ref: a411870ee4640241e3c494367d922847da84f972
dir: /libsec/port/reduce-rc/
O=$1 shift nonport=$1 shift ls -p ../$nonport/*.[cs] >[2]/dev/null | sed 's/..$//' > /tmp/reduce.$pid # # if empty directory, just return the input files # if (! ~ $status '|') { echo $* rm /tmp/reduce.$pid exit 0 } echo $* | tr ' ' \012 | grep -v -f /tmp/reduce.$pid | tr \012 ' ' rm /tmp/reduce.$pid