diff options
| -rw-r--r-- | CMake/Translations.cmake | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/CMake/Translations.cmake b/CMake/Translations.cmake index 8b657c20f..584c5c5af 100644 --- a/CMake/Translations.cmake +++ b/CMake/Translations.cmake @@ -75,16 +75,32 @@ function(apt_add_translation_domain) 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. add_custom_command (OUTPUT ${PROJECT_BINARY_DIR}/${domain}.pot + BYPRODUCTS ${PROJECT_BINARY_DIR}/${domain}.pot-tmp COMMAND msgcomm --more-than=0 --sort-by-file ${sh_pot} ${PROJECT_BINARY_DIR}/${domain}.c.pot --output=${PROJECT_BINARY_DIR}/${domain}.pot + COMMAND msgcomm --more-than=0 --omit-header --sort-by-file + ${sh_pot} + ${PROJECT_BINARY_DIR}/${domain}.c.pot + --output=${PROJECT_BINARY_DIR}/${domain}.pot-tmp0 + COMMAND cmake -E copy_if_different + ${PROJECT_BINARY_DIR}/${domain}.pot-tmp0 + ${PROJECT_BINARY_DIR}/${domain}.pot-tmp DEPENDS ${sh_pot} ${PROJECT_BINARY_DIR}/${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 ${PROJECT_BINARY_DIR}/${domain}.pot) + # Build .mo files file(GLOB translations "${PROJECT_SOURCE_DIR}/po/*.po") list(SORT translations) @@ -92,10 +108,11 @@ function(apt_add_translation_domain) get_filename_component(langcode ${file} NAME_WE) set(outdir ${PROJECT_BINARY_DIR}/locale/${langcode}/LC_MESSAGES) file(MAKE_DIRECTORY ${outdir}) - # Command to merge and compile the messages + # 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} ${PROJECT_BINARY_DIR}/${domain}.pot - DEPENDS ${file} ${PROJECT_BINARY_DIR}/${domain}.pot + COMMAND msgmerge -qo ${outdir}/${domain}.po ${file} ${PROJECT_BINARY_DIR}/${domain}.pot-tmp + DEPENDS ${file} ${PROJECT_BINARY_DIR}/${domain}.pot-tmp ) add_custom_command(OUTPUT ${outdir}/${domain}.mo COMMAND msgfmt --statistics -o ${outdir}/${domain}.mo ${outdir}/${domain}.po @@ -107,7 +124,7 @@ function(apt_add_translation_domain) DESTINATION "${CMAKE_INSTALL_LOCALEDIR}/${langcode}/LC_MESSAGES") endforeach(file ${translations}) - add_custom_target(nls-${domain} ALL DEPENDS ${mofiles}) + add_custom_target(nls-${domain} ALL DEPENDS ${mofiles} nls-${domain}-template) endfunction() # Usage: apt_add_update_po(output domain [domain ...]) |