source: XmlTools2/trunk/libs/TinyJS_Threading.cpp@ 907

#include "TinyJS_Threading.h"

#undef HAVE_THREADING
#if !defined(NO_THREADING) && !defined(HAVE_CUSTOM_THREADING_IMPL)
#       define HAVE_THREADING
#       if defined(WIN32) && !defined(HAVE_PTHREAD)
#               include <windows.h>
#       else
#               include <pthread.h>
#       endif
#endif

#ifdef HAVE_THREADING 

#ifndef HAVE_PTHREAD
// simple pthreads 4 windows
#       define pthread_t HANDLE
#       define pthread_create(t, stack, fnc, a) *(t) = CreateThread(NULL, stack, (LPTHREAD_START_ROUTINE)fnc, a, 0, NULL)
#       define pthread_join(t, v) WaitForSingleObject(t, INFINITE), GetExitCodeThread(t,(LPDWORD)v), CloseHandle(t)

#       define pthread_mutex_t HANDLE
#       define pthread_mutex_init(m, a) *(m) = CreateMutex(NULL, false, NULL)
#       define pthread_mutex_destroy(m) CloseHandle(*(m));
#       define pthread_mutex_lock(m)            WaitForSingleObject(*(m), INFINITE);
#       define pthread_mutex_unlock(m)  ReleaseMutex(*(m));
#endif

class CScriptMutex_impl : public CScriptMutex::CScriptMutex_t {
public:
        CScriptMutex_impl() {
                pthread_mutex_init(&mutex, NULL);
        }
        ~CScriptMutex_impl() {
                pthread_mutex_destroy(&mutex);
        }
        void lock() {
                pthread_mutex_lock(&mutex);
        }
        void unlock() {
                pthread_mutex_unlock(&mutex);
        }
        pthread_mutex_t mutex;
};

CScriptMutex::CScriptMutex() {
        mutex = new CScriptMutex_impl;
}

CScriptMutex::~CScriptMutex() {
        delete mutex;
}

class CScriptThread_impl : public CScriptThread::CScriptThread_t {
public:
        CScriptThread_impl(CScriptThread *_this) : activ(false), running(false), This(_this) {}
        ~CScriptThread_impl() {}
        void Run() {
                if(running) return;
                activ = true;
                pthread_create(&thread, NULL, (void*(*)(void*))ThreadFnc, this);
                while(!running);
        }
        int Stop() {
                if(!running) return -1;
                void *retvar;
                activ = false;
                pthread_join(thread, &retvar);
                running = false;
                return (int)retvar;
        }
        bool isActiv() { return activ; }
        static void *ThreadFnc(CScriptThread_impl *This) {
                This->running = true;
                return (void*) This->This->ThreadFnc();
        }
        bool activ;
        bool running;
        CScriptThread *This;
        pthread_t thread;
};

CScriptThread::CScriptThread() {
        thread = new CScriptThread_impl(this);
}
CScriptThread::~CScriptThread() {
        delete thread;
}
#endif // HAVE_THREADING