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#!/bin/sh
#
# builddeb 1.2
# Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
#
# Simple script to generate a deb package for a Linux kernel. All the
# complexity of what to do with a kernel after it is installer or removed
# is left to other scripts and packages: they can install scripts in the
# /etc/kernel/{pre,post}{inst,rm}.d/ directories that will be called on
# package install and removal.
set -e
# Some variables and settings used throughout the script
version=$KERNELRELEASE
tmpdir="$objtree/debian/tmp"
packagename=linux-$version
if [ "$ARCH" == "um" ] ; then
packagename=user-mode-linux-$version
fi
# Setup the directory structure
rm -rf "$tmpdir"
mkdir -p "$tmpdir/DEBIAN" "$tmpdir/lib" "$tmpdir/boot"
if [ "$ARCH" == "um" ] ; then
mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/share/doc/$packagename" "$tmpdir/usr/bin"
fi
# Build and install the kernel
if [ "$ARCH" == "um" ] ; then
$MAKE linux
cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
cp .config "$tmpdir/usr/share/doc/$packagename/config"
gzip "$tmpdir/usr/share/doc/$packagename/config"
cp $KBUILD_IMAGE "$tmpdir/usr/bin/linux-$version"
else
cp System.map "$tmpdir/boot/System.map-$version"
cp .config "$tmpdir/boot/config-$version"
cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"
fi
if grep -q '^CONFIG_MODULES=y' .config ; then
INSTALL_MOD_PATH="$tmpdir" make modules_install
if [ "$ARCH" == "um" ] ; then
mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
rmdir "$tmpdir/lib/modules/$version"
fi
fi
# Install the maintainer scripts
for script in postinst postrm preinst prerm ; do
mkdir -p "$tmpdir/etc/kernel/$script.d"
cat <<EOF > "$tmpdir/DEBIAN/$script"
#!/bin/sh
set -e
test -d /etc/kernel/$script.d && run-parts --arg="$version" /etc/kernel/$script.d
exit 0
EOF
chmod 755 "$tmpdir/DEBIAN/$script"
done
name="Kernel Compiler <$(id -nu)@$(hostname -f)>"
# Generate a simple changelog template
cat <<EOF > debian/changelog
linux ($version) unstable; urgency=low
* A standard release
-- $name $(date -R)
EOF
# Generate a control file
cat <<EOF > debian/control
Source: linux
Section: base
Priority: optional
Maintainer: $name
Standards-Version: 3.6.1
Package: $packagename
Architecture: any
Description: Linux kernel, version $packagename
This package contains the Linux kernel, modules and corresponding other
files version $packagename
EOF
# Fix some ownership and permissions
chown -R root:root "$tmpdir"
chmod -R go-w "$tmpdir"
# Perform the final magic
dpkg-gencontrol -isp
dpkg --build "$tmpdir" ..
exit 0
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