apps/plugins/doom/m_argv.c

   1 /* Emacs style mode select   -*- C++ -*-
   2  *-----------------------------------------------------------------------------
   3  *
   4  *
   5  *  PrBoom a Doom port merged with LxDoom and LSDLDoom
   6  *  based on BOOM, a modified and improved DOOM engine
   7  *  Copyright (C) 1999 by
   8  *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
   9  *  Copyright (C) 1999-2000 by
  10  *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
  11  *
  12  *  This program is free software; you can redistribute it and/or
  13  *  modify it under the terms of the GNU General Public License
  14  *  as published by the Free Software Foundation; either version 2
  15  *  of the License, or (at your option) any later version.
  16  *
  17  *  This program is distributed in the hope that it will be useful,
  18  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  *  GNU General Public License for more details.
  21  *
  22  *  You should have received a copy of the GNU General Public License
  23  *  along with this program; if not, write to the Free Software
  24  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  25  *  02111-1307, USA.
  26  *
  27  * DESCRIPTION:
  28  *  Some argument handling.
  29  *
  30  *-----------------------------------------------------------------------------*/
  31
  32 #include "rockmacros.h"
  33 #include "m_argv.h"
  34
  35 int  myargc;
  36 char**  myargv;
  37
  38 //
  39 // M_CheckParm
  40 // Checks for the given parameter
  41 // in the program's command line arguments.
  42 // Returns the argument number (1 to argc-1)
  43 // or 0 if not present
  44 //
  45
  46 int M_CheckParm(const char *check)
  47 {
  48    signed int i = myargc;
  49    while (--i>0)
  50       if (!strcasecmp(check, myargv[i]))
  51          return i;
  52    return 0;
  53 }