diff --git a/dlls/msvcrt/file.c b/dlls/msvcrt/file.c index 444a8d89604a1242b3887d5881b14d4a1f74c41a..16aa10cb0b7bb8f8ec3eaa4e39dc4ca5a30ce682 100644 --- a/dlls/msvcrt/file.c +++ b/dlls/msvcrt/file.c @@ -1198,7 +1198,10 @@ int CDECL MSVCRT__chsize(int fd, MSVCRT_long size) void CDECL MSVCRT_clearerr(MSVCRT_FILE* file) { TRACE(":file (%p) fd (%d)\n",file,file->_file); + + MSVCRT__lock_file(file); file->_flag &= ~(MSVCRT__IOERR | MSVCRT__IOEOF); + MSVCRT__unlock_file(file); } /********************************************************************* @@ -1338,8 +1341,15 @@ __int64 CDECL MSVCRT__filelengthi64(int fd) */ int CDECL MSVCRT__fileno(MSVCRT_FILE* file) { + int ret; + TRACE(":FILE* (%p) fd (%d)\n",file,file->_file); - return file->_file; + + MSVCRT__lock_file(file); + ret = file->_file; + MSVCRT__unlock_file(file); + + return ret; } /********************************************************************* @@ -2589,7 +2599,13 @@ int CDECL MSVCRT_fclose(MSVCRT_FILE* file) */ int CDECL MSVCRT_feof(MSVCRT_FILE* file) { - return file->_flag & MSVCRT__IOEOF; + int ret; + + MSVCRT__lock_file(file); + ret = file->_flag & MSVCRT__IOEOF; + MSVCRT__unlock_file(file); + + return ret; } /********************************************************************* @@ -2597,7 +2613,13 @@ int CDECL MSVCRT_feof(MSVCRT_FILE* file) */ int CDECL MSVCRT_ferror(MSVCRT_FILE* file) { - return file->_flag & MSVCRT__IOERR; + int ret; + + MSVCRT__lock_file(file); + ret = file->_flag & MSVCRT__IOERR; + MSVCRT__unlock_file(file); + + return ret; } /*********************************************************************