beetle-pce-fast-libretro/libretro-common/include/retro_timers.h
2017-07-06 18:10:19 +02:00

111 lines
3.2 KiB
C

/* Copyright (C) 2010-2017 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (retro_timers.h).
* ---------------------------------------------------------------------------------------
*
* 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.
*/
#ifndef __LIBRETRO_COMMON_TIMERS_H
#define __LIBRETRO_COMMON_TIMERS_H
#include <stdint.h>
#if defined(__CELLOS_LV2__) && !defined(__PSL1GHT__)
#include <sys/timer.h>
#elif defined(XENON)
#include <time/time.h>
#elif defined(GEKKO) || defined(__PSL1GHT__) || defined(__QNX__)
#include <unistd.h>
#elif defined(WIIU)
#include <wiiu/os/thread.h>
#elif defined(PSP)
#include <pspthreadman.h>
#elif defined(VITA)
#include <psp2/kernel/threadmgr.h>
#elif defined(_3DS)
#include <3ds.h>
#else
#include <time.h>
#endif
#if defined(_WIN32) && !defined(_XBOX)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#elif defined(_WIN32) && defined(_XBOX)
#include <Xtl.h>
#endif
#include <limits.h>
#ifdef _MSC_VER
#include <compat/msvc.h>
#endif
#include <retro_inline.h>
#ifdef DJGPP
#define timespec timeval
#define tv_nsec tv_usec
#include <unistd.h>
extern int nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
static int nanosleepDOS(const struct timespec *rqtp, struct timespec *rmtp)
{
usleep(1000000 * rqtp->tv_sec + rqtp->tv_nsec / 1000);
if (rmtp)
rmtp->tv_sec = rmtp->tv_nsec=0;
return 0;
}
#define nanosleep nanosleepDOS
#endif
/**
* retro_sleep:
* @msec : amount in milliseconds to sleep
*
* Sleeps for a specified amount of milliseconds (@msec).
**/
static INLINE void retro_sleep(unsigned msec)
{
#if defined(__CELLOS_LV2__) && !defined(__PSL1GHT__)
sys_timer_usleep(1000 * msec);
#elif defined(PSP) || defined(VITA)
sceKernelDelayThread(1000 * msec);
#elif defined(_3DS)
svcSleepThread(1000000 * (s64)msec);
#elif defined(_WIN32)
Sleep(msec);
#elif defined(XENON)
udelay(1000 * msec);
#elif defined(GEKKO) || defined(__PSL1GHT__) || defined(__QNX__)
usleep(1000 * msec);
#elif defined(WIIU)
OSSleepTicks(ms_to_ticks(msec));
#else
struct timespec tv = {0};
tv.tv_sec = msec / 1000;
tv.tv_nsec = (msec % 1000) * 1000000;
nanosleep(&tv, NULL);
#endif
}
#endif