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Diffstat (limited to 'boost/chrono/detail/inlined/mac/thread_clock.hpp')
-rw-r--r--boost/chrono/detail/inlined/mac/thread_clock.hpp80
1 files changed, 78 insertions, 2 deletions
diff --git a/boost/chrono/detail/inlined/mac/thread_clock.hpp b/boost/chrono/detail/inlined/mac/thread_clock.hpp
index dad806e4e2..1a4406b83d 100644
--- a/boost/chrono/detail/inlined/mac/thread_clock.hpp
+++ b/boost/chrono/detail/inlined/mac/thread_clock.hpp
@@ -1,6 +1,8 @@
// boost thread_clock.cpp -----------------------------------------------------------//
-// Copyright Vicente J. Botet Escriba 2010
+// Copyright Beman Dawes 1994, 2006, 2008
+// Copyright Vicente J. Botet Escriba 2009-2011
+// Copyright Christopher Brown 2013
// Distributed under the Boost Software License, Version 1.0.
// See http://www.boost.org/LICENSE_1_0.txt
@@ -10,6 +12,80 @@
//--------------------------------------------------------------------------------------//
#include <boost/chrono/config.hpp>
-#include <boost/chrono/detail/inlined/posix/thread_clock.hpp>
+#include <boost/chrono/thread_clock.hpp>
#include <cassert>
+# include <pthread.h>
+# include <mach/thread_act.h>
+
+namespace boost { namespace chrono {
+
+ thread_clock::time_point thread_clock::now( ) BOOST_NOEXCEPT
+ {
+ // get the thread port (borrowing pthread's reference)
+ mach_port_t port = pthread_mach_thread_np(pthread_self());
+
+ // get the thread info
+ thread_basic_info_data_t info;
+ mach_msg_type_number_t count = THREAD_BASIC_INFO_COUNT;
+ if ( thread_info(port, THREAD_BASIC_INFO, (thread_info_t)&info, &count) != KERN_SUCCESS )
+ {
+ BOOST_ASSERT(0 && "Boost::Chrono - Internal Error");
+ return time_point();
+ }
+
+ // convert to nanoseconds
+ duration user = duration(
+ static_cast<thread_clock::rep>( info.user_time.seconds ) * 1000000000
+ + static_cast<thread_clock::rep>(info.user_time.microseconds ) * 1000);
+
+ duration system = duration(
+ static_cast<thread_clock::rep>( info.system_time.seconds ) * 1000000000
+ + static_cast<thread_clock::rep>( info.system_time.microseconds ) * 1000);
+
+ return time_point( user + system );
+ }
+
+#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
+ thread_clock::time_point thread_clock::now( system::error_code & ec )
+ {
+ // get the thread port (borrowing pthread's reference)
+ mach_port_t port = pthread_mach_thread_np(pthread_self());
+
+ // get the thread info
+ thread_basic_info_data_t info;
+ mach_msg_type_number_t count = THREAD_BASIC_INFO_COUNT;
+ if ( thread_info(port, THREAD_BASIC_INFO, (thread_info_t)&info, &count) != KERN_SUCCESS )
+ {
+ if (BOOST_CHRONO_IS_THROWS(ec))
+ {
+ boost::throw_exception(
+ system::system_error(
+ EINVAL,
+ BOOST_CHRONO_SYSTEM_CATEGORY,
+ "chrono::thread_clock" ));
+ }
+ else
+ {
+ ec.assign( errno, BOOST_CHRONO_SYSTEM_CATEGORY );
+ return time_point();
+ }
+ }
+ if (!BOOST_CHRONO_IS_THROWS(ec))
+ {
+ ec.clear();
+ }
+
+ // convert to nanoseconds
+ duration user = duration(
+ static_cast<thread_clock::rep>( info.user_time.seconds ) * 1000000000
+ + static_cast<thread_clock::rep>(info.user_time.microseconds ) * 1000);
+
+ duration system = duration(
+ static_cast<thread_clock::rep>( info.system_time.seconds ) * 1000000000
+ + static_cast<thread_clock::rep>( info.system_time.microseconds ) * 1000);
+
+ return time_point( user + system );
+ }
+#endif
+} }