minix/commands/ash/shell.h

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/*-
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
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*
* 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.
* 4. 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: src/bin/sh/shell.h,v 1.17 2004/04/06 20:06:51 markm Exp $
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*/
#include <sys/types.h> /* for mode_t */
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/*
* The follow should be set to reflect the type of system you have:
* JOBS -> 1 if you have Berkeley job control, 0 otherwise.
* TILDE -> 1 if you want the shell to expand ~logname.
* USEGETPW -> 1 if getpwnam() must be used to look up a name.
* READLINE -> 1 if line editing by readline() should be enabled.
* define BSD if you are running 4.2 BSD or later.
* define SYSV if you are running under System V.
* 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 $HOME/trace and
* a quit signal will generate a core dump.
*/
#ifndef JOBS
#define JOBS 1
#endif
#ifndef BSD
#define BSD 1
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#endif
#ifndef DEBUG
#define DEBUG 0
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#endif
#define POSIX 1
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/*
* Type of used arithmetics. SUSv3 requires us to have at least signed long.
*/
typedef long arith_t;
#define ARITH_FORMAT_STR "%ld"
#define atoarith_t(arg) strtol(arg, NULL, 0)
#define strtoarith_t(nptr, endptr, base) strtol(nptr, endptr, base)
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typedef void *pointer;
#define STATIC static
#define MKINIT /* empty */
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extern char nullstr[1]; /* null string */
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#if DEBUG
#define TRACE(param) sh_trace param
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#else
#define TRACE(param)
#endif
/*
* $PchId: shell.h,v 1.7 2006/05/22 12:47:00 philip Exp $
*/