base-files: add initial support for mounting overlayfs
[openwrt.git] / package / base-files / files / lib / firstboot / 20_has_mini_fo
1 #!/bin/sh
2
3 # Copyright (C) 2006-2010 OpenWrt.org
4 # Copyright (C) 2010 Vertical Communications
5
6 check_for_overlay() {
7 if ! grep -qE '(mini_fo|overlay)' /proc/filesystems; then
8 boot_run_hook no_fo
9 exit 1
10 fi
11 }
12
13 boot_hook_add switch2jffs check_for_overlay
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