+ # 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.
+ #
+ # Make sure the .pot-tmp has no line numbers, to avoid useless rebuilding
+ # of .mo files.
+ add_custom_command (OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot
+ BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp
+ COMMAND msgcomm --more-than=0 --omit-header --sort-by-file --add-location=file
+ ${sh_pot}
+ ${CMAKE_CURRENT_BINARY_DIR}/${domain}.c.pot
+ --output=${CMAKE_CURRENT_BINARY_DIR}/${domain}.pot-tmp0