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=$($srctree/init/build-version)
>> 94 packageversion=$version-$revision
156 fi 95 fi
157 sourcename=${KDEB_SOURCENAME:-linux-upstream} !! 96 sourcename=$KDEB_SOURCENAME
158 97
159 if [ "$ARCH" = "um" ] ; then 98 if [ "$ARCH" = "um" ] ; then
160 packagename=user-mode-linux 99 packagename=user-mode-linux
161 else 100 else
162 packagename=linux-image 101 packagename=linux-image
163 fi 102 fi
164 103
165 debarch= 104 debarch=
166 set_debarch 105 set_debarch
167 106
>> 107 email=${DEBEMAIL-$EMAIL}
>> 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 <$email>"
>> 121 fi
>> 122
168 # Try to determine distribution 123 # Try to determine distribution
169 if [ "${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=", $(if_enabled_echo CONFIG_UNWINDER_ORC libelf-dev:native)"
>> 140 extra_build_depends="$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 Rules-Requires-Root: no
200 Build-Depends: debhelper-compat (= 12) !! 178 Build-Depends: bc, rsync, kmod, cpio, bison, flex $extra_build_depends
201 Build-Depends-Arch: bc, bison, cpio, flex, <<
202 gcc-${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/ 179 Homepage: https://www.kernel.org/
207 180
208 Package: $packagename-$version 181 Package: $packagename-$version
209 Architecture: $debarch 182 Architecture: $debarch
210 Description: Linux kernel, version $version 183 Description: Linux kernel, version $version
211 This package contains the Linux kernel, modul 184 This package contains the Linux kernel, modules and corresponding other
212 files, version: $version. 185 files, version: $version.
213 EOF <<
214 <<
215 if [ "${SRCARCH}" != um ]; then <<
216 cat <<EOF >> debian/control <<
217 186
218 Package: linux-libc-dev 187 Package: linux-libc-dev
219 Section: devel 188 Section: devel
220 Provides: linux-kernel-headers 189 Provides: linux-kernel-headers
221 Architecture: $debarch 190 Architecture: $debarch
222 Description: Linux support headers for userspa 191 Description: Linux support headers for userspace development
223 This package provides userspaces headers from 192 This package provides userspaces headers from the Linux kernel. These headers
224 are used by the installed headers for GNU gli 193 are used by the installed headers for GNU glibc and other system libraries.
225 Multi-Arch: same 194 Multi-Arch: same
226 EOF 195 EOF
227 196
228 if is_enabled CONFIG_MODULES; then 197 if is_enabled CONFIG_MODULES; then
229 cat <<EOF >> debian/control 198 cat <<EOF >> debian/control
230 199
231 Package: linux-headers-$version 200 Package: linux-headers-$version
232 Architecture: $debarch 201 Architecture: $debarch
233 Build-Profiles: <!pkg.${sourcename}.nokernelhe <<
234 Description: Linux kernel headers for $version 202 Description: Linux kernel headers for $version on $debarch
235 This package provides kernel header files for 203 This package provides kernel header files for $version on $debarch
236 . 204 .
237 This is useful for people who need to build e 205 This is useful for people who need to build external modules
238 EOF 206 EOF
239 fi 207 fi
240 fi <<
241 208
242 if is_enabled CONFIG_DEBUG_INFO; then 209 if is_enabled CONFIG_DEBUG_INFO; then
243 cat <<EOF >> debian/control 210 cat <<EOF >> debian/control
244 211
245 Package: linux-image-$version-dbg 212 Package: linux-image-$version-dbg
246 Section: debug 213 Section: debug
247 Architecture: $debarch 214 Architecture: $debarch
248 Build-Profiles: <!pkg.${sourcename}.nokerneldb <<
249 Description: Linux kernel debugging symbols fo 215 Description: Linux kernel debugging symbols for $version
250 This package will come in handy if you need t 216 This package will come in handy if you need to debug the kernel. It provides
251 all the necessary debug symbols for the kerne 217 all the necessary debug symbols for the kernel and its modules.
252 EOF 218 EOF
253 fi 219 fi
254 220
255 cat <<EOF > debian/rules.vars !! 221 cat <<EOF > debian/rules
256 ARCH := ${ARCH} !! 222 #!$(command -v $MAKE) -f
257 KERNELRELEASE := ${KERNELRELEASE} !! 223
258 EOF !! 224 srctree ?= .
>> 225
>> 226 build-indep:
>> 227 build-arch:
>> 228 \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
>> 229 KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile
259 230
260 cp "${srctree}/scripts/package/debian/copyrigh !! 231 build: build-arch
261 cp "${srctree}/scripts/package/debian/rules" d !! 232
>> 233 binary-indep:
>> 234 binary-arch: build-arch
>> 235 \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
>> 236 KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile intdeb-pkg
>> 237
>> 238 clean:
>> 239 rm -rf debian/files debian/linux-*
>> 240 \$(MAKE) clean
>> 241
>> 242 binary: binary-arch
>> 243 EOF
>> 244 chmod +x debian/rules
262 245
263 exit 0 246 exit 0
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