Merge branch 'cmake'

1 files changed, 178 insertions, 0 deletions

diff --git a/CMake/Translations.cmake b/CMake/Translations.cmake
new file mode 100644
index 000000000..509e4e378
--- /dev/null
+++ b/CMake/Translations.cmake
@@ -0,0 +1,178 @@
+# 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(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 ${sources})
+            path_join(file "${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.
+    add_custom_command (OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot
+        BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp
+        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 msgcomm --more-than=0 --omit-header --sort-by-file
+                         ${sh_pot}
+                         ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot
+                         --output=${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp0
+        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(master_name ${output} NAME_WE)
+    add_custom_target(nls-${master_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 --update --backup=none ${translation} ${output}
+                DEPENDS nls-${master_name}
+            )
+            add_dependencies(update-po update-po-${langcode})
+    endforeach()
+    add_dependencies(update-po nls-${master_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()