From d2e20e38141c882e46eaa77f172fc2ae37a19d3b Mon Sep 17 00:00:00 2001
From: John Keeping <john@keeping.me.uk>
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>
---
 cgit.h   | 2 ++
 shared.c | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/cgit.h b/cgit.h
index 7619cbb..3e9d55b 100644
--- a/cgit.h
+++ b/cgit.h
@@ -304,6 +304,8 @@ extern char *ensure_end(const char *str, char c);
 extern char *strlpart(char *txt, int maxlen);
 extern char *strrpart(char *txt, int maxlen);
 
+extern void strbuf_ensure_end(struct strbuf *sb, char c);
+
 extern void cgit_add_ref(struct reflist *list, struct refinfo *ref);
 extern void cgit_free_reflist_inner(struct reflist *list);
 extern int cgit_refs_cb(const char *refname, const unsigned char *sha1,
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;
-- 
cgit 1.4.1

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