saving uncommitted changes in /etc prior to emerge run

init.d/netmount

@@ -0,0 +1,84 @@
+#!/sbin/runscript
+# Copyright (c) 2007-2009 Roy Marples <roy@marples.name>
+# Released under the 2-clause BSD license.
+
+description="Mounts network shares, other than NFS, according to /etc/fstab."
+# We skip all NFS shares in this script because they require extra
+# daemons to be running on the client in order to work correctly.
+# It is best to allow nfs-utils to handle all nfs shares.
+
+depend()
+{
+	config /etc/fstab
+	use afc-client amd autofs openvpn
+	use dns
+	keyword -jail -prefix -vserver -lxc
+}
+
+start()
+{
+	local x= fs= rc=
+	for x in $net_fs_list $extra_net_fs_list; do
+		case "$x" in
+			nfs|nfs4)
+			continue
+			;;
+		esac
+		fs="$fs${fs:+,}$x"
+	done
+
+	ebegin "Mounting network filesystems"
+	mount -at $fs
+	rc=$?
+	if [ "$RC_UNAME" = Linux ]; then
+		mount -a -O _netdev
+		rc=$?
+	fi
+	ewend $rc "Could not mount all network filesystems"
+	return 0
+}
+
+stop()
+{
+	local x= fs=
+
+	ebegin "Unmounting network filesystems"
+	. "$RC_LIBEXECDIR"/sh/rc-mount.sh
+
+	for x in $net_fs_list $extra_net_fs_list; do
+		case "$x" in
+			nfs|nfs4)
+				continue
+				;;
+			*)
+				fs="$fs${fs:+,}$x"
+				;;
+		esac
+	done
+	if [ -n "$fs" ]; then
+		umount -at $fs || eerror "Failed to simply unmount filesystems"
+	fi
+
+	eindent
+	fs=
+	for x in $net_fs_list $extra_net_fs_list; do
+		case "$x" in
+			nfs|nfs4)
+				continue
+				;;
+			*)
+				fs="$fs${fs:+|}$x"
+				;;
+		esac
+	done
+	[ -n "$fs" ] && fs="^($fs)$"
+	do_unmount umount ${fs:+--fstype-regex} $fs --netdev
+	retval=$?
+
+	eoutdent
+	if [ "$RC_UNAME" = Linux ]; then
+		umount -a -O _netdev
+		retval=$?
+	fi
+	eend $retval "Failed to unmount network filesystems"
+}