1 #!/bin/sh 1 #!/bin/sh
2 # 2 #
3 # Copyright 2003 Wichert Akkerman <wichert@wigg 3 # Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
4 # 4 #
5 # Simple script to generate a debian/ director 5 # Simple script to generate a debian/ directory for a Linux kernel.
6 6
7 set -eu !! 7 set -e
8 8
9 is_enabled() { 9 is_enabled() {
10 grep -q "^$1=y" include/config/auto.co 10 grep -q "^$1=y" include/config/auto.conf
11 } 11 }
12 12
13 if_enabled_echo() { 13 if_enabled_echo() {
14 if is_enabled "$1"; then 14 if is_enabled "$1"; then
15 echo -n "$2" 15 echo -n "$2"
16 elif [ $# -ge 3 ]; then 16 elif [ $# -ge 3 ]; then
17 echo -n "$3" 17 echo -n "$3"
18 fi 18 fi
19 } 19 }
20 20
21 set_debarch() { 21 set_debarch() {
22 if [ "${KBUILD_DEBARCH:+set}" ]; then !! 22 if [ -n "$KBUILD_DEBARCH" ] ; then
23 debarch="$KBUILD_DEBARCH" 23 debarch="$KBUILD_DEBARCH"
24 return 24 return
25 fi 25 fi
26 26
27 # Attempt to find the correct Debian a 27 # Attempt to find the correct Debian architecture
28 case "$UTS_MACHINE" in 28 case "$UTS_MACHINE" in
29 i386|alpha|m68k|riscv*) !! 29 i386|ia64|alpha|m68k|riscv*)
30 debarch="$UTS_MACHINE" ;; 30 debarch="$UTS_MACHINE" ;;
31 x86_64) 31 x86_64)
32 debarch=amd64 ;; 32 debarch=amd64 ;;
33 sparc*) 33 sparc*)
34 debarch=sparc$(if_enabled_echo 34 debarch=sparc$(if_enabled_echo CONFIG_64BIT 64) ;;
35 s390*) 35 s390*)
36 debarch=s390x ;; 36 debarch=s390x ;;
37 ppc*) 37 ppc*)
38 if is_enabled CONFIG_64BIT; th 38 if is_enabled CONFIG_64BIT; then
39 debarch=ppc64$(if_enab 39 debarch=ppc64$(if_enabled_echo CONFIG_CPU_LITTLE_ENDIAN el)
40 else 40 else
41 debarch=powerpc$(if_en 41 debarch=powerpc$(if_enabled_echo CONFIG_SPE spe)
42 fi 42 fi
43 ;; 43 ;;
44 parisc*) 44 parisc*)
45 debarch=hppa ;; 45 debarch=hppa ;;
46 mips*) 46 mips*)
47 if is_enabled CONFIG_CPU_LITTL 47 if is_enabled CONFIG_CPU_LITTLE_ENDIAN; then
48 debarch=mips$(if_enabl 48 debarch=mips$(if_enabled_echo CONFIG_64BIT 64)$(if_enabled_echo CONFIG_CPU_MIPSR6 r6)el
49 elif is_enabled CONFIG_CPU_MIP 49 elif is_enabled CONFIG_CPU_MIPSR6; then
50 debarch=mips$(if_enabl 50 debarch=mips$(if_enabled_echo CONFIG_64BIT 64)r6
51 else 51 else
52 debarch=mips 52 debarch=mips
53 fi 53 fi
54 ;; 54 ;;
55 aarch64|arm64) 55 aarch64|arm64)
56 debarch=arm64 ;; 56 debarch=arm64 ;;
57 arm*) 57 arm*)
58 if is_enabled CONFIG_AEABI; th 58 if is_enabled CONFIG_AEABI; then
59 debarch=arm$(if_enable 59 debarch=arm$(if_enabled_echo CONFIG_VFP hf el)
60 else 60 else
61 debarch=arm 61 debarch=arm
62 fi 62 fi
63 ;; 63 ;;
64 openrisc) 64 openrisc)
65 debarch=or1k ;; 65 debarch=or1k ;;
66 sh) 66 sh)
67 if is_enabled CONFIG_CPU_SH3; 67 if is_enabled CONFIG_CPU_SH3; then
68 debarch=sh3$(if_enable 68 debarch=sh3$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
69 elif is_enabled CONFIG_CPU_SH4 69 elif is_enabled CONFIG_CPU_SH4; then
70 debarch=sh4$(if_enable 70 debarch=sh4$(if_enabled_echo CONFIG_CPU_BIG_ENDIAN eb)
71 fi 71 fi
72 ;; 72 ;;
73 esac 73 esac
74 if [ -z "$debarch" ]; then 74 if [ -z "$debarch" ]; then
75 debarch=$(dpkg-architecture -q 75 debarch=$(dpkg-architecture -qDEB_HOST_ARCH)
76 echo "" >&2 76 echo "" >&2
77 echo "** ** ** WARNING ** ** 77 echo "** ** ** WARNING ** ** **" >&2
78 echo "" >&2 78 echo "" >&2
79 echo "Your architecture doesn' 79 echo "Your architecture doesn't have its equivalent" >&2
80 echo "Debian userspace archite 80 echo "Debian userspace architecture defined!" >&2
81 echo "Falling back to the curr 81 echo "Falling back to the current host architecture ($debarch)." >&2
82 echo "Please add support for $ 82 echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
83 echo "" >&2 83 echo "" >&2
84 fi 84 fi
85 } 85 }
86 86
87 # Create debian/source/ if it is a source pack <<
88 gen_source () <<
89 { <<
90 mkdir -p debian/source <<
91 <<
92 echo "3.0 (quilt)" > debian/source/for <<
93 <<
94 { <<
95 echo "diff-ignore" <<
96 echo "extend-diff-ignore = .*" <<
97 } > debian/source/local-options <<
98 <<
99 # Add .config as a patch <<
100 mkdir -p debian/patches <<
101 { <<
102 echo "Subject: Add .config" <<
103 echo "Author: ${maintainer}" <<
104 echo <<
105 echo "--- /dev/null" <<
106 echo "+++ linux/.config" <<
107 diff -u /dev/null "${KCONFIG_C <<
108 } > debian/patches/config.patch <<
109 echo config.patch > debian/patches/ser <<
110 <<
111 "${srctree}/scripts/package/gen-diff-p <<
112 if [ -s debian/patches/diff.patch ]; t <<
113 sed -i " <<
114 1iSubject: Add local d <<
115 1iAuthor: ${maintainer <<
116 1i <<
117 " debian/patches/diff.patch <<
118 <<
119 echo diff.patch >> debian/patc <<
120 else <<
121 rm -f debian/patches/diff.patc <<
122 fi <<
123 } <<
124 <<
125 rm -rf debian <<
126 mkdir debian <<
127 <<
128 user=${KBUILD_BUILD_USER:-$(id -nu)} <<
129 name=${DEBFULLNAME:-${user}} <<
130 if [ "${DEBEMAIL:+set}" ]; then <<
131 email=${DEBEMAIL} <<
132 else <<
133 buildhost=${KBUILD_BUILD_HOST:-$(hostn <<
134 email="${user}@${buildhost}" <<
135 fi <<
136 maintainer="${name} <${email}>" <<
137 <<
138 while [ $# -gt 0 ]; do <<
139 case "$1" in <<
140 --need-source) <<
141 gen_source <<
142 shift <<
143 ;; <<
144 *) <<
145 break <<
146 ;; <<
147 esac <<
148 done <<
149 <<
150 # Some variables and settings used throughout 87 # Some variables and settings used throughout the script
151 version=$KERNELRELEASE 88 version=$KERNELRELEASE
152 if [ "${KDEB_PKGVERSION:+set}" ]; then !! 89 if [ -n "$KDEB_PKGVERSION" ]; then
153 packageversion=$KDEB_PKGVERSION 90 packageversion=$KDEB_PKGVERSION
>> 91 revision=${packageversion##*-}
154 else 92 else
155 packageversion=$(${srctree}/scripts/se !! 93 revision=$(cat .version 2>/dev/null||echo 1)
>> 94 packageversion=$version-$revision
156 fi 95 fi
157 sourcename=${KDEB_SOURCENAME:-linux-upstream} !! 96 sourcename=$KDEB_SOURCENAME
>> 97 packagename=linux-image-$version
>> 98 kernel_headers_packagename=linux-headers-$version
>> 99 dbg_packagename=$packagename-dbg
>> 100 debarch=
>> 101 set_debarch
158 102
159 if [ "$ARCH" = "um" ] ; then 103 if [ "$ARCH" = "um" ] ; then
160 packagename=user-mode-linux !! 104 packagename=user-mode-linux-$version
161 else <<
162 packagename=linux-image <<
163 fi 105 fi
164 106
165 debarch= !! 107 email=${DEBEMAIL-$EMAIL}
166 set_debarch !! 108
>> 109 # use email string directly if it contains <email>
>> 110 if echo $email | grep -q '<.*>'; then
>> 111 maintainer=$email
>> 112 else
>> 113 # or construct the maintainer string
>> 114 user=${KBUILD_BUILD_USER-$(id -nu)}
>> 115 name=${DEBFULLNAME-$user}
>> 116 if [ -z "$email" ]; then
>> 117 buildhost=${KBUILD_BUILD_HOST-$(hostname -f 2>/dev/null || hostname)}
>> 118 email="$user@$buildhost"
>> 119 fi
>> 120 maintainer="$name <$email>"
>> 121 fi
167 122
168 # Try to determine distribution 123 # Try to determine distribution
169 if [ "${KDEB_CHANGELOG_DIST:+set}" ]; then !! 124 if [ -n "$KDEB_CHANGELOG_DIST" ]; then
170 distribution=$KDEB_CHANGELOG_DIST 125 distribution=$KDEB_CHANGELOG_DIST
171 # In some cases lsb_release returns the codena 126 # In some cases lsb_release returns the codename as n/a, which breaks dpkg-parsechangelog
172 elif distribution=$(lsb_release -cs 2>/dev/nul 127 elif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ] && [ "$distribution" != "n/a" ]; then
173 : # nothing to do in this case 128 : # nothing to do in this case
174 else 129 else
175 distribution="unstable" 130 distribution="unstable"
176 echo >&2 "Using default distribution o 131 echo >&2 "Using default distribution of 'unstable' in the changelog"
177 echo >&2 "Install lsb-release or set \ 132 echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
178 fi 133 fi
179 134
180 echo $debarch > debian/arch !! 135 mkdir -p debian/source/
>> 136 echo "1.0" > debian/source/format
181 137
182 host_gnu=$(dpkg-architecture -a "${debarch}" - !! 138 echo $debarch > debian/arch
>> 139 extra_build_depends=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev)"
>> 140 extra_build_depends="$extra_build_depends, $(if_enabled_echo CONFIG_SYSTEM_TRUSTED_KEYRING libssl-dev:native)"
183 141
184 # Generate a simple changelog template 142 # Generate a simple changelog template
185 cat <<EOF > debian/changelog 143 cat <<EOF > debian/changelog
186 $sourcename ($packageversion) $distribution; u 144 $sourcename ($packageversion) $distribution; urgency=low
187 145
188 * Custom built Linux kernel. 146 * Custom built Linux kernel.
189 147
190 -- $maintainer $(date -R) 148 -- $maintainer $(date -R)
191 EOF 149 EOF
192 150
>> 151 # Generate copyright file
>> 152 cat <<EOF > debian/copyright
>> 153 This is a packacked upstream version of the Linux kernel.
>> 154
>> 155 The sources may be found at most Linux archive sites, including:
>> 156 https://www.kernel.org/pub/linux/kernel
>> 157
>> 158 Copyright: 1991 - 2018 Linus Torvalds and others.
>> 159
>> 160 The git repository for mainline kernel development is at:
>> 161 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>> 162
>> 163 This program is free software; you can redistribute it and/or modify
>> 164 it under the terms of the GNU General Public License as published by
>> 165 the Free Software Foundation; version 2 dated June, 1991.
>> 166
>> 167 On Debian GNU/Linux systems, the complete text of the GNU General Public
>> 168 License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
>> 169 EOF
>> 170
193 # Generate a control file 171 # Generate a control file
194 cat <<EOF > debian/control 172 cat <<EOF > debian/control
195 Source: $sourcename 173 Source: $sourcename
196 Section: kernel 174 Section: kernel
197 Priority: optional 175 Priority: optional
198 Maintainer: $maintainer 176 Maintainer: $maintainer
199 Rules-Requires-Root: no !! 177 Build-Depends: bc, kmod, cpio, bison, flex | flex:native $extra_build_depends
200 Build-Depends: debhelper-compat (= 12) !! 178 Homepage: http://www.kernel.org/
201 Build-Depends-Arch: bc, bison, cpio, flex, <<
202 gcc-${host_gnu} <!pkg.${sourcename}.nokernelh <<
203 kmod, libelf-dev:native, <<
204 libssl-dev:native, libssl-dev <!pkg.${sourcen <<
205 rsync <<
206 Homepage: https://www.kernel.org/ <<
207 179
208 Package: $packagename-$version !! 180 Package: $packagename
209 Architecture: $debarch 181 Architecture: $debarch
210 Description: Linux kernel, version $version 182 Description: Linux kernel, version $version
211 This package contains the Linux kernel, modul 183 This package contains the Linux kernel, modules and corresponding other
212 files, version: $version. 184 files, version: $version.
213 EOF <<
214 185
215 if [ "${SRCARCH}" != um ]; then !! 186 Package: $kernel_headers_packagename
216 cat <<EOF >> debian/control !! 187 Architecture: $debarch
>> 188 Description: Linux kernel headers for $version on $debarch
>> 189 This package provides kernel header files for $version on $debarch
>> 190 .
>> 191 This is useful for people who need to build external modules
217 192
218 Package: linux-libc-dev 193 Package: linux-libc-dev
219 Section: devel 194 Section: devel
220 Provides: linux-kernel-headers 195 Provides: linux-kernel-headers
221 Architecture: $debarch 196 Architecture: $debarch
222 Description: Linux support headers for userspa 197 Description: Linux support headers for userspace development
223 This package provides userspaces headers from 198 This package provides userspaces headers from the Linux kernel. These headers
224 are used by the installed headers for GNU gli 199 are used by the installed headers for GNU glibc and other system libraries.
225 Multi-Arch: same <<
226 EOF <<
227 200
228 if is_enabled CONFIG_MODULES; then !! 201 Package: $dbg_packagename
229 cat <<EOF >> debian/control <<
230 <<
231 Package: linux-headers-$version <<
232 Architecture: $debarch <<
233 Build-Profiles: <!pkg.${sourcename}.nokernelhe <<
234 Description: Linux kernel headers for $version <<
235 This package provides kernel header files for <<
236 . <<
237 This is useful for people who need to build e <<
238 EOF <<
239 fi <<
240 fi <<
241 <<
242 if is_enabled CONFIG_DEBUG_INFO; then <<
243 cat <<EOF >> debian/control <<
244 <<
245 Package: linux-image-$version-dbg <<
246 Section: debug 202 Section: debug
247 Architecture: $debarch 203 Architecture: $debarch
248 Build-Profiles: <!pkg.${sourcename}.nokerneldb <<
249 Description: Linux kernel debugging symbols fo 204 Description: Linux kernel debugging symbols for $version
250 This package will come in handy if you need t 205 This package will come in handy if you need to debug the kernel. It provides
251 all the necessary debug symbols for the kerne 206 all the necessary debug symbols for the kernel and its modules.
252 EOF 207 EOF
253 fi <<
254 208
255 cat <<EOF > debian/rules.vars !! 209 cat <<EOF > debian/rules
256 ARCH := ${ARCH} !! 210 #!$(command -v $MAKE) -f
257 KERNELRELEASE := ${KERNELRELEASE} !! 211
258 EOF !! 212 srctree ?= .
>> 213
>> 214 build:
>> 215 \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
>> 216 KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile
259 217
260 cp "${srctree}/scripts/package/debian/copyrigh !! 218 binary-arch:
261 cp "${srctree}/scripts/package/debian/rules" d !! 219 \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
>> 220 KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile intdeb-pkg
>> 221
>> 222 clean:
>> 223 rm -rf debian/*tmp debian/files
>> 224 \$(MAKE) clean
>> 225
>> 226 binary: binary-arch
>> 227 EOF
>> 228 chmod +x debian/rules
262 229
263 exit 0 230 exit 0
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