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SDL_systhread.c

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82 lines (66 loc) · 1.97 KB
 
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2009 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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#include "SDL_config.h"
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/* IRIX thread management routines for SDL */
#include <errno.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/prctl.h>
#include "SDL_thread.h"
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#include "../SDL_systhread.h"
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static int sig_list[] = {
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SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCLD, SIGWINCH,
SIGVTALRM, SIGPROF, 0
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};
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int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
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{
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/* Create the thread and go! */
if (sproc(SDL_RunThread, PR_SALL, args) < 0) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
return (0);
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}
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void
SDL_SYS_SetupThread(void)
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{
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int i;
sigset_t mask;
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for (i = 0; sig_list[i]; ++i) {
sigaddset(&mask, sig_list[i]);
}
sigprocmask(SIG_BLOCK, &mask, NULL);
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}
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SDL_threadID
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SDL_ThreadID(void)
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{
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return ((SDL_threadID) getpid());
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}
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void
SDL_WaitThread(SDL_Thread * thread, int *status)
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{
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errno = 0;
while (errno != ECHILD) {
waitpid(thread->handle, NULL, 0);
}
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}
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/* vi: set ts=4 sw=4 expandtab: */