Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/meta/recipes-kernel/linux/kernel-devsrc.bb b/meta/recipes-kernel/linux/kernel-devsrc.bb
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+SUMMARY = "Linux kernel Development Source"
+DESCRIPTION = "Development source linux kernel. When built, this recipe packages the \
+source of the preferred virtual/kernel provider and makes it available for full kernel \
+development or external module builds"
+
+SECTION = "kernel"
+
+LICENSE = "GPLv2"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/GPL-2.0;md5=801f80980d171dd6425610833a22dbe6"
+
+inherit linux-kernel-base
+
+# Whilst not a module, this ensures we don't get multilib extended (which would make no sense)
+inherit module-base
+
+# We need the kernel to be staged (unpacked, patched and configured) before
+# we can grab the source and make the source package. We also need the bits from
+# ${B} not to change while we install, so virtual/kernel must finish do_compile.
+do_install[depends] += "virtual/kernel:do_shared_workdir"
+# Need the source, not just the output of populate_sysroot
+do_install[depends] += "virtual/kernel:do_install"
+
+# There's nothing to do here, except install the source where we can package it
+do_fetch[noexec] = "1"
+do_unpack[noexec] = "1"
+do_patch[noexec] = "1"
+do_configure[noexec] = "1"
+do_compile[noexec] = "1"
+do_populate_sysroot[noexec] = "1"
+
+# Define where the kernel headers are installed on the target as well as where
+# they are staged.
+KERNEL_SRC_PATH = "/usr/src/kernel"
+S = "${STAGING_KERNEL_DIR}"
+B = "${STAGING_KERNEL_BUILDDIR}"
+
+KERNEL_VERSION = "${@get_kernelversion_headers('${S}')}"
+
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+
+do_install() {
+ kerneldir=${D}${KERNEL_SRC_PATH}
+ install -d $kerneldir
+
+ #
+ # Copy the staging dir source (and module build support) into the devsrc structure.
+ # We can keep this copy simple and take everything, since a we'll clean up any build
+ # artifacts afterwards, and the extra i/o is not significant
+ #
+ cd ${B}
+ find . -type d -name '.git*' -prune -o -path '.debug' -prune -o -type f -print0 | cpio --null -pdlu $kerneldir
+ cd ${S}
+ find . -type d -name '.git*' -prune -o -type f -print0 | cpio --null -pdlu $kerneldir
+
+ # Explicitly set KBUILD_OUTPUT to ensure that the image directory is cleaned and not
+ # The main build artifacts. We clean the directory to avoid QA errors on mismatched
+ # architecture (since scripts and helpers are native format).
+ KBUILD_OUTPUT="$kerneldir"
+ oe_runmake -C $kerneldir CC="${KERNEL_CC}" LD="${KERNEL_LD}" clean _mrproper_scripts
+
+ # As of Linux kernel version 3.0.1, the clean target removes
+ # arch/powerpc/lib/crtsavres.o which is present in
+ # KBUILD_LDFLAGS_MODULE, making it required to build external modules.
+ if [ ${ARCH} = "powerpc" ]; then
+ mkdir -p $kerneldir/arch/powerpc/lib/
+ cp ${B}/arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
+ fi
+
+ chown -R root:root ${D}
+}
+# Ensure we don't race against "make scripts" during cpio
+do_install[lockfiles] = "${TMPDIR}/kernel-scripts.lock"
+
+PACKAGES = "kernel-devsrc"
+FILES_${PN} = "${KERNEL_SRC_PATH}"
+RDEPENDS_${PN} = "bc"