dmake/win95/switchar.c

   1 /* RCS  $Id: switchar.c,v 1.1.1.1 2000-09-22 15:33:36 hr Exp $
   2 --
   3 -- SYNOPSIS
   4 --      switchar settings
   5 --
   6 -- DESCRIPTION
   7 --      Figure out the value of switchar.
   8 --
   9 -- AUTHOR
  10 --      Dennis Vadura, dvadura@dmake.wticorp.com
  11 --
  12 -- WWW
  13 --      http://dmake.wticorp.com/
  14 --
  15 -- COPYRIGHT
  16 --      Copyright (c) 1996,1997 by WTI Corp.  All rights reserved.
  17 --
  18 --      This program is NOT free software; you can redistribute it and/or
  19 --      modify it under the terms of the Software License Agreement Provided
  20 --      in the file <distribution-root>/readme/license.txt.
  21 --
  22 -- LOG
  23 --      Use cvs log to obtain detailed change logs.
  24 */
  25
  26 #include <stdlib.h>
  27 #include <stdio.h>
  28 #include "stdmacs.h"
  29
  30 getswitchar()/*
  31 ===============
  32    Try the environment first.  If you don't find SWITCHAR there, then use
  33    the DOS call.  The call is undocumented, and doesn't work for DOS versions
  34    4.0 and up, so the check of the environment will fix that. */
  35 {
  36    static char *_env_switchar = NIL(char);
  37
  38    if( _env_switchar != NIL(char) ||
  39        (_env_switchar = (char *)getenv("SWITCHAR")) != NIL(char) )
  40       return(*_env_switchar);
  41
  42    return ('/');
  43 }