diff options
Diffstat (limited to 'builtin-pack-objects.c')
| -rw-r--r-- | builtin-pack-objects.c | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c index 2799e68338..777f272668 100644 --- a/builtin-pack-objects.c +++ b/builtin-pack-objects.c @@ -15,6 +15,7 @@ #include "revision.h" #include "list-objects.h" #include "progress.h" +#include "refs.h" #ifdef THREADED_DELTA_SEARCH #include "thread-utils.h" @@ -27,7 +28,8 @@ git-pack-objects [{ -q | --progress | --all-progress }] \n\ [--window=N] [--window-memory=N] [--depth=N] \n\ [--no-reuse-delta] [--no-reuse-object] [--delta-base-offset] \n\ [--threads=N] [--non-empty] [--revs [--unpacked | --all]*] [--reflog] \n\ - [--stdout | base-name] [--keep-unreachable] [<ref-list | <object-list]"; + [--stdout | base-name] [--include-tag] [--keep-unreachable] \n\ + [<ref-list | <object-list]"; struct object_entry { struct pack_idx_entry idx; @@ -63,7 +65,7 @@ static struct pack_idx_entry **written_list; static uint32_t nr_objects, nr_alloc, nr_result, nr_written; static int non_empty; -static int no_reuse_delta, no_reuse_object, keep_unreachable; +static int no_reuse_delta, no_reuse_object, keep_unreachable, include_tag; static int local; static int incremental; static int allow_ofs_delta; @@ -452,6 +454,7 @@ static void write_pack_file(void) struct pack_header hdr; int do_progress = progress >> pack_to_stdout; uint32_t nr_remaining = nr_result; + time_t last_mtime = 0; if (do_progress) progress_state = start_progress("Writing objects", nr_result); @@ -502,6 +505,7 @@ static void write_pack_file(void) if (!pack_to_stdout) { mode_t mode = umask(0); + struct stat st; char *idx_tmp_name, tmpname[PATH_MAX]; umask(mode); @@ -509,6 +513,7 @@ static void write_pack_file(void) idx_tmp_name = write_idx_file(NULL, written_list, nr_written, sha1); + snprintf(tmpname, sizeof(tmpname), "%s-%s.pack", base_name, sha1_to_hex(sha1)); if (adjust_perm(pack_tmp_name, mode)) @@ -517,6 +522,28 @@ static void write_pack_file(void) if (rename(pack_tmp_name, tmpname)) die("unable to rename temporary pack file: %s", strerror(errno)); + + /* + * Packs are runtime accessed in their mtime + * order since newer packs are more likely to contain + * younger objects. So if we are creating multiple + * packs then we should modify the mtime of later ones + * to preserve this property. + */ + if (stat(tmpname, &st) < 0) { + warning("failed to stat %s: %s", + tmpname, strerror(errno)); + } else if (!last_mtime) { + last_mtime = st.st_mtime; + } else { + struct utimbuf utb; + utb.actime = st.st_atime; + utb.modtime = --last_mtime; + if (utime(tmpname, &utb) < 0) + warning("failed utime() on %s: %s", + tmpname, strerror(errno)); + } + snprintf(tmpname, sizeof(tmpname), "%s-%s.idx", base_name, sha1_to_hex(sha1)); if (adjust_perm(idx_tmp_name, mode)) @@ -525,6 +552,7 @@ static void write_pack_file(void) if (rename(idx_tmp_name, tmpname)) die("unable to rename temporary index file: %s", strerror(errno)); + free(idx_tmp_name); free(pack_tmp_name); puts(sha1_to_hex(sha1)); @@ -1630,6 +1658,18 @@ static void ll_find_deltas(struct object_entry **list, unsigned list_size, #define ll_find_deltas(l, s, w, d, p) find_deltas(l, &s, w, d, p) #endif +static int add_ref_tag(const char *path, const unsigned char *sha1, int flag, void *cb_data) +{ + unsigned char peeled[20]; + + if (!prefixcmp(path, "refs/tags/") && /* is a tag? */ + !peel_ref(path, peeled) && /* peelable? */ + !is_null_sha1(peeled) && /* annotated tag? */ + locate_object_entry(peeled)) /* object packed? */ + add_object_entry(sha1, OBJ_TAG, NULL, 0); + return 0; +} + static void prepare_pack(int window, int depth) { struct object_entry **delta_list; @@ -2033,6 +2073,10 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix) keep_unreachable = 1; continue; } + if (!strcmp("--include-tag", arg)) { + include_tag = 1; + continue; + } if (!strcmp("--unpacked", arg) || !prefixcmp(arg, "--unpacked=") || !strcmp("--reflog", arg) || @@ -2109,6 +2153,8 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix) rp_av[rp_ac] = NULL; get_object_list(rp_ac, rp_av); } + if (include_tag && nr_result) + for_each_ref(add_ref_tag, NULL); stop_progress(&progress_state); if (non_empty && !nr_result) |