ruby/coroutine/ucontext/Context.c

/*
 *  This file is part of the "Coroutine" project and released under the MIT License.
 *
 *  Created by Samuel Williams on 24/6/2019.
 *  Copyright, 2019, by Samuel Williams.
*/

/* According to Solaris' ucontext.h, makecontext, etc. are removed in SUSv4.
 * To enable the prototype declarations, we need to define __EXTENSIONS__.
 */
#if defined(__sun) && !defined(__EXTENSIONS__)
#define __EXTENSIONS__
#endif
#include "Context.h"

void coroutine_trampoline(void * _start, void * _context)
{
    coroutine_start start = (coroutine_start)_start;
    struct coroutine_context * context = _context;

    start(context->from, context);
}