diff options
| -rw-r--r-- | builtin-branch.c | 2 | ||||
| -rw-r--r-- | builtin-remote.c | 4 | ||||
| -rw-r--r-- | builtin-reset.c | 2 | ||||
| -rw-r--r-- | builtin-send-pack.c | 2 | ||||
| -rw-r--r-- | builtin-tag.c | 2 | ||||
| -rw-r--r-- | builtin-update-ref.c | 2 | ||||
| -rw-r--r-- | cache.h | 2 | ||||
| -rw-r--r-- | receive-pack.c | 2 | ||||
| -rw-r--r-- | refs.c | 59 | ||||
| -rwxr-xr-x | t/t3200-branch.sh | 9 |
10 files changed, 55 insertions, 31 deletions
diff --git a/builtin-branch.c b/builtin-branch.c index b1a2ad7a6..4b4abfd36 100644 --- a/builtin-branch.c +++ b/builtin-branch.c @@ -160,7 +160,7 @@ static int delete_branches(int argc, const char **argv, int force, int kinds) continue; } - if (delete_ref(name, sha1)) { + if (delete_ref(name, sha1, 0)) { error("Error deleting %sbranch '%s'", remote, argv[i]); ret = 1; diff --git a/builtin-remote.c b/builtin-remote.c index 90a4e3582..584280fbf 100644 --- a/builtin-remote.c +++ b/builtin-remote.c @@ -340,7 +340,7 @@ static int remove_branches(struct string_list *branches) const char *refname = item->string; unsigned char *sha1 = item->util; - if (delete_ref(refname, sha1)) + if (delete_ref(refname, sha1, 0)) result |= error("Could not remove branch %s", refname); } return result; @@ -570,7 +570,7 @@ static int prune(int argc, const char **argv) const char *refname = states.stale.items[i].util; if (!dry_run) - result |= delete_ref(refname, NULL); + result |= delete_ref(refname, NULL, 0); printf(" * [%s] %s\n", dry_run ? "would prune" : "pruned", abbrev_ref(refname, "refs/remotes/")); diff --git a/builtin-reset.c b/builtin-reset.c index 16e6bb20f..9514b77f8 100644 --- a/builtin-reset.c +++ b/builtin-reset.c @@ -279,7 +279,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) update_ref(msg, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR); } else if (old_orig) - delete_ref("ORIG_HEAD", old_orig); + delete_ref("ORIG_HEAD", old_orig, 0); prepend_reflog_action("updating HEAD", msg, sizeof(msg)); update_ref_status = update_ref(msg, "HEAD", sha1, orig, 0, MSG_ON_ERR); diff --git a/builtin-send-pack.c b/builtin-send-pack.c index 2af9f2934..ea1ad6e35 100644 --- a/builtin-send-pack.c +++ b/builtin-send-pack.c @@ -226,7 +226,7 @@ static void update_tracking_ref(struct remote *remote, struct ref *ref) if (args.verbose) fprintf(stderr, "updating local tracking ref '%s'\n", rs.dst); if (ref->deletion) { - delete_ref(rs.dst, NULL); + delete_ref(rs.dst, NULL, 0); } else update_ref("update by push", rs.dst, ref->new_sha1, NULL, 0, 0); diff --git a/builtin-tag.c b/builtin-tag.c index f2853d08c..5b141c584 100644 --- a/builtin-tag.c +++ b/builtin-tag.c @@ -125,7 +125,7 @@ static int for_each_tag_name(const char **argv, each_tag_name_fn fn) static int delete_tag(const char *name, const char *ref, const unsigned char *sha1) { - if (delete_ref(ref, sha1)) + if (delete_ref(ref, sha1, 0)) return 1; printf("Deleted tag '%s'\n", name); return 0; diff --git a/builtin-update-ref.c b/builtin-update-ref.c index 56a0b1b39..d8f3142c0 100644 --- a/builtin-update-ref.c +++ b/builtin-update-ref.c @@ -48,7 +48,7 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix) die("%s: not a valid old SHA1", oldval); if (delete) - return delete_ref(refname, oldval ? oldsha1 : NULL); + return delete_ref(refname, oldval ? oldsha1 : NULL, 0); else return update_ref(msg, refname, sha1, oldval ? oldsha1 : NULL, no_deref ? REF_NODEREF : 0, DIE_ON_ERR); @@ -420,7 +420,7 @@ extern int commit_locked_index(struct lock_file *); extern void set_alternate_index_output(const char *); extern int close_lock_file(struct lock_file *); extern void rollback_lock_file(struct lock_file *); -extern int delete_ref(const char *, const unsigned char *sha1); +extern int delete_ref(const char *, const unsigned char *sha1, int delopt); /* Environment bits from configuration mechanism */ extern int trust_executable_bit; diff --git a/receive-pack.c b/receive-pack.c index d44c19e6b..f0145bd90 100644 --- a/receive-pack.c +++ b/receive-pack.c @@ -222,7 +222,7 @@ static const char *update(struct command *cmd) warning ("Allowing deletion of corrupt ref."); old_sha1 = NULL; } - if (delete_ref(name, old_sha1)) { + if (delete_ref(name, old_sha1, 0)) { error("failed to delete %s", name); return "failed to delete"; } @@ -912,25 +912,33 @@ static int repack_without_ref(const char *refname) return commit_lock_file(&packlock); } -int delete_ref(const char *refname, const unsigned char *sha1) +int delete_ref(const char *refname, const unsigned char *sha1, int delopt) { struct ref_lock *lock; - int err, i, ret = 0, flag = 0; + int err, i = 0, ret = 0, flag = 0; lock = lock_ref_sha1_basic(refname, sha1, 0, &flag); if (!lock) return 1; if (!(flag & REF_ISPACKED)) { /* loose */ - i = strlen(lock->lk->filename) - 5; /* .lock */ - lock->lk->filename[i] = 0; - err = unlink(lock->lk->filename); + const char *path; + + if (!(delopt & REF_NODEREF)) { + i = strlen(lock->lk->filename) - 5; /* .lock */ + lock->lk->filename[i] = 0; + path = lock->lk->filename; + } else { + path = git_path(refname); + } + err = unlink(path); if (err && errno != ENOENT) { ret = 1; error("unlink(%s) failed: %s", - lock->lk->filename, strerror(errno)); + path, strerror(errno)); } - lock->lk->filename[i] = '.'; + if (!(delopt & REF_NODEREF)) + lock->lk->filename[i] = '.'; } /* removing the loose one could have resurrected an earlier * packed one. Also, if it was not loose we need to repack @@ -955,11 +963,16 @@ int rename_ref(const char *oldref, const char *newref, const char *logmsg) struct ref_lock *lock; struct stat loginfo; int log = !lstat(git_path("logs/%s", oldref), &loginfo); + const char *symref = NULL; + int is_symref = 0; if (S_ISLNK(loginfo.st_mode)) return error("reflog for %s is a symlink", oldref); - if (!resolve_ref(oldref, orig_sha1, 1, &flag)) + symref = resolve_ref(oldref, orig_sha1, 1, &flag); + if (flag & REF_ISSYMREF) + is_symref = 1; + if (!symref) return error("refname %s not found", oldref); if (!is_refname_available(newref, oldref, get_packed_refs(), 0)) @@ -979,12 +992,12 @@ int rename_ref(const char *oldref, const char *newref, const char *logmsg) return error("unable to move logfile logs/%s to tmp-renamed-log: %s", oldref, strerror(errno)); - if (delete_ref(oldref, orig_sha1)) { + if (delete_ref(oldref, orig_sha1, REF_NODEREF)) { error("unable to delete old %s", oldref); goto rollback; } - if (resolve_ref(newref, sha1, 1, &flag) && delete_ref(newref, sha1)) { + if (resolve_ref(newref, sha1, 1, &flag) && delete_ref(newref, sha1, REF_NODEREF)) { if (errno==EISDIR) { if (remove_empty_directories(git_path("%s", newref))) { error("Directory not empty: %s", newref); @@ -1022,18 +1035,20 @@ int rename_ref(const char *oldref, const char *newref, const char *logmsg) } logmoved = log; - lock = lock_ref_sha1_basic(newref, NULL, 0, NULL); - if (!lock) { - error("unable to lock %s for update", newref); - goto rollback; - } - - lock->force_write = 1; - hashcpy(lock->old_sha1, orig_sha1); - if (write_ref_sha1(lock, orig_sha1, logmsg)) { - error("unable to write current sha1 into %s", newref); - goto rollback; - } + if (!is_symref) { + lock = lock_ref_sha1_basic(newref, NULL, 0, NULL); + if (!lock) { + error("unable to lock %s for update", newref); + goto rollback; + } + lock->force_write = 1; + hashcpy(lock->old_sha1, orig_sha1); + if (write_ref_sha1(lock, orig_sha1, logmsg)) { + error("unable to write current sha1 into %s", newref); + goto rollback; + } + } else + create_symref(newref, symref, logmsg); return 0; diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh index 2147eacc5..fdeb1f529 100755 --- a/t/t3200-branch.sh +++ b/t/t3200-branch.sh @@ -112,6 +112,15 @@ test_expect_success 'config information was renamed, too' \ "test $(git config branch.s.dummy) = Hello && test_must_fail git config branch.s/s/dummy" +test_expect_success 'renaming a symref' \ +' + git symbolic-ref refs/heads/master2 refs/heads/master && + git branch -m master2 master3 && + git symbolic-ref refs/heads/master3 && + test -f .git/refs/heads/master && + ! test -f .git/refs/heads/master2 +' + test_expect_success \ 'git branch -m u v should fail when the reflog for u is a symlink' ' git branch -l u && |