1 #!/bin/sh 1 #!/bin/sh
2 # 2 #
3 # builddeb 1.3 3 # builddeb 1.3
4 # Copyright 2003 Wichert Akkerman <wichert@wigg 4 # Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
5 # 5 #
6 # Simple script to generate a deb package for 6 # Simple script to generate a deb package for a Linux kernel. All the
7 # complexity of what to do with a kernel after 7 # complexity of what to do with a kernel after it is installed or removed
8 # is left to other scripts and packages: they 8 # is left to other scripts and packages: they can install scripts in the
9 # /etc/kernel/{pre,post}{inst,rm}.d/ directori 9 # /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location
10 # specified in KDEB_HOOKDIR) that will be call 10 # specified in KDEB_HOOKDIR) that will be called on package install and
11 # removal. 11 # removal.
12 12
13 set -eu !! 13 set -e
14 14
15 is_enabled() { !! 15 create_package() {
16 grep -q "^$1=y" include/config/auto.co !! 16 local pname="$1" pdir="$2"
17 } <<
18 17
19 if_enabled_echo() { !! 18 cp debian/copyright "$pdir/usr/share/doc/$pname/"
20 if is_enabled "$1"; then !! 19 cp debian/changelog "$pdir/usr/share/doc/$pname/changelog.Debian"
21 echo -n "$2" !! 20 gzip -9 "$pdir/usr/share/doc/$pname/changelog.Debian"
22 elif [ $# -ge 3 ]; then !! 21 sh -c "cd '$pdir'; find . -type f ! -path './DEBIAN/*' -printf '%P\0' \
23 echo -n "$3" !! 22 | xargs -r0 md5sum > DEBIAN/md5sums"
>> 23
>> 24 # Fix ownership and permissions
>> 25 chown -R root:root "$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 .config && echo el) ;;
>> 45 arm*)
>> 46 debarch=arm$(grep -q CONFIG_AEABI=y .config && echo el) ;;
>> 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="$KBUILD_DEBARCH"
24 fi 59 fi
25 } !! 60 if [ -n "$debarch" ] ; then
26 !! 61 forcearch="-DArchitecture=$debarch"
27 install_linux_image () { <<
28 pname=$1 <<
29 pdir=debian/$1 <<
30 <<
31 # Only some architectures with OF supp <<
32 if is_enabled CONFIG_OF_EARLY_FLATTREE <<
33 ${MAKE} -f ${srctree}/Makefile <<
34 fi 62 fi
35 63
36 ${MAKE} -f ${srctree}/Makefile INSTALL !! 64 # Create the package
37 rm -f "${pdir}/lib/modules/${KERNELREL !! 65 dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir"
>> 66 dpkg --build "$pdir" ..
>> 67 }
38 68
39 # Install the kernel !! 69 # Some variables and settings used throughout the script
40 if [ "${ARCH}" = um ] ; then !! 70 version=$KERNELRELEASE
41 mkdir -p "${pdir}/usr/lib/uml/ !! 71 revision=$(cat .version)
42 mv "${pdir}/lib/modules/${KERN !! 72 if [ -n "$KDEB_PKGVERSION" ]; then
43 mkdir -p "${pdir}/usr/bin" "${ !! 73 packageversion=$KDEB_PKGVERSION
44 cp System.map "${pdir}/usr/lib !! 74 else
45 cp ${KCONFIG_CONFIG} "${pdir}/ !! 75 packageversion=$version-$revision
46 gzip "${pdir}/usr/share/doc/${ !! 76 fi
>> 77 tmpdir="$objtree/debian/tmp"
>> 78 fwdir="$objtree/debian/fwtmp"
>> 79 kernel_headers_dir="$objtree/debian/hdrtmp"
>> 80 libc_headers_dir="$objtree/debian/headertmp"
>> 81 packagename=linux-image-$version
>> 82 fwpackagename=linux-firmware-image
>> 83 kernel_headers_packagename=linux-headers-$version
>> 84 libc_headers_packagename=linux-libc-dev
>> 85
>> 86 if [ "$ARCH" = "um" ] ; then
>> 87 packagename=user-mode-linux-$version
>> 88 fi
>> 89
>> 90 # Setup the directory structure
>> 91 rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir"
>> 92 mkdir -m 755 -p "$tmpdir/DEBIAN"
>> 93 mkdir -p "$tmpdir/lib" "$tmpdir/boot" "$tmpdir/usr/share/doc/$packagename"
>> 94 mkdir -m 755 -p "$fwdir/DEBIAN"
>> 95 mkdir -p "$fwdir/lib/firmware/$version/" "$fwdir/usr/share/doc/$fwpackagename"
>> 96 mkdir -m 755 -p "$libc_headers_dir/DEBIAN"
>> 97 mkdir -p "$libc_headers_dir/usr/share/doc/$libc_headers_packagename"
>> 98 mkdir -m 755 -p "$kernel_headers_dir/DEBIAN"
>> 99 mkdir -p "$kernel_headers_dir/usr/share/doc/$kernel_headers_packagename"
>> 100 mkdir -p "$kernel_headers_dir/lib/modules/$version/"
>> 101 if [ "$ARCH" = "um" ] ; then
>> 102 mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin"
>> 103 fi
>> 104
>> 105 # Build and install the kernel
>> 106 if [ "$ARCH" = "um" ] ; then
>> 107 $MAKE linux
>> 108 cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
>> 109 cp .config "$tmpdir/usr/share/doc/$packagename/config"
>> 110 gzip "$tmpdir/usr/share/doc/$packagename/config"
>> 111 cp $KBUILD_IMAGE "$tmpdir/usr/bin/linux-$version"
>> 112 else
>> 113 cp System.map "$tmpdir/boot/System.map-$version"
>> 114 cp .config "$tmpdir/boot/config-$version"
>> 115 # Not all arches include the boot path in KBUILD_IMAGE
>> 116 if [ -e $KBUILD_IMAGE ]; then
>> 117 cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"
47 else 118 else
48 mkdir -p "${pdir}/boot" !! 119 cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"
49 cp System.map "${pdir}/boot/Sy <<
50 cp ${KCONFIG_CONFIG} "${pdir}/ <<
51 fi 120 fi
>> 121 fi
52 122
53 # Not all arches have the same install !! 123 if grep -q '^CONFIG_MODULES=y' .config ; then
54 # XXX: have each arch Makefile export !! 124 INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_install
55 # path instead !! 125 rm -f "$tmpdir/lib/modules/$version/build"
56 case "${SRCARCH}" in !! 126 rm -f "$tmpdir/lib/modules/$version/source"
57 um) !! 127 if [ "$ARCH" = "um" ] ; then
58 installed_image_path="usr/bin/ !! 128 mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
59 parisc|mips|powerpc) !! 129 rmdir "$tmpdir/lib/modules/$version"
60 installed_image_path="boot/vml !! 130 fi
61 *) !! 131 fi
62 installed_image_path="boot/vml <<
63 esac <<
64 cp "$(${MAKE} -s -f ${srctree}/Makefil <<
65 <<
66 # Install the maintainer scripts <<
67 # Note: hook scripts under /etc/kernel <<
68 # kernel packages, as well as kernel p <<
69 # make-kpkg sets $INITRD to indicate w <<
70 # so do we; recent versions of dracut <<
71 debhookdir=${KDEB_HOOKDIR:-/etc/kernel <<
72 for script in postinst postrm preinst <<
73 mkdir -p "${pdir}${debhookdir} <<
74 <<
75 mkdir -p "${pdir}/DEBIAN" <<
76 cat <<-EOF > "${pdir}/DEBIAN/$ <<
77 #!/bin/sh <<
78 <<
79 set -e <<
80 <<
81 # Pass maintainer script param <<
82 export DEB_MAINT_PARAMS="\$*" <<
83 <<
84 # Tell initramfs builder wheth <<
85 export INITRD=$(if_enabled_ech <<
86 <<
87 test -d ${debhookdir}/${script <<
88 exit 0 <<
89 EOF <<
90 chmod 755 "${pdir}/DEBIAN/${sc <<
91 done <<
92 } <<
93 <<
94 install_linux_image_dbg () { <<
95 pdir=debian/$1 <<
96 <<
97 # Parse modules.order directly because <<
98 # compress modules, and then run unnee <<
99 while read -r mod; do <<
100 mod="${mod%.o}.ko" <<
101 dbg="${pdir}/usr/lib/debug/lib <<
102 buildid=$("${READELF}" -n "${m <<
103 link="${pdir}/usr/lib/debug/.b <<
104 <<
105 mkdir -p "${dbg%/*}" "${link%/ <<
106 "${OBJCOPY}" --only-keep-debug <<
107 ln -sf --relative "${dbg}" "${ <<
108 done < modules.order <<
109 <<
110 # Build debug package <<
111 # Different tools want the image in di <<
112 # perf <<
113 mkdir -p ${pdir}/usr/lib/debug/lib/mod <<
114 cp vmlinux ${pdir}/usr/lib/debug/lib/m <<
115 # systemtap <<
116 mkdir -p ${pdir}/usr/lib/debug/boot/ <<
117 ln -s ../lib/modules/${KERNELRELEASE}/ <<
118 # kdump-tools <<
119 ln -s lib/modules/${KERNELRELEASE}/vml <<
120 } <<
121 <<
122 install_kernel_headers () { <<
123 pdir=debian/$1 <<
124 version=${1#linux-headers-} <<
125 <<
126 CC="${DEB_HOST_GNU_TYPE}-gcc" "${srctr <<
127 <<
128 mkdir -p $pdir/lib/modules/$version/ <<
129 ln -s /usr/src/linux-headers-$version <<
130 } <<
131 <<
132 install_libc_headers () { <<
133 pdir=debian/$1 <<
134 <<
135 $MAKE -f $srctree/Makefile headers_ins <<
136 132
137 # move asm headers to /usr/include/<li !! 133 if [ "$ARCH" != "um" ]; then
138 # used by Debian-based distros (to sup !! 134 $MAKE headers_check KBUILD_SRC=
139 mkdir "$pdir/usr/include/${DEB_HOST_MU !! 135 $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr"
140 mv "$pdir/usr/include/asm" "$pdir/usr/ !! 136 fi
141 } !! 137
>> 138 # Install the maintainer scripts
>> 139 # Note: hook scripts under /etc/kernel are also executed by official Debian
>> 140 # kernel packages, as well as kernel packages built using make-kpkg
>> 141 debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
>> 142 for script in postinst postrm preinst prerm ; do
>> 143 mkdir -p "$tmpdir$debhookdir/$script.d"
>> 144 cat <<EOF > "$tmpdir/DEBIAN/$script"
>> 145 #!/bin/sh
>> 146
>> 147 set -e
>> 148
>> 149 # Pass maintainer script parameters to hook scripts
>> 150 export DEB_MAINT_PARAMS="\$*"
>> 151
>> 152 test -d $debhookdir/$script.d && run-parts --arg="$version" $debhookdir/$script.d
>> 153 exit 0
>> 154 EOF
>> 155 chmod 755 "$tmpdir/DEBIAN/$script"
>> 156 done
>> 157
>> 158 # Try to determine maintainer and email values
>> 159 if [ -n "$DEBEMAIL" ]; then
>> 160 email=$DEBEMAIL
>> 161 elif [ -n "$EMAIL" ]; then
>> 162 email=$EMAIL
>> 163 else
>> 164 email=$(id -nu)@$(hostname -f)
>> 165 fi
>> 166 if [ -n "$DEBFULLNAME" ]; then
>> 167 name=$DEBFULLNAME
>> 168 elif [ -n "$NAME" ]; then
>> 169 name=$NAME
>> 170 else
>> 171 name="Anonymous"
>> 172 fi
>> 173 maintainer="$name <$email>"
>> 174
>> 175 # Generate a simple changelog template
>> 176 cat <<EOF > debian/changelog
>> 177 linux-upstream ($packageversion) unstable; urgency=low
>> 178
>> 179 * Custom built Linux kernel.
>> 180
>> 181 -- $maintainer $(date -R)
>> 182 EOF
>> 183
>> 184 # Generate copyright file
>> 185 cat <<EOF > debian/copyright
>> 186 This is a packacked upstream version of the Linux kernel.
>> 187
>> 188 The sources may be found at most Linux ftp sites, including:
>> 189 ftp://ftp.kernel.org/pub/linux/kernel
>> 190
>> 191 Copyright: 1991 - 2009 Linus Torvalds and others.
>> 192
>> 193 The git repository for mainline kernel development is at:
>> 194 git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
>> 195
>> 196 This program is free software; you can redistribute it and/or modify
>> 197 it under the terms of the GNU General Public License as published by
>> 198 the Free Software Foundation; version 2 dated June, 1991.
>> 199
>> 200 On Debian GNU/Linux systems, the complete text of the GNU General Public
>> 201 License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
>> 202 EOF
>> 203
>> 204 # Generate a control file
>> 205 cat <<EOF > debian/control
>> 206 Source: linux-upstream
>> 207 Section: kernel
>> 208 Priority: optional
>> 209 Maintainer: $maintainer
>> 210 Standards-Version: 3.8.4
>> 211 Homepage: http://www.kernel.org/
>> 212 EOF
>> 213
>> 214 if [ "$ARCH" = "um" ]; then
>> 215 cat <<EOF >> debian/control
>> 216
>> 217 Package: $packagename
>> 218 Provides: linux-image, linux-image-2.6, linux-modules-$version
>> 219 Architecture: any
>> 220 Description: User Mode Linux kernel, version $version
>> 221 User-mode Linux is a port of the Linux kernel to its own system call
>> 222 interface. It provides a kind of virtual machine, which runs Linux
>> 223 as a user process under another Linux kernel. This is useful for
>> 224 kernel development, sandboxes, jails, experimentation, and
>> 225 many other things.
>> 226 .
>> 227 This package contains the Linux kernel, modules and corresponding other
>> 228 files, version: $version.
>> 229 EOF
>> 230
>> 231 else
>> 232 cat <<EOF >> debian/control
>> 233
>> 234 Package: $packagename
>> 235 Provides: linux-image, linux-image-2.6, linux-modules-$version
>> 236 Suggests: $fwpackagename
>> 237 Architecture: any
>> 238 Description: Linux kernel, version $version
>> 239 This package contains the Linux kernel, modules and corresponding other
>> 240 files, version: $version.
>> 241 EOF
>> 242
>> 243 fi
>> 244
>> 245 # Build header package
>> 246 (cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl > "$objtree/debian/hdrsrcfiles")
>> 247 (cd $srctree; find arch/$SRCARCH/include include scripts -type f >> "$objtree/debian/hdrsrcfiles")
>> 248 (cd $objtree; find arch/$SRCARCH/include .config Module.symvers include scripts -type f >> "$objtree/debian/hdrobjfiles")
>> 249 destdir=$kernel_headers_dir/usr/src/linux-headers-$version
>> 250 mkdir -p "$destdir"
>> 251 (cd $srctree; tar -c -f - -T "$objtree/debian/hdrsrcfiles") | (cd $destdir; tar -xf -)
>> 252 (cd $objtree; tar -c -f - -T "$objtree/debian/hdrobjfiles") | (cd $destdir; tar -xf -)
>> 253 ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build"
>> 254 rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles"
>> 255
>> 256 cat <<EOF >> debian/control
>> 257
>> 258 Package: $kernel_headers_packagename
>> 259 Provides: linux-headers, linux-headers-2.6
>> 260 Architecture: any
>> 261 Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch}
>> 262 This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch}
>> 263 .
>> 264 This is useful for people who need to build external modules
>> 265 EOF
>> 266
>> 267 # Do we have firmware? Move it out of the way and build it into a package.
>> 268 if [ -e "$tmpdir/lib/firmware" ]; then
>> 269 mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/"
>> 270 rmdir "$tmpdir/lib/firmware"
>> 271
>> 272 cat <<EOF >> debian/control
>> 273
>> 274 Package: $fwpackagename
>> 275 Architecture: all
>> 276 Description: Linux kernel firmware, version $version
>> 277 This package contains firmware from the Linux kernel, version $version.
>> 278 EOF
>> 279
>> 280 create_package "$fwpackagename" "$fwdir"
>> 281 fi
>> 282
>> 283 cat <<EOF >> debian/control
>> 284
>> 285 Package: $libc_headers_packagename
>> 286 Section: devel
>> 287 Provides: linux-kernel-headers
>> 288 Architecture: any
>> 289 Description: Linux support headers for userspace development
>> 290 This package provides userspaces headers from the Linux kernel. These headers
>> 291 are used by the installed headers for GNU glibc and other system libraries.
>> 292 EOF
>> 293
>> 294 if [ "$ARCH" != "um" ]; then
>> 295 create_package "$kernel_headers_packagename" "$kernel_headers_dir"
>> 296 create_package "$libc_headers_packagename" "$libc_headers_dir"
>> 297 fi
142 298
143 package=$1 !! 299 create_package "$packagename" "$tmpdir"
144 300
145 case "${package}" in !! 301 exit 0
146 *-dbg) <<
147 install_linux_image_dbg "${package}";; <<
148 linux-image-*|user-mode-linux-*) <<
149 install_linux_image "${package}";; <<
150 linux-libc-dev) <<
151 install_libc_headers "${package}";; <<
152 linux-headers-*) <<
153 install_kernel_headers "${package}";; <<
154 esac <<
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