shell.h revision 127958 
1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Kenneth Almquist.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	@(#)shell.h	8.2 (Berkeley) 5/4/95
33 * $FreeBSD: head/bin/sh/shell.h 127958 2004-04-06 20:06:54Z markm $
34 */
35
36/*
37 * The follow should be set to reflect the type of system you have:
38 *	JOBS -> 1 if you have Berkeley job control, 0 otherwise.
39 *	define DEBUG=1 to compile in debugging (set global "debug" to turn on)
40 *	define DEBUG=2 to compile in and turn on debugging.
41 *
42 * When debugging is on, debugging info will be written to $HOME/trace and
43 * a quit signal will generate a core dump.
44 */
45
46
47#define	JOBS 1
48/* #define DEBUG 1 */
49
50/*
51 * Type of used arithmetics. SUSv3 requires us to have at least signed long.
52 */
53typedef long arith_t;
54#define	ARITH_FORMAT_STR  "%ld"
55#define	atoarith_t(arg)  strtol(arg, NULL, 0)
56#define	strtoarith_t(nptr, endptr, base)  strtol(nptr, endptr, base)
57
58typedef void *pointer;
59#define STATIC  static
60#define MKINIT  /* empty */
61
62#include <sys/cdefs.h>
63
64extern char nullstr[1];		/* null string */
65
66#ifdef DEBUG
67#define TRACE(param)  sh_trace param
68#else
69#define TRACE(param)
70#endif
71