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Diffstat (limited to 'CMake/Translations.cmake')
| -rw-r--r-- | CMake/Translations.cmake | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/CMake/Translations.cmake b/CMake/Translations.cmake new file mode 100644 index 0000000..2492510 --- /dev/null +++ b/CMake/Translations.cmake @@ -0,0 +1,185 @@ +# translations.cmake - Translations using APT's translation system. +# Copyright (C) 2009, 2016 Julian Andres Klode <jak@debian.org> + +function(apt_add_translation_domain) + set(options) + set(oneValueArgs DOMAIN) + set(multiValueArgs TARGETS SCRIPTS EXCLUDE_LANGUAGES) + cmake_parse_arguments(NLS "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + # Build the list of source files of the target + set(files "") + set(abs_files "") + set(scripts "") + set(abs_scripts "") + set(mofiles) + set(targets ${NLS_TARGETS}) + set(domain ${NLS_DOMAIN}) + set(xgettext_params + --add-comments + --foreign + --package-name=${PROJECT_NAME} + --package-version=${PACKAGE_VERSION} + --msgid-bugs-address=${PACKAGE_MAIL} + ) + foreach(source ${NLS_SCRIPTS}) + path_join(file "${CMAKE_CURRENT_SOURCE_DIR}" "${source}") + file(RELATIVE_PATH relfile ${PROJECT_SOURCE_DIR} ${file}) + list(APPEND scripts ${relfile}) + list(APPEND abs_scripts ${file}) + endforeach() + foreach(target ${targets}) + get_target_property(source_dir ${target} SOURCE_DIR) + get_target_property(sources ${target} SOURCES) + foreach(source ${sources}) + if (source MATCHES TARGET_OBJECTS) + continue() + endif() + path_join(file "${source_dir}" "${source}") + file(RELATIVE_PATH relfile ${PROJECT_SOURCE_DIR} ${file}) + set(files ${files} ${relfile}) + set(abs_files ${abs_files} ${file}) + endforeach() + + target_compile_definitions(${target} PRIVATE -DAPT_DOMAIN="${domain}") + endforeach() + + if("${scripts}" STREQUAL "") + set(sh_pot "/dev/null") + else() + set(sh_pot ${CMAKE_CURRENT_BINARY_DIR}/${domain}.sh.pot) + # Create the template for this specific sub-domain + add_custom_command (OUTPUT ${sh_pot} + COMMAND xgettext ${xgettext_params} -L Shell + -o ${sh_pot} ${scripts} + DEPENDS ${abs_scripts} + VERBATIM + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + ) + endif() + + + add_custom_command (OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot + COMMAND xgettext ${xgettext_params} -k_ -kN_ + --keyword=P_:1,2 + -o ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot ${files} + DEPENDS ${abs_files} + VERBATIM + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + ) + + # We are building a ${domain}.pot with a header for launchpad, but we also + # build a ${domain.pot}-tmp as a byproduct. The msgfmt command than depend + # on the byproduct while their target depends on the output, so that msgfmt + # does not have to be rerun if nothing in the template changed. + # + # Make sure the .pot-tmp has no line numbers, to avoid useless rebuilding + # of .mo files. + add_custom_command (OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot + BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp + COMMAND msgcomm --more-than=0 --omit-header --sort-by-file --add-location=file + ${sh_pot} + ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot + --output=${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp0 + COMMAND msgcomm --more-than=0 --sort-by-file + ${sh_pot} + ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot + --output=${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot + COMMAND cmake -E copy_if_different + ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp0 + ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp + DEPENDS ${sh_pot} + ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot + WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} + ) + + # We need a target to depend on otherwise, the msgmerge might not get called + # with the make generator + add_custom_target(nls-${domain}-template DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot) + + # Build .mo files + file(GLOB translations "${PROJECT_SOURCE_DIR}/po/*.po") + list(SORT translations) + foreach(file ${translations}) + get_filename_component(langcode ${file} NAME_WE) + if ("${langcode}" IN_LIST NLS_EXCLUDE_LANGUAGES) + continue() + endif() + set(outdir ${CMAKE_CURRENT_BINARY_DIR}/locale/${langcode}/LC_MESSAGES) + file(MAKE_DIRECTORY ${outdir}) + # Command to merge and compile the messages. As explained in the custom + # command for msgcomm, this depends on byproduct to avoid reruns + add_custom_command(OUTPUT ${outdir}/${domain}.po + COMMAND msgmerge -qo ${outdir}/${domain}.po ${file} ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp + DEPENDS ${file} ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp + ) + add_custom_command(OUTPUT ${outdir}/${domain}.mo + COMMAND msgfmt --statistics -o ${outdir}/${domain}.mo ${outdir}/${domain}.po + DEPENDS ${outdir}/${domain}.po + ) + + set(mofiles ${mofiles} ${outdir}/${domain}.mo) + install(FILES ${outdir}/${domain}.mo + DESTINATION "${CMAKE_INSTALL_LOCALEDIR}/${langcode}/LC_MESSAGES") + endforeach(file ${translations}) + + add_custom_target(nls-${domain} ALL DEPENDS ${mofiles} nls-${domain}-template) +endfunction() + +# Usage: apt_add_update_po(output domain [domain ...]) +function(apt_add_update_po) + set(options) + set(oneValueArgs TEMPLATE) + set(multiValueArgs DOMAINS EXCLUDE_LANGUAGES) + cmake_parse_arguments(NLS "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + set(output ${CMAKE_CURRENT_SOURCE_DIR}/${NLS_TEMPLATE}.pot) + foreach(domain ${NLS_DOMAINS}) + list(APPEND potfiles ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot) + endforeach() + + get_filename_component(primary_name ${output} NAME_WE) + add_custom_target(nls-${primary_name} + COMMAND msgcomm --sort-by-file --add-location=file + --more-than=0 --output=${output} + ${potfiles} + DEPENDS ${potfiles}) + + file(GLOB translations "${PROJECT_SOURCE_DIR}/po/*.po") + if (NOT TARGET update-po) + add_custom_target(update-po) + endif() + foreach(translation ${translations}) + get_filename_component(langcode ${translation} NAME_WE) + if ("${langcode}" IN_LIST NLS_EXCLUDE_LANGUAGES) + continue() + endif() + add_custom_target(update-po-${langcode} + COMMAND msgmerge -q --previous --update --backup=none ${translation} ${output} + DEPENDS nls-${primary_name} + ) + add_dependencies(update-po update-po-${langcode}) + endforeach() + add_dependencies(update-po nls-${primary_name}) +endfunction() + +function(apt_add_po_statistics excluded) + add_custom_target(statistics) + file(GLOB translations "${PROJECT_SOURCE_DIR}/po/*.po") + foreach(translation ${translations}) + get_filename_component(langcode ${translation} NAME_WE) + if ("${langcode}" IN_LIST excluded) + add_custom_command( + TARGET statistics PRE_BUILD + COMMAND printf "%-6s " "${langcode}:" + COMMAND echo "ignored" + VERBATIM + ) + continue() + endif() + add_custom_command( + TARGET statistics PRE_BUILD + COMMAND printf "%-6s " "${langcode}:" + COMMAND msgfmt --statistics -o /dev/null ${translation} + VERBATIM + ) + endforeach() +endfunction() |