1  /* Simple Program to List a Directory, Mark II
       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 <dirent.h>
      21  /*@end group*/
      22  
      23  static int
      24  one (const struct dirent *unused)
      25  {
      26    return 1;
      27  }
      28  
      29  int
      30  main (void)
      31  {
      32    struct dirent **eps;
      33    int n;
      34  
      35    n = scandir ("./", &eps, one, alphasort);
      36    if (n >= 0)
      37      {
      38        int cnt;
      39        for (cnt = 0; cnt < n; ++cnt)
      40  	puts (eps[cnt]->d_name);
      41      }
      42    else
      43      perror ("Couldn't open the directory");
      44  
      45    return 0;
      46  }