f9f9eb 100644 --- a/builtin-branch.c +++ b/builtin-branch.c @@ -637,10 +637,12 @@ int cmd_branch(int argc, const char **argv, const char *prefix) rename_branch(head, argv[0], rename > 1); else if (rename && (argc == 2)) rename_branch(argv[0], argv[1], rename > 1); - else if (argc <= 2) + else if (argc <= 2) { + if (kinds != REF_LOCAL_BRANCH) + die("-a and -r options to 'git branch' do not make sense with a branch name"); create_branch(head, argv[0], (argc == 2) ? argv[1] : head, force_create, reflog, track); - else + } else usage_with_options(builtin_branch_usage, options); return 0; diff --git a/builtin-checkout.c b/builtin-checkout.c index d050c3789f..f2786fe439 100644 --- a/builtin-checkout.c +++ b/builtin-checkout.c @@ -396,7 +396,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.initial_checkout = is_cache_unborn(); topts.update = 1; topts.merge = 1; - topts.gently = opts->merge; + topts.gently = opts->merge && old->commit; topts.verbose_update = !opts->quiet; topts.fn = twoway_merge; topts.dir = xcalloc(1, sizeof(*topts.dir)); @@ -421,7 +421,13 @@ static int merge_working_tree(struct checkout_opts *opts, struct merge_options o; if (!opts->merge) return 1; - parse_commit(old->commit); + + /* + * Without old->commit, the below is the same as + * the two-tree unpack we already tried and failed. + */ + if (!old->commit) + return 1; /* Do more real merge */ diff --git a/builtin-commit.c b/builtin-commit.c index 7d3c6a86f7..c2ab85e1aa 100644 --- a/builtin-commit.c +++ b/builtin-commit.c @@ -86,8 +86,8 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset) static struct option builtin_commit_options[] = { OPT__QUIET(&quiet), OPT__VERBOSE(&verbose), - OPT_GROUP("Commit message options"), + OPT_GROUP("Commit message options"), OPT_FILENAME('F', "file", &logfile, "read log from file"), OPT_STRING(0, "author", &force_author, "AUTHOR", "override author for commit"), OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m), @@ -96,6 +96,8 @@ static struct option builtin_commit_options[] = { OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), OPT_FILENAME('t', "template", &template_file, "use specified template file"), OPT_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"), + OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), + /* end commit message options */ OPT_GROUP("Commit contents options"), OPT_BOOLEAN('a', "all", &all, "commit all changed files"), @@ -107,7 +109,7 @@ static struct option builtin_commit_options[] = { OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, OPT_BOOLEAN(0, "allow-empty", &allow_empty, "ok to record an empty change"), - OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), + /* end commit contents options */ OPT_END() }; diff --git a/builtin-count-objects.c b/builtin-count-objects.c index 1b0b6c84ea..2bdd8ebde1 100644 --- a/builtin-count-objects.c +++ b/builtin-count-objects.c @@ -11,7 +11,7 @@ static void count_objects(DIR *d, char *path, int len, int verbose, unsigned long *loose, - unsigned long *loose_size, + off_t *loose_size, unsigned long *packed_loose, unsigned long *garbage) { @@ -77,7 +77,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) int len = strlen(objdir); char *path = xmalloc(len + 50); unsigned long loose = 0, packed = 0, packed_loose = 0, garbage = 0; - unsigned long loose_size = 0; + off_t loose_size = 0; struct option opts[] = { OPT__VERBOSE(&verbose), OPT_END(), @@ -103,7 +103,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) if (verbose) { struct packed_git *p; unsigned long num_pack = 0; - unsigned long size_pack = 0; + off_t size_pack = 0; if (!packed_git) prepare_packed_git(); for (p = packed_git; p; p = p->next) { @@ -116,15 +116,15 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) num_pack++; } printf("count: %lu\n", loose); - printf("size: %lu\n", loose_size / 1024); + printf("size: %lu\n", (unsigned long) (loose_size / 1024)); printf("in-pack: %lu\n", packed); printf("packs: %lu\n", num_pack); - printf("size-pack: %lu\n", size_pack / 1024); + printf("size-pack: %lu\n", (unsigned long) (size_pack / 1024)); printf("prune-packable: %lu\n", packed_loose); printf("garbage: %lu\n", garbage); } else printf("%lu objects, %lu kilobytes\n", - loose, loose_size / 1024); + loose, (unsigned long) (loose_size / 1024)); return 0; } @@ -3720,11 +3720,13 @@ static char *run_textconv(const char *pgm, struct diff_filespec *spec, if (start_command(&child) != 0 || strbuf_read(&buf, child.out, 0) < 0 || finish_command(&child) != 0) { + close(child.out); strbuf_release(&buf); remove_tempfile(); error("error running textconv command '%s'", pgm); return NULL; } + close(child.out); remove_tempfile(); return strbuf_detach(&buf, outsize); diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh index 3853b513b5..5014ae0579 100755 --- a/git-rebase--interactive.sh +++ b/git-rebase--interactive.sh @@ -770,7 +770,7 @@ EOF cp "$TODO" "$TODO".backup git_editor "$TODO" || - die "Could not execute editor" + die_abort "Could not execute editor" has_action "$TODO" || die_abort "Nothing to do" diff --git a/t/t5403-post-checkout-hook.sh b/t/t5403-post-checkout-hook.sh index 5858b868ed..d05a9138b4 100755 --- a/t/t5403-post-checkout-hook.sh +++ b/t/t5403-post-checkout-hook.sh @@ -7,19 +7,19 @@ test_description='Test the post-checkout hook.' . ./test-lib.sh test_expect_success setup ' - echo Data for commit0. >a && - echo Data for commit0. >b && - git update-index --add a && - git update-index --add b && - tree0=$(git write-tree) && - commit0=$(echo setup | git commit-tree $tree0) && - git update-ref refs/heads/master $commit0 && - git clone ./. clone1 && - git clone ./. clone2 && - GIT_DIR=clone2/.git git branch -a new2 && - echo Data for commit1. >clone2/b && - GIT_DIR=clone2/.git git add clone2/b && - GIT_DIR=clone2/.git git commit -m new2 + echo Data for commit0. >a && + echo Data for commit0. >b && + git update-index --add a && + git update-index --add b && + tree0=$(git write-tree) && + commit0=$(echo setup | git commit-tree $tree0) && + git update-ref refs/heads/master $commit0 && + git clone ./. clone1 && + git clone ./. clone2 && + GIT_DIR=clone2/.git git branch new2 && + echo Data for commit1. >clone2/b && + GIT_DIR=clone2/.git git add clone2/b && + GIT_DIR=clone2/.git git commit -m new2 ' for clone in 1 2; do diff --git a/t/t7102-reset.sh b/t/t7102-reset.sh index e85ff02c3e..b8cf2603a1 100755 --- a/t/t7102-reset.sh +++ b/t/t7102-reset.sh @@ -139,19 +139,19 @@ test_expect_success \ test_expect_success \ 'resetting to HEAD with no changes should succeed and do nothing' ' git reset --hard && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset --hard HEAD && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset --soft && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset --soft HEAD && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset --mixed && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset --mixed HEAD && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset && - check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc + check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc && git reset HEAD && check_changes 3ec39651e7f44ea531a5de18a9fa791c0fd370fc ' diff --git a/t/t8003-blame.sh b/t/t8003-blame.sh index 13c25f1d52..ad834f200a 100755 --- a/t/t8003-blame.sh +++ b/t/t8003-blame.sh @@ -144,4 +144,17 @@ test_expect_success 'blame path that used to be a directory' ' git blame HEAD^.. -- path ' +test_expect_success 'blame to a commit with no author name' ' + TREE=`git rev-parse HEAD:` + cat >badcommit <<EOF +tree $TREE +author <noname> 1234567890 +0000 +committer David Reiss <dreiss@facebook.com> 1234567890 +0000 + +some message +EOF + COMMIT=`git hash-object -t commit -w badcommit` + git --no-pager blame $COMMIT -- uno >/dev/null +' + test_done |