usr/src/usr.bin/mail/glob.h

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *      @(#)glob.h      5.18 (Berkeley) %G%
 */

/*
 * A bunch of global variable declarations lie herein.
 * def.h must be included first.
 */

int     msgCount;                       /* Count of messages read in */
int     rcvmode;                        /* True if receiving mail */
int     sawcom;                         /* Set after first command */
char    *Tflag;                         /* -T temp file for netnews */
int     senderr;                        /* An error while checking */
int     edit;                           /* Indicates editing a file */
int     readonly;                       /* Will be unable to rewrite file */
int     noreset;                        /* String resets suspended */
int     sourcing;                       /* Currently reading variant file */
int     loading;                        /* Loading user definitions */
int     cond;                           /* Current state of conditional exc. */
FILE    *itf;                           /* Input temp file buffer */
FILE    *otf;                           /* Output temp file buffer */
FILE    *pipef;                         /* Pipe file we have opened */
int     image;                          /* File descriptor for image of msg */
FILE    *input;                         /* Current command input file */
char    mailname[PATHSIZE];             /* Name of current file */
char    prevfile[PATHSIZE];             /* Name of previous file */
char    *homedir;                       /* Path name of home directory */
char    *myname;                        /* My login name */
off_t   mailsize;                       /* Size of system mailbox */
int     lexnumber;                      /* Number of TNUMBER from scan() */
char    lexstring[STRINGLEN];           /* String from TSTRING, scan() */
int     regretp;                        /* Pointer to TOS of regret tokens */
int     regretstack[REGDEP];            /* Stack of regretted tokens */
char    *string_stack[REGDEP];          /* Stack of regretted strings */
int     numberstack[REGDEP];            /* Stack of regretted numbers */
struct  message *dot;                   /* Pointer to current message */
struct  message *message;               /* The actual message structure */
struct  var     *variables[HSHSIZE];    /* Pointer to active var list */
struct  grouphead       *groups[HSHSIZE];/* Pointer to active groups */
struct  ignoretab       ignore[2];      /* ignored and retained fields
                                           0 is ignore, 1 is retain */
struct  ignoretab       saveignore[2];  /* ignored and retained fields
                                           on save to folder */
struct  ignoretab       ignoreall[2];   /* special, ignore all headers */
char    **altnames;                     /* List of alternate names for user */
int     debug;                          /* Debug flag set */
int     screenwidth;                    /* Screen width, or best guess */
int     screenheight;                   /* Screen height, or best guess,
                                           for "header" command */
int     realscreenheight;               /* the real screen height */

#include <setjmp.h>

jmp_buf srbuf;


/*
 * The pointers for the string allocation routines,
 * there are NSPACE independent areas.
 * The first holds STRINGSIZE bytes, the next
 * twice as much, and so on.
 */

#define NSPACE  25                      /* Total number of string spaces */
struct strings {
        char    *s_topFree;             /* Beginning of this area */
        char    *s_nextFree;            /* Next alloctable place here */
        unsigned s_nleft;               /* Number of bytes left here */
} stringdope[NSPACE];