84 lines
2.5 KiB
C
84 lines
2.5 KiB
C
/*
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* os-win32.c
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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* Copyright (c) 2010 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include <windows.h>
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#include <mmsystem.h>
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#include "qemu-common.h"
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#include "qemu-options.h"
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#include "sysemu/runstate.h"
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static BOOL WINAPI qemu_ctrl_handler(DWORD type)
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{
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qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_SIGNAL);
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/* Windows 7 kills application when the function returns.
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Sleep here to give QEMU a try for closing.
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Sleep period is 10000ms because Windows kills the program
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after 10 seconds anyway. */
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Sleep(10000);
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return TRUE;
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}
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static TIMECAPS mm_tc;
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static void os_undo_timer_resolution(void)
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{
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timeEndPeriod(mm_tc.wPeriodMin);
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}
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void os_setup_early_signal_handling(void)
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{
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SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
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timeGetDevCaps(&mm_tc, sizeof(mm_tc));
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timeBeginPeriod(mm_tc.wPeriodMin);
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atexit(os_undo_timer_resolution);
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}
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/*
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* Look for support files in the same directory as the executable.
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*
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* The caller must use g_free() to free the returned data when it is
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* no longer required.
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*/
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char *os_find_datadir(void)
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{
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return qemu_get_exec_dir();
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}
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void os_set_line_buffering(void)
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{
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setbuf(stdout, NULL);
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setbuf(stderr, NULL);
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}
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/*
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* Parse OS specific command line options.
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* return 0 if option handled, -1 otherwise
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*/
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int os_parse_cmd_args(int index, const char *optarg)
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{
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return -1;
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}
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