From 0641c5e4e9727ddde0d2be1aebe3fd7009d010f5 Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Sun, 7 Jun 2015 17:44:11 +0200
Subject: Helper to safely call strlen

---
 src/buffer.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/buffer.h')

diff --git a/src/buffer.h b/src/buffer.h
index f9696e0..babd051 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -3,6 +3,7 @@
 
 #include <stddef.h>
 #include <stdarg.h>
+#include <string.h>
 #include <limits.h>
 #include "config.h"
 
@@ -82,6 +83,11 @@ cmark_strbuf_check_bufsize(size_t size) {
 	return (bufsize_t)size;
 }
 
+static inline bufsize_t
+cmark_strbuf_safe_strlen(const char *str) {
+	return cmark_strbuf_check_bufsize(strlen(str));
+}
+
 #ifdef __cplusplus
 }
 #endif
-- 
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