git-upload-pack: More efficient usage of the has_sha1 array

diff --git a/init-db.c b/init-db.c
index da2bc8f42b2ea6804c79097778f3105afcd87da6..aabc09f4e1f714f5b4c1adba388fc47b41e16b0b 100644 (file)
--- a/init-db.c
+++ b/init-db.c
@@ -166,6 +166,7 @@ static void create_default_files(const char *git_dir,
 {
        unsigned len = strlen(git_dir);
        static char path[PATH_MAX];
+       unsigned char sha1[20];
 
        if (len > sizeof(path)-50)
                die("insane git directory %s", git_dir);
@@ -186,15 +187,14 @@ static void create_default_files(const char *git_dir,
 
        /*
         * Create the default symlink from ".git/HEAD" to the "master"
-        * branch
+        * branch, if it does not exist yet.
         */
        strcpy(path + len, "HEAD");
-       if (symlink("refs/heads/master", path) < 0) {
-               if (errno != EEXIST) {
-                       perror(path);
+       if (read_ref(path, sha1) < 0) {
+               if (create_symref(path, "refs/heads/master") < 0)
                        exit(1);
-               }
        }
+       path[len] = 0;
        copy_templates(path, len, template_path);
 }