xref: /freebsd/bin/sh/shell.h (revision 41059135ce931c0f1014a999ffabc6bc470ce856)
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  * 3. 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  * $FreeBSD$
34  */
35 
36 #ifndef SHELL_H_
37 #define SHELL_H_
38 
39 #include <inttypes.h>
40 
41 /*
42  * The follow should be set to reflect the type of system you have:
43  *	JOBS -> 1 if you have Berkeley job control, 0 otherwise.
44  *	define DEBUG=1 to compile in debugging (set global "debug" to turn on)
45  *	define DEBUG=2 to compile in and turn on debugging.
46  *
47  * When debugging is on, debugging info will be written to ./trace and
48  * a quit signal will generate a core dump.
49  */
50 
51 
52 #define	JOBS 1
53 /* #define DEBUG 1 */
54 
55 /*
56  * Type of used arithmetics. SUSv3 requires us to have at least signed long.
57  */
58 typedef intmax_t arith_t;
59 #define	ARITH_FORMAT_STR  "%" PRIdMAX
60 #define	atoarith_t(arg)  strtoimax(arg, NULL, 0)
61 #define	strtoarith_t(nptr, endptr, base)  strtoimax(nptr, endptr, base)
62 #define	ARITH_MIN INTMAX_MIN
63 #define	ARITH_MAX INTMAX_MAX
64 
65 typedef void *pointer;
66 
67 #include <sys/cdefs.h>
68 
69 extern char nullstr[1];		/* null string */
70 
71 #ifdef DEBUG
72 #define TRACE(param)  sh_trace param
73 #else
74 #define TRACE(param)
75 #endif
76 
77 #endif /* !SHELL_H_ */
78