From c6b9747e0493e77bebb50082ced2bae877bc4aea Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Mon, 16 Feb 2009 20:22:38 +0000
Subject: 	* cygwin.din: Export reallocf. 	* malloc_wrapper.cc(
 reallocf): New function. 	* posix.sgml: Add reallocf to BSD section. 
 * include/cygwin/version.h: Bump API minor number. 	* libc/fts.c: Remove
 erroneous reallocf definition.

---
 winsup/cygwin/malloc_wrapper.cc | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'winsup/cygwin/malloc_wrapper.cc')

diff --git a/winsup/cygwin/malloc_wrapper.cc b/winsup/cygwin/malloc_wrapper.cc
index 48a82beca..86b74d564 100644
--- a/winsup/cygwin/malloc_wrapper.cc
+++ b/winsup/cygwin/malloc_wrapper.cc
@@ -84,6 +84,17 @@ realloc (void *p, size_t size)
   return res;
 }
 
+/* BSD extension:  Same as realloc, just if it fails to allocate new memory,
+   it frees the incoming pointer. */
+extern "C" void *
+reallocf (void *p, size_t size)
+{
+  void *res = realloc (p, size);
+  if (!res && p)
+    free (p);
+  return res;
+}
+
 extern "C" void *
 calloc (size_t nmemb, size_t size)
 {
-- 
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