1  /* Simple Program to List a Directory
       2     Copyright (C) 1991-2023 Free Software Foundation, Inc.
       3  
       4     This program is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU General Public License
       6     as published by the Free Software Foundation; either version 2
       7     of the License, or (at your option) any later version.
       8  
       9     This program 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
      12     GNU General Public License for more details.
      13  
      14     You should have received a copy of the GNU General Public License
      15     along with this program; if not, see <https://www.gnu.org/licenses/>.
      16  */
      17  
      18  /*@group*/
      19  #include <stdio.h>
      20  #include <sys/types.h>
      21  #include <dirent.h>
      22  /*@end group*/
      23  
      24  int
      25  main (void)
      26  {
      27    DIR *dp;
      28    struct dirent *ep;
      29  
      30    dp = opendir ("./");
      31    if (dp != NULL)
      32      {
      33        while (ep = readdir (dp))
      34  	puts (ep->d_name);
      35        (void) closedir (dp);
      36      }
      37    else
      38      perror ("Couldn't open the directory");
      39  
      40    return 0;
      41  }