src/vmsdir.h

   1 /* GNU Emacs VMS directory definition file.
   2    Copyright (C) 1986 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 1, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20 /*
  21  * Files-11 Ver. 2 directory structure (VMS V4.x - long names)
  22  */
  23 #ifndef DIR$K_LENGTH
  24
  25 #define DIR$C_FID       0
  26 #define DIR$C_LINKNAME  1
  27 #define DIR$K_LENGTH    6
  28 #define DIR$C_LENGTH    6
  29 #define DIR$S_DIRDEF    6
  30 #define DIR$W_SIZE      0
  31 #define DIR$W_VERLIMIT  2
  32 #define DIR$B_FLAGS     4
  33 #define DIR$S_TYPE      3
  34 #define DIR$V_TYPE      0
  35 #define DIR$V_NEXTREC   6
  36 #define DIR$V_PREVREC   7
  37 #define DIR$B_NAMECOUNT 5
  38 #define DIR$S_NAME      80
  39 #define DIR$T_NAME      6
  40
  41 #define DIR$K_VERSION   8
  42 #define DIR$C_VERSION   8
  43 #define DIR$S_DIRDEF1   8
  44 #define DIR$W_VERSION   0
  45 #define DIR$S_FID       6
  46 #define DIR$W_FID       2
  47 #define DIR$W_FID_NUM   2
  48 #define DIR$W_FID_SEQ   4
  49 #define DIR$W_FID_RVN   6
  50 #define DIR$B_FID_RVN   6
  51 #define DIR$B_FID_NMX   7
  52
  53 #define DIR$S_DIRDEF2   1
  54 #define DIR$T_LINKNAME  0
  55
  56 typedef struct dir$_name {
  57 /*  short dir$w_size;           /* if you read with RMS, it eats this... */
  58   short dir$w_verlimit;                 /* maximum number of versions */
  59   union {
  60     unsigned char dir_b_flags;
  61 #define dir$b_flags dir__b_flags.dir_b_flags
  62     struct {
  63       unsigned char dir_v_type: DIR$S_TYPE;
  64 #define dir$v_type dir__b_flags.dir___b_flags.dir_v_type
  65       unsigned char: 3;
  66       unsigned char dir_v_nextrec: 1;
  67 #define dir$v_nextrec dir__b_flags.dir___b_flags.dir_v_nextrec
  68       unsigned char dir_v_prevrec: 1;
  69 #define dir$v_prevrec dir__b_flags.dir___b_flags.dir_v_prevrec
  70     } dir___b_flags;
  71   } dir__b_flags;
  72   unsigned char dir$b_namecount;
  73   char dir$t_name[];
  74 } dir$_dirdef;          /* only the fixed first part */
  75
  76 typedef struct dir$_version {
  77   short dir$w_version;
  78   short dir$w_fid_num;
  79   short dir$w_fid_seq;
  80   union {
  81     short dir_w_fid_rvn;
  82 #define dir$w_fid_rvn dir__w_fid_rvn.dir_w_fid_rvn
  83     struct {
  84       char dir_b_fid_rvn;
  85 #define dir$b_fid_rvn dir__w_fid_rvn.dir___w_fid_rvn.dir_b_fid_rvn
  86       char dir_b_fid_nmx;
  87 #define dir$b_fid_nmx dir__w_fid_rvn.dir___w_fid_rvn.dir_b_fid_nmx
  88     } dir___w_fid_rvn;
  89   } dir__w_fid_rvn;
  90 } dir$_dirdef1;         /* one for each version of the file */
  91
  92 typedef
  93 struct dir$_linkname {
  94   char    dir$t_linkname[];
  95 } dir$_dirdef2;
  96
  97 #endif