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/*
*
* Copyright (C) 2012-2020 by C.H. Huang
* plushuang.tw@gmail.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* ---
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU Lesser General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*
*/
#ifndef UG_THREAD_H
#define UG_THREAD_H
#include <stddef.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#if defined _WIN32 || defined _WIN64
typedef uintptr_t UgThread;
typedef void* UgMutex;
typedef unsigned UgThreadResult;
// This function must return UG_THREAD_RESULT
typedef UgThreadResult (*UgThreadFunc)(void*);
#define UG_THREAD_RESULT 0
#define UG_THREAD_OK 0
// ug_thread_create() and ug_thread_join() return UG_THREAD_OK if successful
int ug_thread_create(UgThread* thread, UgThreadFunc func, void* data);
int ug_thread_join (UgThread* thread);
void ug_thread_unjoin(UgThread* thread);
UgThread ug_thread_self (void);
// mutex ------
void ug_mutex_init (UgMutex* mutex);
void ug_mutex_clear (UgMutex* mutex);
void ug_mutex_lock (UgMutex* mutex);
void ug_mutex_unlock(UgMutex* mutex);
//#elif defined(HAVE_PTHREAD)
#else
#include <pthread.h>
typedef pthread_t UgThread;
typedef pthread_mutex_t UgMutex;
typedef void* UgThreadResult;
// This function must return UG_THREAD_RESULT
typedef UgThreadResult (*UgThreadFunc)(void*);
#define UG_THREAD_RESULT NULL
#define UG_THREAD_OK 0
// ug_thread_create() and ug_thread_join() return UG_THREAD_OK if successful
#define ug_thread_create(thread, func, data) \
pthread_create(thread, NULL, func, data)
#define ug_thread_join(thread) \
pthread_join(*(thread), NULL)
#define ug_thread_unjoin(thread) \
pthread_detach(*(thread))
#define ug_thread_self pthread_self
// mutex ------
// void ug_mutex_init(UgMutex* mutex);
#define ug_mutex_init(mutex) pthread_mutex_init(mutex, NULL)
// void ug_mutex_clear(UgMutex* mutex);
#define ug_mutex_clear(mutex) pthread_mutex_destroy(mutex)
// void ug_mutex_lock(UgMutex* mutex);
#define ug_mutex_lock(mutex) pthread_mutex_lock(mutex)
// void ug_mutex_unlock(UgMutex* mutex);
#define ug_mutex_unlock(mutex) pthread_mutex_unlock(mutex)
#endif // _WIN32 || _WIN64
#ifdef __cplusplus
}
#endif
#endif // UG_THREAD_H
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