add scripts

diff --git a/README b/README
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+++ b/README
@@ -0,0 +1,5 @@
+These scripts are intended to ease the process of bootstrapping a Debian
+chroot on an Android device. Instructions for installing such a chroot
+may be found at:
+
+http://www.steven-mcdonald.id.au/tutorials/debian_on_samsung_galaxy.shtml

diff --git a/android/debian-init b/android/debian-init
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+++ b/android/debian-init
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+#!/system/bin/sh
+
+# is /debian already mounted? if so, skip mounts
+if ! awk '{print $2}' /proc/mounts | grep -q '^/debian$'
+then
+       # create /debian
+       mkdir -p /debian
+
+       # mount /debian
+       mount -t ext3 -o noatime,errors=remount-ro /mnt/sdcard/debian.img /debian
+
+       # bind-mount special file systems from outside
+       for fs in /dev /proc /sys
+       do
+               mount -o bind "$fs" "/debian$fs"
+       done
+
+       # bind-mount android file systems so we can use them from debian
+       # busybox find has no -empty option so we have to do it like this
+       find /debian/android -type d |
+       while read dir
+       do
+               if test -z "$(ls $dir)"
+               then
+                       echo "$dir"
+               fi
+       done |
+       sed 's,^/debian/android,,' |
+       while read fs
+       do
+               mount -o bind "$fs" "/debian/android$fs"
+       done
+fi
+
+# now start debian
+chroot /debian /usr/local/sbin/debian-init

diff --git a/android/debian-sh b/android/debian-sh
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+++ b/android/debian-sh
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+#!/system/bin/sh
+if whoami | grep -q '^root$'
+then
+       chroot /debian /usr/local/sbin/debian-sh
+else
+       su -c /data/local/bin/debian-sh
+fi

diff --git a/debian/debian-init b/debian/debian-init
new file mode 100755 (executable)
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--- /dev/null
+++ b/debian/debian-init
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+# initialise debian system from outside the chroot
+# this script gets called from the android init system
+
+# first, set our PATH correctly
+# android uses a retarded PATH
+export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
+
+# what services do we want to start?
+services='
+hostname.sh
+rsyslog
+ssh
+atd
+cron
+rc.local
+'
+
+# start debian services
+for service in $services
+do
+       /usr/sbin/service "$service" start
+done

diff --git a/debian/debian-sh b/debian/debian-sh
new file mode 100755 (executable)
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+++ b/debian/debian-sh
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+#!/bin/sh
+
+# get rid of the retarded export PATH terminal emulator inflicts on us
+read foo
+unset foo
+
+export HOME='/root'
+export PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
+export SHELL='/bin/bash'
+export TERM='xterm'
+
+clear
+cd
+/bin/bash