elf/tst-sonamemove-dlopen.c

   1 /* Check that a moved versioned symbol can be found using dlsym, dlvsym.
   2    Copyright (C) 2019-2023 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 <stddef.h>
  20 #include <support/check.h>
  21 #include <support/xdlfcn.h>
  22
  23 static int
  24 do_test (void)
  25 {
  26   /* tst-sonamemove-runmod1.so does not define moved_function, but it
  27      depends on tst-sonamemove-runmod2.so, which does.  */
  28   void *handle = xdlopen ("tst-sonamemove-runmod1.so", RTLD_NOW);
  29   TEST_VERIFY (xdlsym (handle, "moved_function") != NULL);
  30   TEST_VERIFY (xdlvsym (handle, "moved_function", "SONAME_MOVE") != NULL);
  31
  32   return 0;
  33 }
  34
  35 #include <support/test-driver.c>