CMake: Allow Windows devs to re-create inkscape.pot

1 files changed, 44 insertions, 35 deletions

diff --git a/po/CMakeLists.txt b/po/CMakeLists.txt
index fa1fb4584..4e8439389 100644
--- a/po/CMakeLists.txt
+++ b/po/CMakeLists.txt
@@ -1,5 +1,6 @@
-# process and install .po files
 # SPDX-License-Identifier: GPL-2.0-or-later
+
+# process and install .po files
 file(GLOB LANGUAGES *.po)
 foreach(language ${LANGUAGES})
 	string(REGEX REPLACE "(.+(\\\\|/))+" "" language ${language})
@@ -11,6 +12,48 @@ foreach(language ${LANGUAGES})
 endforeach(language)
 
 
+# update inkscape.pot
+set(_potFile ${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_PROJECT_NAME}.pot)
+set(xgettext_options -j --keyword=_ --keyword=N_ --keyword=Q_ --keyword=C_:1c,2 --keyword=NC_:1c,2 --msgid-bugs-address=inkscape-devel@lists.sourceforge.net --strict -s --from-code=UTF-8 -ktranslatable -o ${_potFile})
+
+# Due to a bug in old xgettext versions, we cannot use '--its='.
+# Instead, we use GETTEXTDATADIR=. to refer to the po/its/*.its files.
+# This requires a .loc file for each .its file. See po/its/units.loc for an example.
+# See https://gitlab.com/inkscape/inkscape/issues/271 for details.
+# This workaround is necessary for Debian 9, so roughly until ca 2021.
+set(its_workaround ${CMAKE_COMMAND} -E env GETTEXTDATADIR=.)
+
+add_custom_target(inkscape_pot BYPRODUCTS ${_potFile}
+    # make sure inkscape.pot is re-created from scratch
+    COMMAND rm -f ${_potFile} && touch ${_potFile}
+
+    # extract strings from source files into inkscape.pot
+    COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -C -f POTFILES.src.in
+    COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Glade -f POTFILES.ui.in
+    COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Python -f POTFILES.py.in
+    # the following uses po/its/inx.{loc, its}
+    COMMAND ${its_workaround} ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -f POTFILES.inx.in --from-code=UTF-8
+    COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L AppData ../org.inkscape.Inkscape.appdata.xml.in
+    COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Desktop ../org.inkscape.Inkscape.desktop.template
+    # the following uses po/its/menus.{loc, its}
+    COMMAND ${its_workaround} ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} ../share/ui/menus.xml
+    # the following uses po/its/units.{loc, its}
+    COMMAND ${its_workaround} ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} ../share/ui/units.xml
+
+    COMMENT "Extract translatable messages to ${_potFile}"
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+)
+
+add_dependencies(inkscape_pot filters_svg_h)
+add_dependencies(inkscape_pot palettes_h)
+add_dependencies(inkscape_pot patterns_svg_h)
+add_dependencies(inkscape_pot symbols_h)
+add_dependencies(inkscape_pot templates_h)
+
+
+# create
+#  - org.inkscape.Inkscape.desktop
+#  - org.inkscape.Inkscape.appdata.xml
 if(UNIX)
 	add_custom_command(OUTPUT ${CMAKE_BINARY_DIR}/org.inkscape.Inkscape.desktop
 		DEPENDS ${LANGUAGES}
@@ -24,38 +67,4 @@ if(UNIX)
 		COMMAND ${GETTEXT_MSGFMT_EXECUTABLE} --xml --template ${CMAKE_SOURCE_DIR}/org.inkscape.Inkscape.appdata.xml.in -d ${CMAKE_CURRENT_SOURCE_DIR} -o ${CMAKE_BINARY_DIR}/org.inkscape.Inkscape.appdata.xml
 		)
 	add_custom_target(inkscape_appdata ALL DEPENDS ${CMAKE_BINARY_DIR}/org.inkscape.Inkscape.appdata.xml)
-	
-	
-	
-	# update inkscape.pot
-	SET(_potFile ${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_PROJECT_NAME}.pot)
-	set(xgettext_options -j --keyword=_ --keyword=N_ --keyword=Q_ --keyword=C_:1c,2 --keyword=NC_:1c,2 --msgid-bugs-address=inkscape-devel@lists.sourceforge.net --strict -s --from-code=UTF-8 -ktranslatable -o ${_potFile})
-  add_custom_target(inkscape_pot BYPRODUCTS ${_potFile}
-		#COMMAND sh -c "${INTLTOOL-UPDATE} --pot --gettext-package=inkscape"
-		COMMAND rm -f ${_potFile} && touch ${_potFile}
-		# Due to a bug in old xgettext versions, we cannot use '--its='.
-		# Instead, we use GETTEXTDATADIR=. to refer to the po/its/*.its files.
-		# This requires a .loc file for each .its file. See po/its/units.loc for an example.
-		# See https://gitlab.com/inkscape/inkscape/issues/271 for details.
-		# This workaround is necessary for Debian 9, so roughly until ca 2021.
-		COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -C -f POTFILES.src.in
-		COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Glade -f POTFILES.ui.in
-		COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Python -f POTFILES.py.in
-		# the following uses po/its/inx.{loc, its}
-		COMMAND GETTEXTDATADIR=. ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -f POTFILES.inx.in --from-code=UTF-8
-		COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L AppData ../org.inkscape.Inkscape.appdata.xml.in 
-		COMMAND ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} -L Desktop ../org.inkscape.Inkscape.desktop.template 
-		# the following uses po/its/menus.{loc, its}
-		COMMAND GETTEXTDATADIR=. ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} ../share/ui/menus.xml
-		# the following uses po/its/units.{loc, its}
-		COMMAND GETTEXTDATADIR=. ${GETTEXT_XGETTEXT_EXECUTABLE} ${xgettext_options} ../share/ui/units.xml
-		COMMENT "Extract translatable messages to ${_potFile}"
-		WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
-		)
-
-	add_dependencies(inkscape_pot filters_svg_h)
-	add_dependencies(inkscape_pot palettes_h)
-	add_dependencies(inkscape_pot patterns_svg_h)
-	add_dependencies(inkscape_pot symbols_h)
-	add_dependencies(inkscape_pot templates_h)
 endif()