/*
 *	vii - buffer and display output
 *	Copyright (C) 1994, 1995, 1999, 2005 Peter Miller
 *
 *	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, USA.
 *
 * MANIFEST: isolate limits.h presence/absence
 */

#ifndef COMMON_AC_LIMITS_H
#define COMMON_AC_LIMITS_H

#include <config.h>

#ifdef HAVE_LIMITS_H
#include <limits.h>
#else

/*
 * fake a few of the values
 *	(the *_MIN things only work on 2s compliment machines,
 *	the *SHRT* things do not work on non-compliant compilers)
 */
#ifndef USHRT_MAX
#define	USHRT_MAX	((unsigned short)~(unsigned)0)
#endif
#ifndef SHRT_MAX
#define	SHRT_MAX	((short)(USHRT_MAX >> 1))
#endif
#ifndef SHRT_MIN
#define	SHRT_MIN	((short)(~(unsigned short)SHRT_MAX))
#endif
#ifndef UINT_MAX
#define	UINT_MAX	(~(unsigned)0)
#endif
#ifndef INT_MAX
#define	INT_MAX		((int)(UINT_MAX >> 1))
#endif
#ifndef INT_MIN
#define	INT_MIN		((int)(~(unsigned)INT_MAX))
#endif
#ifndef ULONG_MAX
#define	ULONG_MAX	(~(unsigned long)0)
#endif
#ifndef LONG_MAX
#define	LONG_MAX	((long)(ULONG_MAX >> 1))
#endif
#ifndef LONG_MIN
#define	LONG_MIN	((long)(~(unsigned long)LONG_MAX))
#endif

#endif	/* !HAVE_LIMITS_H */

#endif /* COMMON_AC_LIMITS_H */