dirent/list.c

   1 /* Copyright (C) 1991, 1993 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <ansidecl.h>
  20 #include <errno.h>
  21 #include <stddef.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <dirent.h>
  25
  26
  27 void
  28 DEFUN(test, (name), CONST char *name)
  29 {
  30   DIR *dirp;
  31   struct dirent *entp;
  32
  33   puts(name);
  34
  35   dirp = opendir(name);
  36   if (dirp == NULL)
  37     {
  38       perror("opendir");
  39       return;
  40     }
  41
  42   errno = 0;
  43   while ((entp = readdir(dirp)) != NULL)
  44     printf("%s\tfile number %lu\n",
  45            entp->d_name, (unsigned long int) entp->d_fileno);
  46
  47   if (errno)
  48     perror ("readdir");
  49
  50   if (closedir(dirp) < 0)
  51     perror("closedir");
  52 }
  53
  54 int
  55 DEFUN(main, (argc, argv), int argc AND char **argv)
  56 {
  57   --argc;
  58   ++argv;
  59
  60   if (argc == 0)
  61     test(".");
  62   else
  63     while (argc-- > 0)
  64       test(*argv++);
  65
  66   exit(0);
  67   return(0);
  68 }