1  /* Check LD_AUDIT and LD_BIND_NOW.  Common definitions.
       2     Copyright (C) 2022-2023 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  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  }