glob.h revision 1591 
1/*
2 * Copyright (c) 1980, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 *	@(#)glob.h	8.1 (Berkeley) 6/6/93
34 */
35
36/*
37 * A bunch of global variable declarations lie herein.
38 * def.h must be included first.
39 */
40
41int	msgCount;			/* Count of messages read in */
42int	rcvmode;			/* True if receiving mail */
43int	sawcom;				/* Set after first command */
44char	*Tflag;				/* -T temp file for netnews */
45int	senderr;			/* An error while checking */
46int	edit;				/* Indicates editing a file */
47int	readonly;			/* Will be unable to rewrite file */
48int	noreset;			/* String resets suspended */
49int	sourcing;			/* Currently reading variant file */
50int	loading;			/* Loading user definitions */
51int	cond;				/* Current state of conditional exc. */
52FILE	*itf;				/* Input temp file buffer */
53FILE	*otf;				/* Output temp file buffer */
54int	image;				/* File descriptor for image of msg */
55FILE	*input;				/* Current command input file */
56char	mailname[PATHSIZE];		/* Name of current file */
57char	prevfile[PATHSIZE];		/* Name of previous file */
58char	*homedir;			/* Path name of home directory */
59char	*myname;			/* My login name */
60off_t	mailsize;			/* Size of system mailbox */
61int	lexnumber;			/* Number of TNUMBER from scan() */
62char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
63int	regretp;			/* Pointer to TOS of regret tokens */
64int	regretstack[REGDEP];		/* Stack of regretted tokens */
65char	*string_stack[REGDEP];		/* Stack of regretted strings */
66int	numberstack[REGDEP];		/* Stack of regretted numbers */
67struct	message	*dot;			/* Pointer to current message */
68struct	message	*message;		/* The actual message structure */
69struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
70struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
71struct	ignoretab	ignore[2];	/* ignored and retained fields
72					   0 is ignore, 1 is retain */
73struct	ignoretab	saveignore[2];	/* ignored and retained fields
74					   on save to folder */
75struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
76char	**altnames;			/* List of alternate names for user */
77int	debug;				/* Debug flag set */
78int	screenwidth;			/* Screen width, or best guess */
79int	screenheight;			/* Screen height, or best guess,
80					   for "header" command */
81int	realscreenheight;		/* the real screen height */
82
83#include <setjmp.h>
84
85jmp_buf	srbuf;
86
87
88/*
89 * The pointers for the string allocation routines,
90 * there are NSPACE independent areas.
91 * The first holds STRINGSIZE bytes, the next
92 * twice as much, and so on.
93 */
94
95#define	NSPACE	25			/* Total number of string spaces */
96struct strings {
97	char	*s_topFree;		/* Beginning of this area */
98	char	*s_nextFree;		/* Next alloctable place here */
99	unsigned s_nleft;		/* Number of bytes left here */
100} stringdope[NSPACE];
101