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Diffstat (limited to '')
| -rw-r--r-- | src/shell.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/shell.h b/src/shell.h new file mode 100644 index 0000000..01c54d7 --- /dev/null +++ b/src/shell.h @@ -0,0 +1,100 @@ +/* $NetBSD: shell.h,v 1.16 2003/01/22 20:36:04 dsl Exp $ */ + +/*- + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 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 + */ + +/* + * The follow should be set to reflect the type of system you have: + * JOBS -> 1 if you have Berkeley job control, 0 otherwise. + * SHORTNAMES -> 1 if your linker cannot handle long names. + * 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 -o debug' to turn on) + * define DEBUG=2 to compile in and turn on debugging. + * define DO_SHAREDVFORK to indicate that vfork(2) shares its address + * with its parent. + * + * When debugging is on, debugging info will be written to ./trace and + * a quit signal will generate a core dump. + */ + +#include <sys/param.h> + +#ifndef JOBS +#define JOBS 1 +#endif +#ifndef BSD +#define BSD 1 +#endif + +#ifndef DO_SHAREDVFORK +#if __NetBSD_Version__ >= 104000000 +#define DO_SHAREDVFORK +#endif +#endif + +typedef void *pointer; +#ifndef NULL +#define NULL (void *)0 +#endif +#define STATIC static +#define MKINIT /* empty */ + +#include <sys/cdefs.h> + +extern char nullstr[1]; /* null string */ + + +#ifdef DEBUG +#define TRACE(param) trace param +#define TRACEV(param) tracev param +#else +#define TRACE(param) +#define TRACEV(param) +#endif + +#if defined(__GNUC__) && __GNUC__ < 3 +#define va_copy __va_copy +#endif + +#if !defined(__GNUC__) || (__GNUC__ == 2 && __GNUC_MINOR__ < 96) +#define __builtin_expect(x, expected_value) (x) +#endif + +#define likely(x) __builtin_expect((x),1) +#define unlikely(x) __builtin_expect((x),0) |