From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S938259AbcKNCs2 (ORCPT ); Sun, 13 Nov 2016 21:48:28 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:36431 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S936179AbcKNCsS (ORCPT ); Sun, 13 Nov 2016 21:48:18 -0500 From: Andrew Donnellan To: mmarek@suse.com, linux-kbuild@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH RESEND 2/2] builddeb: allow building without headers/firmware packages Date: Mon, 14 Nov 2016 13:47:49 +1100 X-Mailer: git-send-email 2.10.2 In-Reply-To: <20161114024749.25488-1-andrew.donnellan@au1.ibm.com> References: <20161114024749.25488-1-andrew.donnellan@au1.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16111402-0004-0000-0000-000001B77B4F X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16111402-0005-0000-0000-000009183026 Message-Id: <20161114024749.25488-2-andrew.donnellan@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-11-13_11:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1609300000 definitions=main-1611140052 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently, the deb-pkg and bindeb-pkg targets create multiple packages for the kernel binaries, headers, userspace headers and firmware. For developers who generate Debian packages as part of their development workflows, it's often not necessary to generate all these packages. Allow the creation of the linux-headers, linux-libc-dev and linux-firmware packages to be disabled if the environment variables KDEB_NO_HEADERS, KDEB_NO_LIBC_HEADERS or KDEB_NO_FIRMWARE are non-empty. Signed-off-by: Andrew Donnellan --- Documentation/kbuild/kbuild.txt | 7 +++++ scripts/package/builddeb | 67 ++++++++++++++++++++++++----------------- 2 files changed, 46 insertions(+), 28 deletions(-) diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt index 0ff6a46..cef4f7f 100644 --- a/Documentation/kbuild/kbuild.txt +++ b/Documentation/kbuild/kbuild.txt @@ -238,3 +238,10 @@ KBUILD_VMLINUX_MAIN All object files for the main part of vmlinux. KBUILD_VMLINUX_INIT and KBUILD_VMLINUX_MAIN together specify all the object files used to link vmlinux. + +KDEB_NO_HEADERS, KDEB_NO_LIBC_HEADERS, KDEB_NO_FIRMWARE +------------------------------------------------------- +If these variables are set, the deb-pkg and bindeb-pkg targets won't create +linux-headers, linux-libc-dev and linux-firmware packages respectively. This +may be useful for developers who use the deb-pkg targets in their workflow +but don't need the full set of packages. diff --git a/scripts/package/builddeb b/scripts/package/builddeb index d600fd0..da595da 100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -187,7 +187,9 @@ fi if [ "$ARCH" != "um" ]; then $MAKE headers_check KBUILD_SRC= - $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr" + if [ -z "$KDEB_NO_LIBC_HEADERS" ]; then + $MAKE headers_install KBUILD_SRC= INSTALL_HDR_PATH="$libc_headers_dir/usr" + fi fi # Install the maintainer scripts @@ -324,26 +326,27 @@ EOF fi # Build kernel header package -(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles" -(cd $srctree; find arch/*/include include scripts -type f) >> "$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 [ -z "$KDEB_NO_HEADERS" ]; then + (cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles" + (cd $srctree; find arch/*/include include scripts -type f) >> "$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" + 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" -cat <> debian/control + cat <> debian/control Package: $kernel_headers_packagename Provides: linux-headers, linux-headers-2.6 @@ -353,13 +356,13 @@ Description: Linux kernel headers for $KERNELRELEASE on \${kernel:debarch} . This is useful for people who need to build external modules EOF +fi # Do we have firmware? Move it out of the way and build it into a package. if [ -e "$tmpdir/lib/firmware" ]; then - mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/" - rmdir "$tmpdir/lib/firmware" - - cat <> debian/control + if [ -z "$KDEB_NO_FIRMWARE" ]; then + mv "$tmpdir/lib/firmware"/* "$fwdir/lib/firmware/$version/" + cat <> debian/control Package: $fwpackagename Architecture: all @@ -367,10 +370,13 @@ Description: Linux kernel firmware, version $version This package contains firmware from the Linux kernel, version $version. EOF - create_package "$fwpackagename" "$fwdir" + create_package "$fwpackagename" "$fwdir" + fi + rm -r "$tmpdir/lib/firmware" fi -cat <> debian/control +if [ -z "$KDEB_NO_LIBC_HEADERS" ]; then + cat <> debian/control Package: $libc_headers_packagename Section: devel @@ -380,10 +386,15 @@ Description: Linux support headers for userspace development This package provides userspaces headers from the Linux kernel. These headers are used by the installed headers for GNU glibc and other system libraries. EOF +fi if [ "$ARCH" != "um" ]; then - create_package "$kernel_headers_packagename" "$kernel_headers_dir" - create_package "$libc_headers_packagename" "$libc_headers_dir" + if [ -z "$KDEB_NO_HEADERS" ]; then + create_package "$kernel_headers_packagename" "$kernel_headers_dir" + fi + if [ -z "$KDEB_NO_LIBC_HEADERS" ]; then + create_package "$libc_headers_packagename" "$libc_headers_dir" + fi fi create_package "$packagename" "$tmpdir" -- Andrew Donnellan OzLabs, ADL Canberra andrew.donnellan@au1.ibm.com IBM Australia Limited