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-rw-r--r--fast-import.c44
1 files changed, 25 insertions, 19 deletions
diff --git a/fast-import.c b/fast-import.c
index 1b5092378..ece009662 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -947,9 +947,12 @@ static void unkeep_all_packs(void)
static void end_packfile(void)
{
- if (!pack_data)
+ static int running;
+
+ if (running || !pack_data)
return;
+ running = 1;
clear_delta_base_cache();
if (object_count) {
struct packed_git *new_p;
@@ -999,6 +1002,7 @@ static void end_packfile(void)
}
free(pack_data);
pack_data = NULL;
+ running = 0;
/* We can't carry a delta across packfiles. */
strbuf_release(&last_blob.data);
@@ -1058,7 +1062,6 @@ static int store_object(
} else
delta = NULL;
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
if (delta) {
s.next_in = delta;
@@ -1086,7 +1089,6 @@ static int store_object(
free(delta);
delta = NULL;
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
s.next_in = (void *)dat->buf;
s.avail_in = dat->len;
@@ -1186,7 +1188,6 @@ static void stream_blob(uintmax_t len, unsigned char *sha1out, uintmax_t mark)
crc32_begin(pack_file);
- memset(&s, 0, sizeof(s));
git_deflate_init(&s, pack_compression_level);
hdrlen = encode_in_pack_object_header(OBJ_BLOB, len, out_buf);
@@ -1716,7 +1717,7 @@ static int update_branch(struct branch *b)
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_update(transaction, b->name, b->sha1, old_sha1,
- 0, 1, msg, &err) ||
+ 0, msg, &err) ||
ref_transaction_commit(transaction, &err)) {
ref_transaction_free(transaction);
error("%s", err.buf);
@@ -1756,8 +1757,8 @@ static void dump_tags(void)
strbuf_reset(&ref_name);
strbuf_addf(&ref_name, "refs/tags/%s", t->name);
- if (ref_transaction_update(transaction, ref_name.buf, t->sha1,
- NULL, 0, 0, msg, &err)) {
+ if (ref_transaction_update(transaction, ref_name.buf,
+ t->sha1, NULL, 0, msg, &err)) {
failure |= error("%s", err.buf);
goto cleanup;
}
@@ -2587,14 +2588,12 @@ static int parse_from(struct branch *b)
{
const char *from;
struct branch *s;
+ unsigned char sha1[20];
if (!skip_prefix(command_buf.buf, "from ", &from))
return 0;
- if (b->branch_tree.tree) {
- release_tree_content_recursive(b->branch_tree.tree);
- b->branch_tree.tree = NULL;
- }
+ hashcpy(sha1, b->branch_tree.versions[1].sha1);
s = lookup_branch(from);
if (b == s)
@@ -2609,14 +2608,16 @@ static int parse_from(struct branch *b)
struct object_entry *oe = find_mark(idnum);
if (oe->type != OBJ_COMMIT)
die("Mark :%" PRIuMAX " not a commit", idnum);
- hashcpy(b->sha1, oe->idx.sha1);
- if (oe->pack_id != MAX_PACK_ID) {
- unsigned long size;
- char *buf = gfi_unpack_entry(oe, &size);
- parse_from_commit(b, buf, size);
- free(buf);
- } else
- parse_from_existing(b);
+ if (hashcmp(b->sha1, oe->idx.sha1)) {
+ hashcpy(b->sha1, oe->idx.sha1);
+ if (oe->pack_id != MAX_PACK_ID) {
+ unsigned long size;
+ char *buf = gfi_unpack_entry(oe, &size);
+ parse_from_commit(b, buf, size);
+ free(buf);
+ } else
+ parse_from_existing(b);
+ }
} else if (!get_sha1(from, b->sha1)) {
parse_from_existing(b);
if (is_null_sha1(b->sha1))
@@ -2625,6 +2626,11 @@ static int parse_from(struct branch *b)
else
die("Invalid ref name or SHA1 expression: %s", from);
+ if (b->branch_tree.tree && hashcmp(sha1, b->branch_tree.versions[1].sha1)) {
+ release_tree_content_recursive(b->branch_tree.tree);
+ b->branch_tree.tree = NULL;
+ }
+
read_next_command();
return 1;
}