mirror of
https://github.com/nzp-team/fteqw.git
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5e3d74c8f9
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@1193 fc73d0e0-1445-4013-8a0c-d673dee63da5
456 lines
8.1 KiB
C
456 lines
8.1 KiB
C
/*
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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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*/
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//well, linux or cygwin (windows with posix emulation layer), anyway...
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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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#include <limits.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdarg.h>
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#include <stdio.h>
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#ifndef __CYGWIN__
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#endif
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#include <sys/stat.h>
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#include <string.h>
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#include <ctype.h>
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#include <sys/wait.h>
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#include <sys/mman.h>
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#include <errno.h>
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#include "quakedef.h"
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#undef malloc
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int noconinput = 0;
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int nostdout = 0;
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char *basedir = ".";
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qboolean Sys_InitTerminal (void) //we either have one or we don't.
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{
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return true;
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}
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void Sys_CloseTerminal (void)
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{
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}
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qboolean isDedicated;
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// =======================================================================
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// General routines
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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[2048];
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unsigned char *p;
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va_start (argptr,fmt);
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_vsnprintf (text,sizeof(text)-1, fmt,argptr);
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va_end (argptr);
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if (strlen(text) > sizeof(text))
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Sys_Error("memory overwrite in Sys_Printf");
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if (nostdout)
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return;
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for (p = (unsigned char *)text; *p; p++)
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if ((*p > 128 || *p < 32) && *p != 10 && *p != 13 && *p != 9)
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printf("[%02x]", *p);
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else
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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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Host_Shutdown();
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fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
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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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#if id386
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Sys_SetFPCW();
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#endif
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}
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void Sys_Error (const char *error, ...)
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{
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va_list argptr;
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char string[1024];
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// change stdin to non blocking
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fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
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va_start (argptr,error);
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_vsnprintf (string,sizeof(string)-1, error,argptr);
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va_end (argptr);
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fprintf(stderr, "Error: %s\n", string);
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Host_Shutdown ();
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exit (1);
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}
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void Sys_Warn (char *warning, ...)
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{
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va_list argptr;
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char string[1024];
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va_start (argptr,warning);
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_vsnprintf (string,sizeof(string)-1, warning,argptr);
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va_end (argptr);
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fprintf(stderr, "Warning: %s", string);
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}
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/*
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============
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Sys_FileTime
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returns -1 if not present
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============
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*/
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int Sys_FileTime (char *path)
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{
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struct stat buf;
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if (stat (path,&buf) == -1)
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return -1;
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return buf.st_mtime;
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}
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void Sys_mkdir (char *path)
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{
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mkdir (path, 0777);
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}
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qboolean Sys_remove (char *path)
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{
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return system(va("rm \"%s\"", path));
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}
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int Sys_FileOpenRead (char *path, int *handle)
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{
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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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umask (0);
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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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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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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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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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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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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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va_start(argptr, fmt);
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_vsnprintf (data,sizeof(data)-1, fmt, argptr);
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va_end(argptr);
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if (strlen(data) > sizeof(data))
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Sys_Error("Sys_DebugLog's buffer was stomped\n");
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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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int Sys_EnumerateFiles (char *gpath, char *match, int (*func)(char *, int, void *), void *parm)
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{
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#include <dirent.h>
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DIR *dir, *dir2;
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char apath[MAX_OSPATH];
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char file[MAX_OSPATH];
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char truepath[MAX_OSPATH];
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char *s;
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struct dirent *ent;
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//printf("path = %s\n", gpath);
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//printf("match = %s\n", match);
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if (!gpath)
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gpath = "";
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*apath = '\0';
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Q_strncpyz(apath, match, sizeof(apath));
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for (s = apath+strlen(apath)-1; s >= apath; s--)
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{
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if (*s == '/')
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{
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s[1] = '\0';
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match += s - apath+1;
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break;
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}
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}
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if (s < apath) //didn't find a '/'
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*apath = '\0';
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sprintf(truepath, "%s/%s", gpath, apath);
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//printf("truepath = %s\n", truepath);
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//printf("gamepath = %s\n", gpath);
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//printf("apppath = %s\n", apath);
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//printf("match = %s\n", match);
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dir = opendir(truepath);
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if (!dir)
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{
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Con_DPrintf("Failed to open dir\n");
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return true;
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}
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do
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{
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ent = readdir(dir);
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if (!ent)
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break;
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if (*ent->d_name != '.')
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if (wildcmp(match, ent->d_name))
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{
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snprintf(file, sizeof(file)-1, "%s/%s", gpath, ent->d_name);
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//would use stat, but it breaks on fat32.
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if ((dir2 = opendir(file)))
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{
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closedir(dir2);
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snprintf(file, sizeof(file)-1, "%s%s/", apath, ent->d_name);
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//printf("is directory = %s\n", file);
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}
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else
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{
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snprintf(file, sizeof(file)-1, "%s%s", apath, ent->d_name);
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//printf("file = %s\n", file);
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}
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if (!func(file, -2, parm))
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{
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closedir(dir);
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return false;
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}
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}
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} while(1);
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closedir(dir);
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return true;
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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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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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}
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void Sys_UnloadGame (void)
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{
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}
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void *Sys_GetGameAPI (void *parms)
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{
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return NULL;
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}
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// =======================================================================
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// Sleeps for microseconds
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// =======================================================================
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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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oktogo=1;
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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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if (cls.state == ca_dedicated)
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{
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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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return text;
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}
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#endif
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return NULL;
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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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}
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void Sys_LowFPPrecision (void)
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{
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}
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#endif
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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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// static char cwd[1024];
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signal(SIGFPE, SIG_IGN);
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memset(&parms, 0, sizeof(parms));
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COM_InitArgv(c, v);
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TL_InitLanguages();
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parms.argc = com_argc;
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parms.argv = com_argv;
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parms.memsize = 16*1024*1024;
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j = COM_CheckParm("-mem");
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if (j && j+1 < com_argc)
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parms.memsize = (int) (Q_atof(com_argv[j+1]) * 1024 * 1024);
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parms.membase = malloc (parms.memsize);
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parms.basedir = basedir;
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noconinput = COM_CheckParm("-noconinput");
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if (!noconinput)
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fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
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if (COM_CheckParm("-nostdout"))
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nostdout = 1;
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Sys_Init();
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Host_Init(&parms);
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oldtime = Sys_DoubleTime ();
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while (1)
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{
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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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Host_Frame(time);
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oldtime = newtime;
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}
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}
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/*
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================
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Sys_MakeCodeWriteable
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================
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*/
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void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
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{
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int r;
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unsigned long addr;
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int psize = getpagesize();
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addr = (startaddr & ~(psize-1)) - psize;
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// fprintf(stderr, "writable code %lx(%lx)-%lx, length=%lx\n", startaddr,
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// addr, startaddr+length, length);
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r = mprotect((char*)addr, length + startaddr - addr + psize, 7);
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if (r < 0)
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Sys_Error("Protection change failed\n");
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}
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//fixme: some sort of taskbar/gnome panel flashing.
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void Sys_ServerActivity(void)
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{
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}
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