xref: /original-bsd/usr.bin/mail/glob.h (revision 576004c3)
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 this notice is preserved and that due credit is given
7  * to the University of California at Berkeley. The name of the University
8  * may not be used to endorse or promote products derived from this
9  * software without specific prior written permission. This software
10  * is provided ``as is'' without express or implied warranty.
11  *
12  *	@(#)glob.h	5.10 (Berkeley) 06/19/88
13  */
14 
15 /*
16  * A bunch of global variable declarations lie herein.
17  * def.h must be included first.
18  */
19 
20 int	msgCount;			/* Count of messages read in */
21 int	mypid;				/* Current process id */
22 int	rcvmode;			/* True if receiving mail */
23 int	sawcom;				/* Set after first command */
24 char	*Tflag;				/* -T temp file for netnews */
25 char	nosrc;				/* Don't source /usr/lib/Mail.rc */
26 int	senderr;			/* An error while checking */
27 int	edit;				/* Indicates editing a file */
28 int	readonly;			/* Will be unable to rewrite file */
29 int	noreset;			/* String resets suspended */
30 int	sourcing;			/* Currently reading variant file */
31 int	loading;			/* Loading user definitions */
32 int	cond;				/* Current state of conditional exc. */
33 FILE	*itf;				/* Input temp file buffer */
34 FILE	*otf;				/* Output temp file buffer */
35 FILE	*pipef;				/* Pipe file we have opened */
36 int	image;				/* File descriptor for image of msg */
37 FILE	*input;				/* Current command input file */
38 char	mailname[PATHSIZE];		/* Name of current file */
39 char	prevfile[PATHSIZE];		/* Name of previous file */
40 int	uid;				/* The invoker's user id */
41 char	mailrc[PATHSIZE];		/* Name of startup file */
42 char	deadletter[PATHSIZE];		/* Name of #/dead.letter */
43 char	homedir[PATHSIZE];		/* Path name of home directory */
44 char	myname[PATHSIZE];		/* My login id */
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	*stringstack[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 char	**altnames;			/* List of alternate names for user */
61 char	**localnames;			/* List of aliases for our local host */
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