X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=fetch-pack.c;h=8daa93d024158e6d8daff304db57ac80d1803c65;hb=ae448e3854d8b6e7e37aa88fa3917f5dd97f3210;hp=535de10660bbc381d4f826be597fc7f404d317ca;hpb=ac5f7c62c2d59cdad0813fcd8c999db96a4fc9e4;p=git.git

diff --git a/fetch-pack.c b/fetch-pack.c
index 535de106..8daa93d0 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -7,8 +7,9 @@
 static int keep_pack;
 static int quiet;
 static int verbose;
+static int fetch_all;
 static const char fetch_pack_usage[] =
-"git-fetch-pack [-q] [-v] [-k] [--thin] [--exec=upload-pack] [host:]directory <refs>...";
+"git-fetch-pack [--all] [-q] [-v] [-k] [--thin] [--exec=upload-pack] [host:]directory <refs>...";
 static const char *exec = "git-upload-pack";
 
 #define COMPLETE	(1U << 0)
@@ -261,21 +262,58 @@ static void mark_recent_complete_commits(unsigned long cutoff)
 
 static void filter_refs(struct ref **refs, int nr_match, char **match)
 {
-	struct ref *prev, *current, *next;
-
-	for (prev = NULL, current = *refs; current; current = next) {
-		next = current->next;
-		if ((!memcmp(current->name, "refs/", 5) &&
-					check_ref_format(current->name + 5)) ||
-				!path_match(current->name, nr_match, match)) {
-			if (prev == NULL)
-				*refs = next;
-			else
-				prev->next = next;
-			free(current);
-		} else
-			prev = current;
+	struct ref **return_refs;
+	struct ref *newlist = NULL;
+	struct ref **newtail = &newlist;
+	struct ref *ref, *next;
+	struct ref *fastarray[32];
+
+	if (nr_match && !fetch_all) {
+		if (ARRAY_SIZE(fastarray) < nr_match)
+			return_refs = xcalloc(nr_match, sizeof(struct ref *));
+		else {
+			return_refs = fastarray;
+			memset(return_refs, 0, sizeof(struct ref *) * nr_match);
+		}
+	}
+	else
+		return_refs = NULL;
+
+	for (ref = *refs; ref; ref = next) {
+		next = ref->next;
+		if (!memcmp(ref->name, "refs/", 5) &&
+		    check_ref_format(ref->name + 5))
+			; /* trash */
+		else if (fetch_all) {
+			*newtail = ref;
+			ref->next = NULL;
+			newtail = &ref->next;
+			continue;
+		}
+		else {
+			int order = path_match(ref->name, nr_match, match);
+			if (order) {
+				return_refs[order-1] = ref;
+				continue; /* we will link it later */
+			}
+		}
+		free(ref);
+	}
+
+	if (!fetch_all) {
+		int i;
+		for (i = 0; i < nr_match; i++) {
+			ref = return_refs[i];
+			if (ref) {
+				*newtail = ref;
+				ref->next = NULL;
+				newtail = &ref->next;
+			}
+		}
+		if (return_refs != fastarray)
+			free(return_refs);
 	}
+	*refs = newlist;
 }
 
 static int everything_local(struct ref **refs, int nr_match, char **match)
@@ -376,7 +414,11 @@ static int fetch_pack(int fd[2], int nr_match, char **match)
 		goto all_done;
 	}
 	if (find_common(fd, sha1, ref) < 0)
-		fprintf(stderr, "warning: no common commits\n");
+		if (!keep_pack)
+			/* When cloning, it is not unusual to have
+			 * no common commit.
+			 */
+			fprintf(stderr, "warning: no common commits\n");
 
 	if (keep_pack)
 		status = receive_keep_pack(fd, "git-fetch-pack", quiet);
@@ -426,6 +468,10 @@ int main(int argc, char **argv)
 				use_thin_pack = 1;
 				continue;
 			}
+			if (!strcmp("--all", arg)) {
+				fetch_all = 1;
+				continue;
+			}
 			if (!strcmp("-v", arg)) {
 				verbose = 1;
 				continue;