From 9548deeea9434732a718749ae931be53caba2c30 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <ubitux@gmail.com>
Date: Sun, 13 May 2012 11:38:19 +0200
Subject: lavu/bprint: add av_bprint_reset().

---
 libavutil/bprint.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'libavutil/bprint.c')

diff --git a/libavutil/bprint.c b/libavutil/bprint.c
index 08383b293a..115bf0c8de 100644
--- a/libavutil/bprint.c
+++ b/libavutil/bprint.c
@@ -119,6 +119,14 @@ void av_bprint_chars(AVBPrint *buf, char c, unsigned n)
     av_bprint_grow(buf, n);
 }
 
+void av_bprint_clear(AVBPrint *buf)
+{
+    if (buf->len) {
+        *buf->str = 0;
+        buf->len  = 0;
+    }
+}
+
 int av_bprint_finalize(AVBPrint *buf, char **ret_str)
 {
     unsigned real_size = FFMIN(buf->len + 1, buf->size);
-- 
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