openwrt-packages-dist/utils/rtl-ais/files/rtl_ais.init

#!/bin/sh /etc/rc.common

START=99
USE_PROCD=1

PROG=/usr/bin/rtl_ais

validate_rtl_ais_section() {
	uci_validate_section "rtl_ais" "rtl_ais" "$1" \
		'enabled:bool' \
		'ppm:range(-100,100):0'
}

load_rtl_ais() {
	local cfg="$1"

	local enabled ppm
	validate_rtl_ais_section "$cfg" || { echo "validation failed"; return 1; }

	[ "$enabled" = "1" ] || return 1

        procd_open_instance
        procd_set_param command "$PROG" -p "$ppm"
	procd_set_param stdout 1
	procd_set_param stderr 1
        procd_set_param respawn
        procd_close_instance
}

start_service() {
	config_load "rtl_ais"
	config_foreach load_rtl_ais "rtl_ais"
}

service_triggers() {
	procd_add_reload_trigger "rtl_ais"
	procd_add_validation validate_rtl_ais_section
}