thread safety - supporting windows

CMakeLists.txt

@@ -423,6 +423,7 @@ set(cxx-sources
         kqueue.cpp
         lb.cpp
         mailbox.cpp
+        mailbox_safe.cpp
         mechanism.cpp
         metadata.cpp
         msg.cpp

builds/cmake/platform.hpp.in

@@ -86,5 +86,14 @@
 
 #cmakedefine ZMQ_HAVE_WINDOWS
 
+#ifdef ZMQ_HAVE_WINDOWS
+  #if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
+    #undef _WIN32_WINNT	
+  #endif
+
+  #ifndef _WIN32_WINNT 
+    #define _WIN32_WINNT 0x0600
+  #endif
+#endif
 
 #endif
\ No newline at end of file

builds/mingw32/platform.hpp

@@ -29,4 +29,13 @@
 
 #define ZMQ_HAVE_WINDOWS
 
+#if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
+  #undef _WIN32_WINNT	
+#endif
+
+#ifndef _WIN32_WINNT 
+  #define _WIN32_WINNT 0x0600
+#endif
+
+
 #endif

builds/msvc/platform.hpp

@@ -29,4 +29,12 @@
 
 #define ZMQ_HAVE_WINDOWS
 
+#if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
+  #undef _WIN32_WINNT	
+#endif
+
+#ifndef _WIN32_WINNT 
+  #define _WIN32_WINNT 0x0600
+#endif
+
 #endif

builds/msvc/vs2013/libzmq/libzmq.vcxproj

@@ -76,6 +76,7 @@
     <ClInclude Include="..\..\..\..\src\client.hpp" />
     <ClInclude Include="..\..\..\..\src\clock.hpp" />
     <ClInclude Include="..\..\..\..\src\command.hpp" />
+    <ClInclude Include="..\..\..\..\src\condition_variable.hpp" />
     <ClInclude Include="..\..\..\..\src\config.hpp" />
     <ClInclude Include="..\..\..\..\src\ctx.hpp" />
     <ClInclude Include="..\..\..\..\src\curve_client.hpp" />
@@ -103,6 +104,7 @@
     <ClInclude Include="..\..\..\..\src\lb.hpp" />
     <ClInclude Include="..\..\..\..\src\likely.hpp" />
     <ClInclude Include="..\..\..\..\src\mailbox.hpp" />
+    <ClInclude Include="..\..\..\..\src\mailbox_safe.hpp" />
     <ClInclude Include="..\..\..\..\src\msg.hpp" />
     <ClInclude Include="..\..\..\..\src\mtrie.hpp" />
     <ClInclude Include="..\..\..\..\src\mutex.hpp" />
@@ -183,6 +185,7 @@
     <ClCompile Include="..\..\..\..\src\kqueue.cpp" />
     <ClCompile Include="..\..\..\..\src\lb.cpp" />
     <ClCompile Include="..\..\..\..\src\mailbox.cpp" />
+    <ClCompile Include="..\..\..\..\src\mailbox_safe.cpp" />
     <ClCompile Include="..\..\..\..\src\mechanism.cpp" />
     <ClCompile Include="..\..\..\..\src\metadata.cpp" />
     <ClCompile Include="..\..\..\..\src\msg.cpp" />

builds/msvc/vs2013/libzmq/libzmq.vcxproj.filters

@@ -232,6 +232,9 @@
     <ClCompile Include="..\..\..\..\src\client.cpp">
       <Filter>src</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\src\mailbox_safe.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\..\include\zmq_utils.h">
@@ -504,6 +507,12 @@
     <ClInclude Include="..\..\..\..\src\client.hpp">
       <Filter>src\include</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\..\..\src\mailbox_safe.hpp">
+      <Filter>src\include</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\..\..\src\condition_variable.hpp">
+      <Filter>src\include</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Filter Include="include">

tests/CMakeLists.txt

@@ -45,6 +45,8 @@ set(tests
         test_connect_rid
         test_xpub_nodrop
         test_pub_invert_matching
+        test_thread_safe
+        test_client_server
 )
 if(NOT WIN32)
   list(APPEND tests