From 03a182107fdb36170a72b8a3d94de2b52e3f6668 Mon Sep 17 00:00:00 2001 From: Junio C Hamano Date: Tue, 3 Oct 2006 02:15:18 -0700 Subject: pack-refs: use lockfile as everybody else does. Signed-off-by: Junio C Hamano --- builtin-pack-refs.c | 21 ++++----------------- 1 file changed, 4 insertions(+), 17 deletions(-) (limited to 'builtin-pack-refs.c') diff --git a/builtin-pack-refs.c b/builtin-pack-refs.c index 4093973a05..ede47434e3 100644 --- a/builtin-pack-refs.c +++ b/builtin-pack-refs.c @@ -1,7 +1,6 @@ #include "cache.h" #include "refs.h" -static const char *result_path, *lock_path; static const char builtin_pack_refs_usage[] = "git-pack-refs [--prune]"; @@ -17,12 +16,6 @@ struct pack_refs_cb_data { FILE *refs_file; }; -static void remove_lock_file(void) -{ - if (lock_path) - unlink(lock_path); -} - static int do_not_prune(int flags) { /* If it is already packed or if it is a symref, @@ -69,6 +62,8 @@ static void prune_refs(struct ref_to_prune *r) } } +static struct lock_file packed; + int cmd_pack_refs(int argc, const char **argv, const char *prefix) { int fd, i; @@ -88,14 +83,7 @@ int cmd_pack_refs(int argc, const char **argv, const char *prefix) if (i != argc) usage(builtin_pack_refs_usage); - result_path = xstrdup(git_path("packed-refs")); - lock_path = xstrdup(mkpath("%s.lock", result_path)); - - fd = open(lock_path, O_CREAT | O_EXCL | O_WRONLY, 0666); - if (fd < 0) - die("unable to create new ref-pack file (%s)", strerror(errno)); - atexit(remove_lock_file); - + fd = hold_lock_file_for_update(&packed, git_path("packed-refs"), 1); cbdata.refs_file = fdopen(fd, "w"); if (!cbdata.refs_file) die("unable to create ref-pack file structure (%s)", @@ -103,9 +91,8 @@ int cmd_pack_refs(int argc, const char **argv, const char *prefix) for_each_ref(handle_one_ref, &cbdata); fsync(fd); fclose(cbdata.refs_file); - if (rename(lock_path, result_path) < 0) + if (commit_lock_file(&packed) < 0) die("unable to overwrite old ref-pack file (%s)", strerror(errno)); - lock_path = NULL; if (cbdata.prune) prune_refs(cbdata.ref_to_prune); return 0; -- cgit v1.2.3