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path: root/config/zsh/50-completion.zsh
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# initialize the completion system
autoload -U compinit
zmodload zsh/complist
compinit -d "${XDG_CACHE_HOME:-${HOME}/.cache}/zsh/zcompdump-${ZSH_VERSION}"

# complete only after the second consecutive tab
setopt auto_menu

# use GNU ls color specification for completion menu
zstyle ':completion:*:default' list-colors ${(s.:.)LS_COLORS}

# use menu selection by default
zstyle ':completion:*:default' menu select

# custom completion list for processes (just current user's)
zstyle ':completion:*:*:*:*:processes' command "ps -u `whoami` -o pid,user,comm -w -w"
# special colors for kill completion listing
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;34=0=01'

# disable named-directories autocompletion
zstyle ':completion:*:cd:*' tag-order local-directories directory-stack path-directories
cdpath=(.)

# use /etc/hosts and known_hosts for hostname completion
[ -r ~/.ssh/known_hosts ] && _ssh_hosts=(${${${${(f)"$(<$HOME/.ssh/known_hosts)"}:#[\|]*}%%\ *}%%,*}) || _ssh_hosts=()
[ -r /etc/hosts ] && : ${(A)_etc_hosts:=${(s: :)${(ps:\t:)${${(f)~~"$(</etc/hosts)"}%%\#*}##[:blank:]#[^[:blank:]]#}}} || _etc_hosts=()
hosts=(
  "$_ssh_hosts[@]"
  "$_etc_hosts[@]"
  `hostname`
  localhost
)
zstyle ':completion:*:hosts' hosts $hosts

# Use caching so that commands like apt and dpkg complete are useable
zstyle ':completion::complete:*' use-cache 1

# Don't complete uninteresting users
zstyle ':completion:*:*:*:users' ignored-patterns \
        adm amanda apache avahi beaglidx bin cacti canna clamav daemon \
        dbus distcache dovecot fax ftp games gdm gkrellmd gopher \
        hacluster haldaemon halt hsqldb ident junkbust ldap lp mail \
        mailman mailnull mldonkey mysql nagios \
        named netdump news nfsnobody nobody nscd ntp nut nx openvpn \
        operator pcap postfix postgres privoxy pulse pvm quagga radvd \
        rpc rpcuser rpm shutdown squid sshd sync uucp vcsa xfs

# ... unless we really want to.
zstyle ':completion:*' single-ignored show

# always rehash commands list
zstyle ':completion:*:commands' rehash 1