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-rw-r--r--builtin/pack-objects.c98
1 files changed, 84 insertions, 14 deletions
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index b6664ce4d8..4a63398960 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -44,7 +44,9 @@ static int non_empty;
static int reuse_delta = 1, reuse_object = 1;
static int keep_unreachable, unpack_unreachable, include_tag;
static unsigned long unpack_unreachable_expiration;
+static int pack_loose_unreachable;
static int local;
+static int have_non_local_packs;
static int incremental;
static int ignore_packed_keep;
static int allow_ofs_delta;
@@ -341,15 +343,15 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
}
/* Return 0 if we will bust the pack-size limit */
-static unsigned long write_reuse_object(struct sha1file *f, struct object_entry *entry,
- unsigned long limit, int usable_delta)
+static off_t write_reuse_object(struct sha1file *f, struct object_entry *entry,
+ unsigned long limit, int usable_delta)
{
struct packed_git *p = entry->in_pack;
struct pack_window *w_curs = NULL;
struct revindex_entry *revidx;
off_t offset;
enum object_type type = entry->type;
- unsigned long datalen;
+ off_t datalen;
unsigned char header[10], dheader[10];
unsigned hdrlen;
@@ -415,11 +417,12 @@ static unsigned long write_reuse_object(struct sha1file *f, struct object_entry
}
/* Return 0 if we will bust the pack-size limit */
-static unsigned long write_object(struct sha1file *f,
- struct object_entry *entry,
- off_t write_offset)
+static off_t write_object(struct sha1file *f,
+ struct object_entry *entry,
+ off_t write_offset)
{
- unsigned long limit, len;
+ unsigned long limit;
+ off_t len;
int usable_delta, to_reuse;
if (!pack_to_stdout)
@@ -491,7 +494,7 @@ static enum write_one_status write_one(struct sha1file *f,
struct object_entry *e,
off_t *offset)
{
- unsigned long size;
+ off_t size;
int recursing;
/*
@@ -835,8 +838,7 @@ static void write_pack_file(void)
* to preserve this property.
*/
if (stat(pack_tmp_name, &st) < 0) {
- warning("failed to stat %s: %s",
- pack_tmp_name, strerror(errno));
+ warning_errno("failed to stat %s", pack_tmp_name);
} else if (!last_mtime) {
last_mtime = st.st_mtime;
} else {
@@ -844,8 +846,7 @@ static void write_pack_file(void)
utb.actime = st.st_atime;
utb.modtime = --last_mtime;
if (utime(pack_tmp_name, &utb) < 0)
- warning("failed utime() on %s: %s",
- pack_tmp_name, strerror(errno));
+ warning_errno("failed utime() on %s", pack_tmp_name);
}
strbuf_addf(&tmpname, "%s-", base_name);
@@ -978,6 +979,23 @@ static int want_object_in_pack(const unsigned char *sha1,
return 1;
if (incremental)
return 0;
+
+ /*
+ * When asked to do --local (do not include an
+ * object that appears in a pack we borrow
+ * from elsewhere) or --honor-pack-keep (do not
+ * include an object that appears in a pack marked
+ * with .keep), we need to make sure no copy of this
+ * object come from in _any_ pack that causes us to
+ * omit it, and need to complete this loop. When
+ * neither option is in effect, we know the object
+ * we just found is going to be packed, so break
+ * out of the loop to return 1 now.
+ */
+ if (!ignore_packed_keep &&
+ (!local || !have_non_local_packs))
+ break;
+
if (local && !p->pack_local)
return 0;
if (ignore_packed_keep && p->pack_local && p->pack_keep)
@@ -1193,7 +1211,7 @@ static void add_pbase_object(struct tree_desc *tree,
if (cmp < 0)
return;
if (name[cmplen] != '/') {
- add_object_entry(entry.sha1,
+ add_object_entry(entry.oid->hash,
object_type(entry.mode),
fullname, 1);
return;
@@ -1204,7 +1222,7 @@ static void add_pbase_object(struct tree_desc *tree,
const char *down = name+cmplen+1;
int downlen = name_cmp_len(down);
- tree = pbase_tree_get(entry.sha1);
+ tree = pbase_tree_get(entry.oid->hash);
if (!tree)
return;
init_tree_desc(&sub, tree->tree_data, tree->tree_size);
@@ -2380,6 +2398,32 @@ static void add_objects_in_unpacked_packs(struct rev_info *revs)
free(in_pack.array);
}
+static int add_loose_object(const unsigned char *sha1, const char *path,
+ void *data)
+{
+ enum object_type type = sha1_object_info(sha1, NULL);
+
+ if (type < 0) {
+ warning("loose object at %s could not be examined", path);
+ return 0;
+ }
+
+ add_object_entry(sha1, type, "", 0);
+ return 0;
+}
+
+/*
+ * We actually don't even have to worry about reachability here.
+ * add_object_entry will weed out duplicates, so we just add every
+ * loose object we find.
+ */
+static void add_unreachable_loose_objects(void)
+{
+ for_each_loose_file_in_objdir(get_object_directory(),
+ add_loose_object,
+ NULL, NULL, NULL);
+}
+
static int has_sha1_pack_kept_or_nonlocal(const unsigned char *sha1)
{
static struct packed_git *last_found = (void *)1;
@@ -2549,6 +2593,8 @@ static void get_object_list(int ac, const char **av)
if (keep_unreachable)
add_objects_in_unpacked_packs(&revs);
+ if (pack_loose_unreachable)
+ add_unreachable_loose_objects();
if (unpack_unreachable)
loosen_unused_packed_objects(&revs);
@@ -2649,6 +2695,8 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
N_("include tag objects that refer to objects to be packed")),
OPT_BOOL(0, "keep-unreachable", &keep_unreachable,
N_("keep unreachable objects")),
+ OPT_BOOL(0, "pack-loose-unreachable", &pack_loose_unreachable,
+ N_("pack loose unreachable objects")),
{ OPTION_CALLBACK, 0, "unpack-unreachable", NULL, N_("time"),
N_("unpack unreachable objects newer than <time>"),
PARSE_OPT_OPTARG, option_parse_unpack_unreachable },
@@ -2754,6 +2802,28 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
progress = 2;
prepare_packed_git();
+ if (ignore_packed_keep) {
+ struct packed_git *p;
+ for (p = packed_git; p; p = p->next)
+ if (p->pack_local && p->pack_keep)
+ break;
+ if (!p) /* no keep-able packs found */
+ ignore_packed_keep = 0;
+ }
+ if (local) {
+ /*
+ * unlike ignore_packed_keep above, we do not want to
+ * unset "local" based on looking at packs, as it
+ * also covers non-local objects
+ */
+ struct packed_git *p;
+ for (p = packed_git; p; p = p->next) {
+ if (!p->pack_local) {
+ have_non_local_packs = 1;
+ break;
+ }
+ }
+ }
if (progress)
progress_state = start_progress(_("Counting objects"), 0);