1 # This file declares functions to install the kernel headers for linux
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
5 CT_DoKernelTupleValues() {
6 if [ "${CT_ARCH_USE_MMU}" = "y" ]; then
7 CT_TARGET_KERNEL="linux"
9 CT_TARGET_KERNEL="uclinux"
15 if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
16 CT_GetFile "linux-${CT_KERNEL_VERSION}" \
17 {ftp,http}://ftp.{de.,eu.,}kernel.org/pub/linux/kernel/v2.{6{,/testing},4,2}
24 if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
25 CT_Extract "linux-${CT_KERNEL_VERSION}"
26 CT_Patch "linux-${CT_KERNEL_VERSION}"
31 # Wrapper to the actual headers install method
33 CT_DoStep INFO "Installing kernel headers"
35 if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then
44 # Install kernel headers using headers_install from kernel sources.
46 CT_DoLog DEBUG "Using kernel's headers_install"
48 mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
49 cd "${CT_BUILD_DIR}/build-kernel-headers"
51 # Only starting with 2.6.18 does headers_install is usable. We only
52 # have 2.6 version available, so only test for sublevel.
53 k_sublevel=$(awk '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}/Makefile")
54 [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers."
56 V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
58 CT_DoLog EXTRA "Installing kernel headers"
60 make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
62 ARCH=${CT_KERNEL_ARCH} \
63 INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
67 if [ "${CT_KERNEL_LINUX_INSTALL_CHECK}" = "y" ]; then
68 CT_DoLog EXTRA "Checking installed headers"
70 make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
72 ARCH=${CT_KERNEL_ARCH} \
73 INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
76 find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
80 # Use custom headers (most probably by using make headers_install in a
81 # modified (read: customised) kernel tree, or using pre-2.6.18 headers, such
82 # as 2.4). In this case, simply copy the headers in place
86 CT_DoLog EXTRA "Installing custom kernel headers"
88 mkdir -p "${CT_SYSROOT_DIR}/usr"
89 cd "${CT_SYSROOT_DIR}/usr"
90 if [ "${CT_KERNEL_LINUX_CUSTOM_IS_TARBALL}" = "y" ]; then
91 case "${CT_KERNEL_LINUX_CUSTOM_PATH}" in
93 *.tgz) tar_opt=--gzip;;
94 *.tar.gz) tar_opt=--gzip;;
95 *.tar.bz2) tar_opt=--bzip2;;
96 *.tar.lzma) tar_opt=--lzma;;
98 CT_DoExecLog ALL tar x ${tar_opt} -vf ${CT_KERNEL_LINUX_CUSTOM_PATH}
100 CT_DoExecLog ALL cp -rv "${CT_KERNEL_LINUX_CUSTOM_PATH}/include" .