elf/tst-dlmopen-twice.c

   1 /* Initialization of libc after dlmopen/dlclose/dlmopen (bug 29528).  Main.
   2    Copyright (C) 2022 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 <support/xdlfcn.h>
  20 #include <support/check.h>
  21
  22 static int
  23 do_test (void)
  24 {
  25   void *handle = xdlmopen (LM_ID_NEWLM, "tst-dlmopen-twice-mod1.so", RTLD_NOW);
  26   xdlclose (handle);
  27   handle = xdlmopen (LM_ID_NEWLM, "tst-dlmopen-twice-mod2.so", RTLD_NOW);
  28   int (*run_check) (void) = xdlsym (handle, "run_check");
  29   TEST_COMPARE (run_check (), 0);
  30   xdlclose (handle);
  31   return 0;
  32 }
  33
  34 #include <support/test-driver.c>