shithub: bin.rc

ref: 4e18dc77f2ab9257b363ccb480a69cb9def901ba
dir: /bin/sio/

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#!/bin/rc
rfork e
fn sigexit {rm -f $data}
fn iscons {grep -s ' /dev/cons$' /fd/^$1^ctl}

data=/tmp/sio.$pid
>$data
if(! iscons 0) cat >$data
editor $data
cat $data