builtin-fetch: add --prune option

Teach fetch to cull stale remote tracking branches after fetching via --prune.

Signed-off-by: Jay Soffian <jaysoffian@gmail.com>
Signed-off-by: Björn Gustavsson <bgustavsson@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jay Soffian 2009-11-10 09:15:47 +01:00 коммит произвёл Junio C Hamano
Родитель 3cf6134ad0
Коммит f360d844de
2 изменённых файлов: 34 добавлений и 2 удалений

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@ -28,6 +28,10 @@ ifndef::git-pull[]
--multiple::
Allow several <repository> and <group> arguments to be
specified. No <refspec>s may be specified.
--prune::
After fetching, remove any remote tracking branches which
no longer exist on the remote.
endif::git-pull[]
ifdef::git-pull[]

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@ -26,7 +26,7 @@ enum {
TAGS_SET = 2
};
static int all, append, force, keep, multiple, update_head_ok, verbosity;
static int all, append, force, keep, multiple, prune, update_head_ok, verbosity;
static int tags = TAGS_DEFAULT;
static const char *depth;
static const char *upload_pack;
@ -49,6 +49,8 @@ static struct option builtin_fetch_options[] = {
"fetch all tags and associated objects", TAGS_SET),
OPT_SET_INT('n', NULL, &tags,
"do not fetch all tags (--no-tags)", TAGS_UNSET),
OPT_BOOLEAN('p', "prune", &prune,
"prune tracking branches no longer on remote"),
OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
"allow updating of HEAD ref"),
@ -492,6 +494,28 @@ static int fetch_refs(struct transport *transport, struct ref *ref_map)
return ret;
}
static int prune_refs(struct transport *transport, struct ref *ref_map)
{
int result = 0;
struct ref *ref, *stale_refs = get_stale_heads(transport->remote, ref_map);
const char *dangling_msg = dry_run
? " (%s will become dangling)\n"
: " (%s has become dangling)\n";
for (ref = stale_refs; ref; ref = ref->next) {
if (!dry_run)
result |= delete_ref(ref->name, NULL, 0);
if (verbosity >= 0) {
fprintf(stderr, " x %-*s %-*s -> %s\n",
SUMMARY_WIDTH, "[deleted]",
REFCOL_WIDTH, "(none)", prettify_refname(ref->name));
warn_dangling_symref(stderr, dangling_msg, ref->name);
}
}
free_refs(stale_refs);
return result;
}
static int add_existing(const char *refname, const unsigned char *sha1,
int flag, void *cbdata)
{
@ -616,6 +640,8 @@ static int do_fetch(struct transport *transport,
free_refs(ref_map);
return 1;
}
if (prune)
prune_refs(transport, ref_map);
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
@ -699,9 +725,11 @@ static int add_remote_or_group(const char *name, struct string_list *list)
static int fetch_multiple(struct string_list *list)
{
int i, result = 0;
const char *argv[] = { "fetch", NULL, NULL, NULL, NULL };
const char *argv[] = { "fetch", NULL, NULL, NULL, NULL, NULL };
int argc = 1;
if (prune)
argv[argc++] = "--prune";
if (verbosity >= 2)
argv[argc++] = "-v";
if (verbosity >= 1)