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