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-rw-r--r--shallow.c77
1 files changed, 39 insertions, 38 deletions
diff --git a/shallow.c b/shallow.c
index 4d0b005d39..25b6db989b 100644
--- a/shallow.c
+++ b/shallow.c
@@ -260,7 +260,7 @@ static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
}
static int write_shallow_commits_1(struct strbuf *out, int use_pack_protocol,
- const struct sha1_array *extra,
+ const struct oid_array *extra,
unsigned flags)
{
struct write_shallow_data data;
@@ -273,7 +273,7 @@ static int write_shallow_commits_1(struct strbuf *out, int use_pack_protocol,
if (!extra)
return data.count;
for (i = 0; i < extra->nr; i++) {
- strbuf_addstr(out, sha1_to_hex(extra->sha1[i]));
+ strbuf_addstr(out, oid_to_hex(extra->oid + i));
strbuf_addch(out, '\n');
data.count++;
}
@@ -281,14 +281,14 @@ static int write_shallow_commits_1(struct strbuf *out, int use_pack_protocol,
}
int write_shallow_commits(struct strbuf *out, int use_pack_protocol,
- const struct sha1_array *extra)
+ const struct oid_array *extra)
{
return write_shallow_commits_1(out, use_pack_protocol, extra, 0);
}
static struct tempfile temporary_shallow;
-const char *setup_temporary_shallow(const struct sha1_array *extra)
+const char *setup_temporary_shallow(const struct oid_array *extra)
{
struct strbuf sb = STRBUF_INIT;
int fd;
@@ -312,7 +312,7 @@ const char *setup_temporary_shallow(const struct sha1_array *extra)
void setup_alternate_shallow(struct lock_file *shallow_lock,
const char **alternate_shallow_file,
- const struct sha1_array *extra)
+ const struct oid_array *extra)
{
struct strbuf sb = STRBUF_INIT;
int fd;
@@ -385,7 +385,7 @@ struct trace_key trace_shallow = TRACE_KEY_INIT(SHALLOW);
* Step 1, split sender shallow commits into "ours" and "theirs"
* Step 2, clean "ours" based on .git/shallow
*/
-void prepare_shallow_info(struct shallow_info *info, struct sha1_array *sa)
+void prepare_shallow_info(struct shallow_info *info, struct oid_array *sa)
{
int i;
trace_printf_key(&trace_shallow, "shallow: prepare_shallow_info\n");
@@ -396,9 +396,9 @@ void prepare_shallow_info(struct shallow_info *info, struct sha1_array *sa)
ALLOC_ARRAY(info->ours, sa->nr);
ALLOC_ARRAY(info->theirs, sa->nr);
for (i = 0; i < sa->nr; i++) {
- if (has_sha1_file(sa->sha1[i])) {
+ if (has_object_file(sa->oid + i)) {
struct commit_graft *graft;
- graft = lookup_commit_graft(sa->sha1[i]);
+ graft = lookup_commit_graft(sa->oid[i].hash);
if (graft && graft->nr_parent < 0)
continue;
info->ours[info->nr_ours++] = i;
@@ -417,13 +417,13 @@ void clear_shallow_info(struct shallow_info *info)
void remove_nonexistent_theirs_shallow(struct shallow_info *info)
{
- unsigned char (*sha1)[20] = info->shallow->sha1;
+ struct object_id *oid = info->shallow->oid;
int i, dst;
trace_printf_key(&trace_shallow, "shallow: remove_nonexistent_theirs_shallow\n");
for (i = dst = 0; i < info->nr_theirs; i++) {
if (i != dst)
info->theirs[dst] = info->theirs[i];
- if (has_sha1_file(sha1[info->theirs[i]]))
+ if (has_object_file(oid + info->theirs[i]))
dst++;
}
info->nr_theirs = dst;
@@ -431,12 +431,14 @@ void remove_nonexistent_theirs_shallow(struct shallow_info *info)
define_commit_slab(ref_bitmap, uint32_t *);
+#define POOL_SIZE (512 * 1024)
+
struct paint_info {
struct ref_bitmap ref_bitmap;
unsigned nr_bits;
- char **slab;
+ char **pools;
char *free, *end;
- unsigned slab_count;
+ unsigned pool_count;
};
static uint32_t *paint_alloc(struct paint_info *info)
@@ -444,12 +446,15 @@ static uint32_t *paint_alloc(struct paint_info *info)
unsigned nr = (info->nr_bits + 31) / 32;
unsigned size = nr * sizeof(uint32_t);
void *p;
- if (!info->slab_count || info->free + size > info->end) {
- info->slab_count++;
- REALLOC_ARRAY(info->slab, info->slab_count);
- info->free = xmalloc(COMMIT_SLAB_SIZE);
- info->slab[info->slab_count - 1] = info->free;
- info->end = info->free + COMMIT_SLAB_SIZE;
+ if (!info->pool_count || size > info->end - info->free) {
+ if (size > POOL_SIZE)
+ die("BUG: pool size too small for %d in paint_alloc()",
+ size);
+ info->pool_count++;
+ REALLOC_ARRAY(info->pools, info->pool_count);
+ info->free = xmalloc(POOL_SIZE);
+ info->pools[info->pool_count - 1] = info->free;
+ info->end = info->free + POOL_SIZE;
}
p = info->free;
info->free += size;
@@ -462,7 +467,7 @@ static uint32_t *paint_alloc(struct paint_info *info)
* all walked commits.
*/
static void paint_down(struct paint_info *info, const unsigned char *sha1,
- int id)
+ unsigned int id)
{
unsigned int i, nr;
struct commit_list *head = NULL;
@@ -474,7 +479,7 @@ static void paint_down(struct paint_info *info, const unsigned char *sha1,
if (!c)
return;
memset(bitmap, 0, bitmap_size);
- bitmap[id / 32] |= (1 << (id % 32));
+ bitmap[id / 32] |= (1U << (id % 32));
commit_list_insert(c, &head);
while (head) {
struct commit_list *p;
@@ -507,12 +512,8 @@ static void paint_down(struct paint_info *info, const unsigned char *sha1,
oid_to_hex(&c->object.oid));
for (p = c->parents; p; p = p->next) {
- uint32_t **p_refs = ref_bitmap_at(&info->ref_bitmap,
- p->item);
if (p->item->object.flags & SEEN)
continue;
- if (*p_refs == NULL || *p_refs == *refs)
- *p_refs = *refs;
commit_list_insert(p->item, &head);
}
}
@@ -558,8 +559,8 @@ static void post_assign_shallow(struct shallow_info *info,
void assign_shallow_commits_to_refs(struct shallow_info *info,
uint32_t **used, int *ref_status)
{
- unsigned char (*sha1)[20] = info->shallow->sha1;
- struct sha1_array *ref = info->ref;
+ struct object_id *oid = info->shallow->oid;
+ struct oid_array *ref = info->ref;
unsigned int i, nr;
int *shallow, nr_shallow = 0;
struct paint_info pi;
@@ -598,18 +599,18 @@ void assign_shallow_commits_to_refs(struct shallow_info *info,
/* Mark potential bottoms so we won't go out of bound */
for (i = 0; i < nr_shallow; i++) {
- struct commit *c = lookup_commit(sha1[shallow[i]]);
+ struct commit *c = lookup_commit(oid[shallow[i]].hash);
c->object.flags |= BOTTOM;
}
for (i = 0; i < ref->nr; i++)
- paint_down(&pi, ref->sha1[i], i);
+ paint_down(&pi, ref->oid[i].hash, i);
if (used) {
int bitmap_size = ((pi.nr_bits + 31) / 32) * sizeof(uint32_t);
memset(used, 0, sizeof(*used) * info->shallow->nr);
for (i = 0; i < nr_shallow; i++) {
- const struct commit *c = lookup_commit(sha1[shallow[i]]);
+ const struct commit *c = lookup_commit(oid[shallow[i]].hash);
uint32_t **map = ref_bitmap_at(&pi.ref_bitmap, c);
if (*map)
used[shallow[i]] = xmemdupz(*map, bitmap_size);
@@ -624,9 +625,9 @@ void assign_shallow_commits_to_refs(struct shallow_info *info,
post_assign_shallow(info, &pi.ref_bitmap, ref_status);
clear_ref_bitmap(&pi.ref_bitmap);
- for (i = 0; i < pi.slab_count; i++)
- free(pi.slab[i]);
- free(pi.slab);
+ for (i = 0; i < pi.pool_count; i++)
+ free(pi.pools[i]);
+ free(pi.pools);
free(shallow);
}
@@ -648,11 +649,11 @@ static int add_ref(const char *refname, const struct object_id *oid,
static void update_refstatus(int *ref_status, int nr, uint32_t *bitmap)
{
- int i;
+ unsigned int i;
if (!ref_status)
return;
for (i = 0; i < nr; i++)
- if (bitmap[i / 32] & (1 << (i % 32)))
+ if (bitmap[i / 32] & (1U << (i % 32)))
ref_status[i]++;
}
@@ -663,7 +664,7 @@ static void post_assign_shallow(struct shallow_info *info,
struct ref_bitmap *ref_bitmap,
int *ref_status)
{
- unsigned char (*sha1)[20] = info->shallow->sha1;
+ struct object_id *oid = info->shallow->oid;
struct commit *c;
uint32_t **bitmap;
int dst, i, j;
@@ -678,7 +679,7 @@ static void post_assign_shallow(struct shallow_info *info,
for (i = dst = 0; i < info->nr_theirs; i++) {
if (i != dst)
info->theirs[dst] = info->theirs[i];
- c = lookup_commit(sha1[info->theirs[i]]);
+ c = lookup_commit(oid[info->theirs[i]].hash);
bitmap = ref_bitmap_at(ref_bitmap, c);
if (!*bitmap)
continue;
@@ -699,7 +700,7 @@ static void post_assign_shallow(struct shallow_info *info,
for (i = dst = 0; i < info->nr_ours; i++) {
if (i != dst)
info->ours[dst] = info->ours[i];
- c = lookup_commit(sha1[info->ours[i]]);
+ c = lookup_commit(oid[info->ours[i]].hash);
bitmap = ref_bitmap_at(ref_bitmap, c);
if (!*bitmap)
continue;
@@ -721,7 +722,7 @@ static void post_assign_shallow(struct shallow_info *info,
int delayed_reachability_test(struct shallow_info *si, int c)
{
if (si->need_reachability_test[c]) {
- struct commit *commit = lookup_commit(si->shallow->sha1[c]);
+ struct commit *commit = lookup_commit(si->shallow->oid[c].hash);
if (!si->commits) {
struct commit_array ca;
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-05 19:51:16 +0000