git-sh-setup: move the repository check to a core program.

diff --git a/upload-pack.c b/upload-pack.c
index c5eff21363245e1febe03aa8d4309f8cbb0cd7fa..1834b6ba8c52ea9d8e166d9bc14a4156c289ba20 100644 (file)
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -226,7 +226,7 @@ static int send_ref(const char *refname, const unsigned char *sha1)
                nr_our_refs++;
        }
        if (o->type == tag_type) {
-               o = deref_tag(o);
+               o = deref_tag(o, refname, 0);
                packet_write(1, "%s %s^{}\n", sha1_to_hex(o->sha1), refname);
        }
        return 0;
@@ -248,7 +248,7 @@ static int upload_pack(void)
 
 int main(int argc, char **argv)
 {
-       const char *dir;
+       char *dir;
        int i;
        int strict = 0;
 
@@ -275,18 +275,9 @@ int main(int argc, char **argv)
                usage(upload_pack_usage);
        dir = argv[i];
 
-       /* chdir to the directory. If that fails, try appending ".git" */
-       if (chdir(dir) < 0) {
-               if (strict || chdir(mkpath("%s.git", dir)) < 0)
-                       die("git-upload-pack unable to chdir to %s", dir);
-       }
-       if (!strict)
-               chdir(".git");
-
-       if (access("objects", X_OK) || access("refs", X_OK))
-               die("git-upload-pack: %s doesn't seem to be a git archive", dir);
+       if (!enter_repo(dir, strict))
+               die("'%s': unable to chdir or not a git archive", dir);
 
-       putenv("GIT_DIR=.");
        upload_pack();
        return 0;
 }