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Annotation of 43BSDReno/contrib/emacs-18.55/src/ndir.h, revision 1.1.1.1

1.1       root        1: /*
                      2:        <dir.h> -- definitions for 4.2BSD-compatible directory access
                      3: 
                      4:        last edit:      09-Jul-1983     D A Gwyn
                      5: */
                      6: 
                      7: #ifdef VMS
                      8: #ifndef FAB$C_BID
                      9: #include <fab.h>
                     10: #endif
                     11: #ifndef NAM$C_BID
                     12: #include <nam.h>
                     13: #endif
                     14: #ifndef RMS$_SUC
                     15: #include <rmsdef.h>
                     16: #endif
                     17: #include "dir.h"
                     18: #endif /* VMS */
                     19: 
                     20: #define DIRBLKSIZ      512             /* size of directory block */
                     21: #ifdef VMS
                     22: #define MAXNAMLEN      (DIR$S_NAME + 7) /* 80 plus room for version #.  */
                     23: #define MAXFULLSPEC    NAM$C_MAXRSS /* Maximum full spec */
                     24: #else
                     25: #define MAXNAMLEN      15              /* maximum filename length */
                     26: #endif /* VMS */
                     27:        /* NOTE:  MAXNAMLEN must be one less than a multiple of 4 */
                     28: 
                     29: struct direct                          /* data from readdir() */
                     30:        {
                     31:        long            d_ino;          /* inode number of entry */
                     32:        unsigned short  d_reclen;       /* length of this record */
                     33:        unsigned short  d_namlen;       /* length of string in d_name */
                     34:        char            d_name[MAXNAMLEN+1];    /* name of file */
                     35:        };
                     36: 
                     37: typedef struct
                     38:        {
                     39:        int     dd_fd;                  /* file descriptor */
                     40:        int     dd_loc;                 /* offset in block */
                     41:        int     dd_size;                /* amount of valid data */
                     42:        char    dd_buf[DIRBLKSIZ];      /* directory block */
                     43:        }       DIR;                    /* stream data from opendir() */
                     44: 
                     45: extern DIR             *opendir();
                     46: extern struct direct   *readdir();
                     47: extern long            telldir();
                     48: extern void            seekdir();
                     49: extern void            closedir();
                     50: 
                     51: #define rewinddir( dirp )      seekdir( dirp, 0L )

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