SuperBuild: remove setting cmake_*_FLAGS with SB_CMAKE_COMMAND

SuperBuild/CMakeLists.txt

@@ -11,6 +11,8 @@ set(CMAKE_MODULE_PATH
 
 include(ExternalProject)
 
+option(BUILD_SHARED_LIBS "Build OTB with shared libraries." ON)
+
 if(APPLE)
   if(POLICY CMP0042)
     cmake_policy(SET CMP0042 NEW)
@@ -117,12 +119,12 @@ list(APPEND CMAKE_OPTS "-DCMAKE_INSTALL_PREFIX=${SB_INSTALL_PREFIX}")
 list(APPEND CMAKE_OPTS "-DBUILD_SHARED_LIBS=${BUILD_SHARED_LIBS}")
 list(APPEND CMAKE_OPTS "-DCMAKE_PREFIX_PATH=${SB_INSTALL_PREFIX};${CMAKE_PREFIX_PATH}")
 list(APPEND CMAKE_OPTS "-G${CMAKE_GENERATOR}")
-list(APPEND CMAKE_OPTS "-DCMAKE_C_FLAGS=${CMAKE_C_FLAGS}")
-list(APPEND CMAKE_OPTS "-DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}")
-list(APPEND CMAKE_OPTS "-DCMAKE_EXE_LINKER_FLAGS:STRING=${CMAKE_EXE_LINKER_FLAGS}")
-list(APPEND CMAKE_OPTS "-DCMAKE_MODULE_LINKER_FLAGS:STRING=${CMAKE_MODULE_LINKER_FLAGS}")
-list(APPEND CMAKE_OPTS "-DCMAKE_SHARED_LINKER_FLAGS:STRING=${CMAKE_SHARED_LINKER_FLAGS}")
-list(APPEND CMAKE_OPTS "-DCMAKE_STATIC_LINKER_FLAGS:STRING=${CMAKE_STATIC_LINKER_FLAGS}")
+#list(APPEND CMAKE_OPTS "-DCMAKE_C_FLAGS=${CMAKE_C_FLAGS}")
+#list(APPEND CMAKE_OPTS "-DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}")
+# list(APPEND CMAKE_OPTS "-DCMAKE_EXE_LINKER_FLAGS:STRING=${CMAKE_EXE_LINKER_FLAGS}")
+# list(APPEND CMAKE_OPTS "-DCMAKE_MODULE_LINKER_FLAGS:STRING=${CMAKE_MODULE_LINKER_FLAGS}")
+# list(APPEND CMAKE_OPTS "-DCMAKE_SHARED_LINKER_FLAGS:STRING=${CMAKE_SHARED_LINKER_FLAGS}")
+# list(APPEND CMAKE_OPTS "-DCMAKE_STATIC_LINKER_FLAGS:STRING=${CMAKE_STATIC_LINKER_FLAGS}")
 
 if(APPLE)
   list(APPEND CMAKE_OPTS "-DCMAKE_MACOSX_RPATH:BOOL=${CMAKE_MACOSX_RPATH}")