xref: /original-bsd/usr.bin/mail/glob.h (revision 92d853e2)
1 /*
2  * Copyright (c) 1980 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms are permitted
6  * provided that the above copyright notice and this paragraph are
7  * duplicated in all such forms and that any documentation,
8  * advertising materials, and other materials related to such
9  * distribution and use acknowledge that the software was developed
10  * by the University of California, Berkeley.  The name of the
11  * University may not be used to endorse or promote products derived
12  * from this software without specific prior written permission.
13  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
16  *
17  *	@(#)glob.h	5.18 (Berkeley) 10/20/88
18  */
19 
20 /*
21  * A bunch of global variable declarations lie herein.
22  * def.h must be included first.
23  */
24 
25 int	msgCount;			/* Count of messages read in */
26 int	rcvmode;			/* True if receiving mail */
27 int	sawcom;				/* Set after first command */
28 char	*Tflag;				/* -T temp file for netnews */
29 int	senderr;			/* An error while checking */
30 int	edit;				/* Indicates editing a file */
31 int	readonly;			/* Will be unable to rewrite file */
32 int	noreset;			/* String resets suspended */
33 int	sourcing;			/* Currently reading variant file */
34 int	loading;			/* Loading user definitions */
35 int	cond;				/* Current state of conditional exc. */
36 FILE	*itf;				/* Input temp file buffer */
37 FILE	*otf;				/* Output temp file buffer */
38 FILE	*pipef;				/* Pipe file we have opened */
39 int	image;				/* File descriptor for image of msg */
40 FILE	*input;				/* Current command input file */
41 char	mailname[PATHSIZE];		/* Name of current file */
42 char	prevfile[PATHSIZE];		/* Name of previous file */
43 char	*homedir;			/* Path name of home directory */
44 char	*myname;			/* My login name */
45 off_t	mailsize;			/* Size of system mailbox */
46 int	lexnumber;			/* Number of TNUMBER from scan() */
47 char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
48 int	regretp;			/* Pointer to TOS of regret tokens */
49 int	regretstack[REGDEP];		/* Stack of regretted tokens */
50 char	*string_stack[REGDEP];		/* Stack of regretted strings */
51 int	numberstack[REGDEP];		/* Stack of regretted numbers */
52 struct	message	*dot;			/* Pointer to current message */
53 struct	message	*message;		/* The actual message structure */
54 struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
55 struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
56 struct	ignoretab	ignore[2];	/* ignored and retained fields
57 					   0 is ignore, 1 is retain */
58 struct	ignoretab	saveignore[2];	/* ignored and retained fields
59 					   on save to folder */
60 struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
61 char	**altnames;			/* List of alternate names for user */
62 int	debug;				/* Debug flag set */
63 int	screenwidth;			/* Screen width, or best guess */
64 int	screenheight;			/* Screen height, or best guess,
65 					   for "header" command */
66 int	realscreenheight;		/* the real screen height */
67 
68 #include <setjmp.h>
69 
70 jmp_buf	srbuf;
71 
72 
73 /*
74  * The pointers for the string allocation routines,
75  * there are NSPACE independent areas.
76  * The first holds STRINGSIZE bytes, the next
77  * twice as much, and so on.
78  */
79 
80 #define	NSPACE	25			/* Total number of string spaces */
81 struct strings {
82 	char	*s_topFree;		/* Beginning of this area */
83 	char	*s_nextFree;		/* Next alloctable place here */
84 	unsigned s_nleft;		/* Number of bytes left here */
85 } stringdope[NSPACE];
86