io/bug-ftw2.c

   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 }