diff options
Diffstat (limited to 'scripts/package/builddeb')
| -rw-r--r-- | scripts/package/builddeb | 209 |
1 files changed, 189 insertions, 20 deletions
diff --git a/scripts/package/builddeb b/scripts/package/builddeb index 49b74e1ee12..35d5a5877d0 100644 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -25,8 +25,46 @@ create_package() { chown -R root:root "$pdir" chmod -R go-w "$pdir" + # Attempt to find the correct Debian architecture + local forcearch="" debarch="" + case "$UTS_MACHINE" in + i386|ia64|alpha) + debarch="$UTS_MACHINE" ;; + x86_64) + debarch=amd64 ;; + sparc*) + debarch=sparc ;; + s390*) + debarch=s390$(grep -q CONFIG_64BIT=y $KCONFIG_CONFIG && echo x || true) ;; + ppc*) + debarch=powerpc ;; + parisc*) + debarch=hppa ;; + mips*) + debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG && echo el || true) ;; + arm64) + debarch=arm64 ;; + arm*) + debarch=arm$(grep -q CONFIG_AEABI=y $KCONFIG_CONFIG && echo el || true) ;; + *) + echo "" >&2 + echo "** ** ** WARNING ** ** **" >&2 + echo "" >&2 + echo "Your architecture doesn't have it's equivalent" >&2 + echo "Debian userspace architecture defined!" >&2 + echo "Falling back to using your current userspace instead!" >&2 + echo "Please add support for $UTS_MACHINE to ${0} ..." >&2 + echo "" >&2 + esac + if [ -n "$KBUILD_DEBARCH" ] ; then + debarch="$KBUILD_DEBARCH" + fi + if [ -n "$debarch" ] ; then + forcearch="-DArchitecture=$debarch" + fi + # Create the package - dpkg-gencontrol -isp -p$pname -P"$pdir" + dpkg-gencontrol -isp $forcearch -Vkernel:debarch="${debarch:-$(dpkg --print-architecture)}" -p$pname -P"$pdir" dpkg --build "$pdir" .. } @@ -40,51 +78,111 @@ else fi tmpdir="$objtree/debian/tmp" fwdir="$objtree/debian/fwtmp" +kernel_headers_dir="$objtree/debian/hdrtmp" +libc_headers_dir="$objtree/debian/headertmp" +dbg_dir="$objtree/debian/dbgtmp" packagename=linux-image-$version -fwpackagename=linux-firmware-image +fwpackagename=linux-firmware-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" "$fwdir" -mkdir -p "$tmpdir/DEBIAN" "$tmpdir/lib" "$tmpdir/boot" "$tmpdir/usr/share/doc/$packagename" -mkdir -p "$fwdir/DEBIAN" "$fwdir/lib" "$fwdir/usr/share/doc/$fwpackagename" +rm -rf "$tmpdir" "$fwdir" "$kernel_headers_dir" "$libc_headers_dir" "$dbg_dir" +mkdir -m 755 -p "$tmpdir/DEBIAN" +mkdir -p "$tmpdir/lib" "$tmpdir/boot" "$tmpdir/usr/share/doc/$packagename" +mkdir -m 755 -p "$fwdir/DEBIAN" +mkdir -p "$fwdir/lib/firmware/$version/" "$fwdir/usr/share/doc/$fwpackagename" +mkdir -m 755 -p "$libc_headers_dir/DEBIAN" +mkdir -p "$libc_headers_dir/usr/share/doc/$libc_headers_packagename" +mkdir -m 755 -p "$kernel_headers_dir/DEBIAN" +mkdir -p "$kernel_headers_dir/usr/share/doc/$kernel_headers_packagename" +mkdir -p "$kernel_headers_dir/lib/modules/$version/" if [ "$ARCH" = "um" ] ; then mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin" fi +if [ -n "$BUILD_DEBUG" ] ; then + mkdir -p "$dbg_dir/usr/share/doc/$dbg_packagename" + mkdir -m 755 -p "$dbg_dir/DEBIAN" +fi # Build and install the kernel if [ "$ARCH" = "um" ] ; then $MAKE linux cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map" - cp .config "$tmpdir/usr/share/doc/$packagename/config" + cp $KCONFIG_CONFIG "$tmpdir/usr/share/doc/$packagename/config" gzip "$tmpdir/usr/share/doc/$packagename/config" - cp $KBUILD_IMAGE "$tmpdir/usr/bin/linux-$version" -else +else cp System.map "$tmpdir/boot/System.map-$version" - cp .config "$tmpdir/boot/config-$version" - # Not all arches include the boot path in KBUILD_IMAGE - if [ -e $KBUILD_IMAGE ]; then - cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version" - else - cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version" - fi + cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version" +fi +# Not all arches include the boot path in KBUILD_IMAGE +if [ -e $KBUILD_IMAGE ]; then + cp $KBUILD_IMAGE "$tmpdir/$installed_image_path" +else + cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/$installed_image_path" fi -if grep -q '^CONFIG_MODULES=y' .config ; then - INSTALL_MOD_PATH="$tmpdir" make KBUILD_SRC= modules_install +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 + ( + cd $tmpdir + for module in $(find lib/modules/ -name *.ko); do + mkdir -p $(dirname $dbg_dir/usr/lib/debug/$module) + # only keep debug symbols in the debug file + $OBJCOPY --only-keep-debug $module $dbg_dir/usr/lib/debug/$module + # strip original module from debug symbols + $OBJCOPY --strip-debug $module + # then add a link to those + $OBJCOPY --add-gnu-debuglink=$dbg_dir/usr/lib/debug/$module $module + done + ) + fi +fi + +if [ "$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 +# 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" @@ -95,7 +193,10 @@ set -e # Pass maintainer script parameters to hook scripts export DEB_MAINT_PARAMS="\$*" -test -d $debhookdir/$script.d && run-parts --arg="$version" $debhookdir/$script.d +# 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" @@ -188,9 +289,35 @@ EOF fi +# Build kernel header package +(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles" +(cd $srctree; find arch/$SRCARCH/include include scripts -type f) >> "$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" +(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles" +destdir=$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" + +cat <<EOF >> debian/control + +Package: $kernel_headers_packagename +Provides: linux-headers, linux-headers-2.6 +Architecture: any +Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch} + This package provides kernel header files for $KERNELRELEASE on \${kernel:debarch} + . + This is useful for people who need to build external modules +EOF + # Do we have firmware? Move it out of the way and build it into a package. if [ -e "$tmpdir/lib/firmware" ]; then - mv "$tmpdir/lib/firmware" "$fwdir/lib/" + mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/" + rmdir "$tmpdir/lib/firmware" cat <<EOF >> debian/control @@ -203,6 +330,48 @@ EOF create_package "$fwpackagename" "$fwdir" fi +cat <<EOF >> debian/control + +Package: $libc_headers_packagename +Section: devel +Provides: linux-kernel-headers +Architecture: any +Description: Linux support headers for userspace development + This package provides userspaces headers from the Linux kernel. These headers + are used by the installed headers for GNU glibc and other system libraries. +EOF + +if [ "$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 + + cat <<EOF >> debian/control + +Package: $dbg_packagename +Section: debug +Provides: linux-debug, linux-debug-$version +Architecture: any +Description: Linux kernel debugging symbols for $version + This package will come in handy if you need to debug the kernel. It provides + all the necessary debug symbols for the kernel and its modules. +EOF + + create_package "$dbg_packagename" "$dbg_dir" +fi + exit 0 |