summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat (limited to '3rdParty/Boost/src/boost/thread/pthread/timespec.hpp')
-rw-r--r--3rdParty/Boost/src/boost/thread/pthread/timespec.hpp108
1 files changed, 96 insertions, 12 deletions
diff --git a/3rdParty/Boost/src/boost/thread/pthread/timespec.hpp b/3rdParty/Boost/src/boost/thread/pthread/timespec.hpp
index d7465c1..82f50f6 100644
--- a/3rdParty/Boost/src/boost/thread/pthread/timespec.hpp
+++ b/3rdParty/Boost/src/boost/thread/pthread/timespec.hpp
@@ -1,34 +1,118 @@
#ifndef BOOST_THREAD_PTHREAD_TIMESPEC_HPP
#define BOOST_THREAD_PTHREAD_TIMESPEC_HPP
-// (C) Copyright 2007-8 Anthony Williams
+// (C) Copyright 2007-8 Anthony Williams
+// (C) Copyright 2012 Vicente J. Botet Escriba
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
+#include <boost/thread/detail/config.hpp>
#include <boost/thread/thread_time.hpp>
+#if defined BOOST_THREAD_USES_DATETIME
#include <boost/date_time/posix_time/conversion.hpp>
+#endif
#include <pthread.h>
#ifndef _WIN32
#include <unistd.h>
#endif
+#ifdef BOOST_THREAD_USES_CHRONO
+#include <boost/chrono/duration.hpp>
+#endif
+
+#if defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)
+# define BOOST_THREAD_TIMESPEC_MAC_API
+#include <sys/time.h> //for gettimeofday and timeval
+#else
+#include <time.h> // for clock_gettime
+#endif
#include <boost/config/abi_prefix.hpp>
namespace boost
{
- namespace detail
- {
- inline struct timespec get_timespec(boost::system_time const& abs_time)
- {
- struct timespec timeout={0,0};
- boost::posix_time::time_duration const time_since_epoch=abs_time-boost::posix_time::from_time_t(0);
-
- timeout.tv_sec=time_since_epoch.total_seconds();
- timeout.tv_nsec=(long)(time_since_epoch.fractional_seconds()*(1000000000l/time_since_epoch.ticks_per_second()));
- return timeout;
- }
+ namespace detail
+ {
+#if defined BOOST_THREAD_USES_DATETIME
+ inline struct timespec to_timespec(boost::system_time const& abs_time)
+ {
+ struct timespec timeout = { 0,0};
+ boost::posix_time::time_duration const time_since_epoch=abs_time-boost::posix_time::from_time_t(0);
+
+ timeout.tv_sec=time_since_epoch.total_seconds();
+ timeout.tv_nsec=(long)(time_since_epoch.fractional_seconds()*(1000000000l/time_since_epoch.ticks_per_second()));
+ return timeout;
+ }
+#endif
+#if defined BOOST_THREAD_USES_CHRONO
+ inline timespec to_timespec(chrono::nanoseconds const& ns)
+ {
+ struct timespec ts;
+ ts.tv_sec = static_cast<long>(chrono::duration_cast<chrono::seconds>(ns).count());
+ ts.tv_nsec = static_cast<long>((ns - chrono::duration_cast<chrono::seconds>(ns)).count());
+ return ts;
}
+
+#endif
+
+ inline timespec to_timespec(boost::intmax_t const& ns)
+ {
+ boost::intmax_t s = ns / 1000000000l;
+ struct timespec ts;
+ ts.tv_sec = static_cast<long> (s);
+ ts.tv_nsec = static_cast<long> (ns - s * 1000000000l);
+ return ts;
+ }
+ inline boost::intmax_t to_nanoseconds_int_max(timespec const& ts)
+ {
+ return static_cast<boost::intmax_t>(ts.tv_sec) * 1000000000l + ts.tv_nsec;
+ }
+ inline bool timespec_ge_zero(timespec const& ts)
+ {
+ return (ts.tv_sec >= 0) || (ts.tv_nsec >= 0);
+ }
+ inline timespec timespec_now()
+ {
+ timespec ts;
+
+#if defined(BOOST_THREAD_TIMESPEC_MAC_API)
+ timeval tv;
+ ::gettimeofday(&tv, 0);
+ ts.tv_sec = tv.tv_sec;
+ ts.tv_nsec = tv.tv_usec * 1000;
+#else
+ if ( ::clock_gettime( CLOCK_REALTIME, &ts ) )
+ {
+ BOOST_ASSERT(0 && "Boost::Thread - Internal Error");
+ }
+#endif
+ return ts;
+ }
+ inline timespec timespec_zero()
+ {
+ timespec ts;
+ ts.tv_sec = 0;
+ ts.tv_nsec = 0;
+ return ts;
+ }
+ inline timespec timespec_plus(timespec const& lhs, timespec const& rhs)
+ {
+ return to_timespec(to_nanoseconds_int_max(lhs) + to_nanoseconds_int_max(rhs));
+ }
+ inline timespec timespec_minus(timespec const& lhs, timespec const& rhs)
+ {
+ return to_timespec(to_nanoseconds_int_max(lhs) - to_nanoseconds_int_max(rhs));
+ }
+ inline bool timespec_gt(timespec const& lhs, timespec const& rhs)
+ {
+ return to_nanoseconds_int_max(lhs) > to_nanoseconds_int_max(rhs);
+ }
+ inline bool timespec_ge(timespec const& lhs, timespec const& rhs)
+ {
+ return to_nanoseconds_int_max(lhs) >= to_nanoseconds_int_max(rhs);
+ }
+
+ }
}
#include <boost/config/abi_suffix.hpp>