1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/scripts/build/kernel/linux-common.sh Wed May 13 20:55:15 2009 +0000
1.3 @@ -0,0 +1,99 @@
1.4 +# This file declares functions to install the kernel headers for linux
1.5 +# Copyright 2007 Yann E. MORIN
1.6 +# Licensed under the GPL v2. See COPYING in the root of this package
1.7 +
1.8 +CT_DoKernelTupleValues() {
1.9 + # Nothing to do, keep the default value
1.10 + :
1.11 +}
1.12 +
1.13 +# Download the kernel
1.14 +do_kernel_get() {
1.15 + if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
1.16 + CT_GetFile "linux-${CT_KERNEL_VERSION}" \
1.17 + {ftp,http}://ftp.{de.,eu.,}kernel.org/pub/linux/kernel/v2.{6{,/testing},4,2}
1.18 + fi
1.19 + return 0
1.20 +}
1.21 +
1.22 +# Extract kernel
1.23 +do_kernel_extract() {
1.24 + if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
1.25 + CT_Extract "linux-${CT_KERNEL_VERSION}"
1.26 + CT_Patch "linux-${CT_KERNEL_VERSION}"
1.27 + fi
1.28 + return 0
1.29 +}
1.30 +
1.31 +# Wrapper to the actual headers install method
1.32 +do_kernel_headers() {
1.33 + CT_DoStep INFO "Installing kernel headers"
1.34 +
1.35 + if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then
1.36 + do_kernel_custom
1.37 + else
1.38 + do_kernel_install
1.39 + fi
1.40 +
1.41 + CT_EndStep
1.42 +}
1.43 +
1.44 +# Install kernel headers using headers_install from kernel sources.
1.45 +do_kernel_install() {
1.46 + CT_DoLog DEBUG "Using kernel's headers_install"
1.47 +
1.48 + mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
1.49 + cd "${CT_BUILD_DIR}/build-kernel-headers"
1.50 +
1.51 + # Only starting with 2.6.18 does headers_install is usable. We only
1.52 + # have 2.6 version available, so only test for sublevel.
1.53 + k_sublevel=$(awk '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}/Makefile")
1.54 + [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers."
1.55 +
1.56 + V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
1.57 +
1.58 + CT_DoLog EXTRA "Installing kernel headers"
1.59 + CT_DoExecLog ALL \
1.60 + make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
1.61 + O=$(pwd) \
1.62 + ARCH=${CT_KERNEL_ARCH} \
1.63 + INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
1.64 + ${V_OPT} \
1.65 + headers_install
1.66 +
1.67 + if [ "${CT_KERNEL_LINUX_INSTALL_CHECK}" = "y" ]; then
1.68 + CT_DoLog EXTRA "Checking installed headers"
1.69 + CT_DoExecLog ALL \
1.70 + make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
1.71 + O=$(pwd) \
1.72 + ARCH=${CT_KERNEL_ARCH} \
1.73 + INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
1.74 + ${V_OPT} \
1.75 + headers_check
1.76 + find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
1.77 + fi
1.78 +}
1.79 +
1.80 +# Use custom headers (most probably by using make headers_install in a
1.81 +# modified (read: customised) kernel tree, or using pre-2.6.18 headers, such
1.82 +# as 2.4). In this case, simply copy the headers in place
1.83 +do_kernel_custom() {
1.84 + local tar_opt
1.85 +
1.86 + CT_DoLog EXTRA "Installing custom kernel headers"
1.87 +
1.88 + mkdir -p "${CT_SYSROOT_DIR}/usr"
1.89 + cd "${CT_SYSROOT_DIR}/usr"
1.90 + if [ "${CT_KERNEL_LINUX_CUSTOM_IS_TARBALL}" = "y" ]; then
1.91 + case "${CT_KERNEL_LINUX_CUSTOM_PATH}" in
1.92 + *.tar) ;;
1.93 + *.tgz) tar_opt=--gzip;;
1.94 + *.tar.gz) tar_opt=--gzip;;
1.95 + *.tar.bz2) tar_opt=--bzip2;;
1.96 + *.tar.lzma) tar_opt=--lzma;;
1.97 + esac
1.98 + CT_DoExecLog ALL tar x ${tar_opt} -vf ${CT_KERNEL_LINUX_CUSTOM_PATH}
1.99 + else
1.100 + CT_DoExecLog ALL cp -rv "${CT_KERNEL_LINUX_CUSTOM_PATH}/include" .
1.101 + fi
1.102 +}