RetroArch/libretro-common/include/libco.h
2015-02-19 00:04:03 +01:00

82 lines
2.2 KiB
C

/* Copyright (C) 2010-2015 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (libco.h).
* ---------------------------------------------------------------------------------------
*
* Permission is hereby granted, free of charge,
* to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef LIBCO_H
#define LIBCO_H
#ifdef LIBCO_C
#ifdef LIBCO_MP
#define thread_local __thread
#else
#define thread_local
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
typedef void* cothread_t;
/**
* co_active:
*
* Gets the currently active context.
*
* Returns: active context.
**/
cothread_t co_active(void);
/**
* co_create:
* @int : stack size
* @funcptr : thread entry function callback
*
* Create a co_thread.
*
* Returns: cothread if successful, otherwise NULL.
*/
cothread_t co_create(unsigned int, void (*)(void));
/**
* co_delete:
* @cothread : cothread object
*
* Frees a co_thread.
*/
void co_delete(cothread_t cothread);
/**
* co_switch:
* @cothread : cothread object to switch to
*
* Do a context switch to @cothread.
*/
void co_switch(cothread_t cothread);
#ifdef __cplusplus
}
#endif
/* ifndef LIBCO_H */
#endif