/*
 * $Copyright:	$
 * Copyright (c) 1984, 1985, 1986, 1987, 1988, 1989, 1990 
 * Sequent Computer Systems, Inc.   All rights reserved.
 *  
 * This software is furnished under a license and may be used
 * only in accordance with the terms of that license and with the
 * inclusion of the above copyright notice.   This software may not
 * be provided or otherwise made available to, or used by, any
 * other person.  No title to or ownership of the software is
 * hereby transferred.
 *
 */

/*	Copyright (c) 1984 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/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/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.	*/

#ident	"$Header: extern.c 1.4 89/10/10 $@(#)mailx:extern.c	1.3.1.1"

/*
 * mailx -- a modified version of a University of California at Berkeley
 *	mail program
 *
 * A bunch of global variable declarations lie herein.
 */


#include "rcv.h"

int	msgCount;			/* Count of messages read in */
int	mypid;				/* Current process id */
int	rcvmode;			/* True if receiving mail */
int	sawcom;				/* Set after first command */
int	Fflag = 0;			/* -F option (followup) */
int	hflag;				/* Sequence number for network -h */
int	Hflag = 0;			/* print headers and exit */
char	*rflag;				/* -r address for network */
char	*Tflag;				/* -T temp file for netnews */
int	UnUUCP = 0;			/* -U flag */
int	exitflg = 0;			/* -e for mail test */
int	newsflg = 0;			/* -I option for netnews */
char	nosrc;				/* Don't source
						/usr/lib/mailx/mailx.rc */
char	noheader;			/* Suprress initial header listing */
int	selfsent;			/* User sent self something */
int	senderr;			/* An error while checking */
int	edit;				/* Indicates editing a file */
int	readonly;			/* Will be unable to rewrite file */
int	noreset;			/* String resets suspended */
int	sourcing;			/* Currently reading variant file */
int	loading;			/* Loading user definitions */
int	shudann;			/* Print headers when possible */
int	cond;				/* Current state of conditional exc. */
FILE	*itf;				/* Input temp file buffer */
FILE	*otf;				/* Output temp file buffer */
FILE	*pipef;				/* Pipe file we have opened */
int	image;				/* File descriptor for image of msg */
FILE	*input;				/* Current command input file */
char	*editfile;			/* Name of file being edited */
char	*sflag;				/* Subject given from non tty */
int	outtty;				/* True if standard output a tty */
int	intty;				/* True if standard input a tty */
int	baud;				/* Output baud rate */
char	homedir[PATHSIZE];		/* Name of home directory */
char	mailname[PATHSIZE];		/* Name of system mailbox */
char	origname[PATHSIZE];		/* Name of mailfile before expansion */
int	uid;				/* The invoker's user id */
char	myname[PATHSIZE];		/* My login id */
off_t	mailsize;			/* Size of system mailbox */
int	lexnumber;			/* Number of TNUMBER from scan() */
char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
int	regretp;			/* Pointer to TOS of regret tokens */
int	regretstack[REGDEP];		/* Stack of regretted tokens */
char	*stringstack[REGDEP];		/* Stack of regretted strings */
int	numberstack[REGDEP];		/* Stack of regretted numbers */
struct	message	*dot;			/* Pointer to current message */
struct	message	*message;		/* The actual message structure */
struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
struct	ignore		*ignore[HSHSIZE];/* Pointer to ignored fields */
char	**altnames;			/* List of alternate names for user */
int	debug;				/* Debug flag set */
int	rmail;				/* Being called as rmail */
char	*prompt = NOSTR;		/* prompt string */
int	space;				/* Current maximum number of messages */
int	maxfiles;			/* Maximum number of open files */

jmp_buf	srbuf;


/*
 * The pointers for the string allocation routines,
 * there are NSPACE independent areas.
 * The first holds STRINGSIZE bytes, the next
 * twice as much, and so on.
 */

struct strings stringdope[NSPACE];
