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https://github.com/crosstool-ng/crosstool-ng.git
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101 lines
3.4 KiB
Bash
101 lines
3.4 KiB
Bash
# This file declares functions to install the kernel headers for linux
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# Copyright 2007 Yann E. MORIN
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# Licensed under the GPL v2. See COPYING in the root of this package
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CT_DoKernelTupleValues() {
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if [ "${CT_ARCH_USE_MMU}" = "y" ]; then
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CT_TARGET_KERNEL="linux"
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else
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# Sometime, noMMU linux targets have a -uclinux tuple, while
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# sometime it's -linux. We currently have only one noMMU linux
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# target, and it uses -linux, so let's just use that. Time
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# to fix that later...
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# CT_TARGET_KERNEL="uclinux"
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CT_TARGET_KERNEL="linux"
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fi
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}
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# Download the kernel
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do_kernel_get() {
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if [ "${CT_KERNEL_LINUX_INSTALL}" = "y" ]; then
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CT_GetFile "linux-${CT_KERNEL_VERSION}" \
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{ftp,http}://ftp.{de.,eu.,}kernel.org/pub/linux/kernel/v2.{6{,/testing},4,2}
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fi
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}
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# Extract kernel
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do_kernel_extract() {
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if [ "${CT_KERNEL_LINUX_INSTALL}" = "y" ]; then
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CT_Extract "linux-${CT_KERNEL_VERSION}"
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CT_Patch "linux" "${CT_KERNEL_VERSION}"
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fi
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}
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# Wrapper to the actual headers install method
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do_kernel_headers() {
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CT_DoStep INFO "Installing kernel headers"
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if [ "${CT_KERNEL_LINUX_INSTALL}" = "y" ]; then
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do_kernel_install
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else
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do_kernel_custom
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fi
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CT_EndStep
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}
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# Install kernel headers using headers_install from kernel sources.
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do_kernel_install() {
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CT_DoLog DEBUG "Using kernel's headers_install"
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mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
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cd "${CT_BUILD_DIR}/build-kernel-headers"
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V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
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CT_DoLog EXTRA "Installing kernel headers"
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CT_DoExecLog ALL \
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make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
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O=$(pwd) \
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ARCH=${CT_ARCH} \
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INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
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${V_OPT} \
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headers_install
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if [ "${CT_KERNEL_LINUX_INSTALL_CHECK}" = "y" ]; then
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CT_DoLog EXTRA "Checking installed headers"
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CT_DoExecLog ALL \
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make -C "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" \
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O=$(pwd) \
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ARCH=${CT_ARCH} \
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INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \
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${V_OPT} \
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headers_check
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find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
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fi
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}
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# Use custom headers (most probably by using make headers_install in a
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# modified (read: customised) kernel tree, or using pre-2.6.18 headers, such
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# as 2.4). In this case, simply copy the headers in place
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do_kernel_custom() {
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local tar_opt
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CT_DoLog EXTRA "Installing custom kernel headers"
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mkdir -p "${CT_SYSROOT_DIR}/usr"
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cd "${CT_SYSROOT_DIR}/usr"
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if [ "${CT_KERNEL_LINUX_CUSTOM_IS_TARBALL}" = "y" ]; then
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case "${CT_KERNEL_LINUX_CUSTOM_PATH}" in
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*.tar) ;;
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*.tgz) tar_opt=--gzip;;
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*.tar.gz) tar_opt=--gzip;;
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*.tar.bz2) tar_opt=--bzip2;;
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*.tar.lzma) tar_opt=--lzma;;
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esac
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CT_DoExecLog ALL tar x ${tar_opt} -vf ${CT_KERNEL_LINUX_CUSTOM_PATH}
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else
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CT_DoExecLog ALL cp -rv "${CT_KERNEL_LINUX_CUSTOM_PATH}/include" .
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fi
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}
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