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Diffstat (limited to 'builtin/fetch.c')
-rw-r--r--builtin/fetch.c124
1 files changed, 89 insertions, 35 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c
index 4b5a89839b..d784b2e694 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -32,7 +32,7 @@ enum {
static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity;
static int progress = -1, recurse_submodules = RECURSE_SUBMODULES_DEFAULT;
-static int tags = TAGS_DEFAULT;
+static int tags = TAGS_DEFAULT, unshallow;
static const char *depth;
static const char *upload_pack;
static struct strbuf default_rla = STRBUF_INIT;
@@ -82,6 +82,9 @@ static struct option builtin_fetch_options[] = {
OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
OPT_STRING(0, "depth", &depth, N_("depth"),
N_("deepen history of shallow clone")),
+ { OPTION_SET_INT, 0, "unshallow", &unshallow, NULL,
+ N_("convert to a complete repository"),
+ PARSE_OPT_NONEG | PARSE_OPT_NOARG, NULL, 1 },
{ OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, N_("dir"),
N_("prepend this to submodule path output"), PARSE_OPT_HIDDEN },
{ OPTION_STRING, 0, "recurse-submodules-default",
@@ -116,7 +119,7 @@ static void add_merge_config(struct ref **head,
for (rm = *head; rm; rm = rm->next) {
if (branch_merge_matches(branch, i, rm->name)) {
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
break;
}
}
@@ -137,7 +140,7 @@ static void add_merge_config(struct ref **head,
refspec.src = branch->merge[i]->src;
get_fetch_map(remote_refs, &refspec, tail, 1);
for (rm = *old_tail; rm; rm = rm->next)
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
}
}
@@ -157,6 +160,8 @@ static struct ref *get_ref_map(struct transport *transport,
const struct ref *remote_refs = transport_get_remote_refs(transport);
if (ref_count || tags == TAGS_SET) {
+ struct ref **old_tail;
+
for (i = 0; i < ref_count; i++) {
get_fetch_map(remote_refs, &refs[i], &tail, 0);
if (refs[i].dst && refs[i].dst[0])
@@ -164,9 +169,23 @@ static struct ref *get_ref_map(struct transport *transport,
}
/* Merge everything on the command line, but not --tags */
for (rm = ref_map; rm; rm = rm->next)
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
if (tags == TAGS_SET)
get_fetch_map(remote_refs, tag_refspec, &tail, 0);
+
+ /*
+ * For any refs that we happen to be fetching via command-line
+ * arguments, take the opportunity to update their configured
+ * counterparts. However, we do not want to mention these
+ * entries in FETCH_HEAD at all, as they would simply be
+ * duplicates of existing entries.
+ */
+ old_tail = tail;
+ for (i = 0; i < transport->remote->fetch_refspec_nr; i++)
+ get_fetch_map(ref_map, &transport->remote->fetch[i],
+ &tail, 1);
+ for (rm = *old_tail; rm; rm = rm->next)
+ rm->fetch_head_status = FETCH_HEAD_IGNORE;
} else {
/* Use the defaults */
struct remote *remote = transport->remote;
@@ -183,7 +202,7 @@ static struct ref *get_ref_map(struct transport *transport,
*autotags = 1;
if (!i && !has_merge && ref_map &&
!remote->fetch[0].pattern)
- ref_map->merge = 1;
+ ref_map->fetch_head_status = FETCH_HEAD_MERGE;
}
/*
* if the remote we're fetching from is the same
@@ -199,7 +218,7 @@ static struct ref *get_ref_map(struct transport *transport,
ref_map = get_remote_ref(remote_refs, "HEAD");
if (!ref_map)
die(_("Couldn't find remote ref HEAD"));
- ref_map->merge = 1;
+ ref_map->fetch_head_status = FETCH_HEAD_MERGE;
tail = &ref_map->next;
}
}
@@ -386,7 +405,7 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
const char *what, *kind;
struct ref *rm;
char *url, *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD");
- int want_merge;
+ int want_status;
fp = fopen(filename, "a");
if (!fp)
@@ -404,19 +423,22 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
}
/*
- * The first pass writes objects to be merged and then the
- * second pass writes the rest, in order to allow using
- * FETCH_HEAD as a refname to refer to the ref to be merged.
+ * We do a pass for each fetch_head_status type in their enum order, so
+ * merged entries are written before not-for-merge. That lets readers
+ * use FETCH_HEAD as a refname to refer to the ref to be merged.
*/
- for (want_merge = 1; 0 <= want_merge; want_merge--) {
+ for (want_status = FETCH_HEAD_MERGE;
+ want_status <= FETCH_HEAD_IGNORE;
+ want_status++) {
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
+ const char *merge_status_marker = "";
commit = lookup_commit_reference_gently(rm->old_sha1, 1);
if (!commit)
- rm->merge = 0;
+ rm->fetch_head_status = FETCH_HEAD_NOT_FOR_MERGE;
- if (rm->merge != want_merge)
+ if (rm->fetch_head_status != want_status)
continue;
if (rm->peer_ref) {
@@ -462,16 +484,26 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
strbuf_addf(&note, "%s ", kind);
strbuf_addf(&note, "'%s' of ", what);
}
- fprintf(fp, "%s\t%s\t%s",
- sha1_to_hex(rm->old_sha1),
- rm->merge ? "" : "not-for-merge",
- note.buf);
- for (i = 0; i < url_len; ++i)
- if ('\n' == url[i])
- fputs("\\n", fp);
- else
- fputc(url[i], fp);
- fputc('\n', fp);
+ switch (rm->fetch_head_status) {
+ case FETCH_HEAD_NOT_FOR_MERGE:
+ merge_status_marker = "not-for-merge";
+ /* fall-through */
+ case FETCH_HEAD_MERGE:
+ fprintf(fp, "%s\t%s\t%s",
+ sha1_to_hex(rm->old_sha1),
+ merge_status_marker,
+ note.buf);
+ for (i = 0; i < url_len; ++i)
+ if ('\n' == url[i])
+ fputs("\\n", fp);
+ else
+ fputc(url[i], fp);
+ fputc('\n', fp);
+ break;
+ default:
+ /* do not write anything to FETCH_HEAD */
+ break;
+ }
strbuf_reset(&note);
if (ref) {
@@ -568,7 +600,8 @@ static int add_existing(const char *refname, const unsigned char *sha1,
{
struct string_list *list = (struct string_list *)cbdata;
struct string_list_item *item = string_list_insert(list, refname);
- item->util = (void *)sha1;
+ item->util = xmalloc(20);
+ hashcpy(item->util, sha1);
return 0;
}
@@ -587,7 +620,7 @@ static void find_non_local_tags(struct transport *transport,
struct ref **head,
struct ref ***tail)
{
- struct string_list existing_refs = STRING_LIST_INIT_NODUP;
+ struct string_list existing_refs = STRING_LIST_INIT_DUP;
struct string_list remote_refs = STRING_LIST_INIT_NODUP;
const struct ref *ref;
struct string_list_item *item = NULL;
@@ -633,7 +666,7 @@ static void find_non_local_tags(struct transport *transport,
item = string_list_insert(&remote_refs, ref->name);
item->util = (void *)ref->old_sha1;
}
- string_list_clear(&existing_refs, 0);
+ string_list_clear(&existing_refs, 1);
/*
* We may have a final lightweight tag that needs to be
@@ -690,11 +723,11 @@ static int truncate_fetch_head(void)
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
- struct string_list existing_refs = STRING_LIST_INIT_NODUP;
- struct string_list_item *peer_item = NULL;
+ struct string_list existing_refs = STRING_LIST_INIT_DUP;
struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
+ int retcode = 0;
for_each_ref(add_existing, &existing_refs);
@@ -710,9 +743,9 @@ static int do_fetch(struct transport *transport,
/* if not appending, truncate FETCH_HEAD */
if (!append && !dry_run) {
- int errcode = truncate_fetch_head();
- if (errcode)
- return errcode;
+ retcode = truncate_fetch_head();
+ if (retcode)
+ goto cleanup;
}
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
@@ -721,8 +754,9 @@ static int do_fetch(struct transport *transport,
for (rm = ref_map; rm; rm = rm->next) {
if (rm->peer_ref) {
- peer_item = string_list_lookup(&existing_refs,
- rm->peer_ref->name);
+ struct string_list_item *peer_item =
+ string_list_lookup(&existing_refs,
+ rm->peer_ref->name);
if (peer_item)
hashcpy(rm->peer_ref->old_sha1,
peer_item->util);
@@ -733,7 +767,8 @@ static int do_fetch(struct transport *transport,
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
if (fetch_refs(transport, ref_map)) {
free_refs(ref_map);
- return 1;
+ retcode = 1;
+ goto cleanup;
}
if (prune) {
/* If --tags was specified, pretend the user gave us the canonical tags refspec */
@@ -776,7 +811,9 @@ static int do_fetch(struct transport *transport,
free_refs(ref_map);
}
- return 0;
+ cleanup:
+ string_list_clear(&existing_refs, 1);
+ return retcode;
}
static void set_option(const char *name, const char *value)
@@ -959,6 +996,9 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
struct string_list list = STRING_LIST_INIT_NODUP;
struct remote *remote;
int result = 0;
+ static const char *argv_gc_auto[] = {
+ "gc", "--auto", NULL,
+ };
packet_trace_identity("fetch");
@@ -970,6 +1010,18 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix,
builtin_fetch_options, builtin_fetch_usage, 0);
+ if (unshallow) {
+ if (depth)
+ die(_("--depth and --unshallow cannot be used together"));
+ else if (!is_repository_shallow())
+ die(_("--unshallow on a complete repository does not make sense"));
+ else {
+ static char inf_depth[12];
+ sprintf(inf_depth, "%d", INFINITE_DEPTH);
+ depth = inf_depth;
+ }
+ }
+
if (recurse_submodules != RECURSE_SUBMODULES_OFF) {
if (recurse_submodules_default) {
int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default);
@@ -1026,5 +1078,7 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
list.strdup_strings = 1;
string_list_clear(&list, 0);
+ run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
+
return result;
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-23 09:28:56 +0000