Add corner case tests for diff-index and diff-files

diff --git a/path.c b/path.c
index af2716199b92e920df9fe2021035d319e8cafbc6..f4ed979997b6a968ba1987a199beae39035d5da2 100644 (file)
--- a/path.c
+++ b/path.c
@@ -283,7 +283,7 @@ int adjust_shared_perm(const char *path)
                            ? (S_IXGRP|S_IXOTH)
                            : 0));
        if (S_ISDIR(mode))
-               mode |= S_ISGID;
+               mode |= FORCE_DIR_SET_GID;
        if ((mode & st.st_mode) != mode && chmod(path, mode) < 0)
                return -2;
        return 0;