ref: e391b7ec8c0dc746a70725f3fc598def0419d1e6
dir: /rc/bin/""/
#!/bin/rc PROMPT='[^ ]*(%|;)+[ ]+' _x = `{" $* | tail -1} if(~ $#_x 0) { echo no such command found >[1=2] exit notfound } echo ' ' $_x >[1=2] _x=`{ echo -n 'eval '''; echo $_x | sed 's/^'$PROMPT'//; s/''/''''/g; s/$/''/'} rc -c $"_x