1 #!/bin/sh
2 #
3 # Copyright 2003 Wichert Akkerman <wichert@wigg
4 #
5 # Simple script to generate a debian/ director
6
7 set -eu
8
9 is_enabled() {
10 grep -q "^$1=y" include/config/auto.co
11 }
12
13 if_enabled_echo() {
14 if is_enabled "$1"; then
15 echo -n "$2"
16 elif [ $# -ge 3 ]; then
17 echo -n "$3"
18 fi
19 }
20
21 set_debarch() {
22 if [ "${KBUILD_DEBARCH:+set}" ]; then
23 debarch="$KBUILD_DEBARCH"
24 return
25 fi
26
27 # Attempt to find the correct Debian a
28 case "$UTS_MACHINE" in
29 i386|alpha|m68k|riscv*)
30 debarch="$UTS_MACHINE" ;;
31 x86_64)
32 debarch=amd64 ;;
33 sparc*)
34 debarch=sparc$(if_enabled_echo
35 s390*)
36 debarch=s390x ;;
37 ppc*)
38 if is_enabled CONFIG_64BIT; th
39 debarch=ppc64$(if_enab
40 else
41 debarch=powerpc$(if_en
42 fi
43 ;;
44 parisc*)
45 debarch=hppa ;;
46 mips*)
47 if is_enabled CONFIG_CPU_LITTL
48 debarch=mips$(if_enabl
49 elif is_enabled CONFIG_CPU_MIP
50 debarch=mips$(if_enabl
51 else
52 debarch=mips
53 fi
54 ;;
55 aarch64|arm64)
56 debarch=arm64 ;;
57 arm*)
58 if is_enabled CONFIG_AEABI; th
59 debarch=arm$(if_enable
60 else
61 debarch=arm
62 fi
63 ;;
64 openrisc)
65 debarch=or1k ;;
66 sh)
67 if is_enabled CONFIG_CPU_SH3;
68 debarch=sh3$(if_enable
69 elif is_enabled CONFIG_CPU_SH4
70 debarch=sh4$(if_enable
71 fi
72 ;;
73 esac
74 if [ -z "$debarch" ]; then
75 debarch=$(dpkg-architecture -q
76 echo "" >&2
77 echo "** ** ** WARNING ** **
78 echo "" >&2
79 echo "Your architecture doesn'
80 echo "Debian userspace archite
81 echo "Falling back to the curr
82 echo "Please add support for $
83 echo "" >&2
84 fi
85 }
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 "$1" in
140 --need-source)
141 gen_source
142 shift
143 ;;
144 *)
145 break
146 ;;
147 esac
148 done
149
150 # Some variables and settings used throughout
151 version=$KERNELRELEASE
152 if [ "${KDEB_PKGVERSION:+set}" ]; then
153 packageversion=$KDEB_PKGVERSION
154 else
155 packageversion=$(${srctree}/scripts/se
156 fi
157 sourcename=${KDEB_SOURCENAME:-linux-upstream}
158
159 if [ "$ARCH" = "um" ] ; then
160 packagename=user-mode-linux
161 else
162 packagename=linux-image
163 fi
164
165 debarch=
166 set_debarch
167
168 # Try to determine distribution
169 if [ "${KDEB_CHANGELOG_DIST:+set}" ]; then
170 distribution=$KDEB_CHANGELOG_DIST
171 # In some cases lsb_release returns the codena
172 elif distribution=$(lsb_release -cs 2>/dev/nul
173 : # nothing to do in this case
174 else
175 distribution="unstable"
176 echo >&2 "Using default distribution o
177 echo >&2 "Install lsb-release or set \
178 fi
179
180 echo $debarch > debian/arch
181
182 host_gnu=$(dpkg-architecture -a "${debarch}" -
183
184 # Generate a simple changelog template
185 cat <<EOF > debian/changelog
186 $sourcename ($packageversion) $distribution; u
187
188 * Custom built Linux kernel.
189
190 -- $maintainer $(date -R)
191 EOF
192
193 # Generate a control file
194 cat <<EOF > debian/control
195 Source: $sourcename
196 Section: kernel
197 Priority: optional
198 Maintainer: $maintainer
199 Rules-Requires-Root: no
200 Build-Depends: debhelper-compat (= 12)
201 Build-Depends-Arch: bc, bison, cpio, flex,
202 gcc-${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
208 Package: $packagename-$version
209 Architecture: $debarch
210 Description: Linux kernel, version $version
211 This package contains the Linux kernel, modul
212 files, version: $version.
213 EOF
214
215 if [ "${SRCARCH}" != um ]; then
216 cat <<EOF >> debian/control
217
218 Package: linux-libc-dev
219 Section: devel
220 Provides: linux-kernel-headers
221 Architecture: $debarch
222 Description: Linux support headers for userspa
223 This package provides userspaces headers from
224 are used by the installed headers for GNU gli
225 Multi-Arch: same
226 EOF
227
228 if is_enabled CONFIG_MODULES; then
229 cat <<EOF >> debian/control
230
231 Package: linux-headers-$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
247 Architecture: $debarch
248 Build-Profiles: <!pkg.${sourcename}.nokerneldb
249 Description: Linux kernel debugging symbols fo
250 This package will come in handy if you need t
251 all the necessary debug symbols for the kerne
252 EOF
253 fi
254
255 cat <<EOF > debian/rules.vars
256 ARCH := ${ARCH}
257 KERNELRELEASE := ${KERNELRELEASE}
258 EOF
259
260 cp "${srctree}/scripts/package/debian/copyrigh
261 cp "${srctree}/scripts/package/debian/rules" d
262
263 exit 0
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