default_pre_build &&
cd "$SOURCE_DIRECTORY" &&

sed -i "s:doc/Thunar:doc/thunar:g" \
  ThunarHelp.in \
  docs/{manual/,}/Makefile.{am,in} &&

for lang in C es eu fr gl it ja nl pl ru tr zh_TW; do
  sed -i "s:doc/Thunar:doc/thunar:g" \
         docs/manual/$lang/{images/,}Makefile.{am,in}
done
