Markus Armbruster
c69cf0d1fd
(empth_sem_t, empth_sem_create, empth_sem_signal, empth_sem_wait): Remove. [EMPTH_LWP] (lwpSem, lwpCreateSem, lwpSignal, lwpWait): Remove. [EMPTH_W32] (loc_sem): Remove.
163 lines
3.1 KiB
C
163 lines
3.1 KiB
C
/*
|
|
* Empire - A multi-player, client/server Internet based war game.
|
|
* Copyright (C) 1986-2007, Dave Pare, Jeff Bailey, Thomas Ruschak,
|
|
* Ken Stevens, Steve McClure
|
|
*
|
|
* This program 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 2 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, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
* ---
|
|
*
|
|
* 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.c: Interface from Empire threads to LWP threads
|
|
*
|
|
* Known contributors to this file:
|
|
* Sasha Mikheev
|
|
* Markus Armbruster, 2006-2007
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include <signal.h>
|
|
#include <time.h>
|
|
#include "empthread.h"
|
|
#include "misc.h"
|
|
|
|
/* Flags that were passed to empth_init() */
|
|
static int empth_flags;
|
|
|
|
|
|
int
|
|
empth_init(void **ctx, int flags)
|
|
{
|
|
sigset_t set;
|
|
|
|
empth_flags = flags;
|
|
empth_init_signals();
|
|
sigemptyset(&set);
|
|
sigaddset(&set, SIGHUP);
|
|
sigaddset(&set, SIGINT);
|
|
sigaddset(&set, SIGTERM);
|
|
lwpInitSystem(PP_MAIN, ctx, flags, &set);
|
|
return 0;
|
|
}
|
|
|
|
|
|
empth_t *
|
|
empth_create(int prio, void (*entry)(void *), int size, int flags,
|
|
char *name, void *ud)
|
|
{
|
|
if (!flags)
|
|
flags = empth_flags;
|
|
return lwpCreate(prio, entry, size, flags, name, 0, 0, ud);
|
|
}
|
|
|
|
empth_t *
|
|
empth_self(void)
|
|
{
|
|
return LwpCurrent;
|
|
}
|
|
|
|
void
|
|
empth_exit(void)
|
|
{
|
|
lwpExit();
|
|
}
|
|
|
|
void
|
|
empth_yield(void)
|
|
{
|
|
lwpYield();
|
|
}
|
|
|
|
void
|
|
empth_terminate(empth_t *a)
|
|
{
|
|
lwpTerminate(a);
|
|
}
|
|
|
|
void
|
|
empth_select(int fd, int flags)
|
|
{
|
|
lwpSleepFd(fd, flags);
|
|
}
|
|
|
|
void
|
|
empth_wakeup(empth_t *a)
|
|
{
|
|
lwpWakeup(a);
|
|
}
|
|
|
|
int
|
|
empth_sleep(time_t until)
|
|
{
|
|
return lwpSleepUntil(until);
|
|
}
|
|
|
|
int
|
|
empth_wait_for_signal(void)
|
|
{
|
|
sigset_t set;
|
|
int sig, err;
|
|
time_t now;
|
|
|
|
sigemptyset(&set);
|
|
sigaddset(&set, SIGHUP);
|
|
sigaddset(&set, SIGINT);
|
|
sigaddset(&set, SIGTERM);
|
|
for (;;) {
|
|
err = lwpSigWait(&set, &sig);
|
|
if (CANT_HAPPEN(err)) {
|
|
time(&now);
|
|
lwpSleepUntil(now + 60);
|
|
continue;
|
|
}
|
|
return sig;
|
|
}
|
|
}
|
|
|
|
empth_rwlock_t *
|
|
empth_rwlock_create(char *name)
|
|
{
|
|
return lwp_rwlock_create(name);
|
|
}
|
|
|
|
void
|
|
empth_rwlock_destroy(empth_rwlock_t *rwlock)
|
|
{
|
|
lwp_rwlock_destroy(rwlock);
|
|
}
|
|
|
|
void
|
|
empth_rwlock_wrlock(empth_rwlock_t *rwlock)
|
|
{
|
|
lwp_rwlock_wrlock(rwlock);
|
|
}
|
|
|
|
void
|
|
empth_rwlock_rdlock(empth_rwlock_t *rwlock)
|
|
{
|
|
lwp_rwlock_rdlock(rwlock);
|
|
}
|
|
|
|
void
|
|
empth_rwlock_unlock(empth_rwlock_t *rwlock)
|
|
{
|
|
lwp_rwlock_unlock(rwlock);
|
|
}
|