232 lines
6.2 KiB
Bash
Executable File
232 lines
6.2 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
|
|
#
|
|
# Simple script to generate a debian/ directory for a Linux kernel.
|
|
|
|
set -e
|
|
|
|
is_enabled() {
|
|
grep -q "^$1=y" include/config/auto.conf
|
|
}
|
|
|
|
if_enabled_echo() {
|
|
if is_enabled "$1"; then
|
|
echo -n "$2"
|
|
elif [ $# -ge 3 ]; then
|
|
echo -n "$3"
|
|
fi
|
|
}
|
|
|
|
set_debarch() {
|
|
if [ -n "$KBUILD_DEBARCH" ] ; then
|
|
debarch="$KBUILD_DEBARCH"
|
|
return
|
|
fi
|
|
|
|
# Attempt to find the correct Debian architecture
|
|
case "$UTS_MACHINE" in
|
|
i386|ia64|alpha|m68k|riscv*)
|
|
debarch="$UTS_MACHINE" ;;
|
|
x86_64)
|
|
debarch=amd64 ;;
|
|
sparc*)
|
|
debarch=sparc$(if_enabled_echo CONFIG_64BIT 64) ;;
|
|
s390*)
|
|
debarch=s390x ;;
|
|
ppc*)
|
|
if is_enabled CONFIG_64BIT; then
|
|
debarch=ppc64$(if_enabled_echo CONFIG_CPU_LITTLE_ENDIAN el)
|
|
else
|
|
debarch=powerpc$(if_enabled_echo CONFIG_SPE spe)
|
|
fi
|
|
;;
|
|
parisc*)
|
|
debarch=hppa ;;
|
|
mips*)
|
|
if is_enabled CONFIG_CPU_LITTLE_ENDIAN; then
|
|
debarch=mips$(if_enabled_echo CONFIG_64BIT 64)$(if_enabled_echo CONFIG_CPU_MIPSR6 r6)el
|
|
elif is_enabled CONFIG_CPU_MIPSR6; then
|
|
debarch=mips$(if_enabled_echo CONFIG_64BIT 64)r6
|
|
else
|
|
debarch=mips
|
|
fi
|
|
;;
|
|
aarch64|arm64)
|
|
debarch=arm64 ;;
|
|
arm*)
|
|
if is_enabled CONFIG_AEABI; then
|
|
debarch=arm$(if_enabled_echo CONFIG_VFP hf el)
|
|
else
|
|
debarch=arm
|
|
fi
|
|
;;
|
|
openrisc)
|
|
debarch=or1k ;;
|
|
sh)
|
|
if is_enabled CONFIG_CPU_SH3; then
|
|
debarch=sh3$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
|
|
elif is_enabled CONFIG_CPU_SH4; then
|
|
debarch=sh4$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
|
|
fi
|
|
;;
|
|
esac
|
|
if [ -z "$debarch" ]; then
|
|
debarch=$(dpkg-architecture -qDEB_HOST_ARCH)
|
|
echo "" >&2
|
|
echo "** ** ** WARNING ** ** **" >&2
|
|
echo "" >&2
|
|
echo "Your architecture doesn't have its equivalent" >&2
|
|
echo "Debian userspace architecture defined!" >&2
|
|
echo "Falling back to the current host architecture ($debarch)." >&2
|
|
echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
|
|
echo "" >&2
|
|
fi
|
|
}
|
|
|
|
# Some variables and settings used throughout the script
|
|
version=$KERNELRELEASE
|
|
if [ -n "$KDEB_PKGVERSION" ]; then
|
|
packageversion=$KDEB_PKGVERSION
|
|
revision=${packageversion##*-}
|
|
else
|
|
revision=$(cat .version 2>/dev/null||echo 1)
|
|
packageversion=$version-$revision
|
|
fi
|
|
sourcename=$KDEB_SOURCENAME
|
|
packagename=linux-image-$version
|
|
kernel_headers_packagename=linux-headers-$version
|
|
dbg_packagename=$packagename-dbg
|
|
debarch=
|
|
set_debarch
|
|
|
|
if [ "$ARCH" = "um" ] ; then
|
|
packagename=user-mode-linux-$version
|
|
fi
|
|
|
|
email=${DEBEMAIL-$EMAIL}
|
|
|
|
# use email string directly if it contains <email>
|
|
if echo $email | grep -q '<.*>'; then
|
|
maintainer=$email
|
|
else
|
|
# or construct the maintainer string
|
|
user=${KBUILD_BUILD_USER-$(id -nu)}
|
|
name=${DEBFULLNAME-$user}
|
|
if [ -z "$email" ]; then
|
|
buildhost=${KBUILD_BUILD_HOST-$(hostname -f 2>/dev/null || hostname)}
|
|
email="$user@$buildhost"
|
|
fi
|
|
maintainer="$name <$email>"
|
|
fi
|
|
|
|
# Try to determine distribution
|
|
if [ -n "$KDEB_CHANGELOG_DIST" ]; then
|
|
distribution=$KDEB_CHANGELOG_DIST
|
|
# In some cases lsb_release returns the codename as n/a, which breaks dpkg-parsechangelog
|
|
elif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ] && [ "$distribution" != "n/a" ]; then
|
|
: # nothing to do in this case
|
|
else
|
|
distribution="unstable"
|
|
echo >&2 "Using default distribution of 'unstable' in the changelog"
|
|
echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
|
|
fi
|
|
|
|
mkdir -p debian/source/
|
|
echo "1.0" > debian/source/format
|
|
|
|
echo $debarch > debian/arch
|
|
extra_build_depends=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev:native)"
|
|
extra_build_depends="$extra_build_depends, $(if_enabled_echo CONFIG_SYSTEM_TRUSTED_KEYRING libssl-dev:native)"
|
|
|
|
# Generate a simple changelog template
|
|
cat <<EOF > debian/changelog
|
|
$sourcename ($packageversion) $distribution; urgency=low
|
|
|
|
* Custom built Linux kernel.
|
|
|
|
-- $maintainer $(date -R)
|
|
EOF
|
|
|
|
# Generate copyright file
|
|
cat <<EOF > debian/copyright
|
|
This is a packacked upstream version of the Linux kernel.
|
|
|
|
The sources may be found at most Linux archive sites, including:
|
|
https://www.kernel.org/pub/linux/kernel
|
|
|
|
Copyright: 1991 - 2018 Linus Torvalds and others.
|
|
|
|
The git repository for mainline kernel development is at:
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2 dated June, 1991.
|
|
|
|
On Debian GNU/Linux systems, the complete text of the GNU General Public
|
|
License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
|
|
EOF
|
|
|
|
# Generate a control file
|
|
cat <<EOF > debian/control
|
|
Source: $sourcename
|
|
Section: kernel
|
|
Priority: optional
|
|
Maintainer: $maintainer
|
|
Build-Depends: bc, rsync, kmod, cpio, bison, flex | flex:native $extra_build_depends
|
|
Homepage: http://www.kernel.org/
|
|
|
|
Package: $packagename
|
|
Architecture: $debarch
|
|
Description: Linux kernel, version $version
|
|
This package contains the Linux kernel, modules and corresponding other
|
|
files, version: $version.
|
|
|
|
Package: $kernel_headers_packagename
|
|
Architecture: $debarch
|
|
Description: Linux kernel headers for $version on $debarch
|
|
This package provides kernel header files for $version on $debarch
|
|
.
|
|
This is useful for people who need to build external modules
|
|
|
|
Package: linux-libc-dev
|
|
Section: devel
|
|
Provides: linux-kernel-headers
|
|
Architecture: $debarch
|
|
Description: Linux support headers for userspace development
|
|
This package provides userspaces headers from the Linux kernel. These headers
|
|
are used by the installed headers for GNU glibc and other system libraries.
|
|
Multi-Arch: same
|
|
|
|
Package: $dbg_packagename
|
|
Section: debug
|
|
Architecture: $debarch
|
|
Description: Linux kernel debugging symbols for $version
|
|
This package will come in handy if you need to debug the kernel. It provides
|
|
all the necessary debug symbols for the kernel and its modules.
|
|
EOF
|
|
|
|
cat <<EOF > debian/rules
|
|
#!$(command -v $MAKE) -f
|
|
|
|
srctree ?= .
|
|
|
|
build:
|
|
\$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
|
|
KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile
|
|
|
|
binary-arch:
|
|
\$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
|
|
KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile intdeb-pkg
|
|
|
|
clean:
|
|
rm -rf debian/*tmp debian/files
|
|
\$(MAKE) clean
|
|
|
|
binary: binary-arch
|
|
EOF
|
|
chmod +x debian/rules
|
|
|
|
exit 0
|