#compdef head

autoload -U is-at-least

_head() {
    typeset -A opt_args
    typeset -a _arguments_options
    local ret=1

    if is-at-least 5.2; then
        _arguments_options=(-s -S -C)
    else
        _arguments_options=(-s -C)
    fi

    local context curcontext="$curcontext" state line
    _arguments "${_arguments_options[@]}" : \
'-c+[print the first NUM bytes of each file; with a leading '\''-'\'', print all but the last NUM bytes of each file]:[-]NUM:_default' \
'--bytes=[print the first NUM bytes of each file; with a leading '\''-'\'', print all but the last NUM bytes of each file]:[-]NUM:_default' \
'-n+[print the first NUM lines instead of the first 10; with a leading '\''-'\'', print all but the last NUM lines of each file]:[-]NUM:_default' \
'--lines=[print the first NUM lines instead of the first 10; with a leading '\''-'\'', print all but the last NUM lines of each file]:[-]NUM:_default' \
'-q[never print headers giving file names]' \
'--quiet[never print headers giving file names]' \
'--silent[never print headers giving file names]' \
'-v[always print headers giving file names]' \
'--verbose[always print headers giving file names]' \
'--presume-input-pipe[]' \
'-z[line delimiter is NUL, not newline]' \
'--zero-terminated[line delimiter is NUL, not newline]' \
'-h[Print help]' \
'--help[Print help]' \
'-V[Print version]' \
'--version[Print version]' \
'::FILE:_files' \
&& ret=0
}

(( $+functions[_head_commands] )) ||
_head_commands() {
    local commands; commands=()
    _describe -t commands 'head commands' commands "$@"
}

if [ "$funcstack[1]" = "_head" ]; then
    _head "$@"
else
    compdef _head head
fi
