HCoop / bpt / emacs.git / blame
| Commit | Line | Data |
|---|---|---|
| d427b66a JB |
1 | /* |
| 2 | <dir.h> -- definitions for 4.2BSD-compatible directory access | |
| 3 | ||
| 4 | last edit: 09-Jul-1983 D A Gwyn | |
| d427b66a | 5 | |
| 14216c95 GM |
6 | * The code here is forced by the interface, and is not subject to |
| 7 | * copyright, constituting the only possible expression of the | |
| 8 | * algorithm in this format. | |
| 9 | */ | |
| d427b66a JB |
10 | #ifdef VMS |
| 11 | #ifndef FAB$C_BID | |
| 12 | #include <fab.h> | |
| 13 | #endif | |
| 14 | #ifndef NAM$C_BID | |
| 15 | #include <nam.h> | |
| 16 | #endif | |
| 17 | #ifndef RMS$_SUC | |
| 18 | #include <rmsdef.h> | |
| 19 | #endif | |
| 3d9f5ce2 | 20 | #include "vmsdir.h" |
| d427b66a JB |
21 | #endif /* VMS */ |
| 22 | ||
| 23 | #define DIRBLKSIZ 512 /* size of directory block */ | |
| 24 | #ifdef VMS | |
| 25 | #define MAXNAMLEN (DIR$S_NAME + 7) /* 80 plus room for version #. */ | |
| 26 | #define MAXFULLSPEC NAM$C_MAXRSS /* Maximum full spec */ | |
| 27 | #else | |
| 6cc1fc1d RS |
28 | #ifdef WINDOWSNT |
| 29 | #define MAXNAMLEN 255 | |
| 30 | #else /* not WINDOWSNT */ | |
| d427b66a | 31 | #define MAXNAMLEN 15 /* maximum filename length */ |
| 6cc1fc1d | 32 | #endif /* not WINDOWSNT */ |
| d427b66a JB |
33 | #endif /* VMS */ |
| 34 | /* NOTE: MAXNAMLEN must be one less than a multiple of 4 */ | |
| 35 | ||
| 36 | struct direct /* data from readdir() */ | |
| 37 | { | |
| 38 | long d_ino; /* inode number of entry */ | |
| 39 | unsigned short d_reclen; /* length of this record */ | |
| 40 | unsigned short d_namlen; /* length of string in d_name */ | |
| 41 | char d_name[MAXNAMLEN+1]; /* name of file */ | |
| 42 | }; | |
| 43 | ||
| 44 | typedef struct | |
| 45 | { | |
| 46 | int dd_fd; /* file descriptor */ | |
| 47 | int dd_loc; /* offset in block */ | |
| 48 | int dd_size; /* amount of valid data */ | |
| 49 | char dd_buf[DIRBLKSIZ]; /* directory block */ | |
| 50 | } DIR; /* stream data from opendir() */ | |
| 51 | ||
| 52 | extern DIR *opendir(); | |
| 53 | extern struct direct *readdir(); | |
| 54 | extern long telldir(); | |
| 55 | extern void seekdir(); | |
| 56 | extern void closedir(); | |
| 57 | ||
| 58 | #define rewinddir( dirp ) seekdir( dirp, 0L ) | |
| ab5796a9 MB |
59 | |
| 60 | /* arch-tag: aea50570-ffb7-43fd-b423-7743b10fbe6e | |
| 61 | (do not change this comment) */ |