fteqw/engine/server/sv_sys_unix.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <sys/types.h>
#include "qwsvdef.h"
#undef malloc
#ifdef NeXT
#include <libc.h>
#endif
#include <sys/stat.h>
#include <termios.h>
#include <unistd.h>
#include <sys/time.h>
#include <errno.h>
#include <fcntl.h>
cvar_t sys_nostdout = {"sys_nostdout","0"};
cvar_t sys_extrasleep = {"sys_extrasleep","0"};
cvar_t sys_maxtic = {"sys_maxtic", "100"};
cvar_t sys_colorconsole = {"sys_colorconsole", "0"};
cvar_t sys_linebuffer = {"sys_linebuffer", "1"};
qboolean stdin_ready;
struct termios orig, changes;
/*
===============================================================================
REQUIRED SYS FUNCTIONS
===============================================================================
*/
/*
============
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;
}
/*
============
Sys_mkdir
============
*/
void Sys_mkdir (char *path)
{
if (mkdir (path, 0777) != -1)
return;
if (errno != EEXIST)
Sys_Error ("mkdir %s: %s",path, strerror(errno));
}
qboolean Sys_remove (char *path)
{
return system(va("rm \"%s\"", path));
}
#ifdef SHADERS
int Sys_EnumerateFiles (char *gpath, char *match, int (*func)(char *, int, void *), void *parm)
{
#include <dirent.h>
DIR *dir;
struct dirent *ent;
dir = opendir(gpath);
if (!dir)
{
Con_Printf("Failed to open dir %s\n", gpath);
return true;
}
do
{
ent = readdir(dir); //FIXME: no wild card comparisons.
if (!ent)
break;
if (*ent->d_name != '.')
if (!func(ent->d_name, -2, parm))
{
closedir(dir);
return false;
}
} while(1);
closedir(dir);
return true;
}
#endif
int Sys_DebugLog(char *file, char *fmt, ...)
{
va_list argptr;
char data[1024];
int fd;
va_start(argptr, fmt);
_vsnprintf (data,sizeof(data)-1, fmt, argptr);
va_end(argptr);
if (strlen(data) >= sizeof(data)-1)
Sys_Error("Sys_DebugLog was stomped\n");
fd = open(file, O_WRONLY | O_CREAT | O_APPEND, 0666);
if (fd)
{
write(fd, data, strlen(data));
close(fd);
return 0;
}
return 1;
}
/*
================
Sys_DoubleTime
================
*/
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;
}
/*
================
Sys_Error
================
*/
void Sys_Error (const char *error, ...)
{
va_list argptr;
char string[1024];
va_start (argptr,error);
_vsnprintf (string,sizeof(string)-1, error,argptr);
va_end (argptr);
printf ("Fatal error: %s\n",string);
tcsetattr(STDIN_FILENO, TCSADRAIN, &orig);
*(int*)-3 = 0;
exit (1);
}
void ApplyColour(unsigned int chr)
{
static int oldchar = 7*256;
chr = chr&~255;
if (oldchar == chr)
return;
oldchar = chr;
switch(chr&CON_COLOURMASK)
{
//to get around wierd defaults (like a white background) we have these special hacks for colours 0 and 7
case 0*256:
printf("\e[0;7%sm", (chr&CON_BLINKTEXT)?";5":"");
break;
case 7*256:
printf("\e[0%sm", (chr&CON_BLINKTEXT)?";5":"");
break;
default:
printf("\e[0;%i%sm", 30+((chr&CON_COLOURMASK)>>8), (chr&CON_BLINKTEXT)?";5":"");
break;
}
}
#define putch(c) putc(c, stdout);
void Sys_PrintColouredChar(unsigned int chr)
{
ApplyColour(chr);
putch(chr&255);
}
/*
================
Sys_Printf
================
*/
#define MAXPRINTMSG 4096
char coninput_text[256];
int coninput_len;
void Sys_Printf (char *fmt, ...)
{
va_list argptr;
if (sys_nostdout.value)
return;
if (1)
{
char msg[MAXPRINTMSG];
unsigned char *t;
va_start (argptr,fmt);
vsnprintf (msg,sizeof(msg)-1, fmt,argptr);
va_end (argptr);
if (!sys_linebuffer.value)
{
int i;
for (i = 0; i < coninput_len; i++)
putch('\b');
putch('\b');
for (i = 0; i < coninput_len; i++)
putch(' ');
putch(' ');
for (i = 0; i < coninput_len; i++)
putch('\b');
putch('\b');
}
for (t = (unsigned char*)msg; *t; t++)
{
if (*t >= 146 && *t < 156)
*t = *t - 146 + '0';
if (*t >= 0x12 && *t <= 0x1b)
*t = *t - 0x12 + '0';
if (*t == 143)
*t = '.';
if (*t == 157 || *t == 158 || *t == 159)
*t = '-';
if (*t >= 128)
*t -= 128;
if (*t == 16)
*t = '[';
if (*t == 17)
*t = ']';
if (*t == 0x1c)
*t = 249;
}
if (sys_colorconsole.value)
{
int ext = COLOR_WHITE<<8;
int extstack[4];
int extstackdepth = 0;
unsigned char *str = (unsigned char*)msg;
while(*str)
{
if (*str == '^')
{
str++;
if (*str >= '0' && *str <= '7')
{
ext = (*str++-'0')*256 + (ext&~CON_COLOURMASK); //change colour only.
continue;
}
else if (*str == 'a')
{
str++;
ext = (ext & ~CON_2NDCHARSETTEXT) + (CON_2NDCHARSETTEXT - (ext & CON_2NDCHARSETTEXT));
continue;
}
else if (*str == 'b')
{
str++;
ext = (ext & ~CON_BLINKTEXT) + (CON_BLINKTEXT - (ext & CON_BLINKTEXT));
continue;
}
else if (*str == 's') //store on stack (it's great for names)
{
str++;
if (extstackdepth < sizeof(extstack)/sizeof(extstack[0]))
{
extstack[extstackdepth] = ext;
extstackdepth++;
}
continue;
}
else if (*str == 'r') //restore from stack (it's great for names)
{
str++;
if (extstackdepth)
{
extstackdepth--;
ext = extstack[extstackdepth];
}
continue;
}
else if (*str == '^')
{
Sys_PrintColouredChar('^' + ext);
str++;
}
else
{
Sys_PrintColouredChar('^' + ext);
Sys_PrintColouredChar ((*str++) + ext);
}
continue;
}
Sys_PrintColouredChar ((*str++) + ext);
}
ApplyColour(7*256);
}
else
{
for (t = msg; *t; t++)
{
*t &= 0x7f;
if ((*t > 128 || *t < 32) && *t != 10 && *t != 13 && *t != 9)
printf("[%02x]", *t);
else
putc(*t, stdout);
}
}
if (!sys_linebuffer.value)
{
if (coninput_len)
printf("]%s", coninput_text);
else
putch(']');
}
}
else
{
va_start (argptr,fmt);
vprintf (fmt,argptr);
va_end (argptr);
}
fflush(stdout);
}
#if 0
/*
================
Sys_Printf
================
*/
void Sys_Printf (char *fmt, ...)
{
va_list argptr;
static char text[2048];
unsigned char *p;
va_start (argptr,fmt);
_vsnprintf (text,sizeof(text)-1, fmt,argptr);
va_end (argptr);
if (strlen(text) > sizeof(text))
Sys_Error("memory overwrite in Sys_Printf");
if (sys_nostdout.value)
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);
}
fflush(stdout);
}
#endif
/*
================
Sys_Quit
================
*/
void Sys_Quit (void)
{
tcsetattr(STDIN_FILENO, TCSADRAIN, &orig);
exit (0); // appkit isn't running
}
static int do_stdin = 1;
#if 1
char *Sys_LineInputChar(char *line)
{
char c;
while(*line)
{
c = *line++;
if (c == '\r' || c == '\n')
{
coninput_text[coninput_len] = 0;
putch ('\n');
putch (']');
coninput_len = 0;
fflush(stdout);
return coninput_text;
}
if (c == 8)
{
if (coninput_len)
{
putch (c);
putch (' ');
putch (c);
coninput_len--;
coninput_text[coninput_len] = 0;
}
continue;
}
if (c == '\t')
{
int i;
char *s = Cmd_CompleteCommand(coninput_text, true, true, 0);
if(s)
{
for (i = 0; i < coninput_len; i++)
putch('\b');
for (i = 0; i < coninput_len; i++)
putch(' ');
for (i = 0; i < coninput_len; i++)
putch('\b');
strcpy(coninput_text, s);
coninput_len = strlen(coninput_text);
printf("%s", coninput_text);
}
continue;
}
putch (c);
coninput_text[coninput_len] = c;
coninput_len++;
coninput_text[coninput_len] = 0;
if (coninput_len == sizeof(coninput_text))
coninput_len = 0;
}
fflush(stdout);
return NULL;
}
#endif
/*
================
Sys_ConsoleInput
Checks for a complete line of text typed in at the console, then forwards
it to the host command processor
================
*/
char *Sys_ConsoleInput (void)
{
char text[256];
int len;
if (sys_linebuffer.modified)
{
sys_linebuffer.modified = false;
changes = orig;
if (sys_linebuffer.value)
{
changes.c_lflag |= (ICANON|ECHO);
}
else
{
changes.c_lflag &= ~(ICANON|ECHO);
changes.c_cc[VTIME] = 0;
changes.c_cc[VMIN] = 1;
}
tcsetattr(STDIN_FILENO, TCSADRAIN, &changes);
}
if (!stdin_ready || !do_stdin)
return NULL; // the select didn't say it was ready
stdin_ready = false;
if (sys_linebuffer.value == 0)
{
text[0] = getc(stdin);
text[1] = 0;
len = 1;
return Sys_LineInputChar(text);
}
else
{
len = read (0, text, sizeof(text)-1);
if (len == 0) {
// end of file
do_stdin = 0;
return NULL;
}
if (len < 1)
return NULL;
text[len-1] = 0; // rip off the /n and terminate
return text;
}
}
/*
=============
Sys_Init
Quake calls this so the system can register variables before host_hunklevel
is marked
=============
*/
void Sys_Init (void)
{
Cvar_Register (&sys_nostdout, "System configuration");
Cvar_Register (&sys_extrasleep, "System configuration");
Cvar_Register (&sys_maxtic, "System configuration");
Cvar_Register (&sys_colorconsole, "System configuration");
Cvar_Register (&sys_linebuffer, "System configuration");
}
/*
=============
main
=============
*/
int main(int argc, char *argv[])
{
quakeparms_t parms;
// fd_set fdset;
// extern int net_socket;
int j;
tcgetattr(STDIN_FILENO, &orig);
changes = orig;
memset (&parms, 0, sizeof(parms));
COM_InitArgv (argc, argv);
TL_InitLanguages();
parms.argc = com_argc;
parms.argv = com_argv;
parms.memsize = 16*1024*1024;
j = COM_CheckParm("-mem");
if (j)
parms.memsize = (int) (Q_atof(com_argv[j+1]) * 1024 * 1024);
if ((parms.membase = malloc (parms.memsize)) == NULL)
Sys_Error("Can't allocate %ld\n", parms.memsize);
parms.basedir = ".";
SV_Init (&parms);
// run one frame immediately for first heartbeat
SV_Frame ();
//
// main loop
//
while (1)
{
if (do_stdin)
stdin_ready = NET_Sleep(sys_maxtic.value, true);
else
{
NET_Sleep(sys_maxtic.value, false);
stdin_ready = false;
}
SV_Frame ();
// extrasleep is just a way to generate a fucked up connection on purpose
if (sys_extrasleep.value)
usleep (sys_extrasleep.value);
}
return 0;
}
int Sys_EnumerateFiles (char *gpath, char *match, int (*func)(char *, int, void *), void *parm)
{
#include <dirent.h>
DIR *dir, *dir2;
char apath[MAX_OSPATH];
char file[MAX_OSPATH];
char truepath[MAX_OSPATH];
char *s;
struct dirent *ent;
//printf("path = %s\n", gpath);
//printf("match = %s\n", match);
if (!gpath)
gpath = "";
*apath = '\0';
Q_strncpyz(apath, match, sizeof(apath));
for (s = apath+strlen(apath)-1; s >= apath; s--)
{
if (*s == '/')
{
s[1] = '\0';
match += s - apath+1;
break;
}
}
if (s < apath) //didn't find a '/'
*apath = '\0';
sprintf(truepath, "%s/%s", gpath, apath);
//printf("truepath = %s\n", truepath);
//printf("gamepath = %s\n", gpath);
//printf("apppath = %s\n", apath);
//printf("match = %s\n", match);
dir = opendir(truepath);
if (!dir)
{
Con_Printf("Failed to open dir %s\n", truepath);
return true;
}
do
{
ent = readdir(dir);
if (!ent)
break;
if (*ent->d_name != '.')
if (wildcmp(match, ent->d_name))
{
snprintf(file, sizeof(file)-1, "%s/%s", gpath, ent->d_name);
//would use stat, but it breaks on fat32.
if ((dir2 = opendir(file)))
{
closedir(dir2);
snprintf(file, sizeof(file)-1, "%s%s/", apath, ent->d_name);
//printf("is directory = %s\n", file);
}
else
{
snprintf(file, sizeof(file)-1, "%s%s", apath, ent->d_name);
//printf("file = %s\n", file);
}
if (!func(file, -2, parm))
{
closedir(dir);
return false;
}
}
} while(1);
closedir(dir);
return true;
}
void Sys_UnloadGame (void)
{
}
void *Sys_GetGameAPI (void *parms)
{
return NULL;
}
void Sys_ServerActivity(void)
{
}