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ntdll: Call tcdrain for serial handles from NtFlushBuffersFile.

This commit is contained in:
Wolfgang Walter 2009-01-20 17:52:38 +01:00 committed by Alexandre Julliard
parent d35c67becd
commit f93a5d2560
2 changed files with 32 additions and 18 deletions
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23
dlls/ntdll/file.c
View File

@ -66,6 +66,9 @@
#ifdef HAVE_SYS_STATFS_H
# include <sys/statfs.h>
#endif
#ifdef HAVE_TERMIOS_H
#include <termios.h>
#endif
#ifdef HAVE_VALGRIND_MEMCHECK_H
# include <valgrind/memcheck.h>
#endif
@ -2749,7 +2752,24 @@ NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock
{
NTSTATUS ret;
HANDLE hEvent = NULL;
enum server_fd_type type;
int fd, needs_close;
ret = server_get_unix_fd( hFile, FILE_WRITE_DATA, &fd, &needs_close, &type, NULL );
if (!ret && type == FD_TYPE_SERIAL)
{
while (tcdrain( fd ) == -1)
{
if (errno != EINTR)
{
ret = FILE_GetNtStatus();
break;
}
}
}
else
{
SERVER_START_REQ( flush_file )
{
req->handle = wine_server_obj_handle( hFile );
@ -2762,6 +2782,9 @@ NTSTATUS WINAPI NtFlushBuffersFile( HANDLE hFile, IO_STATUS_BLOCK* IoStatusBlock
ret = NtWaitForSingleObject( hEvent, FALSE, NULL );
NtClose( hEvent );
}
}
if (needs_close) close( fd );
return ret;
}

11
server/serial.c
View File

@ -61,7 +61,6 @@ static struct fd *serial_get_fd( struct object *obj );
static void serial_destroy(struct object *obj);
static enum server_fd_type serial_get_fd_type( struct fd *fd );
static void serial_flush( struct fd *fd, struct event **event );
static void serial_queue_async( struct fd *fd, const async_data_t *data, int type, int count );
struct serial
@ -107,7 +106,7 @@ static const struct fd_ops serial_fd_ops =
{
default_fd_get_poll_events, /* get_poll_events */
default_poll_event, /* poll_event */
serial_flush, /* flush */
no_flush, /* flush */
serial_get_fd_type, /* get_fd_type */
default_fd_ioctl, /* ioctl */
serial_queue_async, /* queue_async */
@ -196,14 +195,6 @@ static void serial_queue_async( struct fd *fd, const async_data_t *data, int typ
}
}
static void serial_flush( struct fd *fd, struct event **event )
{
/* MSDN says: If hFile is a handle to a communications device,
* the function only flushes the transmit buffer.
*/
if (tcflush( get_unix_fd(fd), TCOFLUSH ) == -1) file_set_error();
}
DECL_HANDLER(get_serial_info)
{
struct serial *serial;