| /* <dir.h> -- definitions for 4.2BSD-compatible directory access. |
| last edit: 09-Jul-1983 D A Gwyn. */ |
| |
| #if defined (VMS) |
| # if !defined (FAB$C_BID) |
| # include <fab.h> |
| # endif |
| # if !defined (NAM$C_BID) |
| # include <nam.h> |
| # endif |
| # if !defined (RMS$_SUC) |
| # include <rmsdef.h> |
| # endif |
| # include "dir.h" |
| #endif /* VMS */ |
| |
| /* Size of directory block. */ |
| #define DIRBLKSIZ 512 |
| |
| /* NOTE: MAXNAMLEN must be one less than a multiple of 4 */ |
| |
| #if defined (VMS) |
| # define MAXNAMLEN (DIR$S_NAME + 7) /* 80 plus room for version #. */ |
| # define MAXFULLSPEC NAM$C_MAXRSS /* Maximum full spec */ |
| #else |
| # define MAXNAMLEN 15 /* Maximum filename length. */ |
| #endif /* VMS */ |
| |
| /* Data from readdir (). */ |
| struct direct { |
| long d_ino; /* Inode number of entry. */ |
| unsigned short d_reclen; /* Length of this record. */ |
| unsigned short d_namlen; /* Length of string in d_name. */ |
| char d_name[MAXNAMLEN + 1]; /* Name of file. */ |
| }; |
| |
| /* Stream data from opendir (). */ |
| typedef struct { |
| int dd_fd; /* File descriptor. */ |
| int dd_loc; /* Offset in block. */ |
| int dd_size; /* Amount of valid data. */ |
| char dd_buf[DIRBLKSIZ]; /* Directory block. */ |
| } DIR; |
| |
| extern DIR *opendir (); |
| extern struct direct *readdir (); |
| extern long telldir (); |
| extern void seekdir (), closedir (); |
| |
| #define rewinddir(dirp) seekdir (dirp, 0L) |