Set per file build options

cmake_project.lua

@@ -158,7 +158,26 @@ function m.generate(prj)
 			_p(2, '$<$<COMPILE_LANGUAGE:CXX>:%s>', flag)
 		end
 		_p(1, ')')
-		_p(')')
+
+		-- setting per fille build options
+		table.foreachi(prj._.files, function(node)
+			local fcfg = p.fileconfig.getconfig(node, cfg)
+			if fcfg then
+				toolset_flags = {}
+				if path.iscfile(fcfg.name) then
+					toolset_flags = toolset.getcflags(fcfg)
+				elseif path.iscppfile(fcfg.name) then
+					toolset_flags = toolset.getcppflags(fcfg)
+				end
+				file_build_options = table.concat(table.join(toolset_flags, fcfg.buildoptions), " ")
+				if file_build_options ~= "" then
+					_p(1,
+						'set_source_files_properties("%s" PROPERTIES COMPILE_FLAGS "%s")',
+						path.getrelative(prj.workspace.location, fcfg.abspath),
+						file_build_options)
+				end
+			end
+		end)
 
 		-- C++ standard
 		-- only need to configure it specified