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-rw-r--r--refs.c140
1 files changed, 83 insertions, 57 deletions
diff --git a/refs.c b/refs.c
index dce5c49ca2..17b4892c52 100644
--- a/refs.c
+++ b/refs.c
@@ -19,7 +19,7 @@
#include "run-command.h"
#include "hook.h"
#include "object-name.h"
-#include "object-store.h"
+#include "odb.h"
#include "object.h"
#include "path.h"
#include "submodule.h"
@@ -376,7 +376,8 @@ int ref_resolves_to_object(const char *refname,
{
if (flags & REF_ISBROKEN)
return 0;
- if (!has_object(repo, oid, HAS_OBJECT_RECHECK_PACKED | HAS_OBJECT_FETCH_PROMISOR)) {
+ if (!odb_has_object(repo->objects, oid,
+ HAS_OBJECT_RECHECK_PACKED | HAS_OBJECT_FETCH_PROMISOR)) {
error(_("%s does not point to a valid object!"), refname);
return 0;
}
@@ -438,9 +439,9 @@ static int for_each_filter_refs(const char *refname, const char *referent,
struct warn_if_dangling_data {
struct ref_store *refs;
FILE *fp;
- const char *refname;
const struct string_list *refnames;
- const char *msg_fmt;
+ const char *indent;
+ int dry_run;
};
static int warn_if_dangling_symref(const char *refname, const char *referent UNUSED,
@@ -448,44 +449,34 @@ static int warn_if_dangling_symref(const char *refname, const char *referent UNU
int flags, void *cb_data)
{
struct warn_if_dangling_data *d = cb_data;
- const char *resolves_to;
+ const char *resolves_to, *msg;
if (!(flags & REF_ISSYMREF))
return 0;
resolves_to = refs_resolve_ref_unsafe(d->refs, refname, 0, NULL, NULL);
if (!resolves_to
- || (d->refname
- ? strcmp(resolves_to, d->refname)
- : !string_list_has_string(d->refnames, resolves_to))) {
+ || !string_list_has_string(d->refnames, resolves_to)) {
return 0;
}
- fprintf(d->fp, d->msg_fmt, refname);
- fputc('\n', d->fp);
+ msg = d->dry_run
+ ? _("%s%s will become dangling after %s is deleted\n")
+ : _("%s%s has become dangling after %s was deleted\n");
+ fprintf(d->fp, msg, d->indent, refname, resolves_to);
return 0;
}
-void refs_warn_dangling_symref(struct ref_store *refs, FILE *fp,
- const char *msg_fmt, const char *refname)
-{
- struct warn_if_dangling_data data = {
- .refs = refs,
- .fp = fp,
- .refname = refname,
- .msg_fmt = msg_fmt,
- };
- refs_for_each_rawref(refs, warn_if_dangling_symref, &data);
-}
-
void refs_warn_dangling_symrefs(struct ref_store *refs, FILE *fp,
- const char *msg_fmt, const struct string_list *refnames)
+ const char *indent, int dry_run,
+ const struct string_list *refnames)
{
struct warn_if_dangling_data data = {
.refs = refs,
.fp = fp,
.refnames = refnames,
- .msg_fmt = msg_fmt,
+ .indent = indent,
+ .dry_run = dry_run,
};
refs_for_each_rawref(refs, warn_if_dangling_symref, &data);
}
@@ -954,7 +945,7 @@ long get_files_ref_lock_timeout_ms(void)
static int timeout_ms = 100;
if (!configured) {
- git_config_get_int("core.filesreflocktimeout", &timeout_ms);
+ repo_config_get_int(the_repository, "core.filesreflocktimeout", &timeout_ms);
configured = 1;
}
@@ -1232,7 +1223,7 @@ int ref_transaction_maybe_set_rejected(struct ref_transaction *transaction,
return 0;
if (!transaction->rejections)
- BUG("transaction not inititalized with failure support");
+ BUG("transaction not initialized with failure support");
/*
* Don't accept generic errors, since these errors are not user
@@ -1241,6 +1232,13 @@ int ref_transaction_maybe_set_rejected(struct ref_transaction *transaction,
if (err == REF_TRANSACTION_ERROR_GENERIC)
return 0;
+ /*
+ * Rejected refnames shouldn't be considered in the availability
+ * checks, so remove them from the list.
+ */
+ string_list_remove(&transaction->refnames,
+ transaction->updates[update_idx]->refname, 0);
+
transaction->updates[update_idx]->rejection_err = err;
ALLOC_GROW(transaction->rejections->update_indices,
transaction->rejections->nr + 1,
@@ -1371,27 +1369,22 @@ int ref_transaction_update(struct ref_transaction *transaction,
return 0;
}
-/*
- * Similar to`ref_transaction_update`, but this function is only for adding
- * a reflog update. Supports providing custom committer information. The index
- * field can be utiltized to order updates as desired. When not used, the
- * updates default to being ordered by refname.
- */
-static int ref_transaction_update_reflog(struct ref_transaction *transaction,
- const char *refname,
- const struct object_id *new_oid,
- const struct object_id *old_oid,
- const char *committer_info,
- unsigned int flags,
- const char *msg,
- uint64_t index,
- struct strbuf *err)
+int ref_transaction_update_reflog(struct ref_transaction *transaction,
+ const char *refname,
+ const struct object_id *new_oid,
+ const struct object_id *old_oid,
+ const char *committer_info,
+ const char *msg,
+ uint64_t index,
+ struct strbuf *err)
{
struct ref_update *update;
+ unsigned int flags;
assert(err);
- flags |= REF_LOG_ONLY | REF_FORCE_CREATE_REFLOG | REF_NO_DEREF;
+ flags = REF_HAVE_OLD | REF_HAVE_NEW | REF_LOG_ONLY | REF_FORCE_CREATE_REFLOG | REF_NO_DEREF |
+ REF_LOG_USE_PROVIDED_OIDS;
if (!transaction_refname_valid(refname, new_oid, flags, err))
return -1;
@@ -1399,11 +1392,6 @@ static int ref_transaction_update_reflog(struct ref_transaction *transaction,
update = ref_transaction_add_update(transaction, refname, flags,
new_oid, old_oid, NULL, NULL,
committer_info, msg);
- /*
- * While we do set the old_oid value, we unset the flag to skip
- * old_oid verification which only makes sense for refs.
- */
- update->flags &= ~REF_HAVE_OLD;
update->index = index;
/*
@@ -2477,7 +2465,7 @@ int ref_transaction_prepare(struct ref_transaction *transaction,
break;
}
- if (refs->repo->objects->odb->disable_ref_updates) {
+ if (refs->repo->objects->sources->disable_ref_updates) {
strbuf_addstr(err,
_("ref updates forbidden inside quarantine environment"));
return -1;
@@ -2666,12 +2654,12 @@ enum ref_transaction_error refs_verify_refnames_available(struct ref_store *refs
if (!initial_transaction) {
int ok;
- if (!iter) {
+ if (!iter)
iter = refs_ref_iterator_begin(refs, dirname.buf, NULL, 0,
DO_FOR_EACH_INCLUDE_BROKEN);
- } else if (ref_iterator_seek(iter, dirname.buf) < 0) {
+ else if (ref_iterator_seek(iter, dirname.buf,
+ REF_ITERATOR_SEEK_SET_PREFIX) < 0)
goto cleanup;
- }
while ((ok = ref_iterator_advance(iter)) == ITER_OK) {
if (skip &&
@@ -2960,7 +2948,7 @@ struct migration_data {
struct ref_store *old_refs;
struct ref_transaction *transaction;
struct strbuf *errbuf;
- struct strbuf sb;
+ struct strbuf sb, name, mail;
};
static int migrate_one_ref(const char *refname, const char *referent UNUSED, const struct object_id *oid,
@@ -2999,7 +2987,7 @@ struct reflog_migration_data {
struct ref_store *old_refs;
struct ref_transaction *transaction;
struct strbuf *errbuf;
- struct strbuf *sb;
+ struct strbuf *sb, *name, *mail;
};
static int migrate_one_reflog_entry(struct object_id *old_oid,
@@ -3009,18 +2997,25 @@ static int migrate_one_reflog_entry(struct object_id *old_oid,
const char *msg, void *cb_data)
{
struct reflog_migration_data *data = cb_data;
+ struct ident_split ident;
const char *date;
int ret;
+ if (split_ident_line(&ident, committer, strlen(committer)) < 0)
+ return -1;
+
+ strbuf_reset(data->name);
+ strbuf_add(data->name, ident.name_begin, ident.name_end - ident.name_begin);
+ strbuf_reset(data->mail);
+ strbuf_add(data->mail, ident.mail_begin, ident.mail_end - ident.mail_begin);
+
date = show_date(timestamp, tz, DATE_MODE(NORMAL));
strbuf_reset(data->sb);
- /* committer contains name and email */
- strbuf_addstr(data->sb, fmt_ident("", committer, WANT_BLANK_IDENT, date, 0));
+ strbuf_addstr(data->sb, fmt_ident(data->name->buf, data->mail->buf, WANT_BLANK_IDENT, date, 0));
ret = ref_transaction_update_reflog(data->transaction, data->refname,
new_oid, old_oid, data->sb->buf,
- REF_HAVE_NEW | REF_HAVE_OLD, msg,
- data->index++, data->errbuf);
+ msg, data->index++, data->errbuf);
return ret;
}
@@ -3033,6 +3028,8 @@ static int migrate_one_reflog(const char *refname, void *cb_data)
.transaction = migration_data->transaction,
.errbuf = migration_data->errbuf,
.sb = &migration_data->sb,
+ .name = &migration_data->name,
+ .mail = &migration_data->mail,
};
return refs_for_each_reflog_ent(migration_data->old_refs, refname,
@@ -3131,6 +3128,8 @@ int repo_migrate_ref_storage_format(struct repository *repo,
struct strbuf new_gitdir = STRBUF_INIT;
struct migration_data data = {
.sb = STRBUF_INIT,
+ .name = STRBUF_INIT,
+ .mail = STRBUF_INIT,
};
int did_migrate_refs = 0;
int ret;
@@ -3306,11 +3305,38 @@ done:
ref_transaction_free(transaction);
strbuf_release(&new_gitdir);
strbuf_release(&data.sb);
+ strbuf_release(&data.name);
+ strbuf_release(&data.mail);
return ret;
}
int ref_update_expects_existing_old_ref(struct ref_update *update)
{
+ if (update->flags & REF_LOG_ONLY)
+ return 0;
+
return (update->flags & REF_HAVE_OLD) &&
(!is_null_oid(&update->old_oid) || update->old_target);
}
+
+const char *ref_transaction_error_msg(enum ref_transaction_error err)
+{
+ switch (err) {
+ case REF_TRANSACTION_ERROR_NAME_CONFLICT:
+ return "refname conflict";
+ case REF_TRANSACTION_ERROR_CREATE_EXISTS:
+ return "reference already exists";
+ case REF_TRANSACTION_ERROR_NONEXISTENT_REF:
+ return "reference does not exist";
+ case REF_TRANSACTION_ERROR_INCORRECT_OLD_VALUE:
+ return "incorrect old value provided";
+ case REF_TRANSACTION_ERROR_INVALID_NEW_VALUE:
+ return "invalid new value provided";
+ case REF_TRANSACTION_ERROR_EXPECTED_SYMREF:
+ return "expected symref but found regular ref";
+ case REF_TRANSACTION_ERROR_CASE_CONFLICT:
+ return "reference conflict due to case-insensitive filesystem";
+ default:
+ return "unknown failure";
+ }
+}