2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1994-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
5 * Copyright (C) 1991-3 Stephen Crane
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * See files README, COPYING and CREDITS in the root of the source
24 * tree for related information and legal notices. It is expected
25 * that future projects/authors will amend these files as needed.
29 * lwp.h -- prototypes and structures for lightweight processes
31 * Known contributors to this file:
32 * Markus Armbruster, 2004-2008
33 * Ron Koenderink, 2007-2008
37 * author: Stephen Crane, (jsc@doc.ic.ac.uk), Department of Computing,
38 * Imperial College of Science, Technology and Medicine, 180 Queen's
39 * Gate, London SW7 2BZ, England.
46 #include <sys/types.h>
48 #define LWP_STACKCHECK 0x1
54 #define LWP_FD_READ 0x1
55 #define LWP_FD_WRITE 0x2
57 #define LWP_MAX_PRIO 8
59 struct lwpProc *lwpInitSystem(int prio, void **ctxp, int flags, sigset_t *);
60 struct lwpProc *lwpCreate(int prio, void (*)(void *), int size,
61 int flags, char *name,
62 int argc, char **argv, void *ud);
64 void lwpTerminate(struct lwpProc * p);
66 int lwpSleepFd(int fd, int flags, struct timeval *timeout);
67 int lwpSleepUntil(time_t until);
68 void lwpWakeup(struct lwpProc *);
69 int lwpSigWait(sigset_t *set, int *sig);
70 void *lwpGetUD(struct lwpProc * p);
71 void lwpSetUD(struct lwpProc * p, char *ud);
72 int lwpSetPriority(int prio);
73 char *lwpName(struct lwpProc * p);
74 void lwpSetName(struct lwpProc * p, char *name);
76 struct lwp_rwlock *lwp_rwlock_create(char *);
77 void lwp_rwlock_destroy(struct lwp_rwlock *);
78 void lwp_rwlock_wrlock(struct lwp_rwlock *);
79 void lwp_rwlock_rdlock(struct lwp_rwlock *);
80 void lwp_rwlock_unlock(struct lwp_rwlock *);
82 extern struct lwpProc *LwpCurrent;