[CMake] workaround boost bind warnings

CMakeLists.txt

@@ -50,6 +50,12 @@ IF(BUILD_PYTHON_INTERFACE)
   STRING(REGEX REPLACE "-" "_" PROJECT_NAME_UNDERSCORE ${PROJECT_NAME})
   SET(PY_NAME ${PROJECT_NAME_UNDERSCORE})
   ADD_PROJECT_DEPENDENCY(dynamic-graph-python 4.0.0 REQUIRED)
+
+  IF(Boost_VERSION GREATER 107299 OR Boost_VERSION_MACRO GREATER 107299)
+    # Silence a warning about a deprecated use of boost bind by boost >= 1.73
+    # without dropping support for boost < 1.73
+    ADD_DEFINITIONS(-DBOOST_BIND_GLOBAL_PLACEHOLDERS)
+  ENDIF()
 ENDIF(BUILD_PYTHON_INTERFACE)
 
 ADD_PROJECT_DEPENDENCY(sot-core REQUIRED)