mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 21:02:50 +00:00
128 lines
2.6 KiB
C
128 lines
2.6 KiB
C
/*
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sys_unixd.c
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@description@
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((unused)) const char rcsid[] =
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"$Id$";
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <signal.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <sys/ipc.h>
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#include <sys/mman.h>
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#include <sys/shm.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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#include "QF/cvar.h"
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#include "QF/qargs.h"
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#include "QF/qtypes.h"
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#include "QF/sys.h"
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#include "client.h"
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#include "host.h"
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qboolean isDedicated = true;
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int nostdout = 0;
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static void
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shutdown (void)
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{
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fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~O_NONBLOCK);
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fflush (stdout);
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}
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int
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main (int argc, const char **argv)
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{
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double time, oldtime, newtime;
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memset (&host_parms, 0, sizeof (host_parms));
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COM_InitArgv (argc, argv);
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// dedicated server ONLY!
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if (!COM_CheckParm ("-dedicated")) {
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const char **newargv;
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newargv = malloc ((argc + 2) * sizeof (*newargv));
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memcpy (newargv, argv, argc * 4);
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newargv[argc++] = "-dedicated";
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newargv[argc] = 0;
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argv = newargv;
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COM_InitArgv (argc, argv);
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host_parms.argc = com_argc;
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host_parms.argv = com_argv;
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}
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fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) | O_NONBLOCK);
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Sys_RegisterShutdown (Host_Shutdown);
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Sys_RegisterShutdown (shutdown);
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Host_Init ();
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oldtime = Sys_DoubleTime () - 0.1;
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while (1) { // Main message loop
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// find time spent rendering last frame
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newtime = Sys_DoubleTime ();
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time = newtime - oldtime;
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if (time < sys_ticrate->value) {
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usleep (1);
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continue;
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}
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time = sys_ticrate->value;
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if (time > sys_ticrate->value * 2)
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oldtime = newtime;
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else
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oldtime += time;
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Host_Frame (time);
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}
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return true; // return success
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}
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