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task: use mac os x task implementation on other !WIN platforms too. 

Thanks rogerman and pengvado.
This commit is contained in:
riccardom 2011-11-26 16:16:55 +00:00
parent 2d7b42dbf2
commit ce4d0c9e10
1 changed files with 2 additions and 80 deletions
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82
desmume/src/utils/task.cpp
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@ -25,9 +25,6 @@
#include <windows.h>
#else
#include <pthread.h>
#if !defined(__APPLE__)
#include <semaphore.h>
#endif
#endif
#ifdef _MSC_VER
@ -157,7 +154,7 @@ void* Task::Impl::finish()
return param;
}
#elif defined(__APPLE__)
#else
class Task::Impl {
private:
@ -181,7 +178,7 @@ public:
bool exitThread;
};
void* taskProc(void *arg)
static void* taskProc(void *arg)
{
Task::Impl *ctx = (Task::Impl *)arg;
@ -305,81 +302,6 @@ void Task::Impl::shutdown()
this->_isThreadRunning = false;
pthread_mutex_unlock(&this->mutex);
}
#else
class Task::Impl {
public:
Impl();
~Impl() {}
void start(bool spinlock);
void execute(const TWork &work, void* param);
void* finish();
void shutdown();
pthread_t thread;
sem_t in, out;
TWork work;
void *param, *ret;
bool bStarted, bKill;
};
void *taskProc(void *arg)
{
Task::Impl *ctx = (Task::Impl *)arg;
while(1) {
while(sem_wait(&ctx->in) == -1)
;
if(ctx->bKill)
break;
ctx->ret = ctx->work(ctx->param);
sem_post(&ctx->out);
}
return NULL;
}
Task::Impl::Impl()
{
work = NULL;
param = NULL;
ret = NULL;
bKill = false;
bStarted = false;
}
void Task::Impl::start(bool spinlock)
{
sem_init(&in, 0, 0);
sem_init(&out, 0, 0);
pthread_create(&thread, NULL, &taskProc, this);
bStarted = 1;
}
void Task::Impl::execute(const TWork &work, void* param)
{
this->work = work;
this->param = param;
sem_post(&in);
}
void *Task::Impl::finish()
{
while(sem_wait(&out) == -1)
;
return ret;
}
void Task::Impl::shutdown()
{
if(!bStarted)
return;
bKill = 1;
sem_post(&in);
pthread_join(thread, NULL);
sem_destroy(&in);
sem_destroy(&out);
}
#endif
void Task::start(bool spinlock) { impl->start(spinlock); }