/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

/*
 * Copyright  (c) 1985 AT&T
 *	All Rights Reserved
 *
 * Include file for test.c 
 */

#ident	"@(#)test.h	1.4	92/07/14 SMI"       /* SVr4.0 1.4 */

/* error exits from various parts of shell */
#define 	ERROR		1
#define 	SYNBAD		2
#define 	SIGFAIL 	2000
#define	 	SIGFLG		0200

/* command tree */
#define 	FPRS		0x0100
#define 	FINT		0x0200
#define 	FAMP		0x0400
#define 	FPIN		0x0800
#define 	FPOU		0x1000
#define 	FPCL		0x2000
#define 	FCMD		0x4000
#define 	COMMSK		0x00F0
#define		CNTMSK		0x000F

#define 	TCOM		0x0000
#define 	TPAR		0x0010
#define 	TFIL		0x0020
#define 	TLST		0x0030
#define 	TIF			0x0040
#define 	TWH			0x0050
#define 	TUN			0x0060
#define 	TSW			0x0070
#define 	TAND		0x0080
#define 	TORF		0x0090
#define 	TFORK		0x00A0
#define 	TFOR		0x00B0
#define		TFND		0x00C0

/* execute table */
#define 	SYSSET		1
#define 	SYSCD		2
#define 	SYSEXEC		3

#ifdef RES	/*	include login code	*/
#define 	SYSLOGIN	4
#else
#define 	SYSNEWGRP 	4
#endif

#define 	SYSTRAP		5
#define 	SYSEXIT		6
#define 	SYSSHFT 	7
#define 	SYSWAIT		8
#define 	SYSCONT 	9
#define 	SYSBREAK	10
#define 	SYSEVAL 	11
#define 	SYSDOT		12
#define 	SYSRDONLY 	13
#define 	SYSTIMES 	14
#define 	SYSXPORT	15
#define 	SYSNULL 	16
#define 	SYSREAD 	17
#define		SYSTST		18

#ifndef RES	/*	exclude umask code	*/
#define 	SYSUMASK 	20
#define 	SYSULIMIT 	21
#endif

#define 	SYSECHO		22
#define		SYSHASH		23
#define		SYSPWD		24
#define 	SYSRETURN	25
#define		SYSUNS		26
#define		SYSMEM		27
#define		SYSTYPE  	28

/* used for input and output of shell */
#define 	INIO 		19

/*io nodes*/
#define 	USERIO		10
#define 	IOUFD		15
#define 	IODOC		16
#define 	IOPUT		32
#define 	IOAPP		64
#define 	IOMOV		128
#define 	IORDW		256
#define		IOSTRIP		512
#define 	INPIPE		0
#define 	OTPIPE		1

/* arg list terminator */
#define 	ENDARGS		0

/*
 * begin: mac.h 
 */
#define TRUE	(-1)
#define FALSE	0
#define LOBYTE	0377
#define STRIP	0177
#define QUOTE	0200

#define EOF	0
#define NL	'\n'
#define SP	' '
#define LQ	'`'
#define RQ	'\''
#define MINUS	'-'
#define COLON	':'
#define TAB	'\t'


#define MAX(a,b)	((a)>(b)?(a):(b))

#define blank()		prc(SP)
#define	tab()		prc(TAB)
#define newline()	prc(NL)

/*
 * end: mac.h
 */

/*
 * begin: mode.h
 */

#ifdef pdp11
typedef char BOOL;
#else
typedef short BOOL;
#endif

#define BYTESPERWORD	(sizeof (char *))
#define	NIL	((char*)0)


/* the following nonsense is required
 * because casts turn an Lvalue
 * into an Rvalue so two cheats
 * are necessary, one for each context.
        NOT USED -- generates warnings -- REMOVED abs 9/22/88
union { int _cheat;};
#define Lcheat(a)	((a)._cheat)
#define Rcheat(a)	((int)(a))
*/

/* address puns for storage allocation */
typedef union
{
	struct forknod	*_forkptr;
	struct comnod	*_comptr;
	struct fndnod	*_fndptr;
	struct parnod	*_parptr;
	struct ifnod	*_ifptr;
	struct whnod	*_whptr;
	struct fornod	*_forptr;
	struct lstnod	*_lstptr;
	struct blk	*_blkptr;
	struct namnod	*_namptr;
	char	*_bytptr;
} address;


/* heap storage */
struct blk
{
	struct blk	*word;
};

#define	BUFSIZ	1024
struct fileblk
{
	int	fdes;
	unsigned flin;
	BOOL	feof;
	unsigned char	fsiz;
	char	*fnxt;
	char	*fend;
	char	**feval;
	struct fileblk	*fstak;
	char	fbuf[BUFSIZ];
};

struct tempblk
{
	int fdes;
	struct tempblk *fstak;
};


/* for files not used with file descriptors */
struct filehdr
{
	int	fdes;
	unsigned	flin;
	BOOL	feof;
	unsigned char	fsiz;
	char	*fnxt;
	char	*fend;
	char	**feval;
	struct fileblk	*fstak;
	char	_fbuf[1];
};

struct sysnod
{
	char	*sysnam;
	int	sysval;
};

/* this node is a proforma for those that follow */
struct trenod
{
	int	tretyp;
	struct ionod	*treio;
};

/* dummy for access only */
struct argnod
{
	struct argnod	*argnxt;
	char	argval[1];
};

struct dolnod
{
	struct dolnod	*dolnxt;
	int	doluse;
	char	*dolarg[1];
};

struct forknod
{
	int	forktyp;
	struct ionod	*forkio;
	struct trenod	*forktre;
};

struct comnod
{
	int	comtyp;
	struct ionod	*comio;
	struct argnod	*comarg;
	struct argnod	*comset;
};

struct fndnod
{
	int 	fndtyp;
	char	*fndnam;
	struct trenod	*fndval;
};

struct ifnod
{
	int	iftyp;
	struct trenod	*iftre;
	struct trenod	*thtre;
	struct trenod	*eltre;
};

struct whnod
{
	int	whtyp;
	struct trenod	*whtre;
	struct trenod	*dotre;
};

struct fornod
{
	int	fortyp;
	struct trenod	*fortre;
	char	*fornam;
	struct comnod	*forlst;
};

struct swnod
{
	int	swtyp;
	char *swarg;
	struct regnod	*swlst;
};

struct regnod
{
	struct argnod	*regptr;
	struct trenod	*regcom;
	struct regnod	*regnxt;
};

struct parnod
{
	int	partyp;
	struct trenod	*partre;
};

struct lstnod
{
	int	lsttyp;
	struct trenod	*lstlef;
	struct trenod	*lstrit;
};

struct ionod
{
	int	iofile;
	char	*ioname;
	char	*iolink;
	struct ionod	*ionxt;
	struct ionod	*iolst;
};

struct fdsave
{
	int org_fd;
	int dup_fd;
};


#define		fndptr(x)	((struct fndnod *)x)
#define		comptr(x)	((struct comnod *)x)
#define		forkptr(x)	((struct forknod *)x)
#define		parptr(x)	((struct parnod *)x)
#define		lstptr(x)	((struct lstnod *)x)
#define		forptr(x)	((struct fornod *)x)
#define		whptr(x)	((struct whnod *)x)
#define		ifptr(x)	((struct ifnod *)x)
#define		swptr(x)	((struct swnod *)x)

/*
 * end: mode.h
 */

/*
 * begin: name.h
 */

#define	N_ENVCHG 0020
#define N_RDONLY 0010
#define N_EXPORT 0004
#define N_ENVNAM 0002
#define N_FUNCTN 0001

#define N_DEFAULT 0

struct namnod
{
	struct namnod	*namlft;
	struct namnod	*namrgt;
	char	*namid;
	char	*namval;
	char	*namenv;
	int	namflg;
};

/*
 * end: name.h
 */

#include	<signal.h>

/*	error catching */
/* extern int 		errno;  EFT abs k16 */

/* result type declarations */

#define 	alloc 		malloc

/* wish.h includes malloc.h  extern char				*alloc();*/
extern char				*make();
extern char				*movstr();
extern char				*movstrn();
extern struct trenod	*cmd();
extern struct trenod	*makefork();
extern struct namnod	*lookup();
extern struct namnod	*findnam();
extern struct dolnod	*useargs();
extern float			expr();
extern char				*catpath();
extern char				*getpath();
extern char				*nextpath();
extern char				**scan();
extern char				*mactrim();
extern char				*macro();
extern char				*execs();
extern char				*copyto();
extern int				exname();
extern char				*staknam();
extern int				printnam();
extern int				printro();
extern int				printexp();
extern char				**setenv();
extern time_t				time();	/* EFT abs k16 */

#define 	attrib(n,f)		(n->namflg |= f)
#define 	round(a,b)		(((int)(((char *)(a)+b)-1))&~((b)-1))
#define 	closepipe(x)	(close(x[INPIPE]), close(x[OTPIPE]))
#define 	eq(a,b)			(cf(a,b)==0)
#define 	assert(x)		;

/* temp files and io */
extern int				output;
extern int				ioset;
extern struct ionod		*iotemp;	/* files to be deleted sometime */
extern struct ionod		*fiotemp;	/* function files to be deleted sometime */
extern struct ionod		*iopend;	/* documents waiting to be read at NL */
extern struct fdsave	fdmap[];


/* substitution */
extern int				dolc;
extern char				**dolv;
extern struct dolnod	*argfor;
extern struct argnod	*gchain;

/* 
 * begin: stak.h
 */

/* To use stack as temporary workspace across
 * possible storage allocation (eg name lookup)
 * a) get ptr from `relstak'
 * b) can now use `pushstak'
 * c) then reset with `setstak'
 * d) `absstak' gives real address if needed
 */
#define		relstak()	(staktop-stakbot)
/* NOT USED--Rcheat commented  out above.  abs 9/22/88
#define		absstak(x)	(stakbot+Rcheat(x))
#define		setstak(x)	(staktop=absstak(x))
*/
#define		pushstak(c)	(*staktop++=(c))
#define		zerostak()	(*staktop=0)

/* Used to address an item left on the top of
 * the stack (very temporary)
 */
#define		curstak()	(staktop)

/* `usestak' before `pushstak' then `fixstak'
 * These routines are safe against heap
 * being allocated.
 */
#define		usestak()	{locstak();}

/* for local use only since it hands
 * out a real address for the stack top
 */
extern char		*locstak();

/* Will allocate the item being used and return its
 * address (safe now).
 */
#define		fixstak()	endstak(staktop)

/* For use after `locstak' to hand back
 * new stack top and then allocate item
 */
extern char		*endstak();

/* Copy a string onto the stack and
 * allocate the space.
 */
extern char		*cpystak();

/* Allocate given ammount of stack space */
extern char		*getstak();

/* A chain of ptrs of stack blocks that
 * have become covered by heap allocation.
 * `tdystak' will return them to the heap.
 */
extern struct blk	*stakbsy;

/* Base of the entire stack */
extern char		*stakbas;

/* Top of entire stack */
extern char		*brkend;

/* Base of current item */
extern char		*stakbot;

/* Top of current item */
extern char		*staktop;

/* Used with tdystak */
extern char		*savstak();

/* 
 * end: stak.h
 */

/* string constants */
extern char				atline[];
extern char				readmsg[];
extern char				colon[];
extern char				minus[];
extern char				nullstr[];
extern char				sptbnl[];
extern char				unexpected[];
extern char				endoffile[];

/* name tree and words */
extern struct sysnod	reserved[];
extern int				no_reserved;
extern struct sysnod	commands[];
extern int				no_commands;

extern int				wdval;
extern int				wdnum;
extern int				fndef;
extern int				nohash;
extern struct argnod	*wdarg;
extern int				wdset;
extern BOOL				reserv;

/* prompting */
extern char				stdprompt[];
extern char				supprompt[];
extern char				profile[];
extern char				sysprofile[];

/* built in names */
extern struct namnod	fngnod;
extern struct namnod	cdpnod;
extern struct namnod	ifsnod;
extern struct namnod	homenod;
extern struct namnod	mailnod;
extern struct namnod	pathnod;
extern struct namnod	ps1nod;
extern struct namnod	ps2nod;
extern struct namnod	mchknod;
extern struct namnod	acctnod;
extern struct namnod	mailpnod;

/* special names */
extern char				flagadr[];
extern char				*pcsadr;
extern char				*pidadr;
extern char				*cmdadr;

extern char				defpath[];

/* names always present */
extern char				mailname[];
extern char				homename[];
extern char				pathname[];
extern char				cdpname[];
extern char				ifsname[];
extern char				ps1name[];
extern char				ps2name[];
extern char				mchkname[];
extern char				acctname[];
extern char				mailpname[];

/* transput */
extern char				tmpout[];
extern int				serial;

#define		TMPNAM 		7

extern struct fileblk	*standin;

#define 	input		(standin->fdes)
#define 	eof			(standin->feof)

extern int				peekc;
extern int				peekn;
extern char				*comdiv;
extern char				devnull[];

/* flags */
#define		noexec		01
#define		sysflg		01
#define		intflg		02
#define		prompt		04
#define		setflg		010
#define		errflg		020
#define		ttyflg		040
#define		forked		0100
#define		oneflg		0200
#define		rshflg		0400
#define		waiting		01000
#define		stdflg		02000
#define		STDFLG		's'
#define		execpr		04000
#define		readpr		010000
#define		keyflg		020000
#define		hashflg		040000
#define		nofngflg	0200000
#define		exportflg	0400000

extern long				flags;
extern int				rwait;	/* flags read waiting */

/* error exits from various parts of shell */
#include	<setjmp.h>
extern jmp_buf			subshell;
extern jmp_buf			errshell;

/* fault handling */

/*
 * begin: brkincr.h
 */

#define BRKINCR 01000
#define BRKMAX 04000

/*
 * end: brkincr.h
 */

extern unsigned			brkincr;
#define 	MINTRAP		0
#define 	MAXTRAP		20

#define 	TRAPSET		2
#define 	SIGSET		4
#define 	SIGMOD		8
#define 	SIGCAUGHT	16

extern int				fault();
extern BOOL				trapnote;
extern char				*trapcom[];
extern BOOL				trapflg[];

/* name tree and words */
extern char				**environ;
extern char				numbuf[];
extern char				export[];
extern char				duperr[];
extern char				readonly[];

/* execflgs */
extern int				exitval;
extern int				retval;
extern BOOL				execbrk;
extern int				loopcnt;
extern int				breakcnt;
extern int				funcnt;

/* messages */
extern char				mailmsg[];
extern char				coredump[];
extern char				badopt[];
extern char				badparam[];
extern char				unset[];
extern char				badsub[];
extern char				nospace[];
extern char				nostack[];
extern char				notfound[];
extern char				badtrap[];
extern char				baddir[];
extern char				badshift[];
extern char				restricted[];
extern char				execpmsg[];
extern char				notid[];
extern char 			badulimit[];
extern char				wtfailed[];
extern char				badcreate[];
extern char				nofork[];
extern char				noswap[];
extern char				piperr[];
extern char				badopen[];
extern char				badnum[];
extern char				arglist[];
extern char				txtbsy[];
extern char				toobig[];
extern char				badexec[];
extern char				badfile[];
extern char				badreturn[];
extern char				badexport[];
extern char				badunset[];
extern char				nohome[];
extern char				badperm[];

/*	'builtin' error messages	*/

extern char				btest[];
extern char				badop[];

/*	fork constant	*/

#define 	FORKLIM 	32

extern address			end[];

#include	"ctype.h"

extern int				wasintr;	/* used to tell if break or delete is hit
				   					 *  while executing a wait
									 */
extern int				eflag;


/*
 * Find out if it is time to go away.
 * `trapnote' is set to SIGSET when fault is seen and
 * no trap has been set.
 */

#define		sigchk()	if (trapnote & SIGSET)	\
							exitsh(exitval ? exitval : SIGFAIL)

#define 	exitset()	retval = exitval
