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/*
* libmowgli: A collection of useful routines for programming.
* thread.h: Cross-platform threading helper routines.
*
* Copyright (c) 2011 Wilcox Technologies, LLC <awilcox -at- wilcox-tech.com>
* Copyright (c) 2011, 2012 William Pitcock <nenolod@dereferenced.org>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice is present in all copies.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MOWGLI_THREAD_H__
#define __MOWGLI_THREAD_H__
#ifdef MOWGLI_OS_UNIX_TYPE
# include <thread.h>
# define MOWGLI_FEATURE_HAVE_NATIVE_THREADS
# define MOWGLI_NATIVE_THREAD_DECL(name) thread_t (name)
#elif defined MOWGLI_OS_WIN
# define MOWGLI_FEATURE_HAVE_NATIVE_THREADS
# define MOWGLI_NATIVE_THREAD_DECL(name) HANDLE (name)
#else
# include <pthread.h>
#endif
typedef struct {
#ifdef MOWGLI_FEATURE_HAVE_NATIVE_THREADS
MOWGLI_NATIVE_THREAD_DECL(thread);
#else
pthread_t thread;
#endif
} mowgli_thread_t;
#ifdef MOWGLI_NATIVE_THREAD_DECL
# undef MOWGLI_NATIVE_THREAD_DECL
#endif
typedef void *(*mowgli_thread_start_fn_t)(mowgli_thread_t *thread, void *userdata);
/*
* Note: we should keep our thread interface light and minimal for best possible
* portability. Creating, ending, killing and cleanup functions are presently implemented,
* and cover approximately 99.999% of uses of thread APIs. --nenolod
*/
typedef struct {
int (*thread_create)(mowgli_thread_t *thread, mowgli_thread_start_fn_t start_fn, void *userdata);
void (*thread_exit)(mowgli_thread_t *thread);
void *(*thread_join)(mowgli_thread_t *thread);
void (*thread_kill)(mowgli_thread_t *thread);
void (*thread_destroy)(mowgli_thread_t *thread);
} mowgli_thread_ops_t;
int mowgli_thread_create(mowgli_thread_t *thread, mowgli_thread_start_fn_t start_fn, void *userdata);
void mowgli_thread_exit(mowgli_thread_t *thread);
void *mowgli_thread_join(mowgli_thread_t *thread);
void mowgli_thread_kill(mowgli_thread_t *thread);
void mowgli_thread_destroy(mowgli_thread_t *thread);
typedef enum {
MOWGLI_THREAD_POLICY_DEFAULT,
MOWGLI_THREAD_POLICY_DISABLED,
} mowgli_thread_policy_t;
#endif
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