build: do not automatically reconfigure unless configure.ac changed

diff --git a/diff-no-index.c b/diff-no-index.c
index 7d805a06afacae7eaa36a192e3a16406ef0fb41f..74da659368e4db67715a9c81dc7a5e0edcd3bcce 100644 (file)
--- a/diff-no-index.c
+++ b/diff-no-index.c
@@ -82,7 +82,7 @@ static struct diff_filespec *noindex_filespec(const char *name, int mode)
        if (!name)
                name = "/dev/null";
        s = alloc_filespec(name);
-       fill_filespec(s, null_sha1, mode);
+       fill_filespec(s, null_sha1, 0, mode);
        if (name == file_from_standard_input)
                populate_from_stdin(s);
        return s;
@@ -258,8 +258,7 @@ void diff_no_index(struct rev_info *revs,
        DIFF_OPT_SET(&revs->diffopt, NO_INDEX);
 
        revs->max_count = -2;
-       if (diff_setup_done(&revs->diffopt) < 0)
-               die("diff_setup_done failed");
+       diff_setup_done(&revs->diffopt);
 
        setup_diff_pager(&revs->diffopt);
        DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS);