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/*
* GTK VNC Widget
*
* Copyright (C) 2006 Anthony Liguori <anthony@codemonkey.ws>
*
* 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 2.0 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _COROUTINE_H_
#define _COROUTINE_H_
#include "config.h"
#if WITH_UCONTEXT
#include "continuation.h"
#elif WITH_WINFIBER
#include <windows.h>
#else
#include <glib.h>
#endif
struct coroutine
{
size_t stack_size;
void *(*entry)(void *);
int (*release)(struct coroutine *);
/* read-only */
int exited;
/* private */
struct coroutine *caller;
void *data;
#if WITH_UCONTEXT
struct continuation cc;
#elif WITH_WINFIBER
LPVOID fiber;
int ret;
#else
GThread *thread;
gboolean runnable;
#endif
};
void coroutine_init(struct coroutine *co);
int coroutine_release(struct coroutine *co);
void *coroutine_swap(struct coroutine *from, struct coroutine *to, void *arg);
struct coroutine *coroutine_self(void);
void *coroutine_yieldto(struct coroutine *to, void *arg);
void *coroutine_yield(void *arg);
gboolean coroutine_is_main(struct coroutine *co);
static inline gboolean coroutine_self_is_main(void) {
return coroutine_self() == NULL || coroutine_is_main(coroutine_self());
}
#endif
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* tab-width: 8
* End:
*/
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