log --format: don't ignore %w() at the start of format string

René Scharfe · gitster · commit 32ca42491246 · 2009-11-08T16:51:33.000-08:00
This fixes e.g. --format='%w(72)%s'.

Signed-off-by: Rene Scharfe &lt;rene.scharfe@lsrfire.ath.cx&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/pretty.c b/pretty.c
@@ -618,7 +618,7 @@ static void rewrap_message_tail(struct strbuf *sb,
 	if (c->width == new_width && c->indent1 == new_indent1 &&
 	    c->indent2 == new_indent2)
 		return;
-	if (c->wrap_start && c->wrap_start < sb->len)
+	if (c->wrap_start < sb->len)
 		strbuf_wrap(sb, c->wrap_start, c->width, c->indent1, c->indent2);
 	c->wrap_start = sb->len;
 	c->width = new_width;
