literal_copy:
return xstrdup(url);
}
-
-static void fill_alternate_refs_command(struct child_process *cmd,
- const char *repo_path)
-{
- const char *value;
-
- if (!git_config_get_value("core.alternateRefsCommand", &value)) {
- cmd->use_shell = 1;
-
- argv_array_push(&cmd->args, value);
- argv_array_push(&cmd->args, repo_path);
- } else {
- cmd->git_cmd = 1;
-
- argv_array_pushf(&cmd->args, "--git-dir=%s", repo_path);
- argv_array_push(&cmd->args, "for-each-ref");
- argv_array_push(&cmd->args, "--format=%(objectname)");
-
- if (!git_config_get_value("core.alternateRefsPrefixes", &value)) {
- argv_array_push(&cmd->args, "--");
- argv_array_split(&cmd->args, value);
- }
- }
-
- cmd->env = local_repo_env;
- cmd->out = -1;
-}
-
-static void read_alternate_refs(const char *path,
- alternate_ref_fn *cb,
- void *data)
-{
- struct child_process cmd = CHILD_PROCESS_INIT;
- struct strbuf line = STRBUF_INIT;
- FILE *fh;
-
- fill_alternate_refs_command(&cmd, path);
-
- if (start_command(&cmd))
- return;
-
- fh = xfdopen(cmd.out, "r");
- while (strbuf_getline_lf(&line, fh) != EOF) {
- struct object_id oid;
- const char *p;
-
- if (parse_oid_hex(line.buf, &oid, &p) || *p) {
- warning(_("invalid line while parsing alternate refs: %s"),
- line.buf);
- break;
- }
-
- cb(&oid, data);
- }
-
- fclose(fh);
- finish_command(&cmd);
-}
-
-struct alternate_refs_data {
- alternate_ref_fn *fn;
- void *data;
-};
-
-static int refs_from_alternate_cb(struct object_directory *e,
- void *data)
-{
- struct strbuf path = STRBUF_INIT;
- size_t base_len;
- struct alternate_refs_data *cb = data;
-
- if (!strbuf_realpath(&path, e->path, 0))
- goto out;
- if (!strbuf_strip_suffix(&path, "/objects"))
- goto out;
- base_len = path.len;
-
- /* Is this a git repository with refs? */
- strbuf_addstr(&path, "/refs");
- if (!is_directory(path.buf))
- goto out;
- strbuf_setlen(&path, base_len);
-
- read_alternate_refs(path.buf, cb->fn, cb->data);
-
-out:
- strbuf_release(&path);
- return 0;
-}
-
-void for_each_alternate_ref(alternate_ref_fn fn, void *data)
-{
- struct alternate_refs_data cb;
- cb.fn = fn;
- cb.data = data;
- foreach_alt_odb(refs_from_alternate_cb, &cb);
-}