config.c: mark file-local function static

diff --git a/t/t7007-show.sh b/t/t7007-show.sh
index a40cd3630c28a13f4e0f36ef9f56925d3c8579ed..e41fa00b80e9b3eb47e45be848397ccda0f47c53 100755 (executable)
--- a/t/t7007-show.sh
+++ b/t/t7007-show.sh
@@ -108,4 +108,16 @@ test_expect_success 'showing range' '
        test_cmp expect actual.filtered
 '
 
+test_expect_success '-s suppresses diff' '
+       echo main3 >expect &&
+       git show -s --format=%s main3 >actual &&
+       test_cmp expect actual
+'
+
+test_expect_success '--quiet suppresses diff' '
+       echo main3 >expect &&
+       git show --quiet --format=%s main3 >actual &&
+       test_cmp expect actual
+'
+
 test_done