/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1994-2020, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure, Markus Armbruster
* Copyright (C) 1991-3 Stephen Crane
*
* Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
* ---
*
* See files README, COPYING and CREDITS in the root of the source
* tree for related information and legal notices. It is expected
* that future projects/authors will amend these files as needed.
*
* ---
*
* lwp.h -- prototypes and structures for lightweight processes
*
* Known contributors to this file:
* Markus Armbruster, 2004-2013
* Ron Koenderink, 2007-2009
*/
/*
* author: Stephen Crane, (jsc@doc.ic.ac.uk), Department of Computing,
* Imperial College of Science, Technology and Medicine, 180 Queen's
* Gate, London SW7 2BZ, England.
*/
#ifndef LWP_H
#define LWP_H
#include
#include
#define LWP_STACKCHECK 0x1
#define LWP_PRINT 0x2
struct lwpProc;
struct lwp_rwlock;
#define LWP_FD_READ 0x1
#define LWP_FD_WRITE 0x2
#define LWP_MAX_PRIO 8
struct lwpProc *lwpInitSystem(int prio, void **ctxp, int flags, sigset_t *);
struct lwpProc *lwpCreate(int prio, void (*)(void *), int size,
int flags, char *name,
int argc, char **argv, void *ud);
void lwpExit(void);
void lwpTerminate(struct lwpProc *);
void lwpYield(void);
int lwpSleepFd(int fd, int flags, struct timeval *timeout);
int lwpSleepUntil(time_t until);
void lwpWakeup(struct lwpProc *);
int lwpSigWait(sigset_t *set, int *sig);
void *lwpGetUD(struct lwpProc *);
void lwpSetUD(struct lwpProc *, char *ud);
int lwpSetPriority(int prio);
char *lwpName(struct lwpProc *);
void lwpSetName(struct lwpProc *, char *name);
struct lwp_rwlock *lwp_rwlock_create(char *);
void lwp_rwlock_destroy(struct lwp_rwlock *);
void lwp_rwlock_wrlock(struct lwp_rwlock *);
void lwp_rwlock_rdlock(struct lwp_rwlock *);
void lwp_rwlock_unlock(struct lwp_rwlock *);
extern struct lwpProc *LwpCurrent;
#endif