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msvcrt: Use fd critical section in _write.

This commit is contained in:
Piotr Caban 2015-06-04 11:25:00 +02:00 committed by Alexandre Julliard
parent eec7a565be
commit ba757eaec7
1 changed files with 9 additions and 1 deletions
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10
dlls/msvcrt/file.c
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@ -3283,7 +3283,7 @@ int CDECL _wutime(const MSVCRT_wchar_t* path, struct MSVCRT___utimbuf32 *t)
int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
{
DWORD num_written;
ioinfo *info = get_ioinfo_nolock(fd);
ioinfo *info = get_ioinfo(fd);
HANDLE hand = info->handle;
/* Don't trace small writes, it gets *very* annoying */
@ -3294,12 +3294,14 @@ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
if (hand == INVALID_HANDLE_VALUE)
{
*MSVCRT__errno() = MSVCRT_EBADF;
release_ioinfo(info);
return -1;
}
if (((info->exflag&EF_UTF8) || (info->exflag&EF_UTF16)) && count&1)
{
*MSVCRT__errno() = MSVCRT_EINVAL;
release_ioinfo(info);
return -1;
}
@ -3311,7 +3313,10 @@ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
{
if (WriteFile(hand, buf, count, &num_written, NULL)
&& (num_written == count))
{
release_ioinfo(info);
return num_written;
}
TRACE("WriteFile (fd %d, hand %p) failed-last error (%d)\n", fd,
hand, GetLastError());
*MSVCRT__errno() = MSVCRT_ENOSPC;
@ -3402,6 +3407,7 @@ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
if(!conv_len) {
msvcrt_set_errno(GetLastError());
MSVCRT_free(p);
release_ioinfo(info);
return -1;
}
@ -3433,6 +3439,7 @@ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
if (!WriteFile(hand, q, size, &num_written, NULL))
num_written = -1;
release_ioinfo(info);
if(p)
MSVCRT_free(p);
if (num_written != size)
@ -3445,6 +3452,7 @@ int CDECL MSVCRT__write(int fd, const void* buf, unsigned int count)
return count;
}
release_ioinfo(info);
return -1;
}