Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
commit.h | 3 +++
fetch-pack.c | 53 +----------------------------------------------------
shallow.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 57 insertions(+), 52 deletions(-)
diff --git a/commit.h b/commit.h
index e0688c3..678fa20 100644
--- a/commit.h
+++ b/commit.h
@@ -188,6 +188,9 @@ extern struct commit_list *get_shallow_commits(struct
object_array *heads,
extern void check_shallow_file_for_update(void);
extern void set_alternate_shallow_file(const char *path);
extern void advertise_shallow_grafts(int);
+extern int write_shallow_commits(struct strbuf *out, int use_pack_protocol);
+extern void setup_alternate_shallow(struct lock_file *shallow_lock,
+ const char **alternate_shallow_file);
int is_descendant_of(struct commit *, struct commit_list *);
int in_merge_bases(struct commit *, struct commit *);
diff --git a/fetch-pack.c b/fetch-pack.c
index abe5ffb..dc71a2b 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -185,36 +185,6 @@ static void consume_shallow_list(struct fetch_pack_args
*args, int fd)
}
}
-struct write_shallow_data {
- struct strbuf *out;
- int use_pack_protocol;
- int count;
-};
-
-static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
-{
- struct write_shallow_data *data = cb_data;
- const char *hex = sha1_to_hex(graft->sha1);
- data->count++;
- if (data->use_pack_protocol)
- packet_buf_write(data->out, "shallow %s", hex);
- else {
- strbuf_addstr(data->out, hex);
- strbuf_addch(data->out, '\n');
- }
- return 0;
-}
-
-static int write_shallow_commits(struct strbuf *out, int use_pack_protocol)
-{
- struct write_shallow_data data;
- data.out = out;
- data.use_pack_protocol = use_pack_protocol;
- data.count = 0;
- for_each_commit_graft(write_one_shallow, &data);
- return data.count;
-}
-
static enum ack_type get_ack(int fd, unsigned char *result_sha1)
{
int len;
@@ -795,27 +765,6 @@ static int cmp_ref_by_name(const void *a_, const void *b_)
return strcmp(a->name, b->name);
}
-static void setup_alternate_shallow(void)
-{
- struct strbuf sb = STRBUF_INIT;
- int fd;
-
- check_shallow_file_for_update();
- fd = hold_lock_file_for_update(&shallow_lock, git_path("shallow"),
- LOCK_DIE_ON_ERROR);
- if (write_shallow_commits(&sb, 0)) {
- if (write_in_full(fd, sb.buf, sb.len) != sb.len)
- die_errno("failed to write to %s",
shallow_lock.filename);
- alternate_shallow_file = shallow_lock.filename;
- } else
- /*
- * is_repository_shallow() sees empty string as "no
- * shallow file".
- */
- alternate_shallow_file = "";
- strbuf_release(&sb);
-}
-
static struct ref *do_fetch_pack(struct fetch_pack_args *args,
int fd[2],
const struct ref *orig_ref,
@@ -896,7 +845,7 @@ static struct ref *do_fetch_pack(struct fetch_pack_args
*args,
if (args->stateless_rpc)
packet_flush(fd[1]);
if (args->depth > 0)
- setup_alternate_shallow();
+ setup_alternate_shallow(&shallow_lock, &alternate_shallow_file);
if (get_pack(args, fd, pack_lockfile))
die("git fetch-pack: fetch failed.");
diff --git a/shallow.c b/shallow.c
index ccdfefc..ee9edd4 100644
--- a/shallow.c
+++ b/shallow.c
@@ -162,3 +162,56 @@ void advertise_shallow_grafts(int fd)
return;
for_each_commit_graft(advertise_shallow_grafts_cb, &fd);
}
+
+struct write_shallow_data {
+ struct strbuf *out;
+ int use_pack_protocol;
+ int count;
+};
+
+static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
+{
+ struct write_shallow_data *data = cb_data;
+ const char *hex = sha1_to_hex(graft->sha1);
+ data->count++;
+ if (data->use_pack_protocol)
+ packet_buf_write(data->out, "shallow %s", hex);
+ else {
+ strbuf_addstr(data->out, hex);
+ strbuf_addch(data->out, '\n');
+ }
+ return 0;
+}
+
+int write_shallow_commits(struct strbuf *out, int use_pack_protocol)
+{
+ struct write_shallow_data data;
+ data.out = out;
+ data.use_pack_protocol = use_pack_protocol;
+ data.count = 0;
+ for_each_commit_graft(write_one_shallow, &data);
+ return data.count;
+}
+
+void setup_alternate_shallow(struct lock_file *shallow_lock,
+ const char **alternate_shallow_file)
+{
+ struct strbuf sb = STRBUF_INIT;
+ int fd;
+
+ check_shallow_file_for_update();
+ fd = hold_lock_file_for_update(shallow_lock, git_path("shallow"),
+ LOCK_DIE_ON_ERROR);
+ if (write_shallow_commits(&sb, 0)) {
+ if (write_in_full(fd, sb.buf, sb.len) != sb.len)
+ die_errno("failed to write to %s",
+ shallow_lock->filename);
+ *alternate_shallow_file = shallow_lock->filename;
+ } else
+ /*
+ * is_repository_shallow() sees empty string as "no
+ * shallow file".
+ */
+ *alternate_shallow_file = "";
+ strbuf_release(&sb);
+}
--
1.8.2.83.gc99314b
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