set cKernelApi vaiable inside the main CMakeList, in order to build the C api without using ccmake

Addons/CKernelApi/CMakeLists.txt

@@ -12,74 +12,71 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${ScaLFMM_CXX_FLAGS}")
 ENABLE_LANGUAGE(CXX C)
 MESSAGE(STATUS " CXX  ${CMAKE_CXX_COMPILER_ID}" )
 
-# Options
-OPTION( SCALFMM_ADDON_CKERNELAPI "Set to ON to build ScaFMM FMM API interface" OFF )
 
 # if ask to build addon
-if(SCALFMM_ADDON_CKERNELAPI)
-	# first build lib scalfmmckernelapi
-	set(LIBRARY_OUTPUT_PATH ../lib/${CMAKE_BUILD_TYPE})
+if(ScalFMM_ADDON_CKERNELAPI)
+        # first build lib scalfmmckernelapi
+        set(LIBRARY_OUTPUT_PATH ../lib/${CMAKE_BUILD_TYPE})
 
-	# Searching all cpp file
-	file( GLOB_RECURSE source_lib_files Src/*.cpp )
+        # Searching all cpp file
+        file( GLOB_RECURSE source_lib_files Src/*.cpp )
 
-	# Adding cpp files to project
-	add_library( scalfmmckernelapi STATIC ${source_lib_files} )
+        # Adding cpp files to project
+        add_library( scalfmmckernelapi STATIC ${source_lib_files} )
 
-	# Add blas library (even if it is set to off)
-	target_link_libraries( scalfmmckernelapi scalfmm)
+        # Add blas library (even if it is set to off)
+        target_link_libraries( scalfmmckernelapi scalfmm)
 
-	# Adding the entire project dir as an include dir
-	INCLUDE_DIRECTORIES(
-         ${CMAKE_BINARY_DIR}/Src 
-         ${CMAKE_SOURCE_DIR}/Src   
+        # Adding the entire project dir as an include dir
+        INCLUDE_DIRECTORIES(
+         ${CMAKE_BINARY_DIR}/Src
+         ${CMAKE_SOURCE_DIR}/Src
          ${SCALFMM_INCLUDES}
     )
 
-	# Install lib
-	install( TARGETS scalfmmckernelapi ARCHIVE DESTINATION lib )
-
-	# Install header
-	SET(my_include_dirs "Src")
-	
-	file( GLOB hpp_in_dir Src/*.hpp )
-	INSTALL( FILES ${hpp_in_dir} DESTINATION include/ScalFmm/CKernelApi )
-
-	file( GLOB_RECURSE source_tests_files Tests/*.c )
-	INCLUDE_DIRECTORIES( ${CMAKE_BINARY_DIR}/Src )
-
-	# Then build test files
-	foreach(exec ${source_tests_files}) 
-		get_filename_component(
-			execname ${exec}
-			NAME_WE
-		)
-
-	    set(compile_exec "TRUE")
-	
-	    foreach(fuse_key ${FUSE_LIST})
-	        file(STRINGS "${exec}" lines_fuse REGEX "@FUSE_${fuse_key}")
-	        if(lines_fuse)
-		        if( NOT ScalFMM_USE_${fuse_key} )
-			        MESSAGE( STATUS "This needs ${fuse_key} = ${exec}" )
-			        set(compile_exec "FALSE")
-		        endif()
-	        endif()
-	    endforeach()
-
-		# Dependency are OK
-		if( compile_exec )
-			add_executable(	${execname} ${exec} )
-			# link to scalfmm and scalfmmckernelapi
-			target_link_libraries(
-				${execname}
-				${scalfmm_lib}
-				scalfmmckernelapi
-				# ${BLAS_LIBRARIES}
-				# ${LAPACK_LIBRARIES}
-			    ${SCALFMM_LIBRARIES}
-				)
-		endif()
-	endforeach(exec)
-endif()
+        # Install lib
+        install( TARGETS scalfmmckernelapi ARCHIVE DESTINATION lib )
+
+        # Install header
+        SET(my_include_dirs "Src")
+
+        file( GLOB hpp_in_dir Src/*.hpp )
+        INSTALL( FILES ${hpp_in_dir} DESTINATION include/ScalFmm/CKernelApi )
+
+        file( GLOB_RECURSE source_tests_files Tests/*.c )
+        INCLUDE_DIRECTORIES( ${CMAKE_BINARY_DIR}/Src )
 
+        # Then build test files
+        foreach(exec ${source_tests_files})
+                get_filename_component(
+                        execname ${exec}
+                        NAME_WE
+                )
+
+            set(compile_exec "TRUE")
+
+            foreach(fuse_key ${FUSE_LIST})
+                file(STRINGS "${exec}" lines_fuse REGEX "@FUSE_${fuse_key}")
+                if(lines_fuse)
+                        if( NOT ScalFMM_USE_${fuse_key} )
+                                MESSAGE( STATUS "This needs ${fuse_key} = ${exec}" )
+                                set(compile_exec "FALSE")
+                        endif()
+                endif()
+            endforeach()
+
+                # Dependency are OK
+                if( compile_exec )
+                        add_executable(	${execname} ${exec} )
+                        # link to scalfmm and scalfmmckernelapi
+                        target_link_libraries(
+                                ${execname}
+                                ${scalfmm_lib}
+                                scalfmmckernelapi
+                                # ${BLAS_LIBRARIES}
+                                # ${LAPACK_LIBRARIES}
+                            ${SCALFMM_LIBRARIES}
+                                )
+                endif()
+        endforeach(exec)
+endif()

CMakeLists.txt

@@ -439,6 +439,8 @@ add_subdirectory(Doc)
 #
 if( ScalFMM_USE_ADDONS )
         file(GLOB all_addons ./Addons/*)
+        # Options
+        OPTION( ScalFMM_ADDON_CKERNELAPI "Set to ON to build ScaFMM FMM API interface" OFF )
 
         foreach(addon_name ${all_addons})
                 MESSAGE(STATUS "Addons += ${addon_name}" )