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Annotation of coherent/b/lib/libc/ndir/old/sys.dirent.h, revision 1.1

1.1     ! root        1: /*
        !             2:        COHERENT compatible
        !             3:        <sys/dirent.h>  - dirent defs. for use with libndir routines by
        !             4:                          D A Gwyn.
        !             5: */
        !             6: 
        !             7: #ifndef SDIRENT_H 
        !             8: #define SDIRENT_H 1
        !             9: 
        !            10: #include <sys/dir.h> 
        !            11: #ifdef DIR
        !            12: #undef DIR
        !            13: #endif
        !            14: 
        !            15: struct dirent {
        !            16:        long    d_ino;  /* i-node number */
        !            17:        daddr_t d_off;  /* offset in actual directory*/
        !            18:        unsigned short  d_reclen;  /*record length*/
        !            19:        char    d_name[1];
        !            20: };
        !            21: 
        !            22: 
        !            23: /* The following nonportable ugliness could have been avoided by defining
        !            24:    DIRENTSIZ and DIRENTBASESIZ to also have (struct dirent *) arguments. */
        !            25: 
        !            26: #define        DIRENTBASESIZ           (((struct dirent *)0)->d_name \
        !            27:                                - (char *)&((struct dirent *)0)->d_ino)
        !            28: #define        DIRENTSIZ( namlen )     ((DIRENTBASESIZ + sizeof(int) + (namlen)) \
        !            29:                                / sizeof(int) * sizeof(int))
        !            30: #if 0
        !            31: #define        DIRENTBASESIZ   (sizeof(struct dirent))
        !            32: 
        !            33: #define        DIRENTSIZ( namlen )  ( DIRENTBASESIZ + ((((namlen) << 1) +1) >> 1))
        !            34: #endif
        !            35: /* DAG -- the following was moved from <dirent.h>, which was the wrong place */
        !            36: 
        !            37: #define        MAXNAMLEN       14              /* maximum filename length */
        !            38: 
        !            39: #define DIRBLKSIZ      512             /* buffer size for getdents. */
        !            40: 
        !            41: #ifndef NAME_MAX
        !            42: #define        NAME_MAX        (MAXNAMLEN - 1) /* DAG -- added for POSIX */
        !            43: #endif
        !            44: 
        !            45: #endif /*Not yet called*/
        !            46: 

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