From 0f277f3552cbf130d12b431f09b1d8a3975b5baf Mon Sep 17 00:00:00 2001
From: Darren Salt <linux@youmustbejoking.demon.co.uk>
Date: Sun, 16 Jul 2006 14:24:21 +0000
Subject: Add asprintf & vasprintf implementations for systems which don't have
 them.

CVS patchset: 8128
CVS date: 2006/07/16 14:24:21
---
 lib/asprintf.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 lib/asprintf.c

(limited to 'lib/asprintf.c')

diff --git a/lib/asprintf.c b/lib/asprintf.c
new file mode 100644
index 000000000..aecfa9141
--- /dev/null
+++ b/lib/asprintf.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2006 the xine project
+ *
+ * This file is part of xine, a free video player.
+ *
+ * xine is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any
+ * later version.
+ *
+ * xine is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ *
+ */
+
+#include "config.h"
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+int _xine_private_vasprintf (char **buffer, const char *format, va_list ap)
+{
+  char *buf = NULL;
+  int size = 128;
+  
+  for (;;)
+  {
+    int ret;
+    va_list cp;
+    char *newbuf = realloc (buf, size *= 2);
+    if (!newbuf)
+    {
+      free (buf);
+      return -1;
+    }
+    buf = newbuf;
+    
+    va_copy (cp, ap);
+    ret = vsnprintf (buf, size, format, cp);
+    va_end (cp);
+    
+    if (ret >= 0 && ret < size)
+    {
+      *buffer = realloc (buf, ret + 1);
+      return ret;
+    }
+  }
+}
+
+int _xine_private_asprintf (char **buffer, const char *format, ...)
+{
+  int ret;
+  va_list ap;
+  va_start (ap, format);
+  ret = _xine_private_vasprintf (buffer, format, ap);
+  va_end (ap);
+  return ret;
+}
-- 
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