vmsdir.h

   1 /* dirent.h for vms
   2 Copyright (C) 1996-2012 Free Software Foundation, Inc.
   3 This file is part of GNU Make.
   4
   5 GNU Make is free software; you can redistribute it and/or modify it under the
   6 terms of the GNU General Public License as published by the Free Software
   7 Foundation; either version 3 of the License, or (at your option) any later
   8 version.
   9
  10 GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
  11 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  12 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License along with
  15 this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 #ifndef VMSDIR_H
  18 #define VMSDIR_H
  19
  20 #include <rms.h>
  21
  22 #define MAXNAMLEN       255
  23
  24 #ifndef __DECC
  25 #if !defined (__GNUC__) && !defined (__ALPHA)
  26 typedef unsigned long u_long;
  27 typedef unsigned short u_short;
  28 #endif
  29 #endif
  30
  31 struct direct
  32 {
  33   off_t d_off;
  34   u_long d_fileno;
  35   u_short d_reclen;
  36   u_short d_namlen;
  37   char d_name[MAXNAMLEN + 1];
  38 };
  39
  40 #undef DIRSIZ
  41 #define DIRSIZ(dp)              \
  42   (((sizeof (struct direct)     \
  43      - (MAXNAMLEN+1)            \
  44      + ((dp)->d_namlen+1))      \
  45     + 3) & ~3)
  46
  47 #define d_ino   d_fileno                /* compatability */
  48
  49
  50 /*
  51  * Definitions for library routines operating on directories.
  52  */
  53
  54 typedef struct DIR
  55 {
  56   struct direct dir;
  57   char d_result[MAXNAMLEN + 1];
  58 #if defined (__ALPHA) || defined (__DECC)
  59   struct FAB fab;
  60 #else
  61   struct fabdef fab;
  62 #endif
  63 } DIR;
  64
  65 #ifndef NULL
  66 #define NULL 0
  67 #endif
  68
  69 #define rewinddir(dirp) seekdir((dirp), (long)0)
  70
  71 DIR *opendir ();
  72 struct direct *readdir (DIR *dfd);
  73 int closedir (DIR *dfd);
  74 const char *vmsify (const char *name, int type);
  75
  76 #endif /* VMSDIR_H */