www.pudn.com > slow.zip > coro.h

//Lorcan. no coro.h file found with this package. Found this at http://www.goron.de/~froese/coro/coro-1.1.0.pre2.tar.gz 
#ifndef CORO_H 
#define CORO_H 
 
struct coroutine 
{ 
    void *sp;			/* saved stack pointer while coro is inactive */ 
    struct coroutine *caller;	/* PUBLIC who has called this coroutine */ 
    struct coroutine *resumeto;	/* PUBLIC who to resume to */ 
    void *user;			/* PUBLIC user data.  for whatever you want. */ 
 
    void *(*func)(void *);	/* coroutines main function */ 
    int to_free;		/* how much memory to free on co_delete */ 
}; 
 
extern struct coroutine *co_current;	/* currently active coroutine */ 
extern struct coroutine co_main[];	/* automagically generated main coro. */ 
 
struct coroutine *co_create(void *func, void *stack, int stacksize); 
void *co_call(struct coroutine *co, void *data); 
void *co_resume(void *data); 
void co_delete(struct coroutine *co); 
void co_exit_to(struct coroutine *co, void *data) __attribute__((noreturn)); 
void co_exit(void *data) __attribute__((noreturn)); 
 
#endif