Force writing ref if it doesn't exist.

diff --git a/fetch-pack.c b/fetch-pack.c
index aa6f42ae1b45c896395fc146990db22cb61e2f60..a3bcad016f52c09897c836112e03eec859a5eb1e 100644 (file)
--- 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] [--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)
@@ -18,7 +19,7 @@ static const char *exec = "git-upload-pack";
 #define POPPED         (1U << 4)
 
 static struct commit_list *rev_list = NULL;
-static int non_common_revs = 0, multi_ack = 0;
+static int non_common_revs = 0, multi_ack = 0, use_thin_pack = 0;
 
 static void rev_list_push(struct commit *commit, int mark)
 {
@@ -82,7 +83,7 @@ static void mark_common(struct commit *commit,
   Get the next rev to send, ignoring the common.
 */
 
-static const unsigned char* get_rev()
+static const unsigned char* get_rev(void)
 {
        struct commit *commit = NULL;
 
@@ -156,8 +157,9 @@ static int find_common(int fd[2], unsigned char *result_sha1,
                        continue;
                }
 
-               packet_write(fd[1], "want %s%s\n", sha1_to_hex(remote),
-                       multi_ack ? " multi_ack" : "");
+               packet_write(fd[1], "want %s%s%s\n", sha1_to_hex(remote),
+                            (multi_ack ? " multi_ack" : ""),
+                            (use_thin_pack ? " thin-pack" : ""));
                fetching++;
        }
        packet_flush(fd[1]);
@@ -265,8 +267,9 @@ static void filter_refs(struct ref **refs, int nr_match, char **match)
        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)) {
+                    check_ref_format(current->name + 5)) ||
+                   (!fetch_all &&
+                    !path_match(current->name, nr_match, match))) {
                        if (prev == NULL)
                                *refs = next;
                        else
@@ -375,7 +378,11 @@ 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);
@@ -421,6 +428,14 @@ int main(int argc, char **argv)
                                keep_pack = 1;
                                continue;
                        }
+                       if (!strcmp("--thin", arg)) {
+                               use_thin_pack = 1;
+                               continue;
+                       }
+                       if (!strcmp("--all", arg)) {
+                               fetch_all = 1;
+                               continue;
+                       }
                        if (!strcmp("-v", arg)) {
                                verbose = 1;
                                continue;
@@ -434,6 +449,8 @@ int main(int argc, char **argv)
        }
        if (!dest)
                usage(fetch_pack_usage);
+       if (keep_pack)
+               use_thin_pack = 0;
        pid = git_connect(fd, dest, exec);
        if (pid < 0)
                return 1;