xref: /dragonfly/usr.bin/mail/glob.h (revision cd22852b)
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. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	@(#)glob.h	8.1 (Berkeley) 6/6/93
30  *
31  * $FreeBSD: src/usr.bin/mail/glob.h,v 1.1.1.1.14.3 2003/01/06 05:46:03 mikeh Exp $
32  */
33 
34 #ifndef EXTERN
35 #define	EXTERN	extern
36 #endif
37 
38 /*
39  * A bunch of global variable declarations lie herein.
40  * def.h must be included first.
41  */
42 
43 EXTERN int	msgCount;		/* Count of messages read in */
44 EXTERN int	rcvmode;		/* True if receiving mail */
45 EXTERN int	sawcom;			/* Set after first command */
46 EXTERN char	*Tflag;			/* -T temp file for netnews */
47 EXTERN int	senderr;		/* An error while checking */
48 EXTERN int	edit;			/* Indicates editing a file */
49 EXTERN int	readonly;		/* Will be unable to rewrite file */
50 EXTERN int	noreset;		/* String resets suspended */
51 EXTERN int	sourcing;		/* Currently reading variant file */
52 EXTERN int	loading;		/* Loading user definitions */
53 EXTERN int	cond;			/* Current state of conditional exc. */
54 EXTERN FILE	*itf;			/* Input temp file buffer */
55 EXTERN FILE	*otf;			/* Output temp file buffer */
56 EXTERN int	image;			/* File descriptor for image of msg */
57 EXTERN FILE	*input;			/* Current command input file */
58 EXTERN char	mailname[PATHSIZE];	/* Name of current file */
59 EXTERN char	prevfile[PATHSIZE];	/* Name of previous file */
60 EXTERN char	*homedir;		/* Path name of home directory */
61 EXTERN char	*myname;		/* My login name */
62 EXTERN off_t	mailsize;		/* Size of system mailbox */
63 EXTERN int	lexnumber;		/* Number of TNUMBER from scan() */
64 EXTERN char	lexstring[STRINGLEN];	/* String from TSTRING, scan() */
65 EXTERN int	regretp;		/* Pointer to TOS of regret tokens */
66 EXTERN int	regretstack[REGDEP];	/* Stack of regretted tokens */
67 EXTERN char	*string_stack[REGDEP];	/* Stack of regretted strings */
68 EXTERN int	numberstack[REGDEP];	/* Stack of regretted numbers */
69 EXTERN struct	message	*dot;		/* Pointer to current message */
70 EXTERN struct	message	*message;	/* The actual message structure */
71 EXTERN struct	var	*variables[HSHSIZE]; /* Pointer to active var list */
72 EXTERN struct	grouphead	*groups[HSHSIZE]; /* Pointer to active groups */
73 EXTERN struct	ignoretab	ignore[2]; /* ignored and retained fields
74 					      0 is ignore, 1 is retain */
75 EXTERN struct	ignoretab	saveignore[2]; /* ignored and retained fields
76 						  on save to folder */
77 EXTERN struct	ignoretab	ignoreall[2]; /* special, ignore all headers */
78 EXTERN char	**altnames;		/* List of alternate names for user */
79 EXTERN int	debug;			/* Debug flag set */
80 EXTERN int	screenwidth;		/* Screen width, or best guess */
81 EXTERN int	screenheight;		/* Screen height, or best guess,
82 					   for "header" command */
83 EXTERN int	realscreenheight;	/* the real screen height */
84 
85 #include <setjmp.h>
86 
87 EXTERN jmp_buf	srbuf;
88 
89 
90 /*
91  * The pointers for the string allocation routines,
92  * there are NSPACE independent areas.
93  * The first holds STRINGSIZE bytes, the next
94  * twice as much, and so on.
95  */
96 
97 #define	NSPACE	25			/* Total number of string spaces */
98 struct strings {
99 	char	*s_topFree;		/* Beginning of this area */
100 	char	*s_nextFree;		/* Next alloctable place here */
101 	unsigned s_nleft;		/* Number of bytes left here */
102 };
103 EXTERN struct strings	stringdope[NSPACE];
104