summaryrefslogtreecommitdiff
path: root/po/CMakeLists.txt
diff options
context:
space:
mode:
Diffstat (limited to 'po/CMakeLists.txt')
-rw-r--r--po/CMakeLists.txt133
1 files changed, 133 insertions, 0 deletions
diff --git a/po/CMakeLists.txt b/po/CMakeLists.txt
new file mode 100644
index 00000000..cd930077
--- /dev/null
+++ b/po/CMakeLists.txt
@@ -0,0 +1,133 @@
+# Most of this copied from the repository of Stellarium
+# http://sourceforge.net/projects/stellarium/
+
+# Special targets for translations:
+#
+# translations
+# Converts all PO files to GMO files. Note that it does *not* update
+# the PO files or the PO templates -- in fact, these files are never
+# updated automatically.
+#
+# generate-pot
+# Re-creates all POT files unconditionally.
+#
+# update-po
+# Updates all PO files unconditionally. Note that it takes care of
+# updating the POT files.
+#
+# translations-<DOMAIN>
+# generate-pot-<DOMAIN>
+# update-po-<DOMAIN>
+# Same as above, but only affect the files in the corresponding
+# po/<DOMAIN> directory. (DOMAIN is actually the base name of the POT
+# file in the subdirectory, but that should match the directory name
+# anyway.)
+
+ADD_CUSTOM_TARGET(translations)
+ADD_CUSTOM_TARGET(generate-pot)
+ADD_CUSTOM_TARGET(update-po)
+
+# GETTEXT_CREATE_TRANSLATIONS(domain [DEFAULT_TARGET] lang1 ... langN)
+#
+# Creates custom build rules to create and install (G)MO files for the
+# specified languages. If the DEFAULT_TARGET option is used, the
+# translations will also be created when building the default target.
+#
+# "domain" is the translation domain, eg. "gawk". A POT file
+# with the name ${domain}.pot must exist in the directory of the
+# CMakeLists.txt file invoking the macro.
+#
+# This macro also creates the "translations-${domain}" and
+# "update-po-${domain}" targets (see above for an explanation).
+#
+MACRO(GETTEXT_CREATE_TRANSLATIONS _domain _firstLang)
+
+ SET(_gmoFiles)
+ GET_FILENAME_COMPONENT(_absPotFile ${_domain}.pot ABSOLUTE)
+
+ # Update these PO files when building the "update-po-<DOMAIN>" and
+ # "update-po" targets.
+ ADD_CUSTOM_TARGET(update-po-${_domain})
+ ADD_DEPENDENCIES(update-po update-po-${_domain})
+
+ # Make sure the POT file is updated before updating the PO files.
+ ADD_DEPENDENCIES(update-po-${_domain} generate-pot-${_domain})
+
+ SET(_addToAll)
+ IF(${_firstLang} STREQUAL "DEFAULT_TARGET")
+ SET(_addToAll "ALL")
+ SET(_firstLang)
+ ENDIF(${_firstLang} STREQUAL "DEFAULT_TARGET")
+
+ FOREACH (_lang ${ARGN})
+ GET_FILENAME_COMPONENT(_absFile ${_lang}.po ABSOLUTE)
+ FILE(RELATIVE_PATH _relFile ${PROJECT_SOURCE_DIR} ${_absFile})
+ SET(_gmoFile ${CMAKE_CURRENT_BINARY_DIR}/${_lang}.gmo)
+
+ # Convert a PO file into a GMO file.
+ ADD_CUSTOM_COMMAND(
+ OUTPUT ${_gmoFile}
+ COMMAND ${GETTEXT_MSGFMT_EXECUTABLE} -o ${_gmoFile} ${_absFile}
+ DEPENDS ${_absFile}
+ )
+
+ # Update the PO file unconditionally when building the
+ # "update-po-<DOMAIN>" target. Note that to see the file being
+ # processed, we have to run "cmake -E echo", because the
+ # COMMENT is not displayed by cmake...
+ ADD_CUSTOM_COMMAND(
+ TARGET update-po-${_domain}
+ POST_BUILD
+ COMMAND ${CMAKE_COMMAND} -E echo "** Updating ${_relFile}"
+ COMMAND ${GETTEXT_MSGMERGE_EXECUTABLE}
+ --quiet --update -m --backup=none -s
+ ${_absFile} ${_absPotFile}
+ VERBATIM
+ )
+
+ INSTALL(FILES ${_gmoFile} DESTINATION share/locale/${_lang}/LC_MESSAGES RENAME ${_domain}.mo)
+ SET(_gmoFiles ${_gmoFiles} ${_gmoFile})
+
+ ENDFOREACH (_lang)
+
+ # Create the GMO files when building the "translations-<DOMAIN>" and
+ # "translations" targets.
+ ADD_CUSTOM_TARGET(translations-${_domain} ${_addToAll} DEPENDS ${_gmoFiles})
+ ADD_DEPENDENCIES(translations translations-${_domain})
+
+ENDMACRO(GETTEXT_CREATE_TRANSLATIONS )
+
+SET(gawk_DOMAIN gawk)
+SET(gawk_POT ${gawk_DOMAIN}.pot)
+
+file(READ LINGUAS linguas)
+string(REGEX REPLACE "\n" ";" linguas ${linguas})
+GETTEXT_CREATE_TRANSLATIONS(${gawk_DOMAIN} DEFAULT_TARGET ${linguas})
+
+ADD_CUSTOM_TARGET(
+ generate-pot-${gawk_DOMAIN}
+ ${GETTEXT_XGETTEXT_EXECUTABLE}
+ -o ${CMAKE_CURRENT_SOURCE_DIR}/${gawk_POT}
+ -C
+ --keyword=_
+ --keyword=N_
+ --keyword=q_
+ --keyword=translate:2
+ --add-comments=TRANSLATORS:
+ --directory=${CMAKE_BINARY_DIR}
+ --directory=${CMAKE_SOURCE_DIR}
+ --output-dir=${CMAKE_BINARY_DIR}
+ --files-from=${CMAKE_CURRENT_SOURCE_DIR}/POTFILES.in
+ --copyright-holder=FSF
+ WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+ COMMENT "Generating ${gawk_POT}"
+ VERBATIM
+)
+# TODO: It would be nice to just depend on the exact files in POTFILES.in
+#file(READ ${CMAKE_CURRENT_SOURCE_DIR}/${gawk_POT} UiHeaders)
+#ADD_DEPENDENCIES(generate-pot-${gawk_DOMAIN} UiHeaders)
+#ADD_DEPENDENCIES(generate-pot-${gawk_DOMAIN} gawk_UIS_H)
+# Make sure the UI headers are created first.
+ADD_DEPENDENCIES(generate-pot-${gawk_DOMAIN} StelGuiLib) # ??? FIXME
+# Generate this POT file when building the "generate-pot" target.
+ADD_DEPENDENCIES(generate-pot generate-pot-${gawk_DOMAIN})