140 lines
3.3 KiB
C++
140 lines
3.3 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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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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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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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 THE
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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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#if (__ANDROID__ || __APPLE__)
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#include "stdneb.h"
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#include "linuxevent.h"
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#ifdef __ANDROID__
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#include <asm-generic/errno.h>
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#endif
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#if __APPLE__
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#include <sys/time.h>
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#include <sys/errno.h>
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#endif
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HANDLE Linux_CreateEvent(void *pSec,bool bManualReset,bool bInitialState,char *pStr)
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{
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HANDLE handle = n_new(LinuxHandle);
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pthread_cond_init(&handle->cond, 0);
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pthread_mutex_init(&handle->mtx,NULL);
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handle->manual_reset = bManualReset;
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handle->signaled = bInitialState;
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return handle;
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}
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void Linux_CloseHandle(HANDLE handle)
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{
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if(NULL == handle)
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{
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return;
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}
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pthread_mutex_destroy(&handle->mtx);
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pthread_cond_destroy(&handle->cond);
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n_delete(handle);
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}
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void Linux_SetEvent(HANDLE handle)
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{
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if(NULL == handle)
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{
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return;
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}
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CLocker lock(&handle->mtx);
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if(handle->manual_reset)
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{
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pthread_cond_broadcast(&handle->cond);
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}
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else
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{
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pthread_cond_signal(&handle->cond);
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}
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handle->signaled = true;
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}
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void Linux_ResetEvent(HANDLE handle)
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{
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if(NULL == handle)
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{
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return;
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}
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CLocker lock(&handle->mtx);
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handle->signaled = false;
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}
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int Linux_WaitForSingleObject(HANDLE handle,unsigned int timeout)
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{
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if(NULL == handle)
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{
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return 0;
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}
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CLocker lock(&handle->mtx);
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int ret = 0;
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if(!handle->signaled)
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{
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if(!timeout) ///no time for waiting
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{
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return WAIT_TIMEOUT;
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}
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else
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{
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timespec tm;
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if (INFINITE != timeout)
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{
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/// set timeout
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timeval now;
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gettimeofday(&now, 0);
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tm.tv_sec = now.tv_sec + timeout / 1000 + (((timeout % 1000) * 1000 + now.tv_usec) / 1000000);
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tm.tv_nsec = (((timeout % 1000) * 1000 + now.tv_usec) % 1000000) * 1000;
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}
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/// wait until condition thread returns control
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do
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{
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ret = (INFINITE == timeout ? pthread_cond_wait(&handle->cond,&handle->mtx) :
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pthread_cond_timedwait(&handle->cond, &handle->mtx, &tm));
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}
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while (!ret && !handle->signaled);
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}
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}
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/// adjust signaled member
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switch(ret)
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{
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case 0: // success
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if (!handle->manual_reset)
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{
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handle->signaled = false;
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}
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return WAIT_OBJECT_0;
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case ETIMEDOUT:
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default:
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return WAIT_TIMEOUT;
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}
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}
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#endif |