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      1 /* This testcase is part of GDB, the GNU debugger.
      2 
      3    Copyright 2015-2024 Free Software Foundation, Inc.
      4 
      5    This program is free software; you can redistribute it and/or modify
      6    it under the terms of the GNU General Public License as published by
      7    the Free Software Foundation; either version 3 of the License, or
      8    (at your option) any later version.
      9 
     10    This program 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
     13    GNU General Public License for more details.
     14 
     15    You should have received a copy of the GNU General Public License
     16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
     17 
     18 #include <dlfcn.h>
     19 #include <assert.h>
     20 #include <stdlib.h>
     21 
     22 static int
     23 test (void)
     24 {
     25   void *dso;
     26   int (*fun) (void);
     27   int answer;
     28 
     29   dso = dlopen (DSO_NAME, RTLD_NOW | RTLD_GLOBAL);
     30   assert (dso != NULL);
     31 
     32   fun = (int (*) (void)) dlsym (dso, "answer");
     33   assert (fun != NULL);
     34 
     35   answer = fun ();
     36 
     37   dlclose (dso);
     38 
     39   return answer;
     40 }
     41 
     42 int
     43 main (void)
     44 {
     45   int answer;
     46 
     47   answer = test ();
     48 
     49   return answer;
     50 }
     51