[PATCH] getcwd(NULL,0) should allocate and return a new buffer

[Nguyễn Thái Ngọc Duy]

From: Nguyễn Thái Ngọc Duy <pclouds at gmail.com>

The current getcwd() only allocates new buffer if size is less than
zero. If size zero is given, it returns NULL.
---
 dlls/msvcrt/dir.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/msvcrt/dir.c b/dlls/msvcrt/dir.c
index 0232c4d..cd8d931 100644
--- a/dlls/msvcrt/dir.c
+++ b/dlls/msvcrt/dir.c
@@ -419,7 +419,7 @@ char* CDECL _getcwd(char * buf, int size)
 
   if (!buf)
   {
-    if (size < 0)
+    if (size <= 0)
       return _strdup(dir);
     return msvcrt_strndup(dir,size);
   }
-- 
1.5.2