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1#!/bin/sh
2#
3# builddeb 1.3
4# Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
5#
6# Simple script to generate a deb package for a Linux kernel. All the
7# complexity of what to do with a kernel after it is installed or removed
8# is left to other scripts and packages: they can install scripts in the
9# /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location
10# specified in KDEB_HOOKDIR) that will be called on package install and
11# removal.
12
13set -e
14
15create_package() {
16 local pname="$1" pdir="$2"
17
18 cp debian/copyright "$pdir/usr/share/doc/$pname/"
19 cp debian/changelog "$pdir/usr/share/doc/$pname/changelog.Debian"
20 gzip -9 "$pdir/usr/share/doc/$pname/changelog.Debian"
21 sh -c "cd '$pdir'; find . -type f ! -path './DEBIAN/*' -printf '%P\0' \
22 | xargs -r0 md5sum > DEBIAN/md5sums"
23
24 # Fix ownership and permissions
25 chown -R root:root "$pdir"
26 chmod -R go-w "$pdir"
27
28 # Attempt to find the correct Debian architecture
29 local forcearch="" debarch=""
30 case "$UTS_MACHINE" in
31 i386|ia64|alpha)
32 debarch="$UTS_MACHINE" ;;
33 x86_64)
34 debarch=amd64 ;;
35 sparc*)
36 debarch=sparc ;;
37 s390*)
38 debarch=s390 ;;
39 ppc*)
40 debarch=powerpc ;;
41 parisc*)
42 debarch=hppa ;;
43 mips*)
44 debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo el || true) ;;
45 arm*)
46 debarch=arm$(grep -q CONFIG_AEABI=y $KCONFIG_CONFIG && echo el || true) ;;
47 *)
48 echo "" >&2
49 echo "** ** ** WARNING ** ** **" >&2
50 echo "" >&2
51 echo "Your architecture doesn't have it's equivalent" >&2
52 echo "Debian userspace architecture defined!" >&2
53 echo "Falling back to using your current userspace instead!" >&2
54 echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
55 echo "" >&2
56 esac
57 if [ -n "$KBUILD_DEBARCH" ] ; then
58 debarch="$KBUILD_DEBARCH"
59 fi
60 if [ -n "$debarch" ] ; then
61 forcearch="-DArchitecture=$debarch"
62 fi
63
64 # Create the package
65 dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir"
66 dpkg --build "$pdir" ..
67}
68
69# Some variables and settings used throughout the script
70version=$KERNELRELEASE
71revision=$(cat .version)
72if [ -n "$KDEB_PKGVERSION" ]; then
73 packageversion=$KDEB_PKGVERSION
74else
75 packageversion=$version-$revision
76fi
77tmpdir="$objtree/debian/tmp"
78fwdir="$objtree/debian/fwtmp"
79kernel_headers_dir="$objtree/debian/hdrtmp"
80libc_headers_dir="$objtree/debian/headertmp"
81dbg_dir="$objtree/debian/dbgtmp"
82packagename=linux-image-$version
83fwpackagename=linux-firmware-image-$version
84kernel_headers_packagename=linux-headers-$version
85libc_headers_packagename=linux-libc-dev
86dbg_packagename=$packagename-dbg
87
88if [ "$ARCH" = "um" ] ; then
89 packagename=user-mode-linux-$version
90fi
91
92# Not all arches have the same installed path in debian
93# XXX: have each arch Makefile export a variable of the canonical image install
94# path instead
95case $ARCH in
96um)
97 installed_image_path="usr/bin/linux-$version"
98 ;;
99parisc|mips|powerpc)
100 installed_image_path="boot/vmlinux-$version"
101 ;;
102*)
103 installed_image_path="boot/vmlinuz-$version"
104esac
105
106BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
107
108# Setup the directory structure
109rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir"
110mkdir -m 755 -p "$tmpdir/DEBIAN"
111mkdir -p "$tmpdir/lib" "$tmpdir/boot" "$tmpdir/usr/share/doc/$packagename"
112mkdir -m 755 -p "$fwdir/DEBIAN"
113mkdir -p "$fwdir/lib/firmware/$version/" "$fwdir/usr/share/doc/$fwpackagename"
114mkdir -m 755 -p "$libc_headers_dir/DEBIAN"
115mkdir -p "$libc_headers_dir/usr/share/doc/$libc_headers_packagename"
116mkdir -m 755 -p "$kernel_headers_dir/DEBIAN"
117mkdir -p "$kernel_headers_dir/usr/share/doc/$kernel_headers_packagename"
118mkdir -p "$kernel_headers_dir/lib/modules/$version/"
119if [ "$ARCH" = "um" ] ; then
120 mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin"
121fi
122if [ -n "$BUILD_DEBUG" ] ; then
123 mkdir -p "$dbg_dir/usr/share/doc/$dbg_packagename"
124 mkdir -m 755 -p "$dbg_dir/DEBIAN"
125fi
126
127# Build and install the kernel
128if [ "$ARCH" = "um" ] ; then
129 $MAKE linux
130 cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
131 cp $KCONFIG_CONFIG "$tmpdir/usr/share/doc/$packagename/config"
132 gzip "$tmpdir/usr/share/doc/$packagename/config"
133else
134 cp System.map "$tmpdir/boot/System.map-$version"
135 cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version"
136fi
137# Not all arches include the boot path in KBUILD_IMAGE
138if [ -e $KBUILD_IMAGE ]; then
139 cp $KBUILD_IMAGE "$tmpdir/$installed_image_path"
140else
141 cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/$installed_image_path"
142fi
143
144if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
145 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_install
146 rm -f "$tmpdir/lib/modules/$version/build"
147 rm -f "$tmpdir/lib/modules/$version/source"
148 if [ "$ARCH" = "um" ] ; then
149 mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
150 rmdir "$tmpdir/lib/modules/$version"
151 fi
152 if [ -n "$BUILD_DEBUG" ] ; then
153 (
154 cd $tmpdir
155 for module in $(find lib/modules/ -name *.ko); do
156 mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module)
157 # only keep debug symbols in the debug file
158 objcopy --only-keep-debug $module $dbg_dir/usr/lib/debug/$module
159 # strip original module from debug symbols
160 objcopy --strip-debug $module
161 # then add a link to those
162 objcopy --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $module
163 done
164 )
165 fi
166fi
167
168if [ "$ARCH" != "um" ]; then
169 $MAKE headers_check KBUILD_SRC=
170 $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr"
171fi
172
173# Install the maintainer scripts
174# Note: hook scripts under /etc/kernel are also executed by official Debian
175# kernel packages, as well as kernel packages built using make-kpkg.
176# make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and
177# so do we; recent versions of dracut and initramfs-tools will obey this.
178debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
179if grep -q '^CONFIG_BLK_DEV_INITRD=y' $KCONFIG_CONFIG; then
180 want_initrd=Yes
181else
182 want_initrd=No
183fi
184for script in postinst postrm preinst prerm ; do
185 mkdir -p "$tmpdir$debhookdir/$script.d"
186 cat <<EOF > "$tmpdir/DEBIAN/$script"
187#!/bin/sh
188
189set -e
190
191# Pass maintainer script parameters to hook scripts
192export DEB_MAINT_PARAMS="\$*"
193
194# Tell initramfs builder whether it's wanted
195export INITRD=$want_initrd
196
197test -d $debhookdir/$script.d && run-parts --arg="$version" --arg="/$installed_image_path" $debhookdir/$script.d
198exit 0
199EOF
200 chmod 755 "$tmpdir/DEBIAN/$script"
201done
202
203# Try to determine maintainer and email values
204if [ -n "$DEBEMAIL" ]; then
205 email=$DEBEMAIL
206elif [ -n "$EMAIL" ]; then
207 email=$EMAIL
208else
209 email=$(id -nu)@$(hostname -f)
210fi
211if [ -n "$DEBFULLNAME" ]; then
212 name=$DEBFULLNAME
213elif [ -n "$NAME" ]; then
214 name=$NAME
215else
216 name="Anonymous"
217fi
218maintainer="$name <$email>"
219
220# Generate a simple changelog template
221cat <<EOF > debian/changelog
222linux-upstream ($packageversion) unstable; urgency=low
223
224 * Custom built Linux kernel.
225
226 -- $maintainer $(date -R)
227EOF
228
229# Generate copyright file
230cat <<EOF > debian/copyright
231This is a packacked upstream version of the Linux kernel.
232
233The sources may be found at most Linux ftp sites, including:
234ftp://ftp.kernel.org/pub/linux/kernel
235
236Copyright: 1991 - 2009 Linus Torvalds and others.
237
238The git repository for mainline kernel development is at:
239git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
240
241 This program is free software; you can redistribute it and/or modify
242 it under the terms of the GNU General Public License as published by
243 the Free Software Foundation; version 2 dated June, 1991.
244
245On Debian GNU/Linux systems, the complete text of the GNU General Public
246License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
247EOF
248
249# Generate a control file
250cat <<EOF > debian/control
251Source: linux-upstream
252Section: kernel
253Priority: optional
254Maintainer: $maintainer
255Standards-Version: 3.8.4
256Homepage: http://www.kernel.org/
257EOF
258
259if [ "$ARCH" = "um" ]; then
260 cat <<EOF >> debian/control
261
262Package: $packagename
263Provides: linux-image, linux-image-2.6, linux-modules-$version
264Architecture: any
265Description: User Mode Linux kernel, version $version
266 User-mode Linux is a port of the Linux kernel to its own system call
267 interface. It provides a kind of virtual machine, which runs Linux
268 as a user process under another Linux kernel. This is useful for
269 kernel development, sandboxes, jails, experimentation, and
270 many other things.
271 .
272 This package contains the Linux kernel, modules and corresponding other
273 files, version: $version.
274EOF
275
276else
277 cat <<EOF >> debian/control
278
279Package: $packagename
280Provides: linux-image, linux-image-2.6, linux-modules-$version
281Suggests: $fwpackagename
282Architecture: any
283Description: Linux kernel, version $version
284 This package contains the Linux kernel, modules and corresponding other
285 files, version: $version.
286EOF
287
288fi
289
290# Build header package
291(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl > "$objtree/debian/hdrsrcfiles")
292(cd $srctree; find arch/$SRCARCH/include include scripts -type f >> "$objtree/debian/hdrsrcfiles")
293(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f >> "$objtree/debian/hdrobjfiles")
294destdir=$kernel_headers_dir/usr/src/linux-headers-$version
295mkdir -p "$destdir"
296(cd $srctree; tar -c -f - -T "$objtree/debian/hdrsrcfiles") | (cd $destdir; tar -xf -)
297(cd $objtree; tar -c -f - -T "$objtree/debian/hdrobjfiles") | (cd $destdir; tar -xf -)
298(cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be
299ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
300rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
301
302cat <<EOF >> debian/control
303
304Package: $kernel_headers_packagename
305Provides: linux-headers, linux-headers-2.6
306Architecture: any
307Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch}
308 This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch}
309 .
310 This is useful for people who need to build external modules
311EOF
312
313# Do we have firmware? Move it out of the way and build it into a package.
314if [ -e "$tmpdir/lib/firmware" ]; then
315 mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/"
316 rmdir "$tmpdir/lib/firmware"
317
318 cat <<EOF >> debian/control
319
320Package: $fwpackagename
321Architecture: all
322Description: Linux kernel firmware, version $version
323 This package contains firmware from the Linux kernel, version $version.
324EOF
325
326 create_package "$fwpackagename" "$fwdir"
327fi
328
329cat <<EOF >> debian/control
330
331Package: $libc_headers_packagename
332Section: devel
333Provides: linux-kernel-headers
334Architecture: any
335Description: Linux support headers for userspace development
336 This package provides userspaces headers from the Linux kernel. These headers
337 are used by the installed headers for GNU glibc and other system libraries.
338EOF
339
340if [ "$ARCH" != "um" ]; then
341 create_package "$kernel_headers_packagename" "$kernel_headers_dir"
342 create_package "$libc_headers_packagename" "$libc_headers_dir"
343fi
344
345create_package "$packagename" "$tmpdir"
346
347if [ -n "$BUILD_DEBUG" ] ; then
348 # Build debug package
349 # Different tools want the image in different locations
350 # perf
351 mkdir -p $dbg_dir/usr/lib/debug/lib/modules/$version/
352 cp vmlinux $dbg_dir/usr/lib/debug/lib/modules/$version/
353 # systemtap
354 mkdir -p $dbg_dir/usr/lib/debug/boot/
355 ln -s ../lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/boot/vmlinux-$version
356 # kdump-tools
357 ln -s lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/vmlinux-$version
358
359 cat <<EOF >> debian/control
360
361Package: $dbg_packagename
362Section: debug
363Provides: linux-debug, linux-debug-$version
364Architecture: any
365Description: Linux kernel debugging symbols for $version
366 This package will come in handy if you need to debug the kernel. It provides
367 all the necessary debug symbols for the kernel and its modules.
368EOF
369
370 create_package "$dbg_packagename" "$dbg_dir"
371fi
372
373exit 0
1#!/bin/sh
2#
3# builddeb 1.3
4# Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
5#
6# Simple script to generate a deb package for a Linux kernel. All the
7# complexity of what to do with a kernel after it is installed or removed
8# is left to other scripts and packages: they can install scripts in the
9# /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location
10# specified in KDEB_HOOKDIR) that will be called on package install and
11# removal.
12
13set -e
14
15create_package() {
16 local pname="$1" pdir="$2"
17
18 mkdir -m 755 -p "$pdir/DEBIAN"
19 mkdir -p "$pdir/usr/share/doc/$pname"
20 cp debian/copyright "$pdir/usr/share/doc/$pname/"
21 cp debian/changelog "$pdir/usr/share/doc/$pname/changelog.Debian"
22 gzip -9 "$pdir/usr/share/doc/$pname/changelog.Debian"
23 sh -c "cd '$pdir'; find . -type f ! -path './DEBIAN/*' -printf '%P\0' \
24 | xargs -r0 md5sum > DEBIAN/md5sums"
25
26 # Fix ownership and permissions
27 chown -R root:root "$pdir"
28 chmod -R go-w "$pdir"
29
30 # Create the package
31 dpkg-gencontrol $forcearch -Vkernel:debarch="${debarch}" -p$pname -P"$pdir"
32 dpkg --build "$pdir" ..
33}
34
35set_debarch() {
36 # Attempt to find the correct Debian architecture
37 case "$UTS_MACHINE" in
38 i386|ia64|alpha)
39 debarch="$UTS_MACHINE" ;;
40 x86_64)
41 debarch=amd64 ;;
42 sparc*)
43 debarch=sparc ;;
44 s390*)
45 debarch=s390$(grep -q CONFIG_64BIT=y $KCONFIG_CONFIG && echo x || true) ;;
46 ppc*)
47 debarch=$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo ppc64el || echo powerpc) ;;
48 parisc*)
49 debarch=hppa ;;
50 mips*)
51 debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo el || true) ;;
52 arm64)
53 debarch=arm64 ;;
54 arm*)
55 if grep -q CONFIG_AEABI=y $KCONFIG_CONFIG; then
56 if grep -q CONFIG_VFP=y $KCONFIG_CONFIG; then
57 debarch=armhf
58 else
59 debarch=armel
60 fi
61 else
62 debarch=arm
63 fi
64 ;;
65 *)
66 debarch=$(dpkg --print-architecture)
67 echo "" >&2
68 echo "** ** ** WARNING ** ** **" >&2
69 echo "" >&2
70 echo "Your architecture doesn't have it's equivalent" >&2
71 echo "Debian userspace architecture defined!" >&2
72 echo "Falling back to using your current userspace instead!" >&2
73 echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
74 echo "" >&2
75 esac
76 if [ -n "$KBUILD_DEBARCH" ] ; then
77 debarch="$KBUILD_DEBARCH"
78 fi
79 forcearch="-DArchitecture=$debarch"
80
81}
82
83# Some variables and settings used throughout the script
84version=$KERNELRELEASE
85revision=$(cat .version)
86if [ -n "$KDEB_PKGVERSION" ]; then
87 packageversion=$KDEB_PKGVERSION
88else
89 packageversion=$version-$revision
90fi
91sourcename=$KDEB_SOURCENAME
92tmpdir="$objtree/debian/tmp"
93fwdir="$objtree/debian/fwtmp"
94kernel_headers_dir="$objtree/debian/hdrtmp"
95libc_headers_dir="$objtree/debian/headertmp"
96dbg_dir="$objtree/debian/dbgtmp"
97packagename=linux-image-$version
98fwpackagename=linux-firmware-image-$version
99kernel_headers_packagename=linux-headers-$version
100libc_headers_packagename=linux-libc-dev
101dbg_packagename=$packagename-dbg
102debarch=
103forcearch=
104set_debarch
105
106if [ "$ARCH" = "um" ] ; then
107 packagename=user-mode-linux-$version
108fi
109
110# Not all arches have the same installed path in debian
111# XXX: have each arch Makefile export a variable of the canonical image install
112# path instead
113case $ARCH in
114um)
115 installed_image_path="usr/bin/linux-$version"
116 ;;
117parisc|mips|powerpc)
118 installed_image_path="boot/vmlinux-$version"
119 ;;
120*)
121 installed_image_path="boot/vmlinuz-$version"
122esac
123
124BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
125
126# Setup the directory structure
127rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files
128mkdir -m 755 -p "$tmpdir/DEBIAN"
129mkdir -p "$tmpdir/lib" "$tmpdir/boot"
130mkdir -p "$fwdir/lib/firmware/$version/"
131mkdir -p "$kernel_headers_dir/lib/modules/$version/"
132
133# Build and install the kernel
134if [ "$ARCH" = "um" ] ; then
135 mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin" "$tmpdir/usr/share/doc/$packagename"
136 $MAKE linux
137 cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
138 cp $KCONFIG_CONFIG "$tmpdir/usr/share/doc/$packagename/config"
139 gzip "$tmpdir/usr/share/doc/$packagename/config"
140else
141 cp System.map "$tmpdir/boot/System.map-$version"
142 cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version"
143fi
144# Not all arches include the boot path in KBUILD_IMAGE
145if [ -e $KBUILD_IMAGE ]; then
146 cp $KBUILD_IMAGE "$tmpdir/$installed_image_path"
147else
148 cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/$installed_image_path"
149fi
150
151if grep -q "^CONFIG_OF=y" $KCONFIG_CONFIG ; then
152 # Only some architectures with OF support have this target
153 if grep -q dtbs_install "${srctree}/arch/$SRCARCH/Makefile"; then
154 $MAKE KBUILD_SRC= INSTALL_DTBS_PATH="$tmpdir/usr/lib/$packagename" dtbs_install
155 fi
156fi
157
158if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
159 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_install
160 rm -f "$tmpdir/lib/modules/$version/build"
161 rm -f "$tmpdir/lib/modules/$version/source"
162 if [ "$ARCH" = "um" ] ; then
163 mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
164 rmdir "$tmpdir/lib/modules/$version"
165 fi
166 if [ -n "$BUILD_DEBUG" ] ; then
167 for module in $(find $tmpdir/lib/modules/ -name *.ko -printf '%P\n'); do
168 module=lib/modules/$module
169 mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module)
170 # only keep debug symbols in the debug file
171 $OBJCOPY --only-keep-debug $tmpdir/$module $dbg_dir/usr/lib/debug/$module
172 # strip original module from debug symbols
173 $OBJCOPY --strip-debug $tmpdir/$module
174 # then add a link to those
175 $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $tmpdir/$module
176 done
177
178 # resign stripped modules
179 MODULE_SIG_ALL="$(grep -s '^CONFIG_MODULE_SIG_ALL=y' $KCONFIG_CONFIG || true)"
180 if [ -n "$MODULE_SIG_ALL" ]; then
181 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_sign
182 fi
183 fi
184fi
185
186if [ "$ARCH" != "um" ]; then
187 $MAKE headers_check KBUILD_SRC=
188 $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr"
189fi
190
191# Install the maintainer scripts
192# Note: hook scripts under /etc/kernel are also executed by official Debian
193# kernel packages, as well as kernel packages built using make-kpkg.
194# make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and
195# so do we; recent versions of dracut and initramfs-tools will obey this.
196debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
197if grep -q '^CONFIG_BLK_DEV_INITRD=y' $KCONFIG_CONFIG; then
198 want_initrd=Yes
199else
200 want_initrd=No
201fi
202for script in postinst postrm preinst prerm ; do
203 mkdir -p "$tmpdir$debhookdir/$script.d"
204 cat <<EOF > "$tmpdir/DEBIAN/$script"
205#!/bin/sh
206
207set -e
208
209# Pass maintainer script parameters to hook scripts
210export DEB_MAINT_PARAMS="\$*"
211
212# Tell initramfs builder whether it's wanted
213export INITRD=$want_initrd
214
215test -d $debhookdir/$script.d && run-parts --arg="$version" --arg="/$installed_image_path" $debhookdir/$script.d
216exit 0
217EOF
218 chmod 755 "$tmpdir/DEBIAN/$script"
219done
220
221# Try to determine maintainer and email values
222if [ -n "$DEBEMAIL" ]; then
223 email=$DEBEMAIL
224elif [ -n "$EMAIL" ]; then
225 email=$EMAIL
226else
227 email=$(id -nu)@$(hostname -f 2>/dev/null || hostname)
228fi
229if [ -n "$DEBFULLNAME" ]; then
230 name=$DEBFULLNAME
231elif [ -n "$NAME" ]; then
232 name=$NAME
233else
234 name="Anonymous"
235fi
236maintainer="$name <$email>"
237
238# Try to determine distribution
239if [ -n "$KDEB_CHANGELOG_DIST" ]; then
240 distribution=$KDEB_CHANGELOG_DIST
241elif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ]; then
242 : # nothing to do in this case
243else
244 distribution="unstable"
245 echo >&2 "Using default distribution of 'unstable' in the changelog"
246 echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
247fi
248
249# Generate a simple changelog template
250cat <<EOF > debian/changelog
251$sourcename ($packageversion) $distribution; urgency=low
252
253 * Custom built Linux kernel.
254
255 -- $maintainer $(date -R)
256EOF
257
258# Generate copyright file
259cat <<EOF > debian/copyright
260This is a packacked upstream version of the Linux kernel.
261
262The sources may be found at most Linux ftp sites, including:
263ftp://ftp.kernel.org/pub/linux/kernel
264
265Copyright: 1991 - 2015 Linus Torvalds and others.
266
267The git repository for mainline kernel development is at:
268git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
269
270 This program is free software; you can redistribute it and/or modify
271 it under the terms of the GNU General Public License as published by
272 the Free Software Foundation; version 2 dated June, 1991.
273
274On Debian GNU/Linux systems, the complete text of the GNU General Public
275License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
276EOF
277
278
279build_depends="bc, kmod, cpio "
280
281# Generate a control file
282cat <<EOF > debian/control
283Source: $sourcename
284Section: kernel
285Priority: optional
286Maintainer: $maintainer
287Build-Depends: $build_depends
288Standards-Version: 3.8.4
289Homepage: http://www.kernel.org/
290EOF
291
292if [ "$ARCH" = "um" ]; then
293 cat <<EOF >> debian/control
294
295Package: $packagename
296Provides: linux-image, linux-image-2.6, linux-modules-$version
297Architecture: any
298Description: User Mode Linux kernel, version $version
299 User-mode Linux is a port of the Linux kernel to its own system call
300 interface. It provides a kind of virtual machine, which runs Linux
301 as a user process under another Linux kernel. This is useful for
302 kernel development, sandboxes, jails, experimentation, and
303 many other things.
304 .
305 This package contains the Linux kernel, modules and corresponding other
306 files, version: $version.
307EOF
308
309else
310 cat <<EOF >> debian/control
311
312Package: $packagename
313Provides: linux-image, linux-image-2.6, linux-modules-$version
314Suggests: $fwpackagename
315Architecture: any
316Description: Linux kernel, version $version
317 This package contains the Linux kernel, modules and corresponding other
318 files, version: $version.
319EOF
320
321fi
322
323# Build kernel header package
324(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles"
325(cd $srctree; find arch/$SRCARCH/include include scripts -type f) >> "$objtree/debian/hdrsrcfiles"
326(cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles"
327(cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles"
328(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles"
329destdir=$kernel_headers_dir/usr/src/linux-headers-$version
330mkdir -p "$destdir"
331(cd $srctree; tar -c -f - -T -) < "$objtree/debian/hdrsrcfiles" | (cd $destdir; tar -xf -)
332(cd $objtree; tar -c -f - -T -) < "$objtree/debian/hdrobjfiles" | (cd $destdir; tar -xf -)
333(cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be
334ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
335rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
336
337cat <<EOF >> debian/control
338
339Package: $kernel_headers_packagename
340Provides: linux-headers, linux-headers-2.6
341Architecture: any
342Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch}
343 This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch}
344 .
345 This is useful for people who need to build external modules
346EOF
347
348# Do we have firmware? Move it out of the way and build it into a package.
349if [ -e "$tmpdir/lib/firmware" ]; then
350 mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/"
351 rmdir "$tmpdir/lib/firmware"
352
353 cat <<EOF >> debian/control
354
355Package: $fwpackagename
356Architecture: all
357Description: Linux kernel firmware, version $version
358 This package contains firmware from the Linux kernel, version $version.
359EOF
360
361 create_package "$fwpackagename" "$fwdir"
362fi
363
364cat <<EOF >> debian/control
365
366Package: $libc_headers_packagename
367Section: devel
368Provides: linux-kernel-headers
369Architecture: any
370Description: Linux support headers for userspace development
371 This package provides userspaces headers from the Linux kernel. These headers
372 are used by the installed headers for GNU glibc and other system libraries.
373EOF
374
375if [ "$ARCH" != "um" ]; then
376 create_package "$kernel_headers_packagename" "$kernel_headers_dir"
377 create_package "$libc_headers_packagename" "$libc_headers_dir"
378fi
379
380create_package "$packagename" "$tmpdir"
381
382if [ -n "$BUILD_DEBUG" ] ; then
383 # Build debug package
384 # Different tools want the image in different locations
385 # perf
386 mkdir -p $dbg_dir/usr/lib/debug/lib/modules/$version/
387 cp vmlinux $dbg_dir/usr/lib/debug/lib/modules/$version/
388 # systemtap
389 mkdir -p $dbg_dir/usr/lib/debug/boot/
390 ln -s ../lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/boot/vmlinux-$version
391 # kdump-tools
392 ln -s lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/vmlinux-$version
393
394 cat <<EOF >> debian/control
395
396Package: $dbg_packagename
397Section: debug
398Provides: linux-debug, linux-debug-$version
399Architecture: any
400Description: Linux kernel debugging symbols for $version
401 This package will come in handy if you need to debug the kernel. It provides
402 all the necessary debug symbols for the kernel and its modules.
403EOF
404
405 create_package "$dbg_packagename" "$dbg_dir"
406fi
407
408if [ "x$1" = "xdeb-pkg" ]
409then
410 cat <<EOF > debian/rules
411#!/usr/bin/make -f
412
413build:
414 \$(MAKE)
415
416binary-arch:
417 \$(MAKE) KDEB_SOURCENAME=${sourcename} KDEB_PKGVERSION=${packageversion} bindeb-pkg
418
419clean:
420 rm -rf debian/*tmp debian/files
421 mv debian/ debian.backup # debian/ might be cleaned away
422 \$(MAKE) clean
423 mv debian.backup debian
424
425binary: binary-arch
426EOF
427 mv ${sourcename}.tar.gz ../${sourcename}_${version}.orig.tar.gz
428 tar caf ../${sourcename}_${packageversion}.debian.tar.gz debian/{copyright,rules,changelog,control}
429 dpkg-source -cdebian/control -ldebian/changelog --format="3.0 (custom)" --target-format="3.0 (quilt)" \
430 -b / ../${sourcename}_${version}.orig.tar.gz ../${sourcename}_${packageversion}.debian.tar.gz
431 mv ${sourcename}_${packageversion}*dsc ..
432 dpkg-genchanges > ../${sourcename}_${packageversion}_${debarch}.changes
433else
434 dpkg-genchanges -b > ../${sourcename}_${packageversion}_${debarch}.changes
435fi
436
437exit 0