glibc/dirent/list.c

/* Copyright (C) 1991, 1993 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB.  If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA.  */

#include <ansidecl.h>
#include <errno.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <dirent.h>


void
DEFUN(test, (name), CONST char *name)
{
  DIR *dirp;
  struct dirent *entp;

  puts(name);

  dirp = opendir(name);
  if (dirp == NULL)
    {
      perror("opendir");
      return;
    }

  errno = 0;
  while ((entp = readdir(dirp)) != NULL)
    printf("%s\tfile number %lu\n",
	   entp->d_name, (unsigned long int) entp->d_fileno);

  if (errno)
    perror ("readdir");

  if (closedir(dirp) < 0)
    perror("closedir");
}

int
DEFUN(main, (argc, argv), int argc AND char **argv)
{
  --argc;
  ++argv;

  if (argc == 0)
    test(".");
  else
    while (argc-- > 0)
      test(*argv++);

  exit(0);
  return(0);
}