git: 9front

ref: 89c4a6fc14b5072fcc1e9f1f41f8e5753e471b17
dir: /sys/src/libc/port/reduce/

View raw version 
O=$1
shift
objtype=$1
shift
if(ls -p ../$objtype/*.[cs] >[2]/dev/null | sed 's/..$//;s/^/^/' > /tmp/reduce.$pid) {
	echo $* | tr ' ' \012 | grep -v -f /tmp/reduce.$pid | tr \012 ' '
}
if not {
	# if empty directory, just return the input files
	echo $*
}
rm /tmp/reduce.$pid