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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | #!/bin/sh # # builddeb 1.3 # Copyright 2003 Wichert Akkerman <wichert@wiggy.net> # # Simple script to generate a deb package for a Linux kernel. All the # complexity of what to do with a kernel after it is installed or removed # is left to other scripts and packages: they can install scripts in the # /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location # specified in KDEB_HOOKDIR) that will be called on package install and # removal. set -e create_package() { local pname="$1" pdir="$2" mkdir -m 755 -p "$pdir/DEBIAN" mkdir -p "$pdir/usr/share/doc/$pname" cp debian/copyright "$pdir/usr/share/doc/$pname/" cp debian/changelog "$pdir/usr/share/doc/$pname/changelog.Debian" gzip -9 "$pdir/usr/share/doc/$pname/changelog.Debian" sh -c "cd '$pdir'; find . -type f ! -path './DEBIAN/*' -printf '%P\0' \ | xargs -r0 md5sum > DEBIAN/md5sums" # Fix ownership and permissions chown -R root:root "$pdir" chmod -R go-w "$pdir" # in case we are in a restrictive umask environment like 0077 chmod -R a+rX "$pdir" # Create the package dpkg-gencontrol -p$pname -P"$pdir" dpkg --build "$pdir" .. } version=$KERNELRELEASE tmpdir="$objtree/debian/tmp" kernel_headers_dir="$objtree/debian/hdrtmp" libc_headers_dir="$objtree/debian/headertmp" dbg_dir="$objtree/debian/dbgtmp" packagename=linux-image-$version kernel_headers_packagename=linux-headers-$version libc_headers_packagename=linux-libc-dev dbg_packagename=$packagename-dbg if [ "$ARCH" = "um" ] ; then packagename=user-mode-linux-$version fi # Not all arches have the same installed path in debian # XXX: have each arch Makefile export a variable of the canonical image install # path instead case $ARCH in um) installed_image_path="usr/bin/linux-$version" ;; parisc|mips|powerpc) installed_image_path="boot/vmlinux-$version" ;; *) installed_image_path="boot/vmlinuz-$version" esac BUILD_DEBUG="$(grep -s '^CONFIG_DEBUG_INFO=y' $KCONFIG_CONFIG || true)" # Setup the directory structure rm -rf "$tmpdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" $objtree/debian/files mkdir -m 755 -p "$tmpdir/DEBIAN" mkdir -p "$tmpdir/lib" "$tmpdir/boot" mkdir -p "$kernel_headers_dir/lib/modules/$version/" # Build and install the kernel if [ "$ARCH" = "um" ] ; then mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin" "$tmpdir/usr/share/doc/$packagename" $MAKE linux cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map" cp $KCONFIG_CONFIG "$tmpdir/usr/share/doc/$packagename/config" gzip "$tmpdir/usr/share/doc/$packagename/config" else cp System.map "$tmpdir/boot/System.map-$version" cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version" fi cp "$($MAKE -s image_name)" "$tmpdir/$installed_image_path" if grep -q "^CONFIG_OF=y" $KCONFIG_CONFIG ; then # Only some architectures with OF support have this target if grep -q dtbs_install "${srctree}/arch/$SRCARCH/Makefile"; then $MAKE KBUILD_SRC= INSTALL_DTBS_PATH="$tmpdir/usr/lib/$packagename" dtbs_install fi fi if grep -q '^CONFIG_MODULES=y' $KCONFIG_CONFIG ; then INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_install rm -f "$tmpdir/lib/modules/$version/build" rm -f "$tmpdir/lib/modules/$version/source" if [ "$ARCH" = "um" ] ; then mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/" rmdir "$tmpdir/lib/modules/$version" fi if [ -n "$BUILD_DEBUG" ] ; then for module in $(find $tmpdir/lib/modules/ -name *.ko -printf '%P\n'); do module=lib/modules/$module mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) # only keep debug symbols in the debug file $OBJCOPY --only-keep-debug $tmpdir/$module $dbg_dir/usr/lib/debug/$module # strip original module from debug symbols $OBJCOPY --strip-debug $tmpdir/$module # then add a link to those $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $tmpdir/$module done # resign stripped modules MODULE_SIG_ALL="$(grep -s '^CONFIG_MODULE_SIG_ALL=y' $KCONFIG_CONFIG || true)" if [ -n "$MODULE_SIG_ALL" ]; then INSTALL_MOD_PATH="$tmpdir" $MAKE KBUILD_SRC= modules_sign fi fi fi if [ "$ARCH" != "um" ]; then $MAKE headers_check KBUILD_SRC= $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr" fi # Install the maintainer scripts # Note: hook scripts under /etc/kernel are also executed by official Debian # kernel packages, as well as kernel packages built using make-kpkg. # make-kpkg sets $INITRD to indicate whether an initramfs is wanted, and # so do we; recent versions of dracut and initramfs-tools will obey this. debhookdir=${KDEB_HOOKDIR:-/etc/kernel} if grep -q '^CONFIG_BLK_DEV_INITRD=y' $KCONFIG_CONFIG; then want_initrd=Yes else want_initrd=No fi for script in postinst postrm preinst prerm ; do mkdir -p "$tmpdir$debhookdir/$script.d" cat <<EOF > "$tmpdir/DEBIAN/$script" #!/bin/sh set -e # Pass maintainer script parameters to hook scripts export DEB_MAINT_PARAMS="\$*" # Tell initramfs builder whether it's wanted export INITRD=$want_initrd test -d $debhookdir/$script.d && run-parts --arg="$version" --arg="/$installed_image_path" $debhookdir/$script.d exit 0 EOF chmod 755 "$tmpdir/DEBIAN/$script" done # Build kernel header package (cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles" (cd $srctree; find arch/*/include include scripts -type f -o -type l) >> "$objtree/debian/hdrsrcfiles" (cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles" (cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles" if grep -q '^CONFIG_STACK_VALIDATION=y' $KCONFIG_CONFIG ; then (cd $objtree; find tools/objtool -type f -executable) >> "$objtree/debian/hdrobjfiles" fi (cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles" if grep -q '^CONFIG_GCC_PLUGINS=y' $KCONFIG_CONFIG ; then (cd $objtree; find scripts/gcc-plugins -name \*.so -o -name gcc-common.h) >> "$objtree/debian/hdrobjfiles" fi destdir=$kernel_headers_dir/usr/src/linux-headers-$version mkdir -p "$destdir" (cd $srctree; tar -c -f - -T -) < "$objtree/debian/hdrsrcfiles" | (cd $destdir; tar -xf -) (cd $objtree; tar -c -f - -T -) < "$objtree/debian/hdrobjfiles" | (cd $destdir; tar -xf -) (cd $objtree; cp $KCONFIG_CONFIG $destdir/.config) # copy .config manually to be where it's expected to be ln -sf "/usr/src/linux-headers-$version" "$kernel_headers_dir/lib/modules/$version/build" rm -f "$objtree/debian/hdrsrcfiles" "$objtree/debian/hdrobjfiles" if [ "$ARCH" != "um" ]; then create_package "$kernel_headers_packagename" "$kernel_headers_dir" create_package "$libc_headers_packagename" "$libc_headers_dir" fi create_package "$packagename" "$tmpdir" if [ -n "$BUILD_DEBUG" ] ; then # Build debug package # Different tools want the image in different locations # perf mkdir -p $dbg_dir/usr/lib/debug/lib/modules/$version/ cp vmlinux $dbg_dir/usr/lib/debug/lib/modules/$version/ # systemtap mkdir -p $dbg_dir/usr/lib/debug/boot/ ln -s ../lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/boot/vmlinux-$version # kdump-tools ln -s lib/modules/$version/vmlinux $dbg_dir/usr/lib/debug/vmlinux-$version create_package "$dbg_packagename" "$dbg_dir" fi exit 0 |