push: clarify rejection of update to non-commit-ish

diff --git a/builtin/diff.c b/builtin/diff.c
index bf722987526f58f507acda2ea2f8da06da83d6ca..9c70e408096fc92ed1c5056425f1014313908a75 100644 (file)
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -302,8 +302,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
        argc = setup_revisions(argc, argv, &rev, NULL);
        if (!rev.diffopt.output_format) {
                rev.diffopt.output_format = DIFF_FORMAT_PATCH;
-               if (diff_setup_done(&rev.diffopt) < 0)
-                       die(_("diff_setup_done failed"));
+               diff_setup_done(&rev.diffopt);
        }
 
        DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
@@ -419,19 +418,3 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
                refresh_index_quietly();
        return result;
 }
-
-void setup_diff_pager(struct diff_options *opt)
-{
-       /*
-        * If the user asked for our exit code, then either they want --quiet
-        * or --exit-code. We should definitely not bother with a pager in the
-        * former case, as we will generate no output. Since we still properly
-        * report our exit code even when a pager is run, we _could_ run a
-        * pager with --exit-code. But since we have not done so historically,
-        * and because it is easy to find people oneline advising "git diff
-        * --exit-code" in hooks and other scripts, we do not do so.
-        */
-       if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) &&
-           check_pager_config("diff") != 0)
-               setup_pager();
-}