/*-
 * Copyright (c) 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Kenneth Almquist.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)shell.h	8.2 (Berkeley) 5/4/95
 * $FreeBSD$
 */

#ifndef SHELL_H_
#define SHELL_H_

#include <inttypes.h>

/*
 * The follow should be set to reflect the type of system you have:
 *	JOBS -> 1 if you have Berkeley job control, 0 otherwise.
 *	define DEBUG=1 to compile in debugging (set global "debug" to turn on)
 *	define DEBUG=2 to compile in and turn on debugging.
 *
 * When debugging is on, debugging info will be written to ./trace and
 * a quit signal will generate a core dump.
 */


#define	JOBS 1
/* #define DEBUG 1 */

/*
 * Allow compilation with older versions of DragonFly or on
 * systems without these features.
 */
#ifdef F_DUPFD_CLOEXEC
#define F_DUPFD_CLOEXEC_MAYBE	F_DUPFD_CLOEXEC
#else
#define F_DUPFD_CLOEXEC_MAYBE	F_DUPFD
#endif

#ifdef O_CLOEXEC
#define O_CLOEXEC_MAYBE		O_CLOEXEC
#else
#define O_CLOEXEC_MAYBE		0
#endif

/*
 * Type of used arithmetics. SUSv3 requires us to have at least signed long.
 */
typedef intmax_t arith_t;
#define	ARITH_FORMAT_STR  "%" PRIdMAX
#define	atoarith_t(arg)  strtoimax(arg, NULL, 0)
#define	strtoarith_t(nptr, endptr, base)  strtoimax(nptr, endptr, base)
#define	ARITH_MIN INTMAX_MIN
#define	ARITH_MAX INTMAX_MAX

typedef void *pointer;

#include <sys/cdefs.h>

extern char nullstr[1];		/* null string */

#ifdef DEBUG
#define TRACE(param)  sh_trace param
#else
#define TRACE(param)
#endif

#endif /* !SHELL_H_ */