usr.bin/mail/glob.h

   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  * 4. 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  * $FreeBSD$
  32  */
  33
  34 /*
  35  * A bunch of global variable declarations lie herein.
  36  * def.h must be included first.
  37  */
  38
  39 int     msgCount;                       /* Count of messages read in */
  40 int     rcvmode;                        /* True if receiving mail */
  41 int     sawcom;                         /* Set after first command */
  42 char    *Tflag;                         /* -T temp file for netnews */
  43 int     senderr;                        /* An error while checking */
  44 int     edit;                           /* Indicates editing a file */
  45 int     readonly;                       /* Will be unable to rewrite file */
  46 int     noreset;                        /* String resets suspended */
  47 int     sourcing;                       /* Currently reading variant file */
  48 int     loading;                        /* Loading user definitions */
  49 int     cond;                           /* Current state of conditional exc. */
  50 FILE    *itf;                           /* Input temp file buffer */
  51 FILE    *otf;                           /* Output temp file buffer */
  52 int     image;                          /* File descriptor for image of msg */
  53 FILE    *input;                         /* Current command input file */
  54 char    mailname[PATHSIZE];             /* Name of current file */
  55 char    prevfile[PATHSIZE];             /* Name of previous file */
  56 char    *homedir;                       /* Path name of home directory */
  57 char    *myname;                        /* My login name */
  58 off_t   mailsize;                       /* Size of system mailbox */
  59 int     lexnumber;                      /* Number of TNUMBER from scan() */
  60 char    lexstring[STRINGLEN];           /* String from TSTRING, scan() */
  61 int     regretp;                        /* Pointer to TOS of regret tokens */
  62 int     regretstack[REGDEP];            /* Stack of regretted tokens */
  63 char    *string_stack[REGDEP];          /* Stack of regretted strings */
  64 int     numberstack[REGDEP];            /* Stack of regretted numbers */
  65 struct  message *dot;                   /* Pointer to current message */
  66 struct  message *message;               /* The actual message structure */
  67 struct  var     *variables[HSHSIZE];    /* Pointer to active var list */
  68 struct  grouphead       *groups[HSHSIZE];/* Pointer to active groups */
  69 struct  ignoretab       ignore[2];      /* ignored and retained fields
  70                                            0 is ignore, 1 is retain */
  71 struct  ignoretab       saveignore[2];  /* ignored and retained fields
  72                                            on save to folder */
  73 struct  ignoretab       ignoreall[2];   /* special, ignore all headers */
  74 char    **altnames;                     /* List of alternate names for user */
  75 int     debug;                          /* Debug flag set */
  76 int     screenwidth;                    /* Screen width, or best guess */
  77 int     screenheight;                   /* Screen height, or best guess,
  78                                            for "header" command */
  79 int     realscreenheight;               /* the real screen height */
  80
  81 #include <setjmp.h>
  82
  83 jmp_buf srbuf;
  84
  85
  86 /*
  87  * The pointers for the string allocation routines,
  88  * there are NSPACE independent areas.
  89  * The first holds STRINGSIZE bytes, the next
  90  * twice as much, and so on.
  91  */
  92
  93 #define NSPACE  25                      /* Total number of string spaces */
  94 struct strings {
  95         char    *s_topFree;             /* Beginning of this area */
  96         char    *s_nextFree;            /* Next alloctable place here */
  97         unsigned s_nleft;               /* Number of bytes left here */
  98 } stringdope[NSPACE];