tree-walk: add a strbuf wrapper for make_traverse_path()

diff --git a/builtin/commit-graph.c b/builtin/commit-graph.c
index 537fdfd0f0759e8cce2303af5a197ae77b2b879b..d8efa5bab276a816bef48e9cb3891ccc0cb81aad 100644 (file)
--- a/builtin/commit-graph.c
+++ b/builtin/commit-graph.c
@@ -141,6 +141,8 @@ static int graph_write(int argc, const char **argv)
        struct string_list *pack_indexes = NULL;
        struct string_list *commit_hex = NULL;
        struct string_list lines;
+       int result = 0;
+       unsigned int flags = COMMIT_GRAPH_PROGRESS;
 
        static struct option builtin_commit_graph_write_options[] = {
                OPT_STRING(0, "object-dir", &opts.obj_dir,
@@ -165,13 +167,13 @@ static int graph_write(int argc, const char **argv)
                die(_("use at most one of --reachable, --stdin-commits, or --stdin-packs"));
        if (!opts.obj_dir)
                opts.obj_dir = get_object_directory();
+       if (opts.append)
+               flags |= COMMIT_GRAPH_APPEND;
 
        read_replace_refs = 0;
 
-       if (opts.reachable) {
-               write_commit_graph_reachable(opts.obj_dir, opts.append, 1);
-               return 0;
-       }
+       if (opts.reachable)
+               return write_commit_graph_reachable(opts.obj_dir, flags);
 
        string_list_init(&lines, 0);
        if (opts.stdin_packs || opts.stdin_commits) {
@@ -188,14 +190,14 @@ static int graph_write(int argc, const char **argv)
                UNLEAK(buf);
        }
 
-       write_commit_graph(opts.obj_dir,
-                          pack_indexes,
-                          commit_hex,
-                          opts.append,
-                          1);
+       if (write_commit_graph(opts.obj_dir,
+                              pack_indexes,
+                              commit_hex,
+                              flags))
+               result = 1;
 
        UNLEAK(lines);
-       return 0;
+       return result;
 }
 
 int cmd_commit_graph(int argc, const char **argv, const char *prefix)