From d2e20e38141c882e46eaa77f172fc2ae37a19d3b Mon Sep 17 00:00:00 2001
From: John Keeping
Date: Sun, 7 Apr 2013 14:03:47 +0100
Subject: shared.c: add strbuf_ensure_end

This is a small helper so that we can easily ensure that a strbuf ends
with the specified character.

Signed-off-by: John Keeping <john@keeping.me.uk>
---
 shared.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'shared.c')

diff --git a/shared.c b/shared.c
index 1fa9c99..10be355 100644
--- a/shared.c
+++ b/shared.c
@@ -130,6 +130,12 @@ char *ensure_end(const char *str, char c)
 	return result;
 }
 
+void strbuf_ensure_end(struct strbuf *sb, char c)
+{
+	if (!sb->len || sb->buf[sb->len - 1] != c)
+		strbuf_addch(sb, c);
+}
+
 char *strlpart(char *txt, int maxlen)
 {
 	char *result;
-- 
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