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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="$2"
17
18 mkdir -m 755 -p "$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 "$pdir"
29 # in case we are in a restrictive umask environment like 0077
30 chmod -R a+rX "$pdir"
31
32 # Create the package
33 dpkg-gencontrol $forcearch -Vkernel:debarch="${debarch}" -p$pname -P"$pdir"
34 dpkg --build "$pdir" ..
35}
36
37set_debarch() {
38 # Attempt to find the correct Debian architecture
39 case "$UTS_MACHINE" in
40 i386|ia64|alpha)
41 debarch="$UTS_MACHINE" ;;
42 x86_64)
43 debarch=amd64 ;;
44 sparc*)
45 debarch=sparc ;;
46 s390*)
47 debarch=s390$(grep -q CONFIG_64BIT=y $KCONFIG_CONFIG && echo x || true) ;;
48 ppc*)
49 debarch=$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo ppc64el || echo powerpc) ;;
50 parisc*)
51 debarch=hppa ;;
52 mips*)
53 debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo el || true) ;;
54 aarch64|arm64)
55 debarch=arm64 ;;
56 arm*)
57 if grep -q CONFIG_AEABI=y $KCONFIG_CONFIG; then
58 if grep -q CONFIG_VFP=y $KCONFIG_CONFIG; then
59 debarch=armhf
60 else
61 debarch=armel
62 fi
63 else
64 debarch=arm
65 fi
66 ;;
67 *)
68 debarch=$(dpkg --print-architecture)
69 echo "" >&2
70 echo "** ** ** WARNING ** ** **" >&2
71 echo "" >&2
72 echo "Your architecture doesn't have it's equivalent" >&2
73 echo "Debian userspace architecture defined!" >&2
74 echo "Falling back to using your current userspace instead!" >&2
75 echo "Please add support for $UTS_MACHINE to ${0} ..." >&2
76 echo "" >&2
77 esac
78 if [ -n "$KBUILD_DEBARCH" ] ; then
79 debarch="$KBUILD_DEBARCH"
80 fi
81 forcearch="-DArchitecture=$debarch"
82
83}
84
85# Some variables and settings used throughout the script
86version=$KERNELRELEASE
87revision=$(cat .version)
88if [ -n "$KDEB_PKGVERSION" ]; then
89 packageversion=$KDEB_PKGVERSION
90else
91 packageversion=$version-$revision
92fi
93sourcename=$KDEB_SOURCENAME
94tmpdir="$objtree/debian/tmp"
95fwdir="$objtree/debian/fwtmp"
96kernel_headers_dir="$objtree/debian/hdrtmp"
97libc_headers_dir="$objtree/debian/headertmp"
98dbg_dir="$objtree/debian/dbgtmp"
99packagename=linux-image-$version
100fwpackagename=linux-firmware-image-$version
101kernel_headers_packagename=linux-headers-$version
102libc_headers_packagename=linux-libc-dev
103dbg_packagename=$packagename-dbg
104debarch=
105forcearch=
106set_debarch
107
108if [ "$ARCH" = "um" ] ; then
109 packagename=user-mode-linux-$version
110fi
111
112# Not all arches have the same installed path in debian
113# XXX: have each arch Makefile export a variable of the canonical image install
114# path instead
115case $ARCH in
116um)
117 installed_image_path="usr/bin/linux-$version"
118 ;;
119parisc|mips|powerpc)
120 installed_image_path="boot/vmlinux-$version"
121 ;;
122*)
123 installed_image_path="boot/vmlinuz-$version"
124esac
125
126BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)"
127
128# Setup the directory structure
129rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files
130mkdir -m 755 -p "$tmpdir/DEBIAN"
131mkdir -p "$tmpdir/lib" "$tmpdir/boot"
132mkdir -p "$fwdir/lib/firmware/$version/"
133mkdir -p "$kernel_headers_dir/lib/modules/$version/"
134
135# Build and install the kernel
136if [ "$ARCH" = "um" ] ; then
137 mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin" "$tmpdir/usr/share/doc/$packagename"
138 $MAKE linux
139 cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
140 cp $KCONFIG_CONFIG "$tmpdir/usr/share/doc/$packagename/config"
141 gzip "$tmpdir/usr/share/doc/$packagename/config"
142else
143 cp System.map "$tmpdir/boot/System.map-$version"
144 cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version"
145fi
146# Not all arches include the boot path in KBUILD_IMAGE
147if [ -e $KBUILD_IMAGE ]; then
148 cp $KBUILD_IMAGE "$tmpdir/$installed_image_path"
149else
150 cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/$installed_image_path"
151fi
152
153if grep -q "^CONFIG_OF=y" $KCONFIG_CONFIG ; then
154 # Only some architectures with OF support have this target
155 if grep -q dtbs_install "${srctree}/arch/$SRCARCH/Makefile"; then
156 $MAKE KBUILD_SRC= INSTALL_DTBS_PATH="$tmpdir/usr/lib/$packagename" dtbs_install
157 fi
158fi
159
160if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then
161 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_install
162 rm -f "$tmpdir/lib/modules/$version/build"
163 rm -f "$tmpdir/lib/modules/$version/source"
164 if [ "$ARCH" = "um" ] ; then
165 mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
166 rmdir "$tmpdir/lib/modules/$version"
167 fi
168 if [ -n "$BUILD_DEBUG" ] ; then
169 for module in $(find $tmpdir/lib/modules/ -name *.ko -printf '%P\n'); do
170 module=lib/modules/$module
171 mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module)
172 # only keep debug symbols in the debug file
173 $OBJCOPY --only-keep-debug $tmpdir/$module $dbg_dir/usr/lib/debug/$module
174 # strip original module from debug symbols
175 $OBJCOPY --strip-debug $tmpdir/$module
176 # then add a link to those
177 $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $tmpdir/$module
178 done
179
180 # resign stripped modules
181 MODULE_SIG_ALL="$(grep -s '^CONFIG_MODULE_SIG_ALL=y' $KCONFIG_CONFIG || true)"
182 if [ -n "$MODULE_SIG_ALL" ]; then
183 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_sign
184 fi
185 fi
186fi
187
188if [ "$ARCH" != "um" ]; then
189 $MAKE headers_check KBUILD_SRC=
190 $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr"
191fi
192
193# Install the maintainer scripts
194# Note: hook scripts under /etc/kernel are also executed by official Debian
195# kernel packages, as well as kernel packages built using make-kpkg.
196# make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and
197# so do we; recent versions of dracut and initramfs-tools will obey this.
198debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
199if grep -q '^CONFIG_BLK_DEV_INITRD=y' $KCONFIG_CONFIG; then
200 want_initrd=Yes
201else
202 want_initrd=No
203fi
204for script in postinst postrm preinst prerm ; do
205 mkdir -p "$tmpdir$debhookdir/$script.d"
206 cat <<EOF > "$tmpdir/DEBIAN/$script"
207#!/bin/sh
208
209set -e
210
211# Pass maintainer script parameters to hook scripts
212export DEB_MAINT_PARAMS="\$*"
213
214# Tell initramfs builder whether it's wanted
215export INITRD=$want_initrd
216
217test -d $debhookdir/$script.d && run-parts --arg="$version" --arg="/$installed_image_path" $debhookdir/$script.d
218exit 0
219EOF
220 chmod 755 "$tmpdir/DEBIAN/$script"
221done
222
223# Try to determine maintainer and email values
224if [ -n "$DEBEMAIL" ]; then
225 email=$DEBEMAIL
226elif [ -n "$EMAIL" ]; then
227 email=$EMAIL
228else
229 email=$(id -nu)@$(hostname -f 2>/dev/null || hostname)
230fi
231if [ -n "$DEBFULLNAME" ]; then
232 name=$DEBFULLNAME
233elif [ -n "$NAME" ]; then
234 name=$NAME
235else
236 name="Anonymous"
237fi
238maintainer="$name <$email>"
239
240# Try to determine distribution
241if [ -n "$KDEB_CHANGELOG_DIST" ]; then
242 distribution=$KDEB_CHANGELOG_DIST
243# In some cases lsb_release returns the codename as n/a, which breaks dpkg-parsechangelog
244elif distribution=$(lsb_release -cs 2>/dev/null) && [ -n "$distribution" ] && [ "$distribution" != "n/a" ]; then
245 : # nothing to do in this case
246else
247 distribution="unstable"
248 echo >&2 "Using default distribution of 'unstable' in the changelog"
249 echo >&2 "Install lsb-release or set \$KDEB_CHANGELOG_DIST explicitly"
250fi
251
252# Generate a simple changelog template
253cat <<EOF > debian/changelog
254$sourcename ($packageversion) $distribution; urgency=low
255
256 * Custom built Linux kernel.
257
258 -- $maintainer $(date -R)
259EOF
260
261# Generate copyright file
262cat <<EOF > debian/copyright
263This is a packacked upstream version of the Linux kernel.
264
265The sources may be found at most Linux ftp sites, including:
266ftp://ftp.kernel.org/pub/linux/kernel
267
268Copyright: 1991 - 2015 Linus Torvalds and others.
269
270The git repository for mainline kernel development is at:
271git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
272
273 This program is free software; you can redistribute it and/or modify
274 it under the terms of the GNU General Public License as published by
275 the Free Software Foundation; version 2 dated June, 1991.
276
277On Debian GNU/Linux systems, the complete text of the GNU General Public
278License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
279EOF
280
281
282build_depends="bc, kmod, cpio "
283
284# Generate a control file
285cat <<EOF > debian/control
286Source: $sourcename
287Section: kernel
288Priority: optional
289Maintainer: $maintainer
290Build-Depends: $build_depends
291Standards-Version: 3.8.4
292Homepage: http://www.kernel.org/
293EOF
294
295if [ "$ARCH" = "um" ]; then
296 cat <<EOF >> debian/control
297
298Package: $packagename
299Provides: linux-image, linux-image-2.6, linux-modules-$version
300Architecture: any
301Description: User Mode Linux kernel, version $version
302 User-mode Linux is a port of the Linux kernel to its own system call
303 interface. It provides a kind of virtual machine, which runs Linux
304 as a user process under another Linux kernel. This is useful for
305 kernel development, sandboxes, jails, experimentation, and
306 many other things.
307 .
308 This package contains the Linux kernel, modules and corresponding other
309 files, version: $version.
310EOF
311
312else
313 cat <<EOF >> debian/control
314
315Package: $packagename
316Provides: linux-image, linux-image-2.6, linux-modules-$version
317Suggests: $fwpackagename
318Architecture: any
319Description: Linux kernel, version $version
320 This package contains the Linux kernel, modules and corresponding other
321 files, version: $version.
322EOF
323
324fi
325
326# Build kernel header package
327(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles"
328(cd $srctree; find arch/*/include include scripts -type f) >> "$objtree/debian/hdrsrcfiles"
329(cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles"
330(cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles"
331if grep -q '^CONFIG_STACK_VALIDATION=y' $KCONFIG_CONFIG ; then
332 (cd $objtree; find tools/objtool -type f -executable) >> "$objtree/debian/hdrobjfiles"
333fi
334(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles"
335if grep -q '^CONFIG_GCC_PLUGINS=y' $KCONFIG_CONFIG ; then
336 (cd $objtree; find scripts/gcc-plugins -name \*.so -o -name gcc-common.h) >> "$objtree/debian/hdrobjfiles"
337fi
338destdir=$kernel_headers_dir/usr/src/linux-headers-$version
339mkdir -p "$destdir"
340(cd $srctree; tar -c -f - -T -) < "$objtree/debian/hdrsrcfiles" | (cd $destdir; tar -xf -)
341(cd $objtree; tar -c -f - -T -) < "$objtree/debian/hdrobjfiles" | (cd $destdir; tar -xf -)
342(cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be
343ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
344rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
345
346cat <<EOF >> debian/control
347
348Package: $kernel_headers_packagename
349Provides: linux-headers, linux-headers-2.6
350Architecture: any
351Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch}
352 This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch}
353 .
354 This is useful for people who need to build external modules
355EOF
356
357# Do we have firmware? Move it out of the way and build it into a package.
358if [ -e "$tmpdir/lib/firmware" ]; then
359 mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/"
360 rmdir "$tmpdir/lib/firmware"
361
362 cat <<EOF >> debian/control
363
364Package: $fwpackagename
365Architecture: all
366Description: Linux kernel firmware, version $version
367 This package contains firmware from the Linux kernel, version $version.
368EOF
369
370 create_package "$fwpackagename" "$fwdir"
371fi
372
373cat <<EOF >> debian/control
374
375Package: $libc_headers_packagename
376Section: devel
377Provides: linux-kernel-headers
378Architecture: any
379Description: Linux support headers for userspace development
380 This package provides userspaces headers from the Linux kernel. These headers
381 are used by the installed headers for GNU glibc and other system libraries.
382EOF
383
384if [ "$ARCH" != "um" ]; then
385 create_package "$kernel_headers_packagename" "$kernel_headers_dir"
386 create_package "$libc_headers_packagename" "$libc_headers_dir"
387fi
388
389create_package "$packagename" "$tmpdir"
390
391if [ -n "$BUILD_DEBUG" ] ; then
392 # Build debug package
393 # Different tools want the image in different locations
394 # perf
395 mkdir -p $dbg_dir/usr/lib/debug/lib/modules/$version/
396 cp vmlinux $dbg_dir/usr/lib/debug/lib/modules/$version/
397 # systemtap
398 mkdir -p $dbg_dir/usr/lib/debug/boot/
399 ln -s ../lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/boot/vmlinux-$version
400 # kdump-tools
401 ln -s lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/vmlinux-$version
402
403 cat <<EOF >> debian/control
404
405Package: $dbg_packagename
406Section: debug
407Provides: linux-debug, linux-debug-$version
408Architecture: any
409Description: Linux kernel debugging symbols for $version
410 This package will come in handy if you need to debug the kernel. It provides
411 all the necessary debug symbols for the kernel and its modules.
412EOF
413
414 create_package "$dbg_packagename" "$dbg_dir"
415fi
416
417if [ "x$1" = "xdeb-pkg" ]
418then
419 cat <<EOF > debian/rules
420#!/usr/bin/make -f
421
422build:
423 \$(MAKE)
424
425binary-arch:
426 \$(MAKE) KDEB_SOURCENAME=${sourcename} KDEB_PKGVERSION=${packageversion} bindeb-pkg
427
428clean:
429 rm -rf debian/*tmp debian/files
430 mv debian/ debian.backup # debian/ might be cleaned away
431 \$(MAKE) clean
432 mv debian.backup debian
433
434binary: binary-arch
435EOF
436 mv ${sourcename}.tar.gz ../${sourcename}_${version}.orig.tar.gz
437 tar caf ../${sourcename}_${packageversion}.debian.tar.gz debian/{copyright,rules,changelog,control}
438 dpkg-source -cdebian/control -ldebian/changelog --format="3.0 (custom)" --target-format="3.0 (quilt)" \
439 -b / ../${sourcename}_${version}.orig.tar.gz ../${sourcename}_${packageversion}.debian.tar.gz
440 mv ${sourcename}_${packageversion}*dsc ..
441 dpkg-genchanges > ../${sourcename}_${packageversion}_${debarch}.changes
442else
443 dpkg-genchanges -b > ../${sourcename}_${packageversion}_${debarch}.changes
444fi
445
446exit 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="$2"
17
18 cp debian/copyright "$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