Piotr Caban : msvcrt: Make setvbuf thread safe.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: eb01bc1efa9f0ebd66f214f652fe187ee3958a0e
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=eb01bc1efa9f0ebd66f214f652...

Author: Piotr Caban 
Date:   Fri May 20 13:22:10 2011 +0200

msvcrt: Make setvbuf thread safe.

---

dlls/msvcrt/file.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dlls/msvcrt/file.c b/dlls/msvcrt/file.c
index 89f1267..ad70bce 100644
--- a/dlls/msvcrt/file.c
+++ b/dlls/msvcrt/file.c
@@ -3479,7 +3479,7 @@ int CDECL _wrename(const MSVCRT_wchar_t *oldpath,const MSVCRT_wchar_t *newpath)
  */
 int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t size)
 {
-  /* TODO: Check if file busy */
+  MSVCRT__lock_file(file);
   if(file->_bufsiz) {
    MSVCRT_free(file->_base);
    file->_bufsiz = 0;
@@ -3494,6 +3494,7 @@ int CDECL MSVCRT_setvbuf(MSVCRT_FILE* file, char *buf, int mode, MSVCRT_size_t s
   } else {
    file->_flag |= MSVCRT__IONBF;
   }
+  MSVCRT__unlock_file(file);
   return 0;
 }