tests/utils/testapp/userspace-probe-elf-binary/userspace-probe-elf-binary.c

   1 /*
   2  * Copyright (C) 2017  Francis Deslauriers <francis.deslauriers@efficios.com>
   3  *
   4  * This 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  * This 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 this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  17  */
  18
  19 #include "foo.h"
  20 volatile int not_a_function = 0;
  21
  22 void __attribute__ ((noinline)) test_function();
  23 void __attribute__ ((noinline)) test_function()
  24 {
  25         not_a_function += 1;
  26 }
  27
  28 int main(int argc, char *argv[])
  29 {
  30         test_function();
  31         dynamic_symbol(42);
  32         return 0;
  33 }