add ability to build kde4 and kf5 packages

sources/plasmoid-kde4/po/CMakeLists.txt

@@ -0,0 +1,24 @@
+find_package(KDE4 REQUIRED)
+find_package(Gettext REQUIRED)
+
+if (NOT GETTEXT_MSGFMT_EXECUTABLE)
+   message(FATAL_ERROR "Please install the msgfmt binary")
+endif (NOT GETTEXT_MSGFMT_EXECUTABLE)
+
+file (GLOB _po_files *.po)
+
+set (_gmoFiles)
+
+foreach (_current_PO_FILE ${_po_files})
+  get_filename_component (_lang ${_current_PO_FILE} NAME_WE)
+   set (_gmoFile ${CMAKE_CURRENT_BINARY_DIR}/${_lang}.gmo)
+   add_custom_command (OUTPUT ${_gmoFile}
+         COMMAND ${GETTEXT_MSGFMT_EXECUTABLE} -o ${_gmoFile} ${_current_PO_FILE}
+         WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
+         DEPENDS ${_current_PO_FILE}
+      )
+
+   install (FILES ${CMAKE_CURRENT_BINARY_DIR}/${_lang}.gmo DESTINATION ${LOCALE_INSTALL_DIR}/${_lang}/LC_MESSAGES/ RENAME plasma_applet_netctl.mo)
+   list (APPEND _gmoFiles ${_gmoFile})
+endforeach (_current_PO_FILE)
+add_custom_target (pofiles ALL DEPENDS ${_gmoFiles})