--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/thread/irix/SDL_systhread.c	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,91 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+/* IRIX thread management routines for SDL */
+
+#include <stdlib.h>
+#include <errno.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/prctl.h>
+
+#include "SDL_error.h"
+#include "SDL_thread.h"
+#include "SDL_systhread.h"
+
+
+static int sig_list[] = {
+	SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCLD, SIGWINCH,
+	SIGVTALRM, SIGPROF, 0
+};
+
+
+int SDL_SYS_CreateThread(SDL_Thread *thread, void *args)
+{
+	/* 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);
+}
+
+void SDL_SYS_SetupThread(void)
+{
+	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);
+}
+
+/* WARNING:  This may not work for systems with 64-bit pid_t */
+Uint32 SDL_ThreadID(void)
+{
+	return((Uint32)getpid());
+}
+
+/* WARNING:  This may not work for systems with 64-bit pid_t */
+void SDL_WaitThread(SDL_Thread *thread, int *status)
+{
+	errno = 0;
+	while ( errno != ECHILD ) {
+		waitpid(thread->handle, NULL, 0);
+	}
+}
+
+/* WARNING:  This may not work for systems with 64-bit pid_t */
+void SDL_KillThread(SDL_Thread *thread)
+{
+	kill(thread->handle, SIGKILL);
+}
+