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Diffstat (limited to 'bin/sh/shell.h')
| -rw-r--r-- | bin/sh/shell.h | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/bin/sh/shell.h b/bin/sh/shell.h deleted file mode 100644 index 318d56e..0000000 --- a/bin/sh/shell.h +++ /dev/null @@ -1,224 +0,0 @@ -/* $NetBSD: shell.h,v 1.29 2019/01/22 13:48:28 kre 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. 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. - * 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 enable debugging. - * define DEBUG=3 for DEBUG==2 + enable most standard debug output - * define DEBUG=4 for DEBUG==2 + enable absolutely everything - * define DO_SHAREDVFORK to indicate that vfork(2) shares its address - * with its parent. - * define BOGUS_NOT_COMMAND to allow ! reserved words in weird places - * (traditional ash behaviour.) - * - * When debugging is on, debugging info will be written to ./trace and - * a quit signal will generate a core dump. - */ - -#ifndef SHELL_H -#define SHELL_H -#include <sys/param.h> - -#define JOBS 1 -#ifndef BSD -#define BSD 1 -#endif - -#ifndef DO_SHAREDVFORK -#if defined(__NetBSD_Version__) && __NetBSD_Version__ >= 104000000 -#define DO_SHAREDVFORK -#endif -#endif - -typedef void *pointer; -#ifndef NULL -#define NULL (void *)0 -#endif -#ifndef STATIC -#define STATIC /* empty */ -#endif -#define MKINIT /* empty */ - -#include <sys/cdefs.h> - -extern const char nullstr[1]; /* null string */ - -#ifdef SMALL -#undef DEBUG -#endif - -#ifdef DEBUG - -extern uint64_t DFlags; -extern int ShNest; - -/* - * This is selected as there are 26 letters in ascii - not that that - * matters for anything, just makes it easier to assign a different - * command letter to each debug option. We currently use only 18 - * so this could be reduced, but that is of no real benefit. It can also - * be increased, but that both limits the maximum value tha can be - * used with DBG_EXTRAS(), and causes problems with verbose option naming. - */ -#define DBG_VBOSE_SHIFT 27 -#define DBG_EXTRAS(n) ((DBG_VBOSE_SHIFT * 2) + (n)) - -/* - * Macros to enable tracing, so the mainainer can control - * just how much debug output is dumped to the trace file - * - * In the X forms, "xtra" can be any legal C statement(s) without (bare) commas - * executed if the relevant debug flag is enabled, after any tracing output. - */ -#define CTRACE(when, param) do { \ - if ((DFlags & (when)) != 0) \ - trace param; \ - } while (/*CONSTCOND*/ 0) - -#define CCTRACE(when,cond,param) do { \ - if ((cond) && (DFlags & (when)) != 0) \ - trace param; \ - } while (/*CONSTCOND*/ 0) - -#define CTRACEV(when, param) do { \ - if ((DFlags & (when)) != 0) \ - tracev param; \ - } while (/*CONSTCOND*/ 0) - -#define XTRACE(when, param, xtra) do { \ - if ((DFlags & (when)) != 0) { \ - trace param; \ - xtra; \ - } \ - } while (/*CONSTCOND*/ 0) - -#define VTRACE(when, param) do { \ - if ((DFlags & \ - (when)<<DBG_VBOSE_SHIFT) != 0) \ - trace param; \ - } while (/*CONSTCOND*/ 0) - -#define CVTRACE(when,cond,param) do { \ - if ((cond) && (DFlags & \ - (when)<<DBG_VBOSE_SHIFT) != 0) \ - trace param; \ - } while (/*CONSTCOND*/ 0) - -#define VTRACEV(when, param) do { \ - if ((DFlags & \ - (when)<<DBG_VBOSE_SHIFT) != 0) \ - tracev param; \ - } while (/*CONSTCOND*/ 0) - -#define VXTRACE(when, param, xtra) do { \ - if ((DFlags & \ - (when)<<DBG_VBOSE_SHIFT) != 0) {\ - trace param; \ - xtra; \ - } \ - } while (/*CONSTCOND*/ 0) - -#define SHELL_FORKED() ShNest++ -#define VFORK_BLOCK { const int _ShNest = ShNest; -#define VFORK_END } -#define VFORK_UNDO() ShNest = _ShNest - -#define DBG_ALWAYS (1LL << 0) -#define DBG_PARSE (1LL << 1) /* r (read commands) */ -#define DBG_EVAL (1LL << 2) /* e */ -#define DBG_EXPAND (1LL << 3) /* x */ -#define DBG_JOBS (1LL << 4) /* j */ -#define DBG_PROCS (1LL << 5) /* p */ -#define DBG_REDIR (1LL << 6) /* f (fds) */ -#define DBG_CMDS (1LL << 7) /* c */ -#define DBG_ERRS (1LL << 8) /* z (?) */ -#define DBG_WAIT (1LL << 9) /* w */ -#define DBG_TRAP (1LL << 10) /* t */ -#define DBG_VARS (1LL << 11) /* v */ -#define DBG_INPUT (1LL << 12) /* i */ -#define DBG_OUTPUT (1LL << 13) /* o */ -#define DBG_MEM (1LL << 14) /* m */ -#define DBG_ARITH (1LL << 15) /* a */ -#define DBG_HISTORY (1LL << 16) /* h */ -#define DBG_SIG (1LL << 17) /* s */ -#define DBG_MATCH (1LL << 18) /* g (glob) */ -#define DBG_LEXER (1LL << 19) /* l */ - -/* - * reserved extras: b=builtins y=alias - * still free: d k n q u - */ - - /* use VTRACE(DBG_ALWAYS, (...)) to test this one */ -#define DBG_VERBOSE (1LL << DBG_VBOSE_SHIFT) - - /* DBG_EXTRAS 0 .. 9 (max) only - non-alpha options (no VTRACE !!) */ -#define DBG_U0 (1LL << DBG_EXTRAS(0)) /* 0 - ad-hoc extra flags */ -#define DBG_U1 (1LL << DBG_EXTRAS(1)) /* 1 - for short term */ -#define DBG_U2 (1LL << DBG_EXTRAS(2)) /* 2 - extra tracing */ -#define DBG_U3 (1LL << DBG_EXTRAS(3)) /* 3 - when needed */ - /* 4, 5, & 6 currently free */ -#define DBG_LINE (1LL << DBG_EXTRAS(7)) /* @ ($LINENO) */ -#define DBG_PID (1LL << DBG_EXTRAS(8)) /* $ ($$) */ -#define DBG_NEST (1LL << DBG_EXTRAS(9)) /* ^ */ - -/* 26 lower case, 26 upper case, always, verbose, and 10 extras: 64 bits */ - -extern void set_debug(const char *, int); - -#else /* DEBUG */ - -#define CTRACE(when, param) /* conditional normal trace */ -#define CCTRACE(when, cond, param) /* more conditional normal trace */ -#define CTRACEV(when, param) /* conditional varargs trace */ -#define XTRACE(when, param, extra) /* conditional trace, plus more */ -#define VTRACE(when, param) /* conditional verbose trace */ -#define CVTRACE(when, cond, param) /* more conditional verbose trace */ -#define VTRACEV(when, param) /* conditional verbose varargs trace */ -#define VXTRACE(when, param, extra) /* cond verbose trace, plus more */ - -#define SHELL_FORKED() -#define VFORK_BLOCK -#define VFORK_END -#define VFORK_UNDO() - -#endif /* DEBUG */ - -#endif /* SHELL_H */ |