Piotr Caban : msvcrt: Make fflush function thread safe.
Alexandre Julliard
julliard at winehq.org
Fri May 20 12:44:32 CDT 2011
Module: wine
Branch: master
Commit: d18f0766f72b669eb630371cf4fe4de267dcbc99
URL: http://source.winehq.org/git/wine.git/?a=commit;h=d18f0766f72b669eb630371cf4fe4de267dcbc99
Author: Piotr Caban <piotr at codeweavers.com>
Date: Fri May 20 13:21:29 2011 +0200
msvcrt: Make fflush function thread safe.
---
dlls/msvcrt/file.c | 19 ++++++++++++-------
1 files changed, 12 insertions(+), 7 deletions(-)
diff --git a/dlls/msvcrt/file.c b/dlls/msvcrt/file.c
index b9c7e90..e6ad5d0 100644
--- a/dlls/msvcrt/file.c
+++ b/dlls/msvcrt/file.c
@@ -774,13 +774,18 @@ int CDECL _flushall(void)
*/
int CDECL MSVCRT_fflush(MSVCRT_FILE* file)
{
- if(!file) {
- _flushall();
- } else if(file->_flag & MSVCRT__IOWRT) {
- int res=msvcrt_flush_buffer(file);
- return res;
- }
- return 0;
+ if(!file) {
+ _flushall();
+ } else if(file->_flag & MSVCRT__IOWRT) {
+ int res;
+
+ MSVCRT__lock_file(file);
+ res = msvcrt_flush_buffer(file);
+ MSVCRT__unlock_file(file);
+
+ return res;
+ }
+ return 0;
}
/*********************************************************************
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