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authormp <mp@FreeBSD.org>2009-07-10 21:00:38 +0000
committermp <mp@FreeBSD.org>2009-07-10 21:00:38 +0000
commit5c3d0e09d7926f4fe8b7ca838a2ed52b6e33e4b5 (patch)
treedae2d3ff4ed630baaed92bc0340cb55a8c9b01cd /contrib/tcsh/sh.h
parente863b68dceedacef4fea511d5f1e2c5666b2b2ee (diff)
downloadFreeBSD-src-5c3d0e09d7926f4fe8b7ca838a2ed52b6e33e4b5.zip
FreeBSD-src-5c3d0e09d7926f4fe8b7ca838a2ed52b6e33e4b5.tar.gz
Flatten vendor/tcsh/dist.
Diffstat (limited to 'contrib/tcsh/sh.h')
-rw-r--r--contrib/tcsh/sh.h1264
1 files changed, 0 insertions, 1264 deletions
diff --git a/contrib/tcsh/sh.h b/contrib/tcsh/sh.h
deleted file mode 100644
index 6bd594e..0000000
--- a/contrib/tcsh/sh.h
+++ /dev/null
@@ -1,1264 +0,0 @@
-/* $Header: /p/tcsh/cvsroot/tcsh/sh.h,v 3.146 2006/07/03 22:59:01 mitr Exp $ */
-/*
- * sh.h: Catch it all globals and includes file!
- */
-/*-
- * Copyright (c) 1980, 1991 The Regents of the University of California.
- * All rights reserved.
- *
- * 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.
- */
-#ifndef _h_sh
-#define _h_sh
-
-#include "config.h"
-
-#include <stddef.h>
-#include <signal.h>
-
-#ifdef HAVE_ICONV
-# include <iconv.h>
-#endif
-
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#endif
-
-#ifdef HAVE_INTTYPES_H
-# include <inttypes.h>
-#endif
-
-#if !defined(HAVE_STDINT_H) && !defined(HAVE_INTTYPES_H) && !defined(WINNT_NATIVE)
-typedef unsigned long intptr_t;
-#endif
-
-#ifndef EXTERN
-# define EXTERN extern
-#else /* !EXTERN */
-# ifdef WINNT_NATIVE
-# define IZERO = 0
-# define IZERO_STRUCT = {0}
-# endif /* WINNT_NATIVE */
-#endif /* EXTERN */
-
-#ifndef IZERO
-# define IZERO
-#endif /* IZERO */
-#ifndef IZERO_STRUCT
-# define IZERO_STRUCT
-#endif /* IZERO_STRUCT */
-
-#ifndef WINNT_NATIVE
-# define INIT_ZERO
-# define INIT_ZERO_STRUCT
-# define force_read xread
-#endif /*!WINNT_NATIVE */
-/*
- * Sanity
- */
-#if defined(_POSIX_SOURCE) && !defined(POSIX)
-# define POSIX
-#endif
-
-#if defined(POSIXJOBS) && !defined(BSDJOBS)
-# define BSDJOBS
-#endif
-
-#ifdef SHORT_STRINGS
-# ifdef WIDE_STRINGS
-#include <wchar.h>
-typedef wchar_t Char;
-typedef unsigned long uChar;
-typedef wint_t eChar; /* Can contain any Char value or CHAR_ERR */
-#define CHAR_ERR WEOF /* Pretty please, use bit 31... */
-#define normal_mbtowc(PWC, S, N) rt_mbtowc(PWC, S, N)
-#define reset_mbtowc() mbtowc(NULL, NULL, 0)
-# else
-typedef short Char;
-typedef unsigned short uChar;
-typedef int eChar;
-#define CHAR_ERR (-1)
-#define normal_mbtowc(PWC, S, N) ((void)(N), *(PWC) = (unsigned char)*(S), 1)
-#define reset_mbtowc() ((void)0)
-# endif
-# define SAVE(a) (Strsave(str2short(a)))
-#else
-typedef char Char;
-typedef unsigned char uChar;
-typedef int eChar;
-#define CHAR_ERR (-1)
-#define normal_mbtowc(PWC, S, N) ((void)(N), *(PWC) = (unsigned char)*(S), 1)
-#define reset_mbtowc() ((void)0)
-# define SAVE(a) (strsave(a))
-#endif
-
-/* Elide unused argument warnings */
-#define USE(a) (void) (a)
-
-/*
- * Return true if the path is absolute
- */
-#if defined(WINNT_NATIVE)
-# define ABSOLUTEP(p) ((p)[0] == '/' || \
- (Isalpha((p)[0]) && (p)[1] == ':'))
-#elif defined(__CYGWIN__)
-# define ABSOLUTEP(p) ((p)[0] == '/' || \
- (Isalpha((p)[0]) && (p)[1] == ':' && \
- ((p)[2] == '\0' || (p)[2] == '/')))
-#else /* !WINNT_NATIVE && !__CYGWIN__ */
-# define ABSOLUTEP(p) (*(p) == '/')
-#endif /* WINNT_NATIVE || __CYGWIN__ */
-
-/*
- * Fundamental definitions which may vary from system to system.
- *
- * BUFSIZE The i/o buffering size; also limits word size
- * MAILINTVL How often to mailcheck; more often is more expensive
- */
-#ifdef BUFSIZE
-# if BUFSIZE < 4096
-# undef BUFSIZE
-# define BUFSIZE 4096 /* buffer size should be no less than this */
-# endif
-#else
-# define BUFSIZE 4096
-#endif /* BUFSIZE */
-
-#define FORKSLEEP 10 /* delay loop on non-interactive fork failure */
-#define MAILINTVL 600 /* 10 minutes */
-
-#ifndef INBUFSIZE
-# define INBUFSIZE 2*BUFSIZE /* Num input characters on the command line */
-#endif /* INBUFSIZE */
-
-
-/*
- * What our builtin echo looks like
- */
-#define NONE_ECHO 0
-#define BSD_ECHO 1
-#define SYSV_ECHO 2
-#define BOTH_ECHO (BSD_ECHO|SYSV_ECHO)
-
-#ifndef ECHO_STYLE
-# if SYSVREL > 0
-# define ECHO_STYLE SYSV_ECHO
-# else /* SYSVREL == 0 */
-# define ECHO_STYLE BSD_ECHO
-# endif /* SYSVREL */
-#endif /* ECHO_STYLE */
-
-/*
- * The shell moves std in/out/diag and the old std input away from units
- * 0, 1, and 2 so that it is easy to set up these standards for invoked
- * commands.
- */
-#define FSAFE 5 /* We keep the first 5 descriptors untouched */
-#define FSHTTY 15 /* /dev/tty when manip pgrps */
-#define FSHIN 16 /* Preferred desc for shell input */
-#define FSHOUT 17 /* ... shell output */
-#define FSHDIAG 18 /* ... shell diagnostics */
-#define FOLDSTD 19 /* ... old std input */
-
-#ifdef PROF
-#define xexit(n) done(n)
-#endif
-
-#ifdef cray
-# define word word_t /* sys/types.h defines word.. bad move! */
-#endif
-
-#include <sys/types.h>
-
-#ifdef cray
-# undef word
-#endif
-
-/*
- * Path separator in environment variables
- */
-#ifndef PATHSEP
-# if defined(__EMX__) || defined(WINNT_NATIVE)
-# define PATHSEP ';'
-# else /* unix */
-# define PATHSEP ':'
-# endif /* __EMX__ || WINNT_NATIVE */
-#endif /* !PATHSEP */
-
-#if defined(__HP_CXD_SPP) && !defined(__hpux)
-# include <sys/cnx_stat.h>
-# define stat stat64
-# define fstat fstat64
-# define lstat lstat64
-#endif /* __HP_CXD_SPP && !__hpux */
-
-/*
- * This macro compares the st_dev field of struct stat. On aix on ibmESA
- * st_dev is a structure, so comparison does not work.
- */
-#ifndef DEV_DEV_COMPARE
-# define DEV_DEV_COMPARE(x,y) ((x) == (y))
-#endif /* DEV_DEV_COMPARE */
-
-#ifdef _SEQUENT_
-# include <sys/procstats.h>
-#endif /* _SEQUENT_ */
-#if (defined(POSIX) || SYSVREL > 0) && !defined(WINNT_NATIVE)
-# include <sys/times.h>
-#endif /* (POSIX || SYSVREL > 0) && !WINNT_NATIVE */
-
-#ifdef NLS
-# include <locale.h>
-#endif /* NLS */
-
-
-#if !defined(_MINIX) && !defined(_VMS_POSIX) && !defined(WINNT_NATIVE) && !defined(__MVS__)
-# include <sys/param.h>
-#endif /* !_MINIX && !_VMS_POSIX && !WINNT_NATIVE && !__MVS__ */
-#include <sys/stat.h>
-
-#if defined(BSDTIMES) || defined(BSDLIMIT)
-# include <sys/time.h>
-# if SYSVREL>3 && !defined(SCO) && !defined(sgi) && !defined(SNI) && !defined(sun) && !(defined(__alpha) && defined(__osf__)) && !defined(_SX) && !defined(__MVS__)
-# include "/usr/ucbinclude/sys/resource.h"
-# else
-# ifdef convex
-# define sysrusage cvxrusage
-# include <sys/sysinfo.h>
-# else
-# define sysrusage rusage
-# include <sys/resource.h>
-# endif /* convex */
-# endif /* SYSVREL>3 */
-#endif /* BSDTIMES */
-
-#ifndef WINNT_NATIVE
-# ifndef POSIX
-# ifdef TERMIO
-# include <termio.h>
-# else /* SGTTY */
-# include <sgtty.h>
-# endif /* TERMIO */
-# else /* POSIX */
-# ifndef _UWIN
-# include <termios.h>
-# else
-# include <termio.h>
-# endif /* _UWIN */
-# if SYSVREL > 3
-# undef TIOCGLTC /* we don't need those, since POSIX has them */
-# undef TIOCSLTC
-# undef CSWTCH
-# define CSWTCH _POSIX_VDISABLE /* So job control works */
-# endif /* SYSVREL > 3 */
-# endif /* POSIX */
-#endif /* WINNT_NATIVE */
-
-#ifdef sonyrisc
-# include <sys/ttold.h>
-#endif /* sonyrisc */
-
-#if defined(POSIX) && !defined(WINNT_NATIVE)
-# include <unistd.h>
-
-/*
- * the gcc+protoize version of <stdlib.h>
- * redefines malloc(), so we define the following
- * to avoid it.
- */
-# if defined(SYSMALLOC) || defined(linux) || defined(__GNU__) || defined(__GLIBC__) || defined(sgi) || defined(_OSD_POSIX)
-# define NO_FIX_MALLOC
-# include <stdlib.h>
-# else /* glibc */
-# define _GNU_STDLIB_H
-# define malloc __malloc
-# define free __free
-# define calloc __calloc
-# define realloc __realloc
-# include <stdlib.h>
-# undef malloc
-# undef free
-# undef calloc
-# undef realloc
-# endif /* glibc || sgi */
-#endif /* POSIX && !WINNT_NATIVE */
-#include <limits.h>
-
-#if SYSVREL > 0 || defined(_IBMR2) || defined(_MINIX) || defined(linux) || defined(__GNU__) || defined(__GLIBC__)
-# if !defined(pyr) && !defined(stellar)
-# include <time.h>
-# ifdef _MINIX
-# define HZ CLOCKS_PER_SEC
-# endif /* _MINIX */
-# endif /* !pyr && !stellar */
-#endif /* SYSVREL > 0 || _IBMR2 */
-
-/* In the following ifdef the DECOSF1 has been commented so that later
- * versions of DECOSF1 will get TIOCGWINSZ. This might break older versions...
- */
-#if !((defined(SUNOS4) || defined(_MINIX) /* || defined(DECOSF1) */) && defined(TERMIO))
-# if !defined(_VMS_POSIX) && !defined(WINNT_NATIVE)
-# include <sys/ioctl.h>
-# endif
-#endif
-
-#if (defined(__DGUX__) && defined(POSIX)) || defined(DGUX)
-#undef CSWTCH
-#define CSWTCH _POSIX_VDISABLE
-#endif
-
-#if (!defined(FIOCLEX) && defined(SUNOS4)) || ((SYSVREL == 4) && !defined(_SEQUENT_) && !defined(SCO) && !defined(_SX)) && !defined(__MVS__)
-# include <sys/filio.h>
-#endif /* (!FIOCLEX && SUNOS4) || (SYSVREL == 4 && !_SEQUENT_ && !SCO && !_SX ) */
-
-#if !defined(_MINIX) && !defined(supermax) && !defined(WINNT_NATIVE) && !defined(IRIS4D)
-# include <sys/file.h>
-#endif /* !_MINIX && !supermax && !WINNT_NATIVE && !defined(IRIS4D) */
-
-#if !defined(O_RDONLY) || !defined(O_NDELAY)
-# include <fcntl.h>
-#endif
-#ifndef O_LARGEFILE
-# define O_LARGEFILE 0
-#endif
-
-#include <errno.h>
-
-#include <setjmp.h>
-
-#include <stdarg.h>
-
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#else
-# ifdef HAVE_NDIR_H
-# include <ndir.h>
-# else
-# include <sys/dir.h>
-# endif
-# define dirent direct
-#endif /* HAVE_DIRENT_H */
-#ifndef HAVE_STRUCT_DIRENT_D_INO
-# define d_ino d_fileno
-#endif
-#if defined(hpux) || defined(sgi) || defined(OREO)
-# include <stdio.h> /* So the fgetpwent() prototypes work */
-#endif /* hpux || sgi || OREO */
-#ifndef WINNT_NATIVE
-#include <pwd.h>
-#include <grp.h>
-#endif /* WINNT_NATIVE */
-#ifdef HAVE_SHADOW_H
-# include <shadow.h>
-#endif /* HAVE_SHADOW_H */
-#ifdef HAVE_AUTH_H
-# include <auth.h>
-#endif /* HAVE_AUTH_H */
-#if defined(BSD) && !defined(POSIX)
-# include <strings.h>
-# define strchr(a, b) index(a, b)
-# define strrchr(a, b) rindex(a, b)
-#else
-# include <string.h>
-#endif /* BSD */
-
-/*
- * IRIX-5.0 has <sys/cdefs.h>, but most system include files do not
- * include it yet, so we include it here
- */
-#if defined(sgi) && SYSVREL > 3
-# include <sys/cdefs.h>
-#endif /* sgi && SYSVREL > 3 */
-
-#ifdef REMOTEHOST
-# ifdef ISC
-# undef MAXHOSTNAMELEN /* Busted headers? */
-# endif
-
-# include <netinet/in.h>
-# include <arpa/inet.h>
-# include <sys/socket.h>
-# if (defined(_SS_SIZE) || defined(_SS_MAXSIZE)) && defined(HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY)
-# if !defined(__APPLE__) /* Damnit, where is getnameinfo() folks? */
-# if !defined(sgi)
-# if !defined(__CYGWIN__)
-# define INET6
-# endif /* __CYGWIN__ */
-# endif /* sgi */
-# endif /* __APPLE__ */
-# endif
-# include <sys/uio.h> /* For struct iovec */
-#endif /* REMOTEHOST */
-
-#ifdef PURIFY
-/* exit normally, allowing purify to trace leaks */
-# define _exit exit
-typedef int pret_t;
-#else /* !PURIFY */
-/*
- * If your compiler complains, then you can either
- * throw it away and get gcc or, use the following define
- * and get rid of the typedef.
- * [The 4.2/3BSD vax compiler does not like that]
- * Both MULTIFLOW and PCC compilers exhbit this bug. -- sterling@netcom.com
- */
-# if (defined(vax) || defined(uts) || defined(MULTIFLOW) || defined(PCC)) && !defined(__GNUC__)
-# define pret_t void
-# else /* !((vax || uts || MULTIFLOW || PCC) && !__GNUC__) */
-typedef void pret_t;
-# endif /* (vax || uts || MULTIFLOW || PCC) && !__GNUC__ */
-#endif /* PURIFY */
-
-/*
- * ASCII vs. EBCDIC
- */
-#if 'Z' - 'A' == 25
-# ifndef IS_ASCII
-# define IS_ASCII
-# endif
-#endif
-
-#include "sh.types.h"
-
-#if !HAVE_DECL_GETPGRP
-# ifndef GETPGRP_VOID
-extern pid_t getpgrp (int);
-# else
-extern pid_t getpgrp (void);
-# endif
-#endif
-
-#ifndef lint
-typedef ptr_t memalign_t;
-#else
-typedef union {
- char am_char, *am_char_p;
- short am_short, *am_short_p;
- int am_int, *am_int_p;
- long am_long, *am_long_p;
- float am_float, *am_float_p;
- double am_double, *am_double_p;
-} *memalign_t;
-
-# define malloc lint_malloc
-# define free lint_free
-# define realloc lint_realloc
-# define calloc lint_calloc
-#endif
-
-#ifdef SYSMALLOC
-# define xmalloc(i) smalloc(i)
-# define xrealloc(p, i) srealloc(p, i)
-# define xcalloc(n, s) scalloc(n, s)
-# define xfree sfree
-#else
-# define xmalloc(i) malloc(i)
-# define xrealloc(p, i) realloc(p, i)
-# define xcalloc(n, s) calloc(n, s)
-# define xfree free
-#endif /* SYSMALLOC */
-#include "sh.char.h"
-#include "sh.err.h"
-#include "sh.dir.h"
-#include "sh.proc.h"
-
-#include "pathnames.h"
-
-
-/*
- * C shell
- *
- * Bill Joy, UC Berkeley
- * October, 1978; May 1980
- *
- * Jim Kulp, IIASA, Laxenburg Austria
- * April, 1980
- */
-
-#ifdef HESIOD
-# include <hesiod.h>
-#endif /* HESIOD */
-
-#ifdef REMOTEHOST
-# include <netdb.h>
-#endif /* REMOTEHOST */
-
-#ifndef MAXHOSTNAMELEN
-# ifdef HOST_NAME_MAX
-# define MAXHOSTNAMELEN (HOST_NAME_MAX + 1)
-# elif defined(SCO) && (SYSVREL > 3)
-# include <sys/socket.h>
-# else
-# define MAXHOSTNAMELEN 256
-# endif
-#endif /* MAXHOSTNAMELEN */
-
-
-
-#define eq(a, b) (Strcmp(a, b) == 0)
-
-/* globone() flags */
-#define G_ERROR 0 /* default action: error if multiple words */
-#define G_IGNORE 1 /* ignore the rest of the words */
-#define G_APPEND 2 /* make a sentence by cat'ing the words */
-
-/*
- * Global flags
- */
-EXTERN int chkstop IZERO; /* Warned of stopped jobs... allow exit */
-
-#if (defined(FIOCLEX) && defined(FIONCLEX)) || defined(F_SETFD)
-# define CLOSE_ON_EXEC
-#else
-EXTERN int didcch IZERO; /* Have closed unused fd's for child */
-#endif /* (FIOCLEX && FIONCLEX) || F_SETFD */
-
-EXTERN int didfds IZERO; /* Have setup i/o fd's for child */
-EXTERN int doneinp IZERO; /* EOF indicator after reset from readc */
-EXTERN int exiterr IZERO; /* Exit if error or non-zero exit status */
-EXTERN int child IZERO; /* Child shell ... errors cause exit */
-EXTERN int haderr IZERO; /* Reset was because of an error */
-EXTERN int intty IZERO; /* Input is a tty */
-EXTERN int intact IZERO; /* We are interactive... therefore prompt */
-EXTERN int justpr IZERO; /* Just print because of :p hist mod */
-EXTERN int loginsh IZERO; /* We are a loginsh -> .login/.logout */
-EXTERN int neednote IZERO; /* Need to pnotify() */
-EXTERN int noexec IZERO; /* Don't execute, just syntax check */
-EXTERN int pjobs IZERO; /* want to print jobs if interrupted */
-EXTERN int setintr IZERO; /* Set interrupts on/off -> Wait intr... */
-EXTERN int havhash IZERO; /* path hashing is available */
-EXTERN int editing IZERO; /* doing filename expansion and line editing */
-EXTERN int noediting IZERO; /* initial $term defaulted to noedit */
-EXTERN int bslash_quote IZERO;/* PWP: tcsh-style quoting? (in sh.c) */
-EXTERN int isoutatty IZERO; /* is SHOUT a tty */
-EXTERN int isdiagatty IZERO;/* is SHDIAG a tty */
-EXTERN int is1atty IZERO; /* is file descriptor 1 a tty (didfds mode) */
-EXTERN int is2atty IZERO; /* is file descriptor 2 a tty (didfds mode) */
-EXTERN int arun IZERO; /* Currently running multi-line-aliases */
-EXTERN int implicit_cd IZERO;/* implicit cd enabled?(1=enabled,2=verbose) */
-EXTERN int inheredoc IZERO; /* Currently parsing a heredoc */
-/* We received a window change event */
-EXTERN volatile sig_atomic_t windowchg IZERO;
-#if defined(KANJI) && defined(SHORT_STRINGS) && defined(DSPMBYTE)
-EXTERN int dspmbyte_ls;
-#endif
-
-/*
- * Global i/o info
- */
-EXTERN Char *arginp IZERO; /* Argument input for sh -c and internal `xx` */
-EXTERN int onelflg IZERO; /* 2 -> need line for -t, 1 -> exit on read */
-extern Char *ffile; /* Name of shell file for $0 */
-extern int dolzero; /* if $?0 should return true... */
-
-extern char *seterr; /* Error message from scanner/parser */
-#ifndef errno
-extern int errno; /* Error from C library routines */
-#endif
-extern int exitset;
-/* Temp name for << shell files in /tmp, for xfree() */
-EXTERN Char *shtemp IZERO;
-
-#ifdef BSDTIMES
-EXTERN struct timeval time0; /* Time at which the shell started */
-EXTERN struct sysrusage ru0;
-#else
-# ifdef _SEQUENT_
-EXTERN timeval_t time0; /* time at which shell started */
-EXTERN struct process_stats ru0;
-# else /* _SEQUENT_ */
-# ifndef POSIX
-EXTERN time_t time0; /* time at which shell started */
-# else /* POSIX */
-EXTERN clock_t time0; /* time at which shell started */
-EXTERN clock_t clk_tck;
-# endif /* POSIX */
-EXTERN struct tms shtimes; /* shell and child times for process timing */
-# endif /* _SEQUENT_ */
-EXTERN time_t seconds0;
-#endif /* BSDTIMES */
-
-#ifndef HZ
-# define HZ 100 /* for division into seconds */
-#endif
-
-/*
- * Miscellany
- */
-EXTERN Char *doldol; /* Character pid for $$ */
-EXTERN pid_t backpid; /* pid of the last background job */
-
-/*
- * Ideally these should be uid_t, gid_t, pid_t. I cannot do that right now
- * cause pid's could be unsigned and that would break our -1 flag, and
- * uid_t and gid_t are not defined in all the systems so I would have to
- * make special cases for them. In the future...
- */
-EXTERN uid_t uid, euid; /* Invokers real and effective */
-EXTERN gid_t gid, egid; /* User and group ids */
-EXTERN pid_t opgrp, /* Initial pgrp and tty pgrp */
- shpgrp, /* Pgrp of shell */
- tpgrp; /* Terminal process group */
- /* If tpgrp is -1, leave tty alone! */
-
-EXTERN Char *Prompt; /* The actual printed prompt or NULL */
-EXTERN Char *RPrompt; /* Right-hand side prompt or NULL */
-
-/*
- * To be able to redirect i/o for builtins easily, the shell moves the i/o
- * descriptors it uses away from 0,1,2.
- * Ideally these should be in units which are closed across exec's
- * (this saves work) but for version 6, this is not usually possible.
- * The desired initial values for these descriptors are defined in
- * sh.local.h.
- */
-EXTERN int SHIN IZERO; /* Current shell input (script) */
-EXTERN int SHOUT IZERO; /* Shell output */
-EXTERN int SHDIAG IZERO; /* Diagnostic output... shell errs go here */
-EXTERN int OLDSTD IZERO; /* Old standard input (def for cmds) */
-
-
-#if SYSVREL == 4 && defined(_UTS)
-/*
- * From: fadden@uts.amdahl.com (Andy McFadden)
- * we need sigsetjmp for UTS4, but not UTS2.1
- */
-# define SIGSETJMP
-#endif
-
-/*
- * Error control
- *
- * Errors in scanning and parsing set up an error message to be printed
- * at the end and complete. Other errors always cause a reset.
- * Because of source commands and .cshrc we need nested error catches.
- */
-
-#ifdef SIGSETJMP
- typedef struct { sigjmp_buf j; } jmp_buf_t;
-# define setexit() sigsetjmp(reslab.j)
-# define _reset() siglongjmp(reslab.j, 1)
-#else
- typedef struct { jmp_buf j; } jmp_buf_t;
-# define setexit() setjmp(reslab.j)
-# define _reset() longjmp(reslab.j, 1)
-#endif
-
-#define getexit(a) (void) ((a) = reslab)
-#define resexit(a) (void) (reslab = (a))
-
-#define cpybin(a, b) (void) ((a) = (b))
-
-extern jmp_buf_t reslab;
-
-EXTERN Char *gointr; /* Label for an onintr transfer */
-
-extern struct sigaction parintr; /* Parents interrupt catch */
-extern struct sigaction parterm; /* Parents terminate catch */
-
-/*
- * Lexical definitions.
- *
- * All lexical space is allocated dynamically.
- * The eighth/sixteenth bit of characters is used to prevent recognition,
- * and eventually stripped.
- */
-#define META 0200
-#define ASCII 0177
-#ifdef WIDE_STRINGS /* Implies SHORT_STRINGS */
-/* 31st char bit used for 'ing (not 32nd, we want all values nonnegative) */
-# define QUOTE 0x40000000
-# define TRIM 0x3FFFFFFF /* Mask to strip quote bit */
-# define UNDER 0x20000000 /* Underline flag */
-# define BOLD 0x10000000 /* Bold flag */
-# define STANDOUT 0x08000000 /* Standout flag */
-# define LITERAL 0x04000000 /* Literal character flag */
-# define ATTRIBUTES 0x3C000000 /* The bits used for attributes */
-# define INVALID_BYTE 0x00200000 /* Invalid character on input */
-# define CHAR 0x003FFFFF /* Mask to mask out the character */
-#elif defined (SHORT_STRINGS)
-# define QUOTE ((Char) 0100000)/* 16nth char bit used for 'ing */
-# define TRIM 0073777 /* Mask to strip quote/lit bit */
-# define UNDER 0040000 /* Underline flag */
-# define BOLD 0020000 /* Bold flag */
-# define STANDOUT 0010000 /* Standout flag */
-# define LITERAL 0004000 /* Literal character flag */
-# define ATTRIBUTES 0074000 /* The bits used for attributes */
-# define INVALID_BYTE 0
-# define CHAR 0000377 /* Mask to mask out the character */
-#else
-# define QUOTE ((Char) 0200) /* Eighth char bit used for 'ing */
-# define TRIM 0177 /* Mask to strip quote bit */
-# define UNDER 0000000 /* No extra bits to do both */
-# define BOLD 0000000 /* Bold flag */
-# define STANDOUT META /* Standout flag */
-# define LITERAL 0000000 /* Literal character flag */
-# define ATTRIBUTES 0200 /* The bits used for attributes */
-# define INVALID_BYTE 0
-# define CHAR 0000177 /* Mask to mask out the character */
-#endif
-#define CHAR_DBWIDTH (LITERAL|(LITERAL-1))
-
-EXTERN int AsciiOnly; /* If set only 7 bits expected in characters */
-
-/*
- * Each level of input has a buffered input structure.
- * There are one or more blocks of buffered input for each level,
- * exactly one if the input is seekable and tell is available.
- * In other cases, the shell buffers enough blocks to keep all loops
- * in the buffer.
- *
- * If (WIDE_STRINGS && cantell), fbobp is always a byte offset, but
- * (fseekp - fbobp) and (feobp - fbobp) are character offsets (usable for
- * fbuf indexing).
- *
- * If (!cantell), all offsets are character offsets; if (!WIDE_STRINGS), there
- * is no difference between byte and character offsets.
- */
-EXTERN struct Bin {
- off_t Bfseekp; /* Seek pointer, generally != lseek() value */
- off_t Bfbobp; /* Seekp of beginning of buffers */
- off_t Bfeobp; /* Seekp of end of buffers */
- int Bfblocks; /* Number of buffer blocks */
- Char **Bfbuf; /* The array of buffer blocks */
-#ifdef WIDE_STRINGS
- /* Number of bytes in each character if (cantell) */
- unsigned char Bfclens[BUFSIZE + 1];
-#endif
-} B;
-
-/*
- * This structure allows us to seek inside aliases
- */
-struct Ain {
- int type;
-#define TCSH_I_SEEK 0 /* Invalid seek */
-#define TCSH_A_SEEK 1 /* Alias seek */
-#define TCSH_F_SEEK 2 /* File seek */
-#define TCSH_E_SEEK 3 /* Eval seek */
- union {
- off_t _f_seek; /* A byte offset if (cantell) */
- Char* _c_seek;
- } fc;
-#define f_seek fc._f_seek
-#define c_seek fc._c_seek
- Char **a_seek;
-} ;
-
-extern int aret; /* Type of last char returned */
-#define SEEKEQ(a, b) ((a)->type == (b)->type && \
- (a)->f_seek == (b)->f_seek && \
- (a)->a_seek == (b)->a_seek)
-
-#define fseekp B.Bfseekp
-#define fbobp B.Bfbobp
-#define feobp B.Bfeobp
-#define fblocks B.Bfblocks
-#define fbuf B.Bfbuf
-#define fclens B.Bfclens
-
-/*
- * The shell finds commands in loops by reseeking the input
- * For whiles, in particular, it reseeks to the beginning of the
- * line the while was on; hence the while placement restrictions.
- */
-EXTERN struct Ain lineloc;
-
-EXTERN int cantell; /* Is current source tellable ? */
-
-/*
- * Input lines are parsed into doubly linked circular
- * lists of words of the following form.
- */
-struct wordent {
- Char *word;
- struct wordent *prev;
- struct wordent *next;
-};
-
-/*
- * During word building, both in the initial lexical phase and
- * when expanding $ variable substitutions, expansion by `!' and `$'
- * must be inhibited when reading ahead in routines which are themselves
- * processing `!' and `$' expansion or after characters such as `\' or in
- * quotations. The following flags are passed to the getC routines
- * telling them which of these substitutions are appropriate for the
- * next character to be returned.
- */
-#define DODOL 1
-#define DOEXCL 2
-#define DOALL DODOL|DOEXCL
-
-/*
- * Labuf implements a general buffer for lookahead during lexical operations.
- * Text which is to be placed in the input stream can be stuck here.
- * We stick parsed ahead $ constructs during initial input,
- * process id's from `$$', and modified variable values (from qualifiers
- * during expansion in sh.dol.c) here.
- */
-extern struct Strbuf labuf;
-EXTERN size_t lap; /* N/A if == labuf.len, index into labuf.s otherwise */
-
-/*
- * Parser structure
- *
- * Each command is parsed to a tree of command structures and
- * flags are set bottom up during this process, to be propagated down
- * as needed during the semantics/exeuction pass (sh.sem.c).
- */
-struct command {
- unsigned char t_dtyp; /* Type of node */
-#define NODE_COMMAND 1 /* t_dcom <t_dlef >t_drit */
-#define NODE_PAREN 2 /* ( t_dspr ) <t_dlef >t_drit */
-#define NODE_PIPE 3 /* t_dlef | t_drit */
-#define NODE_LIST 4 /* t_dlef ; t_drit */
-#define NODE_OR 5 /* t_dlef || t_drit */
-#define NODE_AND 6 /* t_dlef && t_drit */
- unsigned char t_nice; /* Nice value */
-#ifdef apollo
- unsigned char t_systype; /* System environment */
-#endif
- unsigned long t_dflg; /* Flags, e.g. F_AMPERSAND|... */
-/* save these when re-doing */
-#ifndef apollo
-#define F_SAVE (F_NICE|F_TIME|F_NOHUP|F_HUP)
-#else
-#define F_SAVE (F_NICE|F_TIME|F_NOHUP||F_HUP|F_VER)
-#endif
-#define F_AMPERSAND (1<<0) /* executes in background */
-#define F_APPEND (1<<1) /* output is redirected >> */
-#define F_PIPEIN (1<<2) /* input is a pipe */
-#define F_PIPEOUT (1<<3) /* output is a pipe */
-#define F_NOFORK (1<<4) /* don't fork, last ()ized cmd */
-#define F_NOINTERRUPT (1<<5) /* should be immune from intr's */
-/* spare */
-#define F_STDERR (1<<7) /* redirect unit 2 with unit 1 */
-#define F_OVERWRITE (1<<8) /* output was ! */
-#define F_READ (1<<9) /* input redirection is << */
-#define F_REPEAT (1<<10) /* reexec aft if, repeat,... */
-#define F_NICE (1<<11) /* t_nice is meaningful */
-#define F_NOHUP (1<<12) /* nohup this command */
-#define F_TIME (1<<13) /* time this command */
-#define F_BACKQ (1<<14) /* command is in `` */
-#define F_HUP (1<<15) /* hup this command */
-#ifdef apollo
-#define F_VER (1<<16) /* execute command under SYSTYPE */
-#endif
- union {
- Char *T_dlef; /* Input redirect word */
- struct command *T_dcar; /* Left part of list/pipe */
- } L;
- union {
- Char *T_drit; /* Output redirect word */
- struct command *T_dcdr; /* Right part of list/pipe */
- } R;
-#define t_dlef L.T_dlef
-#define t_dcar L.T_dcar
-#define t_drit R.T_drit
-#define t_dcdr R.T_dcdr
- Char **t_dcom; /* Command/argument vector */
- struct command *t_dspr; /* Pointer to ()'d subtree */
-};
-
-
-/*
- * The keywords for the parser
- */
-#define TC_BREAK 0
-#define TC_BRKSW 1
-#define TC_CASE 2
-#define TC_DEFAULT 3
-#define TC_ELSE 4
-#define TC_END 5
-#define TC_ENDIF 6
-#define TC_ENDSW 7
-#define TC_EXIT 8
-#define TC_FOREACH 9
-#define TC_GOTO 10
-#define TC_IF 11
-#define TC_LABEL 12
-#define TC_LET 13
-#define TC_SET 14
-#define TC_SWITCH 15
-#define TC_TEST 16
-#define TC_THEN 17
-#define TC_WHILE 18
-
-/*
- * These are declared here because they want to be
- * initialized in sh.init.c (to allow them to be made readonly)
- */
-
-#if defined(hpux) && defined(__STDC__) && !defined(__GNUC__)
- /* Avoid hpux ansi mode spurious warnings */
-typedef void (*bfunc_t) ();
-#else
-typedef void (*bfunc_t) (Char **, struct command *);
-#endif /* hpux && __STDC__ && !__GNUC__ */
-
-extern const struct biltins {
- const char *bname;
- bfunc_t bfunct;
- int minargs, maxargs;
-} bfunc[];
-extern int nbfunc;
-#ifdef WINNT_NATIVE
-extern struct biltins nt_bfunc[];
-extern int nt_nbfunc;
-#endif /* WINNT_NATIVE*/
-extern int bequiet;
-
-extern struct srch {
- const char *s_name;
- int s_value;
-} srchn[];
-extern int nsrchn;
-
-/*
- * Structure defining the existing while/foreach loops at this
- * source level. Loops are implemented by seeking back in the
- * input. For foreach (fe), the word list is attached here.
- */
-EXTERN struct whyle {
- struct Ain w_start; /* Point to restart loop */
- struct Ain w_end; /* End of loop (0 if unknown) */
- Char **w_fe, **w_fe0; /* Current/initial wordlist for fe */
- Char *w_fename; /* Name for fe */
- struct whyle *w_next; /* Next (more outer) loop */
-} *whyles;
-
-/*
- * Variable structure
- *
- * Aliases and variables are stored in AVL balanced binary trees.
- */
-EXTERN struct varent {
- Char **vec; /* Array of words which is the value */
- Char *v_name; /* Name of variable/alias */
- int v_flags; /* Flags */
-#define VAR_ALL -1
-#define VAR_READONLY 1
-#define VAR_READWRITE 2
-#define VAR_NOGLOB 4
-#define VAR_FIRST 32
-#define VAR_LAST 64
- struct varent *v_link[3]; /* The links, see below */
- int v_bal; /* Balance factor */
-} shvhed IZERO_STRUCT, aliases IZERO_STRUCT;
-
-#define v_left v_link[0]
-#define v_right v_link[1]
-#define v_parent v_link[2]
-
-#define adrof(v) adrof1(v, &shvhed)
-#define varval(v) value1(v, &shvhed)
-
-/*
- * The following are for interfacing redo substitution in
- * aliases to the lexical routines.
- */
-EXTERN struct wordent *alhistp IZERO_STRUCT;/* Argument list (first) */
-EXTERN struct wordent *alhistt IZERO_STRUCT;/* Node after last in arg list */
-EXTERN Char **alvec IZERO_STRUCT,
- *alvecp IZERO_STRUCT;/* The (remnants of) alias vector */
-
-/*
- * Filename/command name expansion variables
- */
-
-#ifdef __CYGWIN__
-# undef MAXPATHLEN
-#endif /* __CYGWIN__ */
-
-#ifndef MAXPATHLEN
-# ifdef PATH_MAX
-# define MAXPATHLEN PATH_MAX
-# else
-# define MAXPATHLEN 2048
-# endif
-#endif /* MAXPATHLEN */
-
-#ifndef HAVENOLIMIT
-/*
- * resource limits
- */
-extern struct limits {
- int limconst;
- const char *limname;
- int limdiv;
- const char *limscale;
-} limits[];
-#endif /* !HAVENOLIMIT */
-
-/*
- * History list
- *
- * Each history list entry contains an embedded wordlist
- * from the scanner, a number for the event, and a reference count
- * to aid in discarding old entries.
- *
- * Essentially "invisible" entries are put on the history list
- * when history substitution includes modifiers, and thrown away
- * at the next discarding since their event numbers are very negative.
- */
-EXTERN struct Hist {
- struct wordent Hlex;
- int Hnum;
- int Href;
- time_t Htime;
- Char *histline;
- struct Hist *Hnext;
-} Histlist IZERO_STRUCT;
-
-EXTERN struct wordent paraml; /* Current lexical word list */
-EXTERN int eventno; /* Next events number */
-EXTERN int lastev; /* Last event reference (default) */
-
-EXTERN Char HIST; /* history invocation character */
-EXTERN Char HISTSUB; /* auto-substitute character */
-EXTERN Char PRCH; /* Prompt symbol for regular users */
-EXTERN Char PRCHROOT; /* Prompt symbol for root */
-
-/*
- * For operating systems with single case filenames (OS/2)
- */
-#ifdef CASE_INSENSITIVE
-# ifdef WIDE_STRINGS
-# define samecase(x) (towlower(x))
-# else
-# define samecase(x) (isupper((unsigned char)(x)) ? \
- tolower((unsigned char)(x)) : (x))
-# endif
-#else
-# define samecase(x) (x)
-#endif /* CASE_INSENSITIVE */
-
-/*
- * strings.h:
- */
-#ifndef SHORT_STRINGS
-#define Strchr(a, b) strchr(a, b)
-#define Strrchr(a, b) strrchr(a, b)
-#define Strcat(a, b) strcat(a, b)
-#define Strncat(a, b, c) strncat(a, b, c)
-#define Strcpy(a, b) strcpy(a, b)
-#define Strncpy(a, b, c) strncpy(a, b, c)
-#define Strlen(a) strlen(a)
-#define Strcmp(a, b) strcmp(a, b)
-#define Strncmp(a, b, c) strncmp(a, b, c)
-#define Strcasecmp(a, b) strcasecmp(a, b)
-
-#define Strspl(a, b) strspl(a, b)
-#define Strnsave(a, b) strnsave(a, b)
-#define Strsave(a) strsave(a)
-#define Strend(a) strend(a)
-#define Strstr(a, b) strstr(a, b)
-
-#define str2short(a) (a)
-#define blk2short(a) saveblk(a)
-#define short2blk(a) saveblk(a)
-#define short2str(a) caching_strip(a)
-#else
-#ifdef WIDE_STRINGS
-#define Strchr(a, b) wcschr(a, b)
-#define Strrchr(a, b) wcsrchr(a, b)
-#define Strcat(a, b) wcscat(a, b)
-#define Strncat(a, b, c) wcsncat(a, b, c)
-#define Strcpy(a, b) wcscpy(a, b)
-#define Strncpy(a, b, c) wcsncpy(a, b, c)
-#define Strlen(a) wcslen(a)
-#define Strcmp(a, b) wcscmp(a, b)
-#define Strncmp(a, b, c) wcsncmp(a, b, c)
-#else
-#define Strchr(a, b) s_strchr(a, b)
-#define Strrchr(a, b) s_strrchr(a, b)
-#define Strcat(a, b) s_strcat(a, b)
-#define Strncat(a, b, c) s_strncat(a, b, c)
-#define Strcpy(a, b) s_strcpy(a, b)
-#define Strncpy(a, b, c) s_strncpy(a, b, c)
-#define Strlen(a) s_strlen(a)
-#define Strcmp(a, b) s_strcmp(a, b)
-#define Strncmp(a, b, c) s_strncmp(a, b, c)
-#endif
-#define Strcasecmp(a, b) s_strcasecmp(a, b)
-
-#define Strspl(a, b) s_strspl(a, b)
-#define Strnsave(a, b) s_strnsave(a, b)
-#define Strsave(a) s_strsave(a)
-#define Strend(a) s_strend(a)
-#define Strstr(a, b) s_strstr(a, b)
-#endif
-
-/*
- * setname is a macro to save space (see sh.err.c)
- */
-EXTERN const char *bname;
-
-#define setname(a) (bname = (a))
-
-#ifdef VFORK
-EXTERN Char *Vsav;
-EXTERN Char *Vdp;
-EXTERN Char *Vexpath;
-EXTERN char **Vt;
-#endif /* VFORK */
-
-EXTERN Char **evalvec;
-EXTERN Char *evalp;
-
-extern struct mesg {
- const char *iname; /* name from /usr/include */
- const char *pname; /* print name */
-} mesg[];
-
-/* word_chars is set by default to WORD_CHARS but can be overridden by
- the worchars variable--if unset, reverts to WORD_CHARS */
-
-EXTERN Char *word_chars;
-
-#define WORD_CHARS "*?_-.[]~=" /* default chars besides alnums in words */
-
-EXTERN Char *STR_SHELLPATH;
-
-#ifdef _PATH_BSHELL
-EXTERN Char *STR_BSHELL;
-#endif
-EXTERN Char *STR_WORD_CHARS;
-EXTERN Char **STR_environ IZERO;
-
-extern int dont_free; /* Tell free that we are in danger if we free */
-
-extern Char *INVPTR;
-extern Char **INVPPTR;
-
-extern char *progname;
-extern int tcsh;
-extern int xlate_cr;
-extern int output_raw;
-extern int lbuffed;
-extern time_t Htime;
-extern int numeof;
-extern int insource;
-extern char linbuf[];
-extern char *linp;
-extern int nsig;
-#ifdef VFORK
-extern int use_fork;
-#endif
-extern int tellwhat;
-extern int NoNLSRebind;
-#if !HAVE_DECL_ENVIRON
-extern char **environ;
-#endif
-
-#include "tc.h"
-
-#ifndef WINNT_NATIVE
-# ifdef NLS_CATALOGS
-# if defined(linux) || defined(__GNU__) || defined(__GLIBC__)
-# include <locale.h>
-# ifdef notdef
-# include <localeinfo.h> /* Has this changed ? */
-# endif
-# include <features.h>
-# endif
-# ifdef SUNOS4
- /* Who stole my nl_types.h? :-(
- * All this stuff is in the man pages, but nowhere else?
- * This does not link right now...
- */
- typedef void *nl_catd;
- extern const char * catgets (nl_catd, int, int, const char *);
- nl_catd catopen (const char *, int);
- int catclose (nl_catd);
-# else
-# ifdef __uxps__
-# define gettxt gettxt_ds
-# endif
-# include <nl_types.h>
-# ifdef __uxps__
-# undef gettxt
-# endif
-# endif
-# ifndef MCLoadBySet
-# define MCLoadBySet 0
-# endif
-EXTERN nl_catd catd;
-# if defined(HAVE_ICONV) && defined(HAVE_NL_LANGINFO)
-# define CGETS(b, c, d) iconv_catgets(catd, b, c, d)
-# else
-# define CGETS(b, c, d) xcatgets(catd, b, c, d)
-# endif
-# define CSAVS(b, c, d) strsave(CGETS(b, c, d))
-# else
-# define CGETS(b, c, d) d
-# define CSAVS(b, c, d) d
-# endif
-#else /* WINNT_NATIVE */
-# define CGETS(b, c, d) nt_cgets( b, c, d)
-# define CSAVS(b, c, d) strsave(CGETS(b, c, d))
-#endif /* WINNT_NATIVE */
-
-#if defined(FILEC)
-extern int filec;
-#endif /* FILEC */
-
-#include "sh.decls.h"
-/*
- * Since on some machines characters are unsigned, and the signed
- * keyword is not universally implemented, we treat all characters
- * as unsigned and sign extend them where we need.
- */
-#define SIGN_EXTEND_CHAR(a) (((a) & 0x80) ? ((a) | ~0x7f) : (a))
-
-/*
- * explanation for use by the "--help" option
- */
-#define HELP_STRING "\
--b file batch mode, read and execute commands from `file' \n\
--c command run `command' from next argument \n\
--d load directory stack from `~/.cshdirs' \n\
--Dname[=value] define environment variable `name' to `value' (DomainOS only) \n\
--e exit on any error \n\
--f start faster by ignoring the start-up file \n\
--F use fork() instead of vfork() when spawning (ConvexOS only) \n\
--i interactive, even when input is not from a terminal \n\
--l act as a login shell, must be the only option specified \n\
--m load the start-up file, whether or not owned by effective user \n\
--n file no execute mode, just check syntax of the following `file' \n\
--q accept SIGQUIT for running under a debugger \n\
--s read commands from standard input \n\
--t read one line from standard input \n\
--v echo commands after history substitution \n\
--V like -v but including commands read from the start-up file \n\
--x echo commands immediately before execution \n\
--X like -x but including commands read from the start-up file \n\
---help print this message and exit \n\
---version print the version shell variable and exit \n\
-\nSee the tcsh(1) manual page for detailed information.\n"
-
-#include "tc.nls.h"
-
-#endif /* _h_sh */
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