mirror of
https://git.code.sf.net/p/quake/quakeforge-old
synced 2025-03-22 17:01:04 +00:00
sys_linux.c merged and moved into common/
This commit is contained in:
Jeff Teunissen
parent
202f794fbe
commit
a671482dd5
2 changed files with 140 additions and 601 deletions
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@ -1,22 +1,28 @@
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/*
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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 the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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sys_linux.c
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Linux-style Unix system driver.
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Copyright (C) 1996-1997 Id Software, Inc.
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Copyright (C) 1999-2000 The QuakeForge Project.
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Portions Copyright their respective authors.
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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 the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <unistd.h>
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#include <signal.h>
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#include <stdlib.h>
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@ -38,6 +44,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include "quakedef.h"
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#ifndef QUAKEWORLD
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qboolean isDedicated;
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#endif
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int noconinput = 0;
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int nostdout = 0;
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@ -50,59 +60,10 @@ cvar_t sys_linerefresh = {"sys_linerefresh","0"};// set for entity display
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// General routines
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// =======================================================================
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void Sys_DebugNumber(int y, int val)
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{
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void Sys_DebugNumber(int y, int val) {
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}
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/*
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void Sys_Printf (char *fmt, ...)
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{
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va_list argptr;
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char text[1024];
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va_start (argptr,fmt);
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vsprintf (text,fmt,argptr);
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va_end (argptr);
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fprintf(stderr, "%s", text);
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Con_Print (text);
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}
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void Sys_Printf (char *fmt, ...)
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{
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va_list argptr;
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char text[1024], *t_p;
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int l, r;
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if (nostdout)
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return;
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va_start (argptr,fmt);
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vsprintf (text,fmt,argptr);
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va_end (argptr);
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l = strlen(text);
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t_p = text;
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// make sure everything goes through, even though we are non-blocking
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while (l)
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{
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r = write (1, text, l);
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if (r != l)
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sleep (0);
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if (r > 0)
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{
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t_p += r;
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l -= r;
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}
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}
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}
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*/
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void Sys_Printf (char *fmt, ...)
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{
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void Sys_Printf (char *fmt, ...) {
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va_list argptr;
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char text[2048];
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unsigned char *p;
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@ -124,22 +85,19 @@ void Sys_Printf (char *fmt, ...)
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putc(*p, stdout);
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}
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void Sys_Quit (void)
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{
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void Sys_Quit (void) {
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Host_Shutdown();
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fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~O_NDELAY);
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exit(0);
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}
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void Sys_Init(void)
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{
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void Sys_Init(void) {
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#if id386
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Sys_SetFPCW();
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#endif
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}
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void Sys_Error (char *error, ...)
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{
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void Sys_Error (char *error, ...) {
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va_list argptr;
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char string[1024];
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@ -156,8 +114,7 @@ void Sys_Error (char *error, ...)
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}
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void Sys_Warn (char *warning, ...)
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{
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void Sys_Warn (char *warning, ...) {
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va_list argptr;
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char string[1024];
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@ -168,14 +125,12 @@ void Sys_Warn (char *warning, ...)
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}
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/*
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============
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Sys_FileTime
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Sys_FileTime
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returns -1 if not present
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============
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returns -1 if not present
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*/
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int Sys_FileTime (char *path)
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{
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int Sys_FileTime (char *path) {
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struct stat buf;
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if (stat (path,&buf) == -1)
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@ -185,36 +140,33 @@ int Sys_FileTime (char *path)
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}
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void Sys_mkdir (char *path)
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{
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void Sys_mkdir (char *path) {
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mkdir (path, 0777);
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}
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int Sys_FileOpenRead (char *path, int *handle)
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{
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int Sys_FileOpenRead (char *path, int *handle) {
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int h;
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struct stat fileinfo;
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h = open (path, O_RDONLY, 0666);
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*handle = h;
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if (h == -1)
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return -1;
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if (fstat (h,&fileinfo) == -1)
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Sys_Error ("Error fstating %s", path);
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return fileinfo.st_size;
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}
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int Sys_FileOpenWrite (char *path)
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{
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int handle;
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int Sys_FileOpenWrite (char *path) {
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int handle;
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umask (0);
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handle = open(path,O_RDWR | O_CREAT | O_TRUNC
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, 0666);
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handle = open(path,O_RDWR | O_CREAT | O_TRUNC, 0666);
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if (handle == -1)
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Sys_Error ("Error opening %s: %s", path,strerror(errno));
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@ -222,43 +174,38 @@ int Sys_FileOpenWrite (char *path)
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return handle;
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}
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int Sys_FileWrite (int handle, void *src, int count)
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{
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int Sys_FileWrite (int handle, void *src, int count) {
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return write (handle, src, count);
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}
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void Sys_FileClose (int handle)
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{
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void Sys_FileClose (int handle) {
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close (handle);
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}
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void Sys_FileSeek (int handle, int position)
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{
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void Sys_FileSeek (int handle, int position) {
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lseek (handle, position, SEEK_SET);
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}
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int Sys_FileRead (int handle, void *dest, int count)
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{
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int Sys_FileRead (int handle, void *dest, int count) {
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return read (handle, dest, count);
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}
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void Sys_DebugLog(char *file, char *fmt, ...)
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{
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va_list argptr;
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static char data[1024];
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int fd;
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void Sys_DebugLog(char *file, char *fmt, ...) {
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va_list argptr;
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static char data[1024];
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int fd;
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va_start(argptr, fmt);
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vsprintf(data, fmt, argptr);
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va_end(argptr);
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// fd = open(file, O_WRONLY | O_BINARY | O_CREAT | O_APPEND, 0666);
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fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
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write(fd, data, strlen(data));
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close(fd);
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va_start(argptr, fmt);
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vsprintf(data, fmt, argptr);
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va_end(argptr);
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// fd = open(file, O_WRONLY | O_BINARY | O_CREAT | O_APPEND, 0666);
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fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
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write(fd, data, strlen(data));
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close(fd);
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}
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void Sys_EditFile(char *filename)
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{
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void Sys_EditFile(char *filename) {
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char cmd[256];
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char *term;
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@ -277,24 +224,21 @@ void Sys_EditFile(char *filename)
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sprintf(cmd, "xterm -e %s %s", editor, filename);
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system(cmd);
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}
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}
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double Sys_DoubleTime (void)
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{
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struct timeval tp;
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struct timezone tzp;
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static int secbase;
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double Sys_DoubleTime (void) {
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struct timeval tp;
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struct timezone tzp;
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static int secbase;
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gettimeofday(&tp, &tzp);
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gettimeofday(&tp, &tzp);
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if (!secbase)
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{
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secbase = tp.tv_sec;
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return tp.tv_usec/1000000.0;
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}
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return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0;
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if (!secbase) {
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secbase = tp.tv_sec;
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return tp.tv_usec/1000000.0;
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}
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return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0;
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}
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// =======================================================================
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@ -303,32 +247,38 @@ double Sys_DoubleTime (void)
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static volatile int oktogo;
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void alarm_handler(int x)
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{
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void alarm_handler(int x) {
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oktogo=1;
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}
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void Sys_LineRefresh(void)
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{
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void Sys_LineRefresh(void) {
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}
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void floating_point_exception_handler(int whatever)
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{
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// Sys_Warn("floating point exception\n");
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void floating_point_exception_handler(int whatever) {
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// Sys_Warn("floating point exception\n");
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signal(SIGFPE, floating_point_exception_handler);
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}
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char *Sys_ConsoleInput(void)
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{
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#if 0
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static char text[256];
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int len;
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char *Sys_ConsoleInput(void) {
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#ifndef QUAKEWORLD
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static char text[256];
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fd_set fdset;
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int len;
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struct timeval timeout;
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if (cls.state == ca_dedicated) {
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FD_ZERO(&fdset);
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FD_SET(0, &fdset); // stdin
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timeout.tv_sec = 0;
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timeout.tv_usec = 0;
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if (select (1, &fdset, NULL, NULL, &timeout) == -1 || !FD_ISSET(0, &fdset))
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return NULL;
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len = read (0, text, sizeof(text));
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if (len < 1)
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return NULL;
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text[len-1] = 0; // rip off the /n and terminate
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text[len-1] = 0; // rip off the \n and terminate
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return text;
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}
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@ -337,27 +287,27 @@ char *Sys_ConsoleInput(void)
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}
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#if !id386
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void Sys_HighFPPrecision (void)
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{
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void Sys_HighFPPrecision (void) {
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}
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void Sys_LowFPPrecision (void)
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{
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void Sys_LowFPPrecision (void) {
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}
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#endif
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#ifdef QUAKEWORLD
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int skipframes;
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#endif
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|
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int main (int c, char **v)
|
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{
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int main (int c, char **v) {
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|
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double time, oldtime, newtime;
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quakeparms_t parms;
|
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int j;
|
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#ifndef QUAKEWORLD
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extern int vcrFile;
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extern int recording;
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#endif
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|
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// static char cwd[1024];
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|
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// signal(SIGFPE, floating_point_exception_handler);
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signal(SIGFPE, SIG_IGN);
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|
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memset(&parms, 0, sizeof(parms));
|
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|
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@ -366,7 +316,11 @@ int main (int c, char **v)
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parms.argc = com_argc;
|
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parms.argv = com_argv;
|
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|
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#ifdef GLQUAKE
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parms.memsize = 16*1024*1024;
|
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#else
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parms.memsize = 8*1024*1024;
|
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#endif
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|
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j = COM_CheckParm("-mem");
|
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if (j)
|
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|
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@ -381,34 +335,53 @@ int main (int c, char **v)
|
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if (!noconinput)
|
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fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | O_NDELAY);
|
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|
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if (COM_CheckParm("-nostdout"))
|
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if (COM_CheckParm("-nostdout")) {
|
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nostdout = 1;
|
||||
} else {
|
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fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
|
||||
#ifdef QUAKEWORLD
|
||||
printf ("QuakeForge (QW Client) v%s\n", VERSION);
|
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#else
|
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printf ("QuakeForge (UQuake) v%s\n", VERSION);
|
||||
#endif
|
||||
}
|
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|
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Sys_Init();
|
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|
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Host_Init(&parms);
|
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Host_Init(&parms);
|
||||
|
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oldtime = Sys_DoubleTime ();
|
||||
while (1)
|
||||
{
|
||||
oldtime = Sys_DoubleTime ();
|
||||
while (1) {
|
||||
// find time spent rendering last frame
|
||||
newtime = Sys_DoubleTime ();
|
||||
time = newtime - oldtime;
|
||||
newtime = Sys_DoubleTime ();
|
||||
time = newtime - oldtime;
|
||||
|
||||
Host_Frame(time);
|
||||
#ifndef QUAKEWORLD
|
||||
if (cls.state == ca_dedicated) { // play vcrfiles at max speed
|
||||
if (time < sys_ticrate.value && (vcrFile == -1 || recording) ) {
|
||||
usleep(1);
|
||||
continue; // not time to run a server only tic yet
|
||||
}
|
||||
time = sys_ticrate.value;
|
||||
}
|
||||
if (time > sys_ticrate.value*2)
|
||||
oldtime = newtime;
|
||||
else
|
||||
oldtime += time;
|
||||
#else
|
||||
oldtime = newtime;
|
||||
}
|
||||
|
||||
#endif
|
||||
Host_Frame(time);
|
||||
// graphic debugging aids
|
||||
if (sys_linerefresh.value)
|
||||
Sys_LineRefresh ();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
================
|
||||
Sys_MakeCodeWriteable
|
||||
================
|
||||
Sys_MakeCodeWriteable
|
||||
*/
|
||||
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
|
||||
{
|
||||
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length) {
|
||||
|
||||
int r;
|
||||
unsigned long addr;
|
||||
|
|
@ -425,4 +398,3 @@ void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
|
|||
Sys_Error("Protection change failed\n");
|
||||
|
||||
}
|
||||
|
||||
|
|
@ -1,433 +0,0 @@
|
|||
#include <unistd.h>
|
||||
#include <signal.h>
|
||||
#include <stdlib.h>
|
||||
#include <limits.h>
|
||||
#include <sys/time.h>
|
||||
#include <sys/types.h>
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <stdio.h>
|
||||
#include <sys/ipc.h>
|
||||
#include <sys/shm.h>
|
||||
#include <sys/stat.h>
|
||||
#include <string.h>
|
||||
#include <ctype.h>
|
||||
#include <sys/wait.h>
|
||||
#include <sys/mman.h>
|
||||
#include <errno.h>
|
||||
|
||||
#include "quakedef.h"
|
||||
|
||||
qboolean isDedicated;
|
||||
|
||||
int nostdout = 0;
|
||||
|
||||
char *basedir = ".";
|
||||
char *cachedir = "/tmp";
|
||||
|
||||
cvar_t sys_linerefresh = {"sys_linerefresh","0"};// set for entity display
|
||||
|
||||
// =======================================================================
|
||||
// General routines
|
||||
// =======================================================================
|
||||
|
||||
void Sys_DebugNumber(int y, int val)
|
||||
{
|
||||
}
|
||||
|
||||
/*
|
||||
void Sys_Printf (char *fmt, ...)
|
||||
{
|
||||
va_list argptr;
|
||||
char text[1024];
|
||||
|
||||
va_start (argptr,fmt);
|
||||
vsprintf (text,fmt,argptr);
|
||||
va_end (argptr);
|
||||
fprintf(stderr, "%s", text);
|
||||
|
||||
Con_Print (text);
|
||||
}
|
||||
|
||||
void Sys_Printf (char *fmt, ...) {
|
||||
va_list argptr;
|
||||
char text[1024], *t_p;
|
||||
int l, r;
|
||||
|
||||
if (nostdout) return;
|
||||
|
||||
va_start (argptr,fmt);
|
||||
vsprintf (text,fmt,argptr);
|
||||
va_end (argptr);
|
||||
|
||||
l = strlen(text);
|
||||
t_p = text;
|
||||
|
||||
// make sure everything goes through, even though we are non-blocking
|
||||
while (l) {
|
||||
r = write (1, text, l);
|
||||
if (r != l)
|
||||
sleep (0);
|
||||
if (r > 0) {
|
||||
t_p += r;
|
||||
l -= r;
|
||||
}
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
void Sys_Printf (char *fmt, ...)
|
||||
{
|
||||
va_list argptr;
|
||||
char text[1024];
|
||||
unsigned char *p;
|
||||
|
||||
va_start (argptr,fmt);
|
||||
vsprintf (text,fmt,argptr);
|
||||
va_end (argptr);
|
||||
|
||||
if (strlen(text) > sizeof(text))
|
||||
Sys_Error("memory overwrite in Sys_Printf");
|
||||
|
||||
if (nostdout)
|
||||
return;
|
||||
|
||||
for (p = (unsigned char *)text; *p; p++) {
|
||||
*p &= 0x7f;
|
||||
if ((*p > 128 || *p < 32) && *p != 10 && *p != 13 && *p != 9)
|
||||
printf("[%02x]", *p);
|
||||
else
|
||||
putc(*p, stdout);
|
||||
}
|
||||
}
|
||||
|
||||
void Sys_Quit (void)
|
||||
{
|
||||
Host_Shutdown();
|
||||
fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
|
||||
fflush(stdout);
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void Sys_Init(void)
|
||||
{
|
||||
#if id386
|
||||
Sys_SetFPCW();
|
||||
#endif
|
||||
}
|
||||
|
||||
void Sys_Error (char *error, ...) {
|
||||
va_list argptr;
|
||||
char string[1024];
|
||||
|
||||
// change stdin to non blocking
|
||||
fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
|
||||
|
||||
va_start (argptr,error);
|
||||
vsprintf (string,error,argptr);
|
||||
va_end (argptr);
|
||||
fprintf(stderr, "Error: %s\n", string);
|
||||
|
||||
Host_Shutdown ();
|
||||
exit (1);
|
||||
|
||||
}
|
||||
|
||||
void Sys_Warn (char *warning, ...) {
|
||||
va_list argptr;
|
||||
char string[1024];
|
||||
|
||||
va_start (argptr,warning);
|
||||
vsprintf (string,warning,argptr);
|
||||
va_end (argptr);
|
||||
fprintf(stderr, "Warning: %s", string);
|
||||
}
|
||||
|
||||
/*
|
||||
============
|
||||
Sys_FileTime
|
||||
|
||||
returns -1 if not present
|
||||
============
|
||||
*/
|
||||
|
||||
int Sys_FileTime (char *path) {
|
||||
struct stat buf;
|
||||
|
||||
if (stat (path,&buf) == -1)
|
||||
return -1;
|
||||
|
||||
return buf.st_mtime;
|
||||
}
|
||||
|
||||
|
||||
void Sys_mkdir (char *path) {
|
||||
mkdir (path, 0777);
|
||||
}
|
||||
|
||||
int Sys_FileOpenRead (char *path, int *handle) {
|
||||
int h;
|
||||
struct stat fileinfo;
|
||||
|
||||
|
||||
h = open (path, O_RDONLY, 0666);
|
||||
*handle = h;
|
||||
if (h == -1)
|
||||
return -1;
|
||||
|
||||
if (fstat (h,&fileinfo) == -1)
|
||||
Sys_Error ("Error fstating %s", path);
|
||||
|
||||
return fileinfo.st_size;
|
||||
}
|
||||
|
||||
int Sys_FileOpenWrite (char *path)
|
||||
{
|
||||
int handle;
|
||||
|
||||
umask (0);
|
||||
|
||||
handle = open(path,O_RDWR | O_CREAT | O_TRUNC, 0666);
|
||||
|
||||
if (handle == -1)
|
||||
Sys_Error ("Error opening %s: %s", path,strerror(errno));
|
||||
|
||||
return handle;
|
||||
}
|
||||
|
||||
int Sys_FileWrite (int handle, void *src, int count)
|
||||
{
|
||||
return write (handle, src, count);
|
||||
}
|
||||
|
||||
void Sys_FileClose (int handle)
|
||||
{
|
||||
close (handle);
|
||||
}
|
||||
|
||||
void Sys_FileSeek (int handle, int position)
|
||||
{
|
||||
lseek (handle, position, SEEK_SET);
|
||||
}
|
||||
|
||||
int Sys_FileRead (int handle, void *dest, int count)
|
||||
{
|
||||
return read (handle, dest, count);
|
||||
}
|
||||
|
||||
void Sys_DebugLog(char *file, char *fmt, ...)
|
||||
{
|
||||
va_list argptr;
|
||||
static char data[1024];
|
||||
int fd;
|
||||
|
||||
va_start(argptr, fmt);
|
||||
vsprintf(data, fmt, argptr);
|
||||
va_end(argptr);
|
||||
// fd = open(file, O_WRONLY | O_BINARY | O_CREAT | O_APPEND, 0666);
|
||||
fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
|
||||
write(fd, data, strlen(data));
|
||||
close(fd);
|
||||
}
|
||||
|
||||
void Sys_EditFile(char *filename)
|
||||
{
|
||||
|
||||
char cmd[256];
|
||||
char *term;
|
||||
char *editor;
|
||||
|
||||
term = getenv("TERM");
|
||||
if (term && !strcmp(term, "xterm"))
|
||||
{
|
||||
editor = getenv("VISUAL");
|
||||
if (!editor)
|
||||
editor = getenv("EDITOR");
|
||||
if (!editor)
|
||||
editor = getenv("EDIT");
|
||||
if (!editor)
|
||||
editor = "vi";
|
||||
sprintf(cmd, "xterm -e %s %s", editor, filename);
|
||||
system(cmd);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
double Sys_DoubleTime (void)
|
||||
{
|
||||
struct timeval tp;
|
||||
struct timezone tzp;
|
||||
static int secbase;
|
||||
|
||||
gettimeofday(&tp, &tzp);
|
||||
|
||||
if (!secbase)
|
||||
{
|
||||
secbase = tp.tv_sec;
|
||||
return tp.tv_usec/1000000.0;
|
||||
}
|
||||
|
||||
return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0;
|
||||
}
|
||||
|
||||
// =======================================================================
|
||||
// Sleeps for microseconds
|
||||
// =======================================================================
|
||||
|
||||
static volatile int oktogo;
|
||||
|
||||
void alarm_handler(int x)
|
||||
{
|
||||
oktogo=1;
|
||||
}
|
||||
|
||||
void Sys_LineRefresh(void)
|
||||
{
|
||||
}
|
||||
|
||||
void floating_point_exception_handler(int whatever)
|
||||
{
|
||||
// Sys_Warn("floating point exception\n");
|
||||
signal(SIGFPE, floating_point_exception_handler);
|
||||
}
|
||||
|
||||
char *Sys_ConsoleInput(void)
|
||||
{
|
||||
static char text[256];
|
||||
int len;
|
||||
fd_set fdset;
|
||||
struct timeval timeout;
|
||||
|
||||
if (cls.state == ca_dedicated) {
|
||||
FD_ZERO(&fdset);
|
||||
FD_SET(0, &fdset); // stdin
|
||||
timeout.tv_sec = 0;
|
||||
timeout.tv_usec = 0;
|
||||
if (select (1, &fdset, NULL, NULL, &timeout) == -1 || !FD_ISSET(0, &fdset))
|
||||
return NULL;
|
||||
|
||||
len = read (0, text, sizeof(text));
|
||||
if (len < 1)
|
||||
return NULL;
|
||||
text[len-1] = 0; // rip off the /n and terminate
|
||||
|
||||
return text;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
#if !id386
|
||||
void Sys_HighFPPrecision (void)
|
||||
{
|
||||
}
|
||||
|
||||
void Sys_LowFPPrecision (void)
|
||||
{
|
||||
}
|
||||
#endif
|
||||
|
||||
int main (int c, char **v)
|
||||
{
|
||||
|
||||
double time, oldtime, newtime;
|
||||
quakeparms_t parms;
|
||||
extern int vcrFile;
|
||||
extern int recording;
|
||||
int j;
|
||||
|
||||
// static char cwd[1024];
|
||||
|
||||
// signal(SIGFPE, floating_point_exception_handler);
|
||||
signal(SIGFPE, SIG_IGN);
|
||||
|
||||
memset(&parms, 0, sizeof(parms));
|
||||
|
||||
COM_InitArgv(c, v);
|
||||
parms.argc = com_argc;
|
||||
parms.argv = com_argv;
|
||||
|
||||
#ifdef GLQUAKE
|
||||
parms.memsize = 16*1024*1024;
|
||||
#else
|
||||
parms.memsize = 8*1024*1024;
|
||||
#endif
|
||||
|
||||
j = COM_CheckParm("-mem");
|
||||
if (j)
|
||||
parms.memsize = (int) (Q_atof(com_argv[j+1]) * 1024 * 1024);
|
||||
parms.membase = malloc (parms.memsize);
|
||||
|
||||
parms.basedir = basedir;
|
||||
// caching is disabled by default, use -cachedir to enable
|
||||
// parms.cachedir = cachedir;
|
||||
|
||||
fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
|
||||
|
||||
Host_Init(&parms);
|
||||
|
||||
Sys_Init();
|
||||
|
||||
if (COM_CheckParm("-nostdout"))
|
||||
nostdout = 1;
|
||||
else {
|
||||
fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
|
||||
printf ("QuakeForge (UQ) v%s\n", VERSION);
|
||||
}
|
||||
|
||||
oldtime = Sys_DoubleTime () - 0.1;
|
||||
while (1)
|
||||
{
|
||||
// find time spent rendering last frame
|
||||
newtime = Sys_DoubleTime ();
|
||||
time = newtime - oldtime;
|
||||
|
||||
if (cls.state == ca_dedicated)
|
||||
{ // play vcrfiles at max speed
|
||||
if (time < sys_ticrate.value && (vcrFile == -1 || recording) )
|
||||
{
|
||||
usleep(1);
|
||||
continue; // not time to run a server only tic yet
|
||||
}
|
||||
time = sys_ticrate.value;
|
||||
}
|
||||
|
||||
if (time > sys_ticrate.value*2)
|
||||
oldtime = newtime;
|
||||
else
|
||||
oldtime += time;
|
||||
|
||||
Host_Frame (time);
|
||||
|
||||
// graphic debugging aids
|
||||
if (sys_linerefresh.value)
|
||||
Sys_LineRefresh ();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
================
|
||||
Sys_MakeCodeWriteable
|
||||
================
|
||||
*/
|
||||
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
|
||||
{
|
||||
|
||||
int r;
|
||||
unsigned long addr;
|
||||
int psize = getpagesize();
|
||||
|
||||
addr = (startaddr & ~(psize-1)) - psize;
|
||||
|
||||
fprintf(stderr, "writable code %lx(%lx)-%lx, length=%lx\n", startaddr,
|
||||
addr, startaddr+length, length);
|
||||
|
||||
r = mprotect((char*)addr, length + startaddr - addr + psize, 7);
|
||||
|
||||
if (r < 0)
|
||||
Sys_Error("Protection change failed\n");
|
||||
|
||||
}
|
||||
|
||||
Loading…
Reference in a new issue