1  /* Copyright (C) 2003-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library 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 GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <dlfcn.h>
      19  #include <iconv.h>
      20  #include <stdio.h>
      21  #include <stdlib.h>
      22  #include <gnu/lib-names.h>
      23  
      24  
      25  static int
      26  do_test (void)
      27  {
      28    /* Get the iconv machinery initialized.  */
      29    (void) iconv_open ("ISO-8859-1", "ISO-8859-2");
      30  
      31    /* Dynamically load libpthread.  */
      32    if (dlopen (LIBPTHREAD_SO, RTLD_NOW) == NULL)
      33      {
      34        printf ("cannot load %s: %s\n", LIBPTHREAD_SO, dlerror ());
      35        exit (1);
      36      }
      37  
      38    /* And load some more.  This call hang for some configuration since
      39       the internal locking necessary wasn't adequately written to
      40       handle a dynamically loaded libpthread after the first call to
      41       iconv_open.  */
      42    (void) iconv_open ("ISO-8859-2", "ISO-8859-3");
      43  
      44    return 0;
      45  }
      46  
      47  #define TEST_FUNCTION do_test ()
      48  #include "../test-skeleton.c"