###############################################################################
# BRLTTY - A background process providing access to the console screen (when in
#          text mode) for a blind person using a refreshable braille display.
#
# Copyright (C) 1995-2019 by The BRLTTY Developers.
#
# BRLTTY comes with ABSOLUTELY NO WARRANTY.
#
# This is free software, placed under the terms of the
# GNU Lesser General Public License, as published by the Free Software
# Foundation; either version 2.1 of the License, or (at your option) any
# later version. Please see the file LICENSE-LGPL for details.
#
# Web Page: http://brltty.app/
#
# This software is maintained by Dave Mielke <dave@mielke.cc>.
###############################################################################

all:: objects languages

COPYRIGHT_HOLDER = The BRLTTY Developers
LANGUAGE_CODES = de fr it zh

TEMPLATE_EXTENSION = pot
SOURCE_EXTENSION = po
OBJECT_EXTENSION = mo

LANGUAGES_FILE = LINGUAS
languages: $(LANGUAGES_FILE)

$(LANGUAGES_FILE): FORCE
	: >$@; \
	for language in $(LANGUAGE_CODES); do \
	echo $$language >>$@; \
	done

TEMPLATE_FILE = $(SRC_DIR)/$(PACKAGE_TARNAME).$(TEMPLATE_EXTENSION)
template $(TEMPLATE_EXTENSION): $(TEMPLATE_FILE)

$(TEMPLATE_FILE): $(BLD_TOP)$(PGM_DIR)/cmds.auto.h FORCE
	$(SRC_TOP)mkpot -p "$(PACKAGE_TARNAME)" -n "$(PACKAGE_VERSION)" -o $@ -b "$(PACKAGE_BUGREPORT)" -c "$(COPYRIGHT_HOLDER)" $(SRC_TOP) $(BLD_TOP)

SOURCE_FILES = $(LANGUAGE_CODES:=.$(SOURCE_EXTENSION))
sources: $(SOURCE_FILES)

%.$(SOURCE_EXTENSION): FORCE
	$(MSGMERGE) --quiet --force-po --no-wrap --update -- $(SRC_DIR)/$@ $(TEMPLATE_FILE)

OBJECT_FILES = $(LANGUAGE_CODES:=.$(OBJECT_EXTENSION))
objects: $(OBJECT_FILES)

%.$(OBJECT_EXTENSION):
	$(MSGFMT) --output-file $@ $(SRC_DIR)/$(@F:.$(OBJECT_EXTENSION)=.$(SOURCE_EXTENSION))

clean::
	-rm -f -- *.$(OBJECT_EXTENSION) *~

install:: objects install-locale-directory
	for language in $(LANGUAGE_CODES); do \
	directory="$(INSTALL_LOCALE_DIRECTORY)/$${language}/LC_MESSAGES" && \
        $(INSTALL_DIRECTORY) "$${directory}" && \
	$(INSTALL_DATA) "$${language}.$(OBJECT_EXTENSION)" "$${directory}/$(PACKAGE_TARNAME).$(OBJECT_EXTENSION)"; \
	done

uninstall::
	-rm -f -- $(INSTALL_LOCALE_DIRECTORY)/*/*/$(PACKAGE_TARNAME).$(OBJECT_EXTENSION)