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  * 3. 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: src/usr.bin/mail/glob.h,v 1.1.1.1.14.3 2003/01/06 05:46:03 mikeh Exp $
  32  */
  33
  34 #ifndef EXTERN
  35 #define EXTERN  extern
  36 #endif
  37
  38 /*
  39  * A bunch of global variable declarations lie herein.
  40  * def.h must be included first.
  41  */
  42
  43 EXTERN int      msgCount;               /* Count of messages read in */
  44 EXTERN int      rcvmode;                /* True if receiving mail */
  45 EXTERN int      sawcom;                 /* Set after first command */
  46 EXTERN char     *Tflag;                 /* -T temp file for netnews */
  47 EXTERN int      senderr;                /* An error while checking */
  48 EXTERN int      edit;                   /* Indicates editing a file */
  49 EXTERN int      readonly;               /* Will be unable to rewrite file */
  50 EXTERN int      noreset;                /* String resets suspended */
  51 EXTERN int      sourcing;               /* Currently reading variant file */
  52 EXTERN int      loading;                /* Loading user definitions */
  53 EXTERN int      cond;                   /* Current state of conditional exc. */
  54 EXTERN FILE     *itf;                   /* Input temp file buffer */
  55 EXTERN FILE     *otf;                   /* Output temp file buffer */
  56 EXTERN int      image;                  /* File descriptor for image of msg */
  57 EXTERN FILE     *input;                 /* Current command input file */
  58 EXTERN char     mailname[PATHSIZE];     /* Name of current file */
  59 EXTERN char     prevfile[PATHSIZE];     /* Name of previous file */
  60 EXTERN char     *homedir;               /* Path name of home directory */
  61 EXTERN char     *myname;                /* My login name */
  62 EXTERN off_t    mailsize;               /* Size of system mailbox */
  63 EXTERN int      lexnumber;              /* Number of TNUMBER from scan() */
  64 EXTERN char     lexstring[STRINGLEN];   /* String from TSTRING, scan() */
  65 EXTERN int      regretp;                /* Pointer to TOS of regret tokens */
  66 EXTERN int      regretstack[REGDEP];    /* Stack of regretted tokens */
  67 EXTERN char     *string_stack[REGDEP];  /* Stack of regretted strings */
  68 EXTERN int      numberstack[REGDEP];    /* Stack of regretted numbers */
  69 EXTERN struct   message *dot;           /* Pointer to current message */
  70 EXTERN struct   message *message;       /* The actual message structure */
  71 EXTERN struct   var     *variables[HSHSIZE]; /* Pointer to active var list */
  72 EXTERN struct   grouphead       *groups[HSHSIZE]; /* Pointer to active groups */
  73 EXTERN struct   ignoretab       ignore[2]; /* ignored and retained fields
  74                                               0 is ignore, 1 is retain */
  75 EXTERN struct   ignoretab       saveignore[2]; /* ignored and retained fields
  76                                                   on save to folder */
  77 EXTERN struct   ignoretab       ignoreall[2]; /* special, ignore all headers */
  78 EXTERN char     **altnames;             /* List of alternate names for user */
  79 EXTERN int      debug;                  /* Debug flag set */
  80 EXTERN int      screenwidth;            /* Screen width, or best guess */
  81 EXTERN int      screenheight;           /* Screen height, or best guess,
  82                                            for "header" command */
  83 EXTERN int      realscreenheight;       /* the real screen height */
  84
  85 #include <setjmp.h>
  86
  87 EXTERN jmp_buf  srbuf;
  88
  89
  90 /*
  91  * The pointers for the string allocation routines,
  92  * there are NSPACE independent areas.
  93  * The first holds STRINGSIZE bytes, the next
  94  * twice as much, and so on.
  95  */
  96
  97 #define NSPACE  25                      /* Total number of string spaces */
  98 struct strings {
  99         char    *s_topFree;             /* Beginning of this area */
 100         char    *s_nextFree;            /* Next alloctable place here */
 101         unsigned s_nleft;               /* Number of bytes left here */
 102 };
 103 EXTERN struct strings   stringdope[NSPACE];