1#autoload
2
3local expl ports
4
5if ! zstyle -a ":completion:${curcontext}:" ports ports; then
6 (( $+_cache_ports )) ||
7 : ${(A)_cache_ports:=${${(M)${${(f)"$(</etc/services)"}:#\#*}#*/tcp}%%[ ]*}}
8
9 ports=( "$_cache_ports[@]" )
10fi
11
12_wanted ports expl port compadd -a "$@" - ports
13