lib/fs.h

   1
   2 /** \file fs.h
   3  *  \brief Header: fs compatibility definitions
   4  */
   5
   6 /* Include file to use opendir/closedir/readdir */
   7
   8 #ifndef MC_FS_H
   9 #define MC_FS_H
  10
  11 #include <sys/types.h>
  12 #include <unistd.h>
  13 #include <sys/stat.h>
  14
  15
  16 /* Replacement for permission bits missing in sys/stat.h */
  17 #ifndef S_ISLNK
  18 #   define S_ISLNK(x) 0
  19 #endif
  20
  21 #ifndef S_ISSOCK
  22 #   define S_ISSOCK(x) 0
  23 #endif
  24
  25 #ifndef S_ISFIFO
  26 #   define S_ISFIFO(x) 0
  27 #endif
  28
  29 #ifndef S_ISCHR
  30 #   define S_ISCHR(x) 0
  31 #endif
  32
  33 #ifndef S_ISBLK
  34 #   define S_ISBLK(x) 0
  35 #endif
  36
  37 /* Door is something that only exists on Solaris */
  38 #ifndef S_ISDOOR
  39 #   define S_ISDOOR(x) 0
  40 #endif
  41
  42 /* Special named files are widely used in QNX6 */
  43 #ifndef S_ISNAM
  44 #   define S_ISNAM(x) 0
  45 #endif
  46
  47
  48 #ifndef MAXPATHLEN
  49 #   define MC_MAXPATHLEN 4096
  50 #else
  51 #   define MC_MAXPATHLEN MAXPATHLEN
  52 #endif
  53
  54 /* unistd.h defines _POSIX_VERSION on POSIX.1 systems. */
  55 #include <dirent.h>
  56 #define NLENGTH(dirent) (strlen ((dirent)->d_name))
  57 #define DIRENT_LENGTH_COMPUTED 1
  58
  59 static inline void
  60 compute_namelen (struct dirent *dent __attribute__ ((unused)))
  61 {
  62 #ifdef DIRENT_LENGTH_COMPUTED
  63     return;
  64 #else
  65     dent->d_namlen = strlen (dent);
  66 #endif
  67 }
  68
  69 #endif