zabbix_agentd-completion

#
#  Bash completion for zabbix_agentd
#

shopt -s extglob

_zabbix_agentd()
{
	local cur prev opts unique_opts nonunique_opts unique_opts_space nonunique_opts_space opt option
	COMPREPLY=()
	_get_comp_words_by_ref -n = cur prev
	unique_opts="-h|--help|-V|--version"
	nonunique_opts="-c|-p|-R|-t|-f|--config|--print|--runtime-control|--test|--foreground"
	unique_opts_space=${unique_opts//|/ }
	nonunique_opts_space=${nonunique_opts//|/ }

	opts=" $unique_opts_space $nonunique_opts_space "
	for (( i=1; i<=$[${#COMP_WORDS[@]}-1]; ++i )) ; do
		opt=${COMP_WORDS[$i]}

		[[ $opt =~ --*[pthvVcRrf].* ]] && {
			option=$opt
		} || {
			continue
		}
		# if a unique option has been supplied, do not offer any other options
		[[ $option == @($unique_opts) ]] && {
			return 1
		}
		# if a non-unique option has been supplied, remove all unique options and already used options
		[[ $option == @($nonunique_opts) ]] && opts="${opts/$unique_opts_space/}"
		opts=${opts/ $option / }

		# remove alternatives
		case $option in
			-R)                opts="${opts/ --runtime-control/}" ;;
			--runtime-control) opts="${opts/ -R/}" ;;
			-c)                opts="${opts/ --config/}" ;;
			--config)          opts="${opts/ -c/}" ;;
			-p)                opts="${opts/ --print/}" ;;
			--print)           opts="${opts/ -o/}" ;;
			-t)                opts="${opts/ --test/}" ;;
			--test)            opts="${opts/ -t/}" ;;
		esac
		# these are exclusive
		case "${option}" in
			-@(p|-print))
				opts="${opts/ -t/}"
				opts="${opts/ --test/}"
				opts="${opts/ -R/}"
				opts="${opts/ --runtime-control/}"
				;;
			-@(t|-test))
				opts="${opts/ -p/}"
				opts="${opts/ --print/}"
				opts="${opts/ -R/}"
				opts="${opts/ --runtime-control/}"
				;;
			-@(R|-runtime-control))
				opts="${opts/ -t/}"
				opts="${opts/ --test/}"
				opts="${opts/ -p/}"
				opts="${opts/ --print/}"
				;;
		esac
	done
	case "${prev}" in
		-@(c|-config))
			compopt -o default
			COMPREPLY=()
			return 0
		;;
		-@(R|-runtime-control))
			_zabbix-daemons-runtime "$cur" agentd $1
			return 0
			;;
		-@(t|-test))
			# get the available item keys (without parameters) from the currently used binary
			COMPREPLY=( $(compgen -W "$($1 -p | awk '/\[/{ sub(/\[.*/,"["); if ($1 ~ /^[[:alnum:]._-]+\[?$/) print $1}')" -- ${cur}) )
			if [[ $COMPREPLY =~ "[" ]]; then
				compopt -o nospace
			fi
			return 0
			;;
		*)
			;;
	esac

	COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
}
complete -F _zabbix_agentd zabbix_agentd