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 -eu
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 [ "${KBUILD_DEBARCH:+set}" ]; then
23 debarch="$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 "$UTS_MACHINE" in
29 i386|alpha|m68k|riscv*) 29 i386|alpha|m68k|riscv*)
30 debarch="$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 87 # Create debian/source/ if it is a source package build
88 gen_source () 88 gen_source ()
89 { 89 {
90 mkdir -p debian/source 90 mkdir -p debian/source
91 91
92 echo "3.0 (quilt)" > debian/source/for 92 echo "3.0 (quilt)" > debian/source/format
93 93
94 { 94 {
95 echo "diff-ignore" 95 echo "diff-ignore"
96 echo "extend-diff-ignore = .*" 96 echo "extend-diff-ignore = .*"
97 } > debian/source/local-options 97 } > debian/source/local-options
98 98
99 # Add .config as a patch 99 # Add .config as a patch
100 mkdir -p debian/patches 100 mkdir -p debian/patches
101 { 101 {
102 echo "Subject: Add .config" 102 echo "Subject: Add .config"
103 echo "Author: ${maintainer}" 103 echo "Author: ${maintainer}"
104 echo 104 echo
105 echo "--- /dev/null" 105 echo "--- /dev/null"
106 echo "+++ linux/.config" 106 echo "+++ linux/.config"
107 diff -u /dev/null "${KCONFIG_C 107 diff -u /dev/null "${KCONFIG_CONFIG}" | tail -n +3
108 } > debian/patches/config.patch 108 } > debian/patches/config.patch
109 echo config.patch > debian/patches/ser 109 echo config.patch > debian/patches/series
110 110
111 "${srctree}/scripts/package/gen-diff-p 111 "${srctree}/scripts/package/gen-diff-patch" debian/patches/diff.patch
112 if [ -s debian/patches/diff.patch ]; t 112 if [ -s debian/patches/diff.patch ]; then
113 sed -i " 113 sed -i "
114 1iSubject: Add local d 114 1iSubject: Add local diff
115 1iAuthor: ${maintainer 115 1iAuthor: ${maintainer}
116 1i 116 1i
117 " debian/patches/diff.patch 117 " debian/patches/diff.patch
118 118
119 echo diff.patch >> debian/patc 119 echo diff.patch >> debian/patches/series
120 else 120 else
121 rm -f debian/patches/diff.patc 121 rm -f debian/patches/diff.patch
122 fi 122 fi
123 } 123 }
124 124
125 rm -rf debian 125 rm -rf debian
126 mkdir debian 126 mkdir debian
127 127
128 user=${KBUILD_BUILD_USER:-$(id -nu)} 128 user=${KBUILD_BUILD_USER:-$(id -nu)}
129 name=${DEBFULLNAME:-${user}} 129 name=${DEBFULLNAME:-${user}}
130 if [ "${DEBEMAIL:+set}" ]; then 130 if [ "${DEBEMAIL:+set}" ]; then
131 email=${DEBEMAIL} 131 email=${DEBEMAIL}
132 else 132 else
133 buildhost=${KBUILD_BUILD_HOST:-$(hostn 133 buildhost=${KBUILD_BUILD_HOST:-$(hostname -f 2>/dev/null || hostname)}
134 email="${user}@${buildhost}" 134 email="${user}@${buildhost}"
135 fi 135 fi
136 maintainer="${name} <${email}>" 136 maintainer="${name} <${email}>"
137 137
138 while [ $# -gt 0 ]; do 138 while [ $# -gt 0 ]; do
139 case "$1" in 139 case "$1" in
140 --need-source) 140 --need-source)
141 gen_source 141 gen_source
142 shift 142 shift
143 ;; 143 ;;
144 *) 144 *)
145 break 145 break
146 ;; 146 ;;
147 esac 147 esac
148 done 148 done
149 149
150 # Some variables and settings used throughout 150 # Some variables and settings used throughout the script
151 version=$KERNELRELEASE 151 version=$KERNELRELEASE
152 if [ "${KDEB_PKGVERSION:+set}" ]; then 152 if [ "${KDEB_PKGVERSION:+set}" ]; then
153 packageversion=$KDEB_PKGVERSION 153 packageversion=$KDEB_PKGVERSION
154 else 154 else
155 packageversion=$(${srctree}/scripts/se 155 packageversion=$(${srctree}/scripts/setlocalversion --no-local ${srctree})-$($srctree/scripts/build-version)
156 fi 156 fi
157 sourcename=${KDEB_SOURCENAME:-linux-upstream} 157 sourcename=${KDEB_SOURCENAME:-linux-upstream}
158 158
159 if [ "$ARCH" = "um" ] ; then 159 if [ "$ARCH" = "um" ] ; then
160 packagename=user-mode-linux 160 packagename=user-mode-linux
161 else 161 else
162 packagename=linux-image 162 packagename=linux-image
163 fi 163 fi
164 164
165 debarch= 165 debarch=
166 set_debarch 166 set_debarch
167 167
168 # Try to determine distribution 168 # Try to determine distribution
169 if [ "${KDEB_CHANGELOG_DIST:+set}" ]; then 169 if [ "${KDEB_CHANGELOG_DIST:+set}" ]; then
170 distribution=$KDEB_CHANGELOG_DIST 170 distribution=$KDEB_CHANGELOG_DIST
171 # In some cases lsb_release returns the codena 171 # In some cases lsb_release returns the codename as n/a, which breaks dpkg-parsechangelog
172 elif distribution=$(lsb_release -cs 2>/dev/nul 172 elif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ] && [ "$distribution" != "n/a" ]; then
173 : # nothing to do in this case 173 : # nothing to do in this case
174 else 174 else
175 distribution="unstable" 175 distribution="unstable"
176 echo >&2 "Using default distribution o 176 echo >&2 "Using default distribution of 'unstable' in the changelog"
177 echo >&2 "Install lsb-release or set \ 177 echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
178 fi 178 fi
179 179
180 echo $debarch > debian/arch 180 echo $debarch > debian/arch
181 181
182 host_gnu=$(dpkg-architecture -a "${debarch}" - 182 host_gnu=$(dpkg-architecture -a "${debarch}" -q DEB_HOST_GNU_TYPE | sed 's/_/-/g')
183 183
184 # Generate a simple changelog template 184 # Generate a simple changelog template
185 cat <<EOF > debian/changelog 185 cat <<EOF > debian/changelog
186 $sourcename ($packageversion) $distribution; u 186 $sourcename ($packageversion) $distribution; urgency=low
187 187
188 * Custom built Linux kernel. 188 * Custom built Linux kernel.
189 189
190 -- $maintainer $(date -R) 190 -- $maintainer $(date -R)
191 EOF 191 EOF
192 192
193 # Generate a control file 193 # Generate a control file
194 cat <<EOF > debian/control 194 cat <<EOF > debian/control
195 Source: $sourcename 195 Source: $sourcename
196 Section: kernel 196 Section: kernel
197 Priority: optional 197 Priority: optional
198 Maintainer: $maintainer 198 Maintainer: $maintainer
199 Rules-Requires-Root: no 199 Rules-Requires-Root: no
200 Build-Depends: debhelper-compat (= 12) 200 Build-Depends: debhelper-compat (= 12)
201 Build-Depends-Arch: bc, bison, cpio, flex, 201 Build-Depends-Arch: bc, bison, cpio, flex,
202 gcc-${host_gnu} <!pkg.${sourcename}.nokernelh 202 gcc-${host_gnu} <!pkg.${sourcename}.nokernelheaders>,
203 kmod, libelf-dev:native, 203 kmod, libelf-dev:native,
204 libssl-dev:native, libssl-dev <!pkg.${sourcen 204 libssl-dev:native, libssl-dev <!pkg.${sourcename}.nokernelheaders>,
205 rsync 205 rsync
206 Homepage: https://www.kernel.org/ 206 Homepage: https://www.kernel.org/
207 207
208 Package: $packagename-$version 208 Package: $packagename-$version
209 Architecture: $debarch 209 Architecture: $debarch
210 Description: Linux kernel, version $version 210 Description: Linux kernel, version $version
211 This package contains the Linux kernel, modul 211 This package contains the Linux kernel, modules and corresponding other
212 files, version: $version. 212 files, version: $version.
213 EOF 213 EOF
214 214
215 if [ "${SRCARCH}" != um ]; then 215 if [ "${SRCARCH}" != um ]; then
216 cat <<EOF >> debian/control 216 cat <<EOF >> debian/control
217 217
218 Package: linux-libc-dev 218 Package: linux-libc-dev
219 Section: devel 219 Section: devel
220 Provides: linux-kernel-headers 220 Provides: linux-kernel-headers
221 Architecture: $debarch 221 Architecture: $debarch
222 Description: Linux support headers for userspa 222 Description: Linux support headers for userspace development
223 This package provides userspaces headers from 223 This package provides userspaces headers from the Linux kernel. These headers
224 are used by the installed headers for GNU gli 224 are used by the installed headers for GNU glibc and other system libraries.
225 Multi-Arch: same 225 Multi-Arch: same
226 EOF 226 EOF
227 227
228 if is_enabled CONFIG_MODULES; then 228 if is_enabled CONFIG_MODULES; then
229 cat <<EOF >> debian/control 229 cat <<EOF >> debian/control
230 230
231 Package: linux-headers-$version 231 Package: linux-headers-$version
232 Architecture: $debarch 232 Architecture: $debarch
233 Build-Profiles: <!pkg.${sourcename}.nokernelhe 233 Build-Profiles: <!pkg.${sourcename}.nokernelheaders>
234 Description: Linux kernel headers for $version 234 Description: Linux kernel headers for $version on $debarch
235 This package provides kernel header files for 235 This package provides kernel header files for $version on $debarch
236 . 236 .
237 This is useful for people who need to build e 237 This is useful for people who need to build external modules
238 EOF 238 EOF
239 fi 239 fi
240 fi 240 fi
241 241
242 if is_enabled CONFIG_DEBUG_INFO; then 242 if is_enabled CONFIG_DEBUG_INFO; then
243 cat <<EOF >> debian/control 243 cat <<EOF >> debian/control
244 244
245 Package: linux-image-$version-dbg 245 Package: linux-image-$version-dbg
246 Section: debug 246 Section: debug
247 Architecture: $debarch 247 Architecture: $debarch
248 Build-Profiles: <!pkg.${sourcename}.nokerneldb 248 Build-Profiles: <!pkg.${sourcename}.nokerneldbg>
249 Description: Linux kernel debugging symbols fo 249 Description: Linux kernel debugging symbols for $version
250 This package will come in handy if you need t 250 This package will come in handy if you need to debug the kernel. It provides
251 all the necessary debug symbols for the kerne 251 all the necessary debug symbols for the kernel and its modules.
252 EOF 252 EOF
253 fi 253 fi
254 254
255 cat <<EOF > debian/rules.vars 255 cat <<EOF > debian/rules.vars
256 ARCH := ${ARCH} 256 ARCH := ${ARCH}
257 KERNELRELEASE := ${KERNELRELEASE} 257 KERNELRELEASE := ${KERNELRELEASE}
258 EOF 258 EOF
259 259
260 cp "${srctree}/scripts/package/debian/copyrigh 260 cp "${srctree}/scripts/package/debian/copyright" debian/
261 cp "${srctree}/scripts/package/debian/rules" d 261 cp "${srctree}/scripts/package/debian/rules" debian/
262 262
263 exit 0 263 exit 0
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