diff options
Diffstat (limited to 'tools/timers.cpp')
| -rw-r--r-- | tools/timers.cpp | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/tools/timers.cpp b/tools/timers.cpp deleted file mode 100644 index 371a416..0000000 --- a/tools/timers.cpp +++ /dev/null @@ -1,211 +0,0 @@ -// -// Automated Testing Framework (atf) -// -// Copyright (c) 2010 The NetBSD Foundation, Inc. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions -// are met: -// 1. Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// 2. Redistributions in binary form must reproduce the above copyright -// notice, this list of conditions and the following disclaimer in the -// documentation and/or other materials provided with the distribution. -// -// THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND -// CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, -// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. -// IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY -// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL -// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE -// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER -// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR -// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN -// IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// - -#if defined(HAVE_CONFIG_H) -# include <bconfig.h> -#endif - -extern "C" { -#include <sys/time.h> -} - -#include <cassert> -#include <cerrno> -#include <csignal> -#include <ctime> - -#include "defs.hpp" -#include "exceptions.hpp" -#include "signals.hpp" -#include "timers.hpp" - -namespace impl = tools::timers; -#define IMPL_NAME "tools::timers" - -#if !defined(HAVE_TIMER_T) -static impl::timer* compat_handle; -#endif - -// ------------------------------------------------------------------------ -// Auxiliary functions. -// ------------------------------------------------------------------------ - -#if defined(HAVE_TIMER_T) -static -void -handler(const int signo ATF_DEFS_ATTRIBUTE_UNUSED, siginfo_t* si, - void* uc ATF_DEFS_ATTRIBUTE_UNUSED) -{ - impl::timer* timer = static_cast< impl::timer* >(si->si_value.sival_ptr); - timer->set_fired(); - timer->timeout_callback(); -} -#else -static -void -handler(const int signo ATF_DEFS_ATTRIBUTE_UNUSED, - siginfo_t* si ATF_DEFS_ATTRIBUTE_UNUSED, - void* uc ATF_DEFS_ATTRIBUTE_UNUSED) -{ - compat_handle->set_fired(); - compat_handle->timeout_callback(); -} -#endif - -// ------------------------------------------------------------------------ -// The "timer" class. -// ------------------------------------------------------------------------ - -struct impl::timer::impl { -#if defined(HAVE_TIMER_T) - ::timer_t m_timer; - ::itimerspec m_old_it; -#else - ::itimerval m_old_it; -#endif - - struct ::sigaction m_old_sa; - volatile bool m_fired; - - impl(void) : m_fired(false) - { - } -}; - -impl::timer::timer(const unsigned int seconds) : - m_pimpl(new impl()) -{ - struct ::sigaction sa; - sigemptyset(&sa.sa_mask); - sa.sa_flags = SA_SIGINFO; - sa.sa_sigaction = ::handler; - if (::sigaction(SIGALRM, &sa, &m_pimpl->m_old_sa) == -1) - throw tools::system_error(IMPL_NAME "::timer::timer", - "Failed to set signal handler", errno); - -#if defined(HAVE_TIMER_T) - struct ::sigevent se; - se.sigev_notify = SIGEV_SIGNAL; - se.sigev_signo = SIGALRM; - se.sigev_value.sival_ptr = static_cast< void* >(this); - se.sigev_notify_function = NULL; - se.sigev_notify_attributes = NULL; - if (::timer_create(CLOCK_MONOTONIC, &se, &m_pimpl->m_timer) == -1) { - ::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL); - throw tools::system_error(IMPL_NAME "::timer::timer", - "Failed to create timer", errno); - } - - struct ::itimerspec it; - it.it_interval.tv_sec = 0; - it.it_interval.tv_nsec = 0; - it.it_value.tv_sec = seconds; - it.it_value.tv_nsec = 0; - if (::timer_settime(m_pimpl->m_timer, 0, &it, &m_pimpl->m_old_it) == -1) { - ::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL); - ::timer_delete(m_pimpl->m_timer); - throw tools::system_error(IMPL_NAME "::timer::timer", - "Failed to program timer", errno); - } -#else - ::itimerval it; - it.it_interval.tv_sec = 0; - it.it_interval.tv_usec = 0; - it.it_value.tv_sec = seconds; - it.it_value.tv_usec = 0; - if (::setitimer(ITIMER_REAL, &it, &m_pimpl->m_old_it) == -1) { - ::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL); - throw tools::system_error(IMPL_NAME "::timer::timer", - "Failed to program timer", errno); - } - assert(compat_handle == NULL); - compat_handle = this; -#endif -} - -impl::timer::~timer(void) -{ -#if defined(HAVE_TIMER_T) - { - const int ret = ::timer_delete(m_pimpl->m_timer); - assert(ret != -1); - } -#else - { - const int ret = ::setitimer(ITIMER_REAL, &m_pimpl->m_old_it, NULL); - assert(ret != -1); - } -#endif - const int ret = ::sigaction(SIGALRM, &m_pimpl->m_old_sa, NULL); - assert(ret != -1); - -#if !defined(HAVE_TIMER_T) - compat_handle = NULL; -#endif -} - -bool -impl::timer::fired(void) - const -{ - return m_pimpl->m_fired; -} - -void -impl::timer::set_fired(void) -{ - m_pimpl->m_fired = true; -} - -// ------------------------------------------------------------------------ -// The "child_timer" class. -// ------------------------------------------------------------------------ - -impl::child_timer::child_timer(const unsigned int seconds, const pid_t pid, - volatile bool& terminate) : - timer(seconds), - m_pid(pid), - m_terminate(terminate) -{ -} - -impl::child_timer::~child_timer(void) -{ -} - -void -impl::child_timer::timeout_callback(void) -{ - static const timespec ts = { 1, 0 }; - m_terminate = true; - ::kill(-m_pid, SIGTERM); - ::nanosleep(&ts, NULL); - if (::kill(-m_pid, 0) != -1) - ::kill(-m_pid, SIGKILL); -} |
