#! /bin/sh

menulabelfiles="../src/config.c ../src/winctrls.c ../src/wininput.c"

function getdialoggroups() {
	sed -e "s, *//\(__[^%]*:\).*,\1," -e t -e d | sort | uniq
}

LC_ALL=en_US.UTF-8
export LC_ALL

# use patched version of `uniq` for case-insensitive comparison:
PATH="$HOME/opt/coreutils/src:$PATH"

for po in ${*-../lang/*.pot ../lang/*.po}
do	case "$po" in
	*.pot)	msg=msgid;;
	*)	msg=msgstr;;
	esac

	cat $menulabelfiles | getdialoggroups |
	while read group
	do	echo "" $po "-" $group ""
		sed -e "/$group/,/^$/ b" -e d $po |
		grep ^$msg |
		sed -e "s,^$msg *\(.*\)\(&.\)\(.*\),\2   \1\2\3," -e t -e d |
		sort | uniq | uniq -Diw5
	done
done