Changing Gettext ABI automatically.

FindGettextOverride.cmake

@@ -0,0 +1,41 @@
+function(GETTEXT_PROCESS_PO_FILES _lang)
+   set(_options ALL)
+   set(_oneValueArgs INSTALL_DESTINATION)
+   set(_multiValueArgs PO_FILES)
+   set(_gmoFiles)
+
+   CMAKE_PARSE_ARGUMENTS(_parsedArguments "${_options}" "${_oneValueArgs}" "${_multiValueArgs}" ${ARGN})
+
+   foreach(_current_PO_FILE ${_parsedArguments_PO_FILES})
+      get_filename_component(_name ${_current_PO_FILE} NAME)
+      string(REGEX REPLACE "^(.+)(\\.[^.]+)$" "\\1" _basename ${_name})
+      set(_basenameMAJOR ${_basename}-${MAJOR})
+      set(_gmoFile ${CMAKE_CURRENT_BINARY_DIR}/${_basenameMAJOR}.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}
+         )
+
+      if(_parsedArguments_INSTALL_DESTINATION)
+         install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${_basenameMAJOR}.gmo DESTINATION ${_parsedArguments_INSTALL_DESTINATION}/${_lang}/LC_MESSAGES/ RENAME ${_basenameMAJOR}.mo)
+      endif()
+      list(APPEND _gmoFiles ${_gmoFile})
+   endforeach()
+
+
+  if(NOT TARGET pofiles)
+     add_custom_target(pofiles)
+  endif()
+
+  _GETTEXT_GET_UNIQUE_TARGET_NAME( pofiles uniqueTargetName)
+
+   if(_parsedArguments_ALL)
+      add_custom_target(${uniqueTargetName} ALL DEPENDS ${_gmoFiles})
+   else()
+      add_custom_target(${uniqueTargetName} DEPENDS ${_gmoFiles})
+   endif()
+
+   add_dependencies(pofiles ${uniqueTargetName})
+
+endfunction()

GettextLangRules.cmake

@@ -1,3 +1,4 @@
+INCLUDE (FindGettextOverride)
 FILE (GLOB _po_files *.po)
 GET_FILENAME_COMPONENT (LANG "${CMAKE_CURRENT_SOURCE_DIR}" NAME)
 GETTEXT_PROCESS_PO_FILES ("${LANG}" ALL INSTALL_DESTINATION ${LOCALEDIR} PO_FILES ${_po_files} )