pretty: let %C(auto) reset all attributes

Reset colors and attributes upon %C(auto) to enable full automatic
control over them; otherwise attributes like bold or reverse could
still be in effect from previous %C placeholders.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/pretty.c b/pretty.c
index 3908e8f100..b86c5bb907 100644
--- a/pretty.c
+++ b/pretty.c
@@ -1062,6 +1062,8 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
 	case 'C':
 		if (starts_with(placeholder + 1, "(auto)")) {
 			c->auto_color = want_color(c->pretty_ctx->color);
+			if (c->auto_color)
+				strbuf_addstr(sb, GIT_COLOR_RESET);
 			return 7; /* consumed 7 bytes, "C(auto)" */
 		} else {
 			int ret = parse_color(sb, placeholder, c);