Add ifwatchd.sh to power the NetBSD ifwatchd program. Let wpa_supplicant work with it.

net.NetBSD/Makefile

@@ -0,0 +1,5 @@
+DIR=	${RC_LIB}/net
+INC=	ifwatchd.sh
+
+MK=	../mk
+include ${MK}/scripts.mk

net.NetBSD/ifwatchd.sh

@@ -0,0 +1,60 @@
+# Copyright 2007-2008 Roy Marples <roy@marples.name>
+# All rights reserved. Released under the 2-clause BSD license.
+
+_config_vars="$_config_vars plug_timeout"
+
+ifwatchd_depend()
+{
+	program start /usr/sbin/ifwatchd
+	after macnet rename wireless
+	before interface
+	provide plug
+}
+
+ifwatchd_pre_start()
+{
+	# We don't start ifwatchd if we're being called from the background
+	yesno ${IN_BACKGROUND} && return 0
+
+	_exists || return 0
+
+	# We need a valid MAC address
+	# It's a basic test to ensure it's not a virtual interface
+	if ! _get_mac_address >/dev/null 2>&1; then
+		vewarn "ifwatchd only works on interfaces with a valid MAC address"
+		return 0
+	fi
+
+	ebegin "Starting ifwatchd on ${IFACE}"
+
+	# Mark the us as inactive so ifwatchd can restart us
+	mark_service_inactive
+
+	# Start ifwatchd
+	export IN_BACKGROUND=yes
+	start-stop-daemon --start --exec /usr/sbin/ifwatchd \
+		-- -c "${RC_LIBDIR}/sh/ifwatchd-carrier.sh" \
+		-n "${RC_LIBDIR}/sh/ifwatchd-nocarrier.sh" "${IFACE}"
+	unset IN_BACKGROUND
+	eend "$?" || return 1
+
+	einfo "Backgrounding ..."
+	exit 1
+}
+
+ifwatchd_stop()
+{
+	yesno ${IN_BACKGROUND} && return 0
+
+	start-stop-daemon --test --quiet --stop --exec /usr/sbin/ifwatchd \
+		-- -c "${RC_LIBDIR}/sh/ifwatchd-carrier.sh" \
+		-n "${RC_LIBDIR}/sh/ifwatchd-nocarrier.sh" "${IFACE}" \
+		|| return 0
+	
+	ebegin "Stopping ifwatchd on" "${IFACE}"
+	start-stop-daemon --stop --exec /usr/sbin/ifwatchd \
+		-- -c "${RC_LIBDIR}/sh/ifwatchd-carrier.sh" \
+		-n "${RC_LIBDIR}/sh/ifwatchd-nocarrier.sh" "${IFACE}" \
+		&& return 0
+	eend $?
+}

net/wpa_supplicant.sh

@@ -47,12 +47,14 @@ wpa_supplicant_pre_start()
 {
 	local opts= cfgfile= ctrl_dir= wireless=true
 	local wpas=/usr/sbin/wpa_supplicant wpac=/usr/bin/wpa_cli
+	local actfile=/etc/wpa_supplicant/wpa_cli.sh
 
 	if [ ! -x "${wpas}" ]; then
 		wpas=/sbin/wpa_supplicant
 		wpac=/bin/wpa_cli
 	fi
 	[ "${RC_UNAME}" = "Linux" ] || unset wpac
+	[ -e "${actfile}" ] || unset wpac
 
 	eval opts=\$wpa_supplicant_${IFVAR}
 	case " ${opts} " in
@@ -120,12 +122,10 @@ wpa_supplicant_pre_start()
 	fi
 	service_set_value ctrl_dir "${ctrl_dir}"
 
-	actfile="/etc/wpa_supplicant/wpa_cli.sh"
 
 	if [ -n "${wpac}" ]; then
 		opts="${opts} -W"
-	else
-		sleep 2 # FBSD 7.0 beta2 bug
+	elif service_started devd; then
 		mark_service_inactive
 	fi
 	start-stop-daemon --start --exec "${wpas}" \
@@ -133,10 +133,15 @@ wpa_supplicant_pre_start()
 		-- ${opts} -B -i "${IFACE}" \
 		-P "/var/run/wpa_supplicant-${IFACE}.pid"
 	eend $? || return 1
+
+	# If we don't have a working wpa_cli and action file continue
 	if [ -z "${wpac}" ]; then
+		if service_started devd; then
 			ebegin "Backgrounding ..."
 			exit 1 
 		fi
+		return 0
+	fi
 
 	# Starting wpa_supplication-0.4.0, we can get wpa_cli to
 	# start/stop our scripts from wpa_supplicant messages
@@ -147,8 +152,7 @@ wpa_supplicant_pre_start()
 	ebegin "Starting wpa_cli on" "${IFACE}"
 	start-stop-daemon --start --exec "${wpac}" \
 		--pidfile "/var/run/wpa_cli-${IFACE}.pid" \
-		-- -a /etc/wpa_supplicant/wpa_cli.sh \
-		-p "${ctrl_dir}" -i "${IFACE}" \
+		-- -a "${actfile}" -p "${ctrl_dir}" -i "${IFACE}" \
 		-P "/var/run/wpa_cli-${IFACE}.pid" -B
 	if eend $?; then
 		ebegin "Backgrounding ..."

sh.NetBSD/.gitignore

@@ -0,0 +1,2 @@
+ifwatchd-carrier.sh
+ifwatchd-nocarrier.sh

sh.NetBSD/Makefile

@@ -0,0 +1,6 @@
+DIR=	${RC_LIB}/sh
+SRCS=	ifwatchd-carrier.sh.in ifwatchd-nocarrier.sh.in
+BIN=	ifwatchd-carrier.sh ifwatchd-nocarrier.sh
+
+MK=	../mk
+include ${MK}/scripts.mk

sh.NetBSD/ifwatchd-carrier.sh.in

@@ -0,0 +1,5 @@
+#!@SHELL@
+# Wrapper for ifwatchd(8)
+
+export IN_BACKGROUND=yes
+@PREFIX@@SYSCONFDIR@/init.d/net.$1 --quiet start

sh.NetBSD/ifwatchd-nocarrier.sh.in

@@ -0,0 +1,5 @@
+#!@SHELL@
+# Wrapper for ifwatchd(8)
+
+export IN_BACKGROUND=yes
+@PREFIX@@SYSCONFDIR@/init.d/net.$1 --quiet stop