quakeforge-old/common/qargs.c
2000-08-20 14:15:20 +00:00

168 lines
3.5 KiB
C

/*
qargs.c
command line argument processing routines
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999,2000 Nelson Rush.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#include <config.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <qtypes.h>
#include <common.h>
#include <crc.h>
#include <sys.h>
#include <cmd.h>
#include <console.h>
#include <client.h>
#include <assert.h>
#include <lib_replace.h>
usercmd_t nullcmd; // guarenteed to be zero
static char **largv;
static char *argvdummy = " ";
static char *safeargvs[] =
{"-stdvid", "-nolan", "-nosound", "-nocdaudio", "-nojoy", "-nomouse", "-dibonly"};
#define NUM_SAFE_ARGVS (sizeof(safeargvs)/sizeof(safeargvs[0]))
int com_argc;
char **com_argv;
char *com_cmdline;
cvar_t *cmdline;
qboolean nouse = false; // 1999-10-29 +USE fix by Maddes
/*
================
COM_CheckParm
Returns the position (1 to argc-1) in the program's argument list
where the given parameter apears, or 0 if not present
================
*/
int
COM_CheckParm ( char *parm )
{
int i;
for (i=1 ; i<com_argc ; i++)
{
if (!com_argv[i])
continue; // NEXTSTEP sometimes clears appkit vars.
if (!Q_strcmp (parm,com_argv[i]))
return i;
}
return 0;
}
/*
================
COM_InitArgv
================
*/
void
COM_InitArgv ( int argc, char **argv )
{
qboolean safe;
int i, len;
safe = false;
largv = (char**)malloc ((argc + NUM_SAFE_ARGVS + 1) * sizeof (char**));
for (com_argc=0, len=0 ; com_argc < argc ; com_argc++)
{
largv[com_argc] = argv[com_argc];
if ((argv[com_argc]) && !Q_strcmp ("-safe", argv[com_argc]))
safe = true;
if (com_argc)
len += strlen (argv[com_argc]) + 1;
}
com_cmdline = (char*)malloc (len+1); // need strlen(com_cmdline)+2
com_cmdline[0] = 0;
if (len) {
for (i=1; i < argc; i++)
{
strncat (com_cmdline, argv[i], len);
assert(len - strlen(com_cmdline) > 0);
strcat (com_cmdline, " ");
}
com_cmdline[len - 1] = '\0';
}
if (safe)
{
// force all the safe-mode switches. Note that we reserved extra space in
// case we need to add these, so we don't need an overflow check
for (i=0 ; i<NUM_SAFE_ARGVS ; i++)
{
largv[com_argc] = safeargvs[i];
com_argc++;
}
}
largv[com_argc] = argvdummy;
com_argv = largv;
if (COM_CheckParm ("-rogue"))
{
rogue = true;
standard_quake = false;
}
if (COM_CheckParm ("-hipnotic"))
{
hipnotic = true;
standard_quake = false;
}
// 1999-10-29 +USE fix by Maddes start
if (COM_CheckParm ("-nouse"))
{
nouse = true;
}
// 1999-10-29 +USE fix by Maddes end
}
/*
================
COM_AddParm
Adds the given string at the end of the current argument list
================
*/
void
COM_AddParm ( char *parm )
{
largv[com_argc++] = parm;
}