sysctl: read settings from /etc/sysctl.d/*.conf

This changes makes it possible to store custom settings
in individual files inside the directory /etc/sysctl.d/.

Signed-off-by: Stefan Tomanek <stefan.tomanek+openwrt@wertarbyte.de>

SVN-Revision: 46239

package/base-files/files/etc/hotplug.d/net/00-sysctl

@@ -1,6 +1,9 @@
 #!/bin/sh
 
-if [ -f /etc/sysctl.conf ] && [ "$ACTION" = add ]; then
-	sed -ne "/^[[:space:]]*net\..*\.$DEVICENAME\./p" /etc/sysctl.conf | \
-		sysctl -e -p - | logger -t sysctl
+if [ "$ACTION" = add ]; then
+	for CONF in /etc/sysctl.conf /etc/sysctl.d/*.conf; do
+		[ ! -f "$CONF" ] && continue;
+		sed -ne "/^[[:space:]]*net\..*\.$DEVICENAME\./p" "$CONF" | \
+			sysctl -e -p - | logger -t sysctl
+	done
 fi