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-rw-r--r--dmake/msdos/switchar.c55
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diff --git a/dmake/msdos/switchar.c b/dmake/msdos/switchar.c
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--- a/dmake/msdos/switchar.c
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-/* RCS $Id: switchar.c,v 1.1.1.1 2000-09-22 15:33:27 hr Exp $
---
--- SYNOPSIS
--- switch char query.
---
--- DESCRIPTION
--- Get the current value of the command line switch char. Only useful
--- in a DOS environment, otherwise we #define it to be '-'.
---
--- AUTHOR
--- Dennis Vadura, dvadura@dmake.wticorp.com
---
--- WWW
--- http://dmake.wticorp.com/
---
--- COPYRIGHT
--- Copyright (c) 1996,1997 by WTI Corp. All rights reserved.
---
--- This program is NOT free software; you can redistribute it and/or
--- modify it under the terms of the Software License Agreement Provided
--- in the file <distribution-root>/readme/license.txt.
---
--- LOG
--- Use cvs log to obtain detailed change logs.
-*/
-#if defined(_MSC_VER)
-#include <stdlib.h>
-#endif
-#include <dos.h>
-#include <stdio.h>
-#include "stdmacs.h"
-
-getswitchar()/*
-===============
- Try the environment first. If you don't find SWITCHAR there, then use
- the DOS call. The call is undocumented, and doesn't work for DOS versions
- 4.0 and up, so the check of the environment will fix that. */
-{
-#if defined(__MSDOS__) || defined(M_I86)
- union REGS rg;
- static char *_env_switchar = NIL(char);
-
- if( _env_switchar != NIL(char) ||
- (_env_switchar = (char *)getenv("SWITCHAR")) != NIL(char) )
- return(*_env_switchar);
-
- rg.h.ah = 0x37; /* switch char request */
- rg.h.al = 0; /* get (not set) */
-
- intdos(&rg, &rg);
- return (rg.h.dl);
-#endif /* M_I86 */
-
- return ('-');
-}