[CMake] Change OS X policy for rpath

CMakeLists.txt

@@ -30,7 +30,16 @@ SET(PROJECT_URL "http://github.com/stac-of-tasks/pinocchio")
 SET(DOXYGEN_USE_MATHJAX YES)
 
 IF(APPLE)
-  SET(CMAKE_MACOSX_RPATH 1)
+  SET(CMAKE_MACOSX_RPATH TRUE)
+  SET(CMAKE_SKIP_BUILD_RPATH  FALSE)
+  SET(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
+  SET(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+
+  set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+  list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir)
+  if("${isSystemDir}" STREQUAL "-1")
+     set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+  endif("${isSystemDir}" STREQUAL "-1")
 ENDIF(APPLE)
 
 # Disable -Werror on Unix for now.