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/* $Id$ */
#include "stdafx.h"
#include "thread.h"
#include <stdlib.h>
#include "helpers.hpp"
#if defined(__AMIGA__) || defined(__MORPHOS__) || defined(NO_THREADS)
OTTDThread *OTTDCreateThread(OTTDThreadFunc function, void *arg) { return NULL; }
void *OTTDJoinThread(OTTDThread *t) { return NULL; }
void OTTDExitThread(void) { NOT_REACHED(); };
#elif defined(__OS2__)
#define INCL_DOS
#include <os2.h>
#include <process.h>
struct OTTDThread {
TID thread;
OTTDThreadFunc func;
void* arg;
void* ret;
};
static void Proxy(void* arg)
{
OTTDThread* t = (OTTDThread*)arg;
t->ret = t->func(t->arg);
}
OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
{
OTTDThread* t;
MallocT(&t, 1);
if (t == NULL) return NULL;
t->func = function;
t->arg = arg;
t->thread = _beginthread(Proxy, NULL, 32768, t);
if (t->thread != (TID)-1) {
return t;
} else {
free(t);
return NULL;
}
}
void* OTTDJoinThread(OTTDThread* t)
{
void* ret;
if (t == NULL) return NULL;
DosWaitThread(&t->thread, DCWW_WAIT);
ret = t->ret;
free(t);
return ret;
}
void OTTDExitThread(void)
{
_endthread();
}
#elif defined(UNIX)
#include <pthread.h>
struct OTTDThread {
pthread_t thread;
};
OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
{
OTTDThread* t;
MallocT(&t, 1);
if (t == NULL) return NULL;
if (pthread_create(&t->thread, NULL, function, arg) == 0) {
return t;
} else {
free(t);
return NULL;
}
}
void* OTTDJoinThread(OTTDThread* t)
{
void* ret;
if (t == NULL) return NULL;
pthread_join(t->thread, &ret);
free(t);
return ret;
}
void OTTDExitThread(void)
{
pthread_exit(NULL);
}
#elif defined(WIN32)
#include <windows.h>
struct OTTDThread {
HANDLE thread;
OTTDThreadFunc func;
void* arg;
void* ret;
};
static DWORD WINAPI Proxy(LPVOID arg)
{
OTTDThread* t = (OTTDThread*)arg;
t->ret = t->func(t->arg);
return 0;
}
OTTDThread* OTTDCreateThread(OTTDThreadFunc function, void* arg)
{
OTTDThread* t;
MallocT(&t, 1);
DWORD dwThreadId;
if (t == NULL) return NULL;
t->func = function;
t->arg = arg;
t->thread = CreateThread(NULL, 0, Proxy, t, 0, &dwThreadId);
if (t->thread != NULL) {
return t;
} else {
free(t);
return NULL;
}
}
void* OTTDJoinThread(OTTDThread* t)
{
void* ret;
if (t == NULL) return NULL;
WaitForSingleObject(t->thread, INFINITE);
CloseHandle(t->thread);
ret = t->ret;
free(t);
return ret;
}
void OTTDExitThread(void)
{
ExitThread(0);
}
#endif
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