From a9929695c6ad0779eaa8cb3d68d37760981d55b7 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Mon, 25 Jan 2010 17:11:17 +0000
Subject: add preinit modularization work by Daniel Dickinson (cshore)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19331 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../base-files/files/lib/preinit/10_essential_fs   | 25 ++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 package/base-files/files/lib/preinit/10_essential_fs

(limited to 'package/base-files/files/lib/preinit/10_essential_fs')

diff --git a/package/base-files/files/lib/preinit/10_essential_fs b/package/base-files/files/lib/preinit/10_essential_fs
new file mode 100644
index 000000000..ab317dc20
--- /dev/null
+++ b/package/base-files/files/lib/preinit/10_essential_fs
@@ -0,0 +1,25 @@
+#!/bin/sh 
+# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2010 Vertical Communications
+
+do_mount_procfs() {
+   mount proc /proc -t proc
+}
+
+do_mount_sysfs() {
+    mount sysfs /sys -t sysfs
+}
+
+calc_tmpfs_size() {
+    pi_size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)<l)&&(mt>l)?mt-l:s}' /proc/meminfo)
+}
+
+do_mount_tmpfs() {
+    calc_tmpfs_size
+    mount tmpfs /tmp -t tmpfs -o size=$pi_size,nosuid,nodev,mode=1777
+}
+
+boot_hook_add preinit_essential do_mount_procfs
+boot_hook_add preinit_essential do_mount_sysfs
+boot_hook_add preinit_essential do_mount_tmpfs
+
-- 
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