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 is_enabled() {
16 grep -q "^$1=y" include/config/auto.co 16 grep -q "^$1=y" include/config/auto.conf
17 } 17 }
18 18
19 if_enabled_echo() { 19 if_enabled_echo() {
20 if is_enabled "$1"; then 20 if is_enabled "$1"; then
21 echo -n "$2" 21 echo -n "$2"
22 elif [ $# -ge 3 ]; then 22 elif [ $# -ge 3 ]; then
23 echo -n "$3" 23 echo -n "$3"
24 fi 24 fi
25 } 25 }
26 26
>> 27 create_package() {
>> 28 local pname="$1" pdir="$2"
>> 29 local dpkg_deb_opts
>> 30
>> 31 mkdir -m 755 -p "$pdir/DEBIAN"
>> 32 mkdir -p "$pdir/usr/share/doc/$pname"
>> 33 cp debian/copyright "$pdir/usr/share/doc/$pname/"
>> 34 cp debian/changelog "$pdir/usr/share/doc/$pname/changelog.Debian"
>> 35 gzip -n -9 "$pdir/usr/share/doc/$pname/changelog.Debian"
>> 36 sh -c "cd '$pdir'; find . -type f ! -path './DEBIAN/*' -printf '%P\0' \
>> 37 | xargs -r0 md5sum > DEBIAN/md5sums"
>> 38
>> 39 # Fix ownership and permissions
>> 40 if [ "$DEB_RULES_REQUIRES_ROOT" = "no" ]; then
>> 41 dpkg_deb_opts="--root-owner-group"
>> 42 else
>> 43 chown -R root:root "$pdir"
>> 44 fi
>> 45 # a+rX in case we are in a restrictive umask environment like 0077
>> 46 # ug-s in case we build in a setuid/setgid directory
>> 47 chmod -R go-w,a+rX,ug-s "$pdir"
>> 48
>> 49 # Create the package
>> 50 dpkg-gencontrol -p$pname -P"$pdir"
>> 51 dpkg-deb $dpkg_deb_opts ${KDEB_COMPRESS:+-Z$KDEB_COMPRESS} --build "$pdir" ..
>> 52 }
>> 53
27 install_linux_image () { 54 install_linux_image () {
28 pname=$1 !! 55 pdir=$1
29 pdir=debian/$1 !! 56 pname=$2
>> 57
>> 58 rm -rf ${pdir}
30 59
31 # Only some architectures with OF supp 60 # Only some architectures with OF support have this target
32 if is_enabled CONFIG_OF_EARLY_FLATTREE 61 if is_enabled CONFIG_OF_EARLY_FLATTREE && [ -d "${srctree}/arch/${SRCARCH}/boot/dts" ]; then
33 ${MAKE} -f ${srctree}/Makefile 62 ${MAKE} -f ${srctree}/Makefile INSTALL_DTBS_PATH="${pdir}/usr/lib/linux-image-${KERNELRELEASE}" dtbs_install
34 fi 63 fi
35 64
36 ${MAKE} -f ${srctree}/Makefile INSTALL !! 65 ${MAKE} -f ${srctree}/Makefile INSTALL_MOD_PATH="${pdir}" modules_install
37 rm -f "${pdir}/lib/modules/${KERNELREL 66 rm -f "${pdir}/lib/modules/${KERNELRELEASE}/build"
38 67
39 # Install the kernel 68 # Install the kernel
40 if [ "${ARCH}" = um ] ; then 69 if [ "${ARCH}" = um ] ; then
41 mkdir -p "${pdir}/usr/lib/uml/ 70 mkdir -p "${pdir}/usr/lib/uml/modules"
42 mv "${pdir}/lib/modules/${KERN 71 mv "${pdir}/lib/modules/${KERNELRELEASE}" "${pdir}/usr/lib/uml/modules/${KERNELRELEASE}"
43 mkdir -p "${pdir}/usr/bin" "${ 72 mkdir -p "${pdir}/usr/bin" "${pdir}/usr/share/doc/${pname}"
44 cp System.map "${pdir}/usr/lib 73 cp System.map "${pdir}/usr/lib/uml/modules/${KERNELRELEASE}/System.map"
45 cp ${KCONFIG_CONFIG} "${pdir}/ 74 cp ${KCONFIG_CONFIG} "${pdir}/usr/share/doc/${pname}/config"
46 gzip "${pdir}/usr/share/doc/${ 75 gzip "${pdir}/usr/share/doc/${pname}/config"
47 else 76 else
48 mkdir -p "${pdir}/boot" 77 mkdir -p "${pdir}/boot"
49 cp System.map "${pdir}/boot/Sy 78 cp System.map "${pdir}/boot/System.map-${KERNELRELEASE}"
50 cp ${KCONFIG_CONFIG} "${pdir}/ 79 cp ${KCONFIG_CONFIG} "${pdir}/boot/config-${KERNELRELEASE}"
51 fi 80 fi
52 81
53 # Not all arches have the same install 82 # Not all arches have the same installed path in debian
54 # XXX: have each arch Makefile export 83 # XXX: have each arch Makefile export a variable of the canonical image install
55 # path instead 84 # path instead
56 case "${SRCARCH}" in 85 case "${SRCARCH}" in
57 um) 86 um)
58 installed_image_path="usr/bin/ 87 installed_image_path="usr/bin/linux-${KERNELRELEASE}";;
59 parisc|mips|powerpc) 88 parisc|mips|powerpc)
60 installed_image_path="boot/vml 89 installed_image_path="boot/vmlinux-${KERNELRELEASE}";;
61 *) 90 *)
62 installed_image_path="boot/vml 91 installed_image_path="boot/vmlinuz-${KERNELRELEASE}";;
63 esac 92 esac
64 cp "$(${MAKE} -s -f ${srctree}/Makefil 93 cp "$(${MAKE} -s -f ${srctree}/Makefile image_name)" "${pdir}/${installed_image_path}"
65 94
66 # Install the maintainer scripts 95 # Install the maintainer scripts
67 # Note: hook scripts under /etc/kernel 96 # Note: hook scripts under /etc/kernel are also executed by official Debian
68 # kernel packages, as well as kernel p 97 # kernel packages, as well as kernel packages built using make-kpkg.
69 # make-kpkg sets $INITRD to indicate w 98 # make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and
70 # so do we; recent versions of dracut 99 # so do we; recent versions of dracut and initramfs-tools will obey this.
71 debhookdir=${KDEB_HOOKDIR:-/etc/kernel 100 debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
72 for script in postinst postrm preinst 101 for script in postinst postrm preinst prerm; do
73 mkdir -p "${pdir}${debhookdir} 102 mkdir -p "${pdir}${debhookdir}/${script}.d"
74 103
75 mkdir -p "${pdir}/DEBIAN" 104 mkdir -p "${pdir}/DEBIAN"
76 cat <<-EOF > "${pdir}/DEBIAN/$ 105 cat <<-EOF > "${pdir}/DEBIAN/${script}"
>> 106
77 #!/bin/sh 107 #!/bin/sh
78 108
79 set -e 109 set -e
80 110
81 # Pass maintainer script param 111 # Pass maintainer script parameters to hook scripts
82 export DEB_MAINT_PARAMS="\$*" 112 export DEB_MAINT_PARAMS="\$*"
83 113
84 # Tell initramfs builder wheth 114 # Tell initramfs builder whether it's wanted
85 export INITRD=$(if_enabled_ech 115 export INITRD=$(if_enabled_echo CONFIG_BLK_DEV_INITRD Yes No)
86 116
87 test -d ${debhookdir}/${script 117 test -d ${debhookdir}/${script}.d && run-parts --arg="${KERNELRELEASE}" --arg="/${installed_image_path}" ${debhookdir}/${script}.d
88 exit 0 118 exit 0
89 EOF 119 EOF
90 chmod 755 "${pdir}/DEBIAN/${sc 120 chmod 755 "${pdir}/DEBIAN/${script}"
91 done 121 done
92 } 122 }
93 123
94 install_linux_image_dbg () { 124 install_linux_image_dbg () {
95 pdir=debian/$1 !! 125 pdir=$1
>> 126 image_pdir=$2
96 127
97 # Parse modules.order directly because !! 128 rm -rf ${pdir}
98 # compress modules, and then run unnee !! 129
99 while read -r mod; do !! 130 for module in $(find ${image_pdir}/lib/modules/ -name *.ko -printf '%P\n'); do
100 mod="${mod%.o}.ko" !! 131 module=lib/modules/${module}
101 dbg="${pdir}/usr/lib/debug/lib !! 132 mkdir -p $(dirname ${pdir}/usr/lib/debug/${module})
102 buildid=$("${READELF}" -n "${m !! 133 # only keep debug symbols in the debug file
103 link="${pdir}/usr/lib/debug/.b !! 134 ${OBJCOPY} --only-keep-debug ${image_pdir}/${module} ${pdir}/usr/lib/debug/${module}
104 !! 135 # strip original module from debug symbols
105 mkdir -p "${dbg%/*}" "${link%/ !! 136 ${OBJCOPY} --strip-debug ${image_pdir}/${module}
106 "${OBJCOPY}" --only-keep-debug !! 137 # then add a link to those
107 ln -sf --relative "${dbg}" "${ !! 138 ${OBJCOPY} --add-gnu-debuglink=${pdir}/usr/lib/debug/${module} ${image_pdir}/${module}
108 done < modules.order !! 139 done
>> 140
>> 141 # re-sign stripped modules
>> 142 if is_enabled CONFIG_MODULE_SIG_ALL; then
>> 143 ${MAKE} -f ${srctree}/Makefile INSTALL_MOD_PATH="${image_pdir}" modules_sign
>> 144 fi
109 145
110 # Build debug package 146 # Build debug package
111 # Different tools want the image in di 147 # Different tools want the image in different locations
112 # perf 148 # perf
113 mkdir -p ${pdir}/usr/lib/debug/lib/mod 149 mkdir -p ${pdir}/usr/lib/debug/lib/modules/${KERNELRELEASE}/
114 cp vmlinux ${pdir}/usr/lib/debug/lib/m 150 cp vmlinux ${pdir}/usr/lib/debug/lib/modules/${KERNELRELEASE}/
115 # systemtap 151 # systemtap
116 mkdir -p ${pdir}/usr/lib/debug/boot/ 152 mkdir -p ${pdir}/usr/lib/debug/boot/
117 ln -s ../lib/modules/${KERNELRELEASE}/ 153 ln -s ../lib/modules/${KERNELRELEASE}/vmlinux ${pdir}/usr/lib/debug/boot/vmlinux-${KERNELRELEASE}
118 # kdump-tools 154 # kdump-tools
119 ln -s lib/modules/${KERNELRELEASE}/vml 155 ln -s lib/modules/${KERNELRELEASE}/vmlinux ${pdir}/usr/lib/debug/vmlinux-${KERNELRELEASE}
120 } 156 }
121 157
122 install_kernel_headers () { 158 install_kernel_headers () {
123 pdir=debian/$1 !! 159 pdir=$1
124 version=${1#linux-headers-} !! 160 version=$2
125 161
126 CC="${DEB_HOST_GNU_TYPE}-gcc" "${srctr !! 162 rm -rf $pdir
>> 163
>> 164 "${srctree}/scripts/package/install-extmod-build" "${pdir}/usr/src/linux-headers-${version}"
127 165
128 mkdir -p $pdir/lib/modules/$version/ 166 mkdir -p $pdir/lib/modules/$version/
129 ln -s /usr/src/linux-headers-$version 167 ln -s /usr/src/linux-headers-$version $pdir/lib/modules/$version/build
130 } 168 }
131 169
132 install_libc_headers () { 170 install_libc_headers () {
133 pdir=debian/$1 !! 171 pdir=$1
>> 172
>> 173 rm -rf $pdir
134 174
>> 175 $MAKE -f $srctree/Makefile headers
135 $MAKE -f $srctree/Makefile headers_ins 176 $MAKE -f $srctree/Makefile headers_install INSTALL_HDR_PATH=$pdir/usr
136 177
137 # move asm headers to /usr/include/<li 178 # move asm headers to /usr/include/<libc-machine>/asm to match the structure
138 # used by Debian-based distros (to sup 179 # used by Debian-based distros (to support multi-arch)
139 mkdir "$pdir/usr/include/${DEB_HOST_MU !! 180 host_arch=$(dpkg-architecture -a$DEB_HOST_ARCH -qDEB_HOST_MULTIARCH)
140 mv "$pdir/usr/include/asm" "$pdir/usr/ !! 181 mkdir $pdir/usr/include/$host_arch
141 } !! 182 mv $pdir/usr/include/asm $pdir/usr/include/$host_arch/
>> 183 }
>> 184
>> 185 rm -f debian/files
>> 186
>> 187 packages_enabled=$(dh_listpackages)
>> 188
>> 189 for package in ${packages_enabled}
>> 190 do
>> 191 case ${package} in
>> 192 *-dbg)
>> 193 # This must be done after linux-image, that is, we expect the
>> 194 # debug package appears after linux-image in debian/control.
>> 195 install_linux_image_dbg debian/linux-image-dbg debian/linux-image;;
>> 196 linux-image-*|user-mode-linux-*)
>> 197 install_linux_image debian/linux-image ${package};;
>> 198 linux-libc-dev)
>> 199 install_libc_headers debian/linux-libc-dev;;
>> 200 linux-headers-*)
>> 201 install_kernel_headers debian/linux-headers ${package#linux-headers-};;
>> 202 esac
>> 203 done
142 204
143 package=$1 !! 205 for package in ${packages_enabled}
>> 206 do
>> 207 case ${package} in
>> 208 *-dbg)
>> 209 create_package ${package} debian/linux-image-dbg;;
>> 210 linux-image-*|user-mode-linux-*)
>> 211 create_package ${package} debian/linux-image;;
>> 212 linux-libc-dev)
>> 213 create_package ${package} debian/linux-libc-dev;;
>> 214 linux-headers-*)
>> 215 create_package ${package} debian/linux-headers;;
>> 216 esac
>> 217 done
144 218
145 case "${package}" in !! 219 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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