Ticket #25145: patch-src-CMakeLists.txt.diff

src/CMakeLists.

@@ -19 +19 @@
   if (NOT Boost_THREAD_FOUND)
     message(SEND_ERROR "ORO_OS_USE_BOOST_THREAD turned on, but Boost thread library is not installed or wrong version.")
   endif()
-  list(APPEND OROCOS-RTT_LIBRARIES ${Boost_THREAD_LIBRARY} )
+
+  # As Boost_THREAD_LIBRARY may be a list of libraries, and we can't deal
+  # with that in pkgconfig, we take 1) the library for this build type, or
+  # 2) the library if only one is listed, or 3) we error out. 
+  STRING(TOUPPER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_UPPER)
+  if (DEFINED Boost_THREAD_LIBRARY_${CMAKE_BUILD_TYPE_UPPER})
+        LIST(APPEND OROCOS-RTT_LIBRARIES ${Boost_THREAD_LIBRARY_${CMAKE_BUILD_TYPE_UPPER}})
+  else (DEFINED Boost_THREAD_LIBRARY_${CMAKE_BUILD_TYPE_UPPER})
+        LIST(LENGTH Boost_THREAD_LIBRARY COUNT_Boost_THREAD_LIBRARY)
+        if (1 LESS COUNT_Boost_THREAD_LIBRARY)
+          MESSAGE(FATAL_ERROR "Found multiple boost thread libraries, but not one specific to the current build type '${CMAKE_BUILD_TYPE_UPPER}'.")
+        endif (1 LESS COUNT_Boost_THREAD_LIBRARY)
+        list(APPEND OROCOS-RTT_LIBRARIES ${Boost_THREAD_LIBRARY} )
+  endif (DEFINED Boost_THREAD_LIBRARY_${CMAKE_BUILD_TYPE_UPPER})
+
 endif()
 
 SET(OS_MAX_CONC_ACCESS 8 CACHE STRING  "The maximum number of threads that will access a lock-free resource at exactly the same time. The Default (8) is very conservative. Your application may have more threads than this number.")