Added chono support for sleeps and ACE_Time_Values.

    * ACE/ace/OS_NS_unistd.h:
    * ACE/ace/OS_NS_unistd.inl:
    * ACE/ace/Time_Value.h:
    * ACE/ace/Time_Value.inl:

4 files changed, 32 insertions, 0 deletions

diff --git a/ACE/ace/OS_NS_unistd.h b/ACE/ace/OS_NS_unistd.h
index 20a81571e1f..fb8bb452052 100644
--- a/ACE/ace/OS_NS_unistd.h
+++ b/ACE/ace/OS_NS_unistd.h
@@ -295,6 +295,10 @@ namespace ACE_OS
   ACE_NAMESPACE_INLINE_FUNCTION
   int sleep (const ACE_Time_Value &tv);
 
+  template< class Rep, class Period >
+  ACE_NAMESPACE_INLINE_FUNCTION
+  int sleep (const std::chrono::duration<Rep, Period>& duration);
+
   // used by ARGV::string_to_argv
   extern ACE_Export
   int string_to_argv (ACE_TCHAR *buf,
diff --git a/ACE/ace/OS_NS_unistd.inl b/ACE/ace/OS_NS_unistd.inl
index 6bcc6f72547..54a42385c88 100644
--- a/ACE/ace/OS_NS_unistd.inl
+++ b/ACE/ace/OS_NS_unistd.inl
@@ -964,6 +964,15 @@ ACE_OS::sleep (const ACE_Time_Value &tv)
 #endif /* ACE_WIN32 */
 }
 
+template< class Rep, class Period >
+ACE_INLINE int
+ACE_OS::sleep (const std::chrono::duration<Rep, Period>& duration)
+{
+  ACE_OS_TRACE ("ACE_OS::sleep");
+  return ACE_OS::sleep (ACE_Time_Value (duration));
+}
+
+
 ACE_INLINE void
 ACE_OS::swab (const void *src,
               void *dest,
diff --git a/ACE/ace/Time_Value.h b/ACE/ace/Time_Value.h
index bb0351c97be..375c5f2828d 100644
--- a/ACE/ace/Time_Value.h
+++ b/ACE/ace/Time_Value.h
@@ -20,6 +20,8 @@
 #endif /* ACE_LACKS_PRAGMA_ONCE */
 
 # include "ace/os_include/os_time.h"
+// TODO move this.
+#include <chrono>
 
 // Define some helpful constants.
 // Not type-safe, and signed.  For backward compatibility.
@@ -78,6 +80,10 @@ public:
   /// Construct the ACE_Time_Value object from a timespec_t.
   explicit ACE_Time_Value (const timespec_t &t);
 
+  /// Construct the ACE_Time_Value object from a chrono duration.
+  template< class Rep, class Period >
+  explicit ACE_Time_Value (const std::chrono::duration<Rep, Period>& duration);
+
   /// Destructor
   virtual ~ACE_Time_Value ();
 
diff --git a/ACE/ace/Time_Value.inl b/ACE/ace/Time_Value.inl
index eaed073f45d..ae767e16ea2 100644
--- a/ACE/ace/Time_Value.inl
+++ b/ACE/ace/Time_Value.inl
@@ -96,6 +96,19 @@ ACE_Time_Value::ACE_Time_Value (void)
   this->set (0, 0);
 }
 
+template< class Rep, class Period >
+ACE_INLINE
+ACE_Time_Value::ACE_Time_Value (const std::chrono::duration<Rep, Period>& duration)
+{
+  std::chrono::seconds const s {
+    std::chrono::duration_cast<std::chrono::seconds> (duration)};
+
+  std::chrono::microseconds const usec {
+    std::chrono::duration_cast<std::chrono::microseconds>(
+      duration % std::chrono::seconds (1))};
+  this->set (s.count (), usec.count ());
+}
+
 ACE_INLINE
 ACE_Time_Value::ACE_Time_Value (time_t sec, suseconds_t usec)
 {