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Diffstat (limited to '3rdParty/Boost/boost/date_time/microsec_time_clock.hpp')
m---------3rdParty/Boost0
-rw-r--r--3rdParty/Boost/boost/date_time/microsec_time_clock.hpp127
2 files changed, 0 insertions, 127 deletions
diff --git a/3rdParty/Boost b/3rdParty/Boost
new file mode 160000
+Subproject 3bbdbc8cf1996f23d9a366da8bac0f97be6ad79
diff --git a/3rdParty/Boost/boost/date_time/microsec_time_clock.hpp b/3rdParty/Boost/boost/date_time/microsec_time_clock.hpp
deleted file mode 100644
index 363af5e..0000000
--- a/3rdParty/Boost/boost/date_time/microsec_time_clock.hpp
+++ /dev/null
@@ -1,127 +0,0 @@
-#ifndef DATE_TIME_HIGHRES_TIME_CLOCK_HPP___
-#define DATE_TIME_HIGHRES_TIME_CLOCK_HPP___
-
-/* Copyright (c) 2002,2003,2005 CrystalClear Software, Inc.
- * Use, modification and distribution is subject to the
- * Boost Software License, Version 1.0. (See accompanying
- * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
- * Author: Jeff Garland, Bart Garst
- * $Date: 2008-11-23 06:13:35 -0500 (Sun, 23 Nov 2008) $
- */
-
-
-/*! @file microsec_time_clock.hpp
- This file contains a high resolution time clock implementation.
-*/
-
-#include <boost/cstdint.hpp>
-#include <boost/shared_ptr.hpp>
-#include <boost/detail/workaround.hpp>
-#include <boost/date_time/compiler_config.hpp>
-#include <boost/date_time/c_time.hpp>
-#include <boost/date_time/time_clock.hpp>
-#include <boost/date_time/filetime_functions.hpp>
-
-#ifdef BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK
-
-namespace boost {
-namespace date_time {
-
- //! A clock providing microsecond level resolution
- /*! A high precision clock that measures the local time
- * at a resolution up to microseconds and adjusts to the
- * resolution of the time system. For example, for the
- * a library configuration with nano second resolution,
- * the last 3 places of the fractional seconds will always
- * be 000 since there are 1000 nano-seconds in a micro second.
- */
- template<class time_type>
- class microsec_clock
- {
- private:
- //! Type for the function used to convert time_t to tm
- typedef std::tm* (*time_converter)(const std::time_t*, std::tm*);
-
- public:
- typedef typename time_type::date_type date_type;
- typedef typename time_type::time_duration_type time_duration_type;
- typedef typename time_duration_type::rep_type resolution_traits_type;
-
- //! return a local time object for the given zone, based on computer clock
- //JKG -- looks like we could rewrite this against universal_time
- template<class time_zone_type>
- static time_type local_time(shared_ptr<time_zone_type> tz_ptr)
- {
- typedef typename time_type::utc_time_type utc_time_type;
- typedef second_clock<utc_time_type> second_clock;
- // we'll need to know the utc_offset this machine has
- // in order to get a utc_time_type set to utc
- utc_time_type utc_time = second_clock::universal_time();
- time_duration_type utc_offset = second_clock::local_time() - utc_time;
- // use micro clock to get a local time with sub seconds
- // and adjust it to get a true utc time reading with sub seconds
- utc_time = microsec_clock<utc_time_type>::local_time() - utc_offset;
- return time_type(utc_time, tz_ptr);
- }
-
- //! Returns the local time based on computer clock settings
- static time_type local_time()
- {
- return create_time(&c_time::localtime);
- }
-
- //! Returns the UTC time based on computer settings
- static time_type universal_time()
- {
- return create_time(&c_time::gmtime);
- }
-
- private:
- static time_type create_time(time_converter converter)
- {
-#ifdef BOOST_HAS_GETTIMEOFDAY
- timeval tv;
- gettimeofday(&tv, 0); //gettimeofday does not support TZ adjust on Linux.
- std::time_t t = tv.tv_sec;
- boost::uint32_t sub_sec = tv.tv_usec;
-#elif defined(BOOST_HAS_FTIME)
- winapi::file_time ft;
- winapi::get_system_time_as_file_time(ft);
- uint64_t micros = winapi::file_time_to_microseconds(ft); // it will not wrap, since ft is the current time
- // and cannot be before 1970-Jan-01
- std::time_t t = static_cast<time_t>(micros / 1000000UL); // seconds since epoch
- // microseconds -- static casts supress warnings
- boost::uint32_t sub_sec = static_cast<boost::uint32_t>(micros % 1000000UL);
-#else
-#error Internal Boost.DateTime error: BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK is defined, however neither gettimeofday nor FILETIME support is detected.
-#endif
-
- std::tm curr;
- std::tm* curr_ptr = converter(&t, &curr);
- date_type d(curr_ptr->tm_year + 1900,
- curr_ptr->tm_mon + 1,
- curr_ptr->tm_mday);
-
- //The following line will adjust the fractional second tick in terms
- //of the current time system. For example, if the time system
- //doesn't support fractional seconds then res_adjust returns 0
- //and all the fractional seconds return 0.
- int adjust = static_cast< int >(resolution_traits_type::res_adjust() / 1000000);
-
- time_duration_type td(curr_ptr->tm_hour,
- curr_ptr->tm_min,
- curr_ptr->tm_sec,
- sub_sec * adjust);
-
- return time_type(d,td);
- }
- };
-
-
-} } //namespace date_time
-
-#endif //BOOST_DATE_TIME_HAS_HIGH_PRECISION_CLOCK
-
-
-#endif
-