2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2018, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * lwp.c: Interface from Empire threads to LWP threads
29 * Known contributors to this file:
31 * Markus Armbruster, 2006-2009
38 #include "empthread.h"
42 /* Flags that were passed to empth_init() */
43 static int empth_flags;
47 empth_init(void **ctx, int flags)
54 sigaddset(&set, SIGHUP);
55 sigaddset(&set, SIGINT);
56 sigaddset(&set, SIGTERM);
57 lwpInitSystem(1, ctx, flags, &set);
63 empth_create(void (*entry)(void *), int size, int flags,
69 return lwpCreate(1, entry, size, flags, name, 0, NULL, ud);
79 empth_name(empth_t *thread)
81 return lwpName(thread);
85 empth_set_name(empth_t *thread, char *name)
87 lwpSetName(thread, name);
105 empth_select(int fd, int flags, struct timeval *timeout)
108 return lwpSleepFd(fd, flags, timeout);
112 empth_wakeup(empth_t *a)
118 empth_sleep(time_t until)
121 return lwpSleepUntil(until);
125 empth_wait_for_signal(void)
133 sigaddset(&set, SIGHUP);
134 sigaddset(&set, SIGINT);
135 sigaddset(&set, SIGTERM);
137 err = lwpSigWait(&set, &sig);
138 if (CANT_HAPPEN(err)) {
140 lwpSleepUntil(now + 60);
148 empth_rwlock_create(char *name)
150 return lwp_rwlock_create(name);
154 empth_rwlock_destroy(empth_rwlock_t *rwlock)
156 lwp_rwlock_destroy(rwlock);
160 empth_rwlock_wrlock(empth_rwlock_t *rwlock)
163 lwp_rwlock_wrlock(rwlock);
167 empth_rwlock_rdlock(empth_rwlock_t *rwlock)
170 lwp_rwlock_rdlock(rwlock);
174 empth_rwlock_unlock(empth_rwlock_t *rwlock)
176 lwp_rwlock_unlock(rwlock);