Fix confusing git-update-ref error message

diff --git a/clone-pack.c b/clone-pack.c
index 9567900aab1ce477a2c748cf1ce3d47c169b9c78..960921903eaa712523af0b03098970127729f363 100644 (file)
--- a/clone-pack.c
+++ b/clone-pack.c
@@ -3,9 +3,8 @@
 #include "pkt-line.h"
 #include <sys/wait.h>
 
-static int quiet;
-static int keep_pack;
-static const char clone_pack_usage[] = "git-clone-pack [-q] [--exec=<git-upload-pack>] [<host>:]<directory> [<heads>]*";
+static const char clone_pack_usage[] =
+"git-clone-pack [--exec=<git-upload-pack>] [<host>:]<directory> [<heads>]*";
 static const char *exec = "git-upload-pack";
 
 static void clone_handshake(int fd[2], struct ref *ref)
@@ -35,6 +34,12 @@ static void write_one_ref(struct ref *ref)
        int fd;
        char *hex;
 
+       if (!strncmp(ref->name, "refs/", 5) &&
+           check_ref_format(ref->name + 5)) {
+               error("refusing to create funny ref '%s' locally", ref->name);
+               return;
+       }
+
        if (safe_create_leading_directories(path))
                die("unable to create leading directory for %s", ref->name);
        fd = open(path, O_CREAT | O_EXCL | O_WRONLY, 0666);
@@ -107,41 +112,6 @@ static void write_refs(struct ref *ref)
        free(head_path);
 }
 
-static int clone_by_unpack(int fd[2])
-{
-       int status;
-       pid_t pid;
-
-       pid = fork();
-       if (pid < 0)
-               die("git-clone-pack: unable to fork off git-unpack-objects");
-       if (!pid) {
-               dup2(fd[0], 0);
-               close(fd[0]);
-               close(fd[1]);
-               execlp("git-unpack-objects", "git-unpack-objects",
-                       quiet ? "-q" : NULL, NULL);
-               die("git-unpack-objects exec failed");
-       }
-       close(fd[0]);
-       close(fd[1]);
-       while (waitpid(pid, &status, 0) < 0) {
-               if (errno != EINTR)
-                       die("waiting for git-unpack-objects: %s", strerror(errno));
-       }
-       if (WIFEXITED(status)) {
-               int code = WEXITSTATUS(status);
-               if (code)
-                       die("git-unpack-objects died with error code %d", code);
-               return 0;
-       }
-       if (WIFSIGNALED(status)) {
-               int sig = WTERMSIG(status);
-               die("git-unpack-objects died of signal %d", sig);
-       }
-       die("Sherlock Holmes! git-unpack-objects died of unnatural causes %d!", status);
-}
-
 static int finish_pack(const char *pack_tmp_name)
 {
        int pipe_fd[2];
@@ -221,9 +191,11 @@ static int finish_pack(const char *pack_tmp_name)
        snprintf(final, sizeof(final),
                 "%s/pack/pack-%s.pack", get_object_directory(), hash);
        move_temp_to_file(pack_tmp_name, final);
+       chmod(final, 0444);
        snprintf(final, sizeof(final),
                 "%s/pack/pack-%s.idx", get_object_directory(), hash);
        move_temp_to_file(idx, final);
+       chmod(final, 0444);
        return 0;
 
  error_die:
@@ -239,7 +211,7 @@ static int clone_without_unpack(int fd[2])
 
        ifd = fd[0];
        snprintf(tmpfile, sizeof(tmpfile),
-                "%s/pack-XXXXXX", get_object_directory());
+                "%s/pack/tmp-XXXXXX", get_object_directory());
        ofd = mkstemp(tmpfile);
        if (ofd < 0)
                return error("unable to create temporary file %s", tmpfile);
@@ -278,42 +250,20 @@ static int clone_pack(int fd[2], int nr_match, char **match)
        struct ref *refs;
        int status;
 
-       get_remote_heads(fd[0], &refs, nr_match, match);
+       get_remote_heads(fd[0], &refs, nr_match, match, 1);
        if (!refs) {
                packet_flush(fd[1]);
                die("no matching remote head");
        }
        clone_handshake(fd, refs);
 
-       if (keep_pack)
-               status = clone_without_unpack(fd);
-       else
-               status = clone_by_unpack(fd);
+       status = clone_without_unpack(fd);
 
        if (!status)
                write_refs(refs);
        return status;
 }
 
-static int clone_options(const char *var, const char *value)
-{
-       if (!strcmp("clone.keeppack", var)) {
-               keep_pack = git_config_bool(var, value);
-               return 0;
-       }
-       if (!strcmp("clone.quiet", var)) {
-               quiet = git_config_bool(var, value);
-               return 0;
-       }
-       /*
-        * Put other local option parsing for this program
-        * here ...
-        */
-
-       /* Fall back on the default ones */
-       return git_default_config(var, value);
-}
-
 int main(int argc, char **argv)
 {
        int i, ret, nr_heads;
@@ -321,25 +271,20 @@ int main(int argc, char **argv)
        int fd[2];
        pid_t pid;
 
-       git_config(clone_options);
        nr_heads = 0;
        heads = NULL;
        for (i = 1; i < argc; i++) {
                char *arg = argv[i];
 
                if (*arg == '-') {
-                       if (!strcmp("-q", arg)) {
-                               quiet = 1;
+                       if (!strcmp("-q", arg))
                                continue;
-                       }
                        if (!strncmp("--exec=", arg, 7)) {
                                exec = arg + 7;
                                continue;
                        }
-                       if (!strcmp("--keep", arg)) {
-                               keep_pack = 1;
+                       if (!strcmp("--keep", arg))
                                continue;
-                       }
                        usage(clone_pack_usage);
                }
                dest = arg;