[Boost-commit] svn:boost r62122 - trunk/boost/thread/win32

Subject: [Boost-commit] svn:boost r62122 - trunk/boost/thread/win32
From: anthony_at_[hidden]
Date: 2010-05-21 12:59:57

Author: anthonyw
Date: 2010-05-21 12:59:56 EDT (Fri, 21 May 2010)
New Revision: 62122
URL: http://svn.boost.org/trac/boost/changeset/62122

Log:
Sleeping for a negative time is same as sleeping for 0ms, fix for
issue #3178

Text files modified: 
   trunk/boost/thread/win32/thread_data.hpp |     7 ++++++-                                 
   1 files changed, 6 insertions(+), 1 deletions(-)

Modified: trunk/boost/thread/win32/thread_data.hpp
==============================================================================
--- trunk/boost/thread/win32/thread_data.hpp	(original)
+++ trunk/boost/thread/win32/thread_data.hpp	2010-05-21 12:59:56 EDT (Fri, 21 May 2010)
@@ -144,6 +144,11 @@
                 start(0),milliseconds(~uintmax_t(0)),relative(true)
             {}
         };
+
+        unsigned long pin_to_zero(long value)
+        {
+            return (value<0)?0u:(unsigned long)value;
+        }
     }
 
     namespace this_thread
@@ -163,7 +168,7 @@
         template<typename TimeDuration>
         inline void sleep(TimeDuration const& rel_time)
         {
-            interruptible_wait(static_cast<unsigned long>(rel_time.total_milliseconds()));
+            interruptible_wait(detail::pin_to_zero(rel_time.total_milliseconds()));
         }
         inline void sleep(system_time const& abs_time)
         {