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glob.h revision 1.1 
      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, 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	5.20 (Berkeley) 6/25/90
     34  */
     35 
     36 /*
     37  * A bunch of global variable declarations lie herein.
     38  * def.h must be included first.
     39  */
     40 
     41 int	msgCount;			/* Count of messages read in */
     42 int	rcvmode;			/* True if receiving mail */
     43 int	sawcom;				/* Set after first command */
     44 char	*Tflag;				/* -T temp file for netnews */
     45 int	senderr;			/* An error while checking */
     46 int	edit;				/* Indicates editing a file */
     47 int	readonly;			/* Will be unable to rewrite file */
     48 int	noreset;			/* String resets suspended */
     49 int	sourcing;			/* Currently reading variant file */
     50 int	loading;			/* Loading user definitions */
     51 int	cond;				/* Current state of conditional exc. */
     52 FILE	*itf;				/* Input temp file buffer */
     53 FILE	*otf;				/* Output temp file buffer */
     54 int	image;				/* File descriptor for image of msg */
     55 FILE	*input;				/* Current command input file */
     56 char	mailname[PATHSIZE];		/* Name of current file */
     57 char	prevfile[PATHSIZE];		/* Name of previous file */
     58 char	*homedir;			/* Path name of home directory */
     59 char	*myname;			/* My login name */
     60 off_t	mailsize;			/* Size of system mailbox */
     61 int	lexnumber;			/* Number of TNUMBER from scan() */
     62 char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
     63 int	regretp;			/* Pointer to TOS of regret tokens */
     64 int	regretstack[REGDEP];		/* Stack of regretted tokens */
     65 char	*string_stack[REGDEP];		/* Stack of regretted strings */
     66 int	numberstack[REGDEP];		/* Stack of regretted numbers */
     67 struct	message	*dot;			/* Pointer to current message */
     68 struct	message	*message;		/* The actual message structure */
     69 struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
     70 struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
     71 struct	ignoretab	ignore[2];	/* ignored and retained fields
     72 					   0 is ignore, 1 is retain */
     73 struct	ignoretab	saveignore[2];	/* ignored and retained fields
     74 					   on save to folder */
     75 struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
     76 char	**altnames;			/* List of alternate names for user */
     77 int	debug;				/* Debug flag set */
     78 int	screenwidth;			/* Screen width, or best guess */
     79 int	screenheight;			/* Screen height, or best guess,
     80 					   for "header" command */
     81 int	realscreenheight;		/* the real screen height */
     82 
     83 #include <setjmp.h>
     84 
     85 jmp_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 */
     96 struct 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