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path: root/ubuntu/aufs-update
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#!/bin/bash

if [ "$#" -ne 1 ]; then
	echo "Usage: $0 <aufs2-standalone directory>" 1>&2
	exit 1
fi
aufs="$1"

# Get the current tip name
{
	read x url
	read x osha1
} <aufs/BOM

# Update aufs to the latest.
git rm -rf aufs
cp -rp "$aufs/fs/aufs" aufs
cp -rp "$aufs/include" aufs
git checkout -f HEAD -- aufs/BOM

# Reinsert the include update.
sed -i -e '1iEXTRA_CFLAGS += -I$(src)/include' aufs/Makefile

# Find the latest commit.
read x nsha1 <"$aufs/ChangeLog"

# Insert the new commit ID and commit the result.
sed -i -e "s/^COMMIT: .*/COMMIT: $nsha1/" aufs/BOM
git add aufs
{
	echo "UBUNTU: ubuntu: AUFS -- update to $nsha1"
	echo ""
	awk <"$aufs/ChangeLog" '
		/^commit '"$osha1"'/ 	{ exit }
					{ print "    " $0 }
	'
} | git commit -s -F -