builtin/fetch: rewrite to take an object_id argument

diff --git a/builtin/init-db.c b/builtin/init-db.c
index 6723d39c3baf3571552a57732e4da16278269edf..4335738135df32aeea3712cbdae88bd862015969 100644 (file)
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -182,6 +182,20 @@ static int git_init_db_config(const char *k, const char *v, void *cb)
        return 0;
 }
 
+/*
+ * If the git_dir is not directly inside the working tree, then git will not
+ * find it by default, and we need to set the worktree explicitly.
+ */
+static int needs_work_tree_config(const char *git_dir, const char *work_tree)
+{
+       if (!strcmp(work_tree, "/") && !strcmp(git_dir, "/.git"))
+               return 0;
+       if (skip_prefix(git_dir, work_tree, &git_dir) &&
+           !strcmp(git_dir, "/.git"))
+               return 0;
+       return 1;
+}
+
 static int create_default_files(const char *template_path)
 {
        const char *git_dir = get_git_dir();
@@ -274,10 +288,8 @@ static int create_default_files(const char *template_path)
                /* allow template config file to override the default */
                if (log_all_ref_updates == -1)
                    git_config_set("core.logallrefupdates", "true");
-               if (!starts_with(git_dir, work_tree) ||
-                   strcmp(git_dir + strlen(work_tree), "/.git")) {
+               if (needs_work_tree_config(git_dir, work_tree))
                        git_config_set("core.worktree", work_tree);
-               }
        }
 
        if (!reinit) {
@@ -350,7 +362,6 @@ int set_git_dir_init(const char *git_dir, const char *real_git_dir,
 static void separate_git_dir(const char *git_dir)
 {
        struct stat st;
-       FILE *fp;
 
        if (!stat(git_link, &st)) {
                const char *src;
@@ -366,11 +377,7 @@ static void separate_git_dir(const char *git_dir)
                        die_errno(_("unable to move %s to %s"), src, git_dir);
        }
 
-       fp = fopen(git_link, "w");
-       if (!fp)
-               die(_("Could not create git link %s"), git_link);
-       fprintf(fp, "gitdir: %s\n", git_dir);
-       fclose(fp);
+       write_file(git_link, 1, "gitdir: %s\n", git_dir);
 }
 
 int init_db(const char *template_dir, unsigned int flags)