libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc

   1 // { dg-do run }
   2 // { dg-options "-pthread"  }
   3 // { dg-require-effective-target c++11 }
   4 // { dg-require-effective-target pthread }
   5 // { dg-require-cstdint "" }
   6
   7 // Copyright (C) 2008-2018 Free Software Foundation, Inc.
   8 //
   9 // This file is part of the GNU ISO C++ Library.  This library is free
  10 // software; you can redistribute it and/or modify it under the
  11 // terms of the GNU General Public License as published by the
  12 // Free Software Foundation; either version 3, or (at your option)
  13 // any later version.
  14
  15 // This library is distributed in the hope that it will be useful,
  16 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 // GNU General Public License for more details.
  19
  20 // You should have received a copy of the GNU General Public License along
  21 // with this library; see the file COPYING3.  If not see
  22 // <http://www.gnu.org/licenses/>.
  23
  24
  25 #include <chrono>
  26 #include <mutex>
  27 #include <system_error>
  28 #include <testsuite_hooks.h>
  29
  30 int main()
  31 {
  32   typedef std::timed_mutex mutex_type;
  33   typedef std::unique_lock<mutex_type> lock_type;
  34   typedef std::chrono::system_clock clock_type;
  35
  36   try
  37     {
  38       mutex_type m;
  39       lock_type l(m, std::defer_lock);
  40       clock_type::time_point t = clock_type::now() + std::chrono::seconds(1);
  41
  42       try
  43         {
  44           l.try_lock_until(t);
  45         }
  46       catch(const std::system_error&)
  47         {
  48           VERIFY( false );
  49         }
  50       catch (...)
  51         {
  52           VERIFY( false );
  53         }
  54
  55       VERIFY( l.owns_lock() );
  56     }
  57   catch (const std::system_error& e)
  58     {
  59       VERIFY( false );
  60     }
  61   catch (...)
  62     {
  63       VERIFY( false );
  64     }
  65
  66   return 0;
  67 }