rerere: make rr-cache fanout directory honor umask

This is the last remaining call to mkdir(2) that restricts the permission
bits by passing 0755.  Just use the same mkdir_in_gitdir() used to create
the leaf directories.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/rerere.c b/rerere.c
index dcb525a4d03faeba53d108d2e175a6d04f99d160..651c5def92e3f864a99ed7e97d008aa04cce3782 100644 (file)
--- a/rerere.c
+++ b/rerere.c
@@ -524,7 +524,7 @@ static int do_plain_rerere(struct string_list *rr, int fd)
                                continue;
                        hex = xstrdup(sha1_to_hex(sha1));
                        string_list_insert(rr, path)->util = hex;
-                       if (mkdir(git_path("rr-cache/%s", hex), 0755))
+                       if (mkdir_in_gitdir(git_path("rr-cache/%s", hex)))
                                continue;
                        handle_file(path, NULL, rerere_path(hex, "preimage"));
                        fprintf(stderr, "Recorded preimage for '%s'\n", path);