grep: support -h (no header) with --count

Suppress printing the header (filename) with -h even if in -c/--count
mode.  GNU grep and OpenBSD's grep do the same.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/grep.c b/grep.c
index c668034..94f7290 100644 (file)
--- a/grep.c
+++ b/grep.c
@@ -1562,8 +1562,11 @@ static int grep_source_1(struct grep_opt *opt, struct grep_source *gs, int colle
         */
        if (opt->count && count) {
                char buf[32];
-               output_color(opt, gs->name, strlen(gs->name), opt->color_filename);
-               output_sep(opt, ':');
+               if (opt->pathname) {
+                       output_color(opt, gs->name, strlen(gs->name),
+                                    opt->color_filename);
+                       output_sep(opt, ':');
+               }
                snprintf(buf, sizeof(buf), "%u\n", count);
                opt->output(opt, buf, strlen(buf));
                return 1;

diff --git a/t/t7810-grep.sh b/t/t7810-grep.sh
index 46aaebc..63b3039 100755 (executable)
--- a/t/t7810-grep.sh
+++ b/t/t7810-grep.sh
@@ -328,6 +328,18 @@ do
                        grep "a+b*c" $H ab >actual &&
                test_cmp expected actual
        '
+
+       test_expect_success "grep --count $L" '
+               echo ${HC}ab:3 >expected &&
+               git grep --count -e b $H -- ab >actual &&
+               test_cmp expected actual
+       '
+
+       test_expect_success "grep --count -h $L" '
+               echo 3 >expected &&
+               git grep --count -h -e b $H -- ab >actual &&
+               test_cmp expected actual
+       '
 done
 
 cat >expected <<EOF