1  /* Test for ftw function searching in current directory.
       2     Copyright (C) 2001-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <ftw.h>
      20  #include <mcheck.h>
      21  #include <stdio.h>
      22  #include <string.h>
      23  
      24  
      25  int cnt;
      26  int result;
      27  int sawown;
      28  int sawcur;
      29  
      30  
      31  static int
      32  callback (const char *fname, const struct stat *st, int flag)
      33  {
      34    printf ("%d: \"%s\" -> ", ++cnt, fname);
      35    if (strcmp (fname, ".") == 0 && sawcur)
      36      {
      37        puts ("current directory reported twice");
      38        result = 1;
      39      }
      40    else if (strcmp (fname, "./bug-ftw2.c") == 0 && sawown)
      41      {
      42        puts ("source file reported twice");
      43        result = 1;
      44      }
      45    else if (fname[0] != '.')
      46      {
      47        puts ("missing '.' as first character");
      48        result = 1;
      49      }
      50    else if (fname[1] != '\0' && fname[1] != '/')
      51      {
      52        puts ("no '/' in second position");
      53        result = 1;
      54      }
      55    else
      56      {
      57        puts ("OK");
      58        sawcur |= strcmp (fname, ".") == 0;
      59        sawown |= strcmp (fname, "./bug-ftw2.c") == 0;
      60      }
      61  
      62    return 0;
      63  }
      64  
      65  
      66  int
      67  main (void)
      68  {
      69    mtrace ();
      70  
      71    ftw (".", callback, 10);
      72  
      73    if (! sawcur)
      74      {
      75        puts ("current directory wasn't reported");
      76        result = 1;
      77      }
      78  
      79    if (! sawown)
      80      {
      81        puts ("source file wasn't reported");
      82        result = 1;
      83      }
      84  
      85    return result;
      86  }