QEMU With E2K User Support
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qemu-e2k/os-win32.c

62 lines
2.0 KiB

/*
* os-win32.c
*
* Copyright (c) 2003-2008 Fabrice Bellard
* Copyright (c) 2010 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "qemu/osdep.h"
#include <windows.h>
#include <mmsystem.h>
#include "sysemu/runstate.h"
static BOOL WINAPI qemu_ctrl_handler(DWORD type)
{
qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_SIGNAL);
/* Windows 7 kills application when the function returns.
Sleep here to give QEMU a try for closing.
Sleep period is 10000ms because Windows kills the program
after 10 seconds anyway. */
Sleep(10000);
return TRUE;
}
static TIMECAPS mm_tc;
static void os_undo_timer_resolution(void)
{
timeEndPeriod(mm_tc.wPeriodMin);
}
void os_setup_early_signal_handling(void)
{
SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
timeGetDevCaps(&mm_tc, sizeof(mm_tc));
timeBeginPeriod(mm_tc.wPeriodMin);
atexit(os_undo_timer_resolution);
}
void os_set_line_buffering(void)
{
setbuf(stdout, NULL);
setbuf(stderr, NULL);
}