yann@1: # This file declares functions to install the kernel headers for linux
yann@1: # Copyright 2007 Yann E. MORIN
yann@1: # Licensed under the GPL v2. See COPYING in the root of this package
yann@1: 
yann@965: CT_DoKernelTupleValues() {
yann@965:     # Nothing to do, keep the default value
yann@965:     :
yann@965: }
yann@965: 
yann@63: # Download the kernel
yann@63: do_kernel_get() {
yann@1222:     if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
yann@1118:         CT_GetFile "linux-${CT_KERNEL_VERSION}" \
yann@1118:                    {ftp,http}://ftp.{de.,eu.,}kernel.org/pub/linux/kernel/v2.{6{,/testing},4,2}
yann@63:     fi
yann@63:     return 0
yann@63: }
yann@63: 
yann@63: # Extract kernel
yann@63: do_kernel_extract() {
yann@1222:     if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" != "y" ]; then
yann@1126:         CT_Extract "linux-${CT_KERNEL_VERSION}"
yann@1126:         CT_Patch "linux-${CT_KERNEL_VERSION}"
yann@63:     fi
yann@63:     return 0
yann@63: }
yann@63: 
yann@1: # Wrapper to the actual headers install method
yann@1: do_kernel_headers() {
yann@1:     CT_DoStep INFO "Installing kernel headers"
yann@1: 
yann@1222:     if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then
yann@1222:         do_kernel_custom
yann@1:     else
yann@847:         do_kernel_install
yann@1:     fi
yann@1: 
yann@1:     CT_EndStep
yann@1: }
yann@1: 
yann@1: # Install kernel headers using headers_install from kernel sources.
yann@1: do_kernel_install() {
yann@78:     CT_DoLog DEBUG "Using kernel's headers_install"
yann@1: 
yann@1:     mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
yann@1:     cd "${CT_BUILD_DIR}/build-kernel-headers"
yann@1: 
yann@847:     # Only starting with 2.6.18 does headers_install is usable. We only
yann@847:     # have 2.6 version available, so only test for sublevel.
yann@1290:     k_sublevel=$("${awk}" '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}/Makefile")
yann@847:     [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers."
yann@847: 
yann@847:     V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
yann@1: 
yann@1:     CT_DoLog EXTRA "Installing kernel headers"
yann@1116:     CT_DoExecLog ALL                                    \
yann@1116:     make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}"  \
yann@1116:          O=$(pwd)                                       \
yann@1116:          ARCH=${CT_KERNEL_ARCH}                         \
yann@1116:          INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr"       \
yann@1116:          ${V_OPT}                                       \
yann@654:          headers_install
yann@1: 
yann@858:     if [ "${CT_KERNEL_LINUX_INSTALL_CHECK}" = "y" ]; then
yann@199:         CT_DoLog EXTRA "Checking installed headers"
yann@1116:         CT_DoExecLog ALL                                    \
yann@1116:         make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}"  \
yann@1116:              O=$(pwd)                                       \
yann@1116:              ARCH=${CT_KERNEL_ARCH}                         \
yann@1116:              INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr"       \
yann@1116:              ${V_OPT}                                       \
yann@654:              headers_check
yann@199:         find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
yann@199:     fi
yann@1: }
yann@1: 
yann@1222: # Use custom headers (most probably by using make headers_install in a
yann@847: # modified (read: customised) kernel tree, or using pre-2.6.18 headers, such
yann@847: # as 2.4). In this case, simply copy the headers in place
yann@1222: do_kernel_custom() {
yann@1221:     local tar_opt
yann@1221: 
yann@1221:     CT_DoLog EXTRA "Installing custom kernel headers"
yann@37: 
yann@37:     mkdir -p "${CT_SYSROOT_DIR}/usr"
yann@1221:     cd "${CT_SYSROOT_DIR}/usr"
yann@1221:     if [ "${CT_KERNEL_LINUX_CUSTOM_IS_TARBALL}" = "y" ]; then
yann@1221:         case "${CT_KERNEL_LINUX_CUSTOM_PATH}" in
yann@1221:             *.tar)      ;;
yann@1221:             *.tgz)      tar_opt=--gzip;;
yann@1221:             *.tar.gz)   tar_opt=--gzip;;
yann@1221:             *.tar.bz2)  tar_opt=--bzip2;;
yann@1221:             *.tar.lzma) tar_opt=--lzma;;
yann@1221:         esac
yann@1221:         CT_DoExecLog ALL tar x ${tar_opt} -vf ${CT_KERNEL_LINUX_CUSTOM_PATH}
yann@1221:     else
yann@1221:         CT_DoExecLog ALL cp -rv "${CT_KERNEL_LINUX_CUSTOM_PATH}/include" .
yann@1221:     fi
yann@37: }