gdb/testsuite/gdb.trace/pending.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 2011-2022 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 <stdio.h>
  19 #include <dlfcn.h>
  20
  21 extern void pendfunc (int x);
  22
  23 static void
  24 marker () {}
  25
  26 int main()
  27 {
  28   const char *libname = "pendshr2.sl";
  29   void *h;
  30   int (*p_func) (int);
  31
  32   pendfunc (3);
  33   pendfunc (4);
  34   pendfunc (3);
  35
  36   marker ();
  37
  38   h = dlopen (libname, RTLD_LAZY);
  39   if (h == NULL) return 1;
  40
  41   p_func = dlsym (h, "pendfunc2");
  42   if (p_func == NULL) return 2;
  43
  44   (*p_func) (4);
  45
  46   marker ();
  47
  48   dlclose (h);
  49   return 0;
  50 }