mgba/include/mgba-util/threading.h

/* Copyright (c) 2013-2015 Jeffrey Pfau
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef THREADING_H
#define THREADING_H

#include <mgba-util/common.h>

CXX_GUARD_START

#ifndef DISABLE_THREADING
#ifdef USE_PTHREADS
#include <mgba-util/platform/posix/threading.h>
#elif defined(_WIN32)
#include <mgba-util/platform/windows/threading.h>
#elif defined(PSP2)
#include <mgba-util/platform/psp2/threading.h>
#elif defined(__3DS__)
#include <mgba-util/platform/3ds/threading.h>
#elif defined(__SWITCH__)
#include <mgba-util/platform/switch/threading.h>
#else
#define DISABLE_THREADING
#endif
#endif

#ifndef DISABLE_THREADING
#if (__STDC_VERSION__ >= 201112L) && (__STDC_NO_THREADS__ != 1)
#define ThreadLocal _Thread_local void*
#define ThreadLocalInitKey(X)
#define ThreadLocalSetKey(K, V) K = V
#define ThreadLocalGetValue(K) K
#endif
#else
#ifdef __3DS__
// ctrulib already has a type called Thread
#include <3ds/thread.h>
#elif defined(__SWITCH__)
#include <switch/kernel/thread.h>
#else
typedef void* Thread;
#endif
#ifdef __SWITCH__
#include <switch/kernel/mutex.h>
#else
typedef void* Mutex;
#endif
typedef void* Condition;
typedef int ThreadLocal;

static inline int MutexInit(Mutex* mutex) {
	UNUSED(mutex);
	return 0;
}

static inline int MutexDeinit(Mutex* mutex) {
	UNUSED(mutex);
	return 0;
}

static inline int MutexLock(Mutex* mutex) {
	UNUSED(mutex);
	return 0;
}

static inline int MutexTryLock(Mutex* mutex) {
	UNUSED(mutex);
	return 0;
}

static inline int MutexUnlock(Mutex* mutex) {
	UNUSED(mutex);
	return 0;
}

static inline int ConditionInit(Condition* cond) {
	UNUSED(cond);
	return 0;
}

static inline int ConditionDeinit(Condition* cond) {
	UNUSED(cond);
	return 0;
}

static inline int ConditionWait(Condition* cond, Mutex* mutex) {
	UNUSED(cond);
	UNUSED(mutex);
	return 0;
}

static inline int ConditionWaitTimed(Condition* cond, Mutex* mutex, int32_t timeoutMs) {
	UNUSED(cond);
	UNUSED(mutex);
	UNUSED(timeoutMs);
	return 0;
}

static inline int ConditionWake(Condition* cond) {
	UNUSED(cond);
	return 0;
}

static inline void ThreadLocalInitKey(ThreadLocal* key) {
	UNUSED(key);
}

static inline void ThreadLocalSetKey(ThreadLocal key, void* value) {
	UNUSED(key);
	UNUSED(value);
}

static inline void* ThreadLocalGetValue(ThreadLocal key) {
	UNUSED(key);
	return NULL;
}
#endif

CXX_GUARD_END

#endif