export HISTFILE=~/.zsh_history
export HISTSIZE=1000
export SAVEHIST=2000
setopt hist_expire_dups_first # delete duplicates first when HISTFILE size exceeds HISTSIZE
setopt hist_ignore_dups       # ignore duplicated commands history list
setopt hist_ignore_space      # ignore commands that start with space
setopt hist_verify            # show command with history expansion to user before running it
export EDITOR=vim

# enable color support of ls, less and man, and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"

    export LESS_TERMCAP_mb=$'\E[1;31m'     # begin blink
    export LESS_TERMCAP_md=$'\E[1;36m'     # begin bold
    export LESS_TERMCAP_me=$'\E[0m'        # reset bold/blink
    export LESS_TERMCAP_so=$'\E[01;33m'    # begin reverse video
    export LESS_TERMCAP_se=$'\E[0m'        # reset reverse video
    export LESS_TERMCAP_us=$'\E[1;32m'     # begin underline
    export LESS_TERMCAP_ue=$'\E[0m'        # reset underline

    # Take advantage of $LS_COLORS for completion as well
    zstyle ':completion:*' list-colors "${(s.:.)LS_COLORS}"
    zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#)*=0=01;31'
fi