remote: convert fetch refspecs to struct refspec

Convert the set of fetch refspecs stored in 'struct remote' to use
'struct refspec'.

Signed-off-by: Brandon Williams <bmwill@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 12 insertions, 26 deletions

diff --git a/remote.c b/remote.c
index 1b7258f77e..26842ce37f 100644
--- a/remote.c
+++ b/remote.c
@@ -77,23 +77,9 @@ static const char *alias_url(const char *url, struct rewrites *r)
 	return xstrfmt("%s%s", r->rewrite[longest_i]->base, url + longest->len);
 }
 
-static void add_fetch_refspec(struct remote *remote, const char *ref)
-{
-	ALLOC_GROW(remote->fetch_refspec,
-		   remote->fetch_refspec_nr + 1,
-		   remote->fetch_refspec_alloc);
-	remote->fetch_refspec[remote->fetch_refspec_nr++] = ref;
-}
-
 void add_prune_tags_to_fetch_refspec(struct remote *remote)
 {
-	int nr = remote->fetch_refspec_nr;
-	int bufsize = nr  + 1;
-	int size = sizeof(struct refspec_item);
-
-	remote->fetch = xrealloc(remote->fetch, size  * bufsize);
-	memcpy(&remote->fetch[nr], tag_refspec, size);
-	add_fetch_refspec(remote, xstrdup(TAG_REFSPEC));
+	refspec_append(&remote->fetch, TAG_REFSPEC);
 }
 
 static void add_url(struct remote *remote, const char *url)
@@ -169,6 +155,7 @@ static struct remote *make_remote(const char *name, int len)
 	ret->prune_tags = -1;  /* unspecified */
 	ret->name = xstrndup(name, len);
 	refspec_init(&ret->push, REFSPEC_PUSH);
+	refspec_init(&ret->fetch, REFSPEC_FETCH);
 
 	ALLOC_GROW(remotes, remotes_nr + 1, remotes_alloc);
 	remotes[remotes_nr++] = ret;
@@ -271,7 +258,7 @@ static void read_remotes_file(struct remote *remote)
 		else if (skip_prefix(buf.buf, "Push:", &v))
 			refspec_append(&remote->push, skip_spaces(v));
 		else if (skip_prefix(buf.buf, "Pull:", &v))
-			add_fetch_refspec(remote, xstrdup(skip_spaces(v)));
+			refspec_append(&remote->fetch, skip_spaces(v));
 	}
 	strbuf_release(&buf);
 	fclose(f);
@@ -310,13 +297,15 @@ static void read_branches_file(struct remote *remote)
 		frag = "master";
 
 	add_url_alias(remote, strbuf_detach(&buf, NULL));
-	add_fetch_refspec(remote, xstrfmt("refs/heads/%s:refs/heads/%s",
-					  frag, remote->name));
+	strbuf_addf(&buf, "refs/heads/%s:refs/heads/%s",
+		    frag, remote->name);
+	refspec_append(&remote->fetch, buf.buf);
 
 	/*
 	 * Cogito compatible push: push current HEAD to remote #branch
 	 * (master if missing)
 	 */
+	strbuf_reset(&buf);
 	strbuf_addf(&buf, "HEAD:refs/heads/%s", frag);
 	refspec_append(&remote->push, buf.buf);
 	remote->fetch_tags = 1; /* always auto-follow */
@@ -411,7 +400,8 @@ static int handle_config(const char *key, const char *value, void *cb)
 		const char *v;
 		if (git_config_string(&v, key, value))
 			return -1;
-		add_fetch_refspec(remote, v);
+		refspec_append(&remote->fetch, v);
+		free((char *)v);
 	} else if (!strcmp(subkey, "receivepack")) {
 		const char *v;
 		if (git_config_string(&v, key, value))
@@ -578,7 +568,6 @@ static struct remote *remote_get_1(const char *name,
 		add_url_alias(ret, name);
 	if (!valid_remote(ret))
 		return NULL;
-	ret->fetch = parse_fetch_refspec(ret->fetch_refspec_nr, ret->fetch_refspec);
 	return ret;
 }
 
@@ -609,9 +598,6 @@ int for_each_remote(each_remote_fn fn, void *priv)
 		struct remote *r = remotes[i];
 		if (!r)
 			continue;
-		if (!r->fetch)
-			r->fetch = parse_fetch_refspec(r->fetch_refspec_nr,
-						       r->fetch_refspec);
 		result = fn(r, priv);
 	}
 	return result;
@@ -790,7 +776,7 @@ char *apply_refspecs(struct refspec_item *refspecs, int nr_refspec,
 
 int remote_find_tracking(struct remote *remote, struct refspec_item *refspec)
 {
-	return query_refspecs(remote->fetch, remote->fetch_refspec_nr, refspec);
+	return query_refspecs(remote->fetch.items, remote->fetch.nr, refspec);
 }
 
 static struct ref *alloc_ref_with_prefix(const char *prefix, size_t prefixlen,
@@ -1588,7 +1574,7 @@ static const char *tracking_for_push_dest(struct remote *remote,
 {
 	char *ret;
 
-	ret = apply_refspecs(remote->fetch, remote->fetch_refspec_nr, refname);
+	ret = apply_refspecs(remote->fetch.items, remote->fetch.nr, refname);
 	if (!ret)
 		return error_buf(err,
 				 _("push destination '%s' on remote '%s' has no local tracking branch"),
@@ -2222,7 +2208,7 @@ static int remote_tracking(struct remote *remote, const char *refname,
 {
 	char *dst;
 
-	dst = apply_refspecs(remote->fetch, remote->fetch_refspec_nr, refname);
+	dst = apply_refspecs(remote->fetch.items, remote->fetch.nr, refname);
 	if (!dst)
 		return -1; /* no tracking ref for refname at remote */
 	if (read_ref(dst, oid))