elf/tst-audit25.h

   1 /* Check LD_AUDIT and LD_BIND_NOW.  Common definitions.
   2    Copyright (C) 2022-2024 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 static void
  20 compare_output (void *buffer, size_t length, const char *ref[], size_t reflen)
  21 {
  22   FILE *in = fmemopen (buffer, length, "r");
  23   TEST_VERIFY_EXIT (in != NULL);
  24   char *line = NULL;
  25   size_t linelen = 0;
  26
  27   bool found[reflen];
  28   for (int i = 0; i < reflen; i++)
  29     found[i] = false;
  30
  31   size_t nlines = 0;
  32   while (xgetline (&line, &linelen, in))
  33     {
  34       for (int i = 0; i < reflen; i++)
  35         if (strcmp (line, ref[i]) == 0)
  36           {
  37             TEST_COMPARE (found[i], false);
  38             found[i] = true;
  39           }
  40       nlines++;
  41     }
  42
  43   TEST_COMPARE (reflen, nlines);
  44   for (int i = 0; i < reflen; i++)
  45     TEST_COMPARE (found[i], true);
  46
  47   free (line);
  48   fclose (in);
  49 }