mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-27 14:42:07 +00:00
146 lines
2.8 KiB
C
146 lines
2.8 KiB
C
/*
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sv_sys_unix.c
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(description)
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Copyright (C) 1996-1997 Id Software, Inc.
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Copyright (C) 2000 Marcus Sundberg [mackan@stacken.kth.se]
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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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#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 "QF/cvar.h"
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#include "QF/qargs.h"
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#include "QF/sys.h"
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#include "server.h"
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#ifdef NeXT
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# include <libc.h>
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#endif
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server_static_t svs;
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#ifdef __alpha__
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static inline unsigned long
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rdfpcr (void)
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{
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unsigned long tmp, ret;
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#if defined(__alpha_cix__) || defined(__alpha_fix__)
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__asm__ __volatile__ (
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"ftoit $f0,%0\n\t"
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"mf_fpcr $f0\n\t"
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"ftoit $f0,%1\n\t"
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"itoft %0,$f0"
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: "=r"(tmp), "=r"(ret));
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#else
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__asm__ __volatile__ (
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"stt $f0,%0\n\t"
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"mf_fpcr $f0\n\t"
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"stt $f0,%1\n\t"
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"ldt $f0,%0"
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: "=m"(tmp), "=m"(ret));
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#endif
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return ret;
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}
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static inline void
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wrfpcr (unsigned long val)
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{
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unsigned long tmp;
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#if defined(__alpha_cix__) || defined(__alpha_fix__)
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__asm__ __volatile__ (
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"ftoit $f0,%0\n\t"
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"itoft %1,$f0\n\t"
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"mt_fpcr $f0\n\t"
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"itoft %0,$f0"
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: "=&r"(tmp) : "r"(val));
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#else
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__asm__ __volatile__ (
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"stt $f0,%0\n\t"
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"ldt $f0,%1\n\t"
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"mt_fpcr $f0\n\t"
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"ldt $f0,%0"
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: "=m"(tmp) : "m"(val));
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#endif
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}
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#endif
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static void
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startup (void)
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{
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#ifdef __alpha__
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wrfpcr (rdfpcr () | 1L << 47);
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#endif
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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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startup ();
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memset (&host_parms, 0, sizeof (host_parms));
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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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SV_Init ();
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Sys_RegisterShutdown (Net_LogStop);
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// run one frame immediately for first heartbeat
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SV_Frame (0.1);
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oldtime = Sys_DoubleTime () - 0.1;
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while (1) { // Main message loop
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Sys_CheckInput (!svs.num_clients, net_socket);
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// find time passed since last cycle
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newtime = Sys_DoubleTime ();
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time = newtime - oldtime;
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oldtime = newtime;
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SV_Frame (time);
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// extrasleep is just a way to generate a fucked up connection on
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// purpose
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if (sys_extrasleep->int_val)
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usleep (sys_extrasleep->int_val);
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}
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}
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