Quelle  buildtar   Sprache: C

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0

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# buildtar 0.0.5
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# (C) 2004-2006 by Jan-Benedict Glaw <jbglaw@lug-owl.de>
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# This script is used to compile a tarball from the currently
# prepared kernel. Based upon the builddeb script from
# Wichert Akkerman <wichert@wiggy.net>.
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set -eu

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# Some variables and settings used throughout the script
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tmpdir=$1

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# Clean-up and re-create the temporary directory
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rm -rf -- "${tmpdir}"
mkdir -p -- "${tmpdir}/boot"


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# Try to install dtbs
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if grep -q '^CONFIG_OF_EARLY_FLATTREE=y' include/config/auto.conf; then
 # Only some architectures with OF support have this target
 if [ -d "${srctree}/arch/${SRCARCH}/boot/dts" ]; then
  $MAKE ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_DTBS_PATH="${tmpdir}/boot/dtbs/${KERNELRELEASE}" dtbs_install
    fi
fi


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# Install modules
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make ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_MOD_PATH="${tmpdir}" modules_install


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# Install basic kernel files
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cp -v -- "${objtree}/System.map" "${tmpdir}/boot/System.map-${KERNELRELEASE}"
cp -v -- "${KCONFIG_CONFIG}" "${tmpdir}/boot/config-${KERNELRELEASE}"
cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"


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# Install arch-specific kernel image(s)
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# Note:
#   mips and arm64 copy the first image found. This may not produce the desired
#   outcome because it may pick up a stale file remaining in the build tree.
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case "${ARCH}" in
 alpha)
  cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  ;;
 parisc*)
  cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  [ -f "${objtree}/lifimage" ] && cp -v -- "${objtree}/lifimage" "${tmpdir}/boot/lifimage-${KERNELRELEASE}"
  ;;
 mips)
  # Please note the following code may copy a stale file.
  if [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.bin" ]; then
   cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.bin" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" ]; then
   cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.srec" ]; then
   cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.srec" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  elif [ -f "${objtree}/vmlinux.32" ]; then
   cp -v -- "${objtree}/vmlinux.32" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  elif [ -f "${objtree}/vmlinux.64" ]; then
   cp -v -- "${objtree}/vmlinux.64" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  elif [ -f "${objtree}/arch/mips/boot/vmlinux.bin" ]; then
   cp -v -- "${objtree}/arch/mips/boot/vmlinux.bin" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  elif [ -f "${objtree}/arch/mips/boot/vmlinux.ecoff" ]; then
   cp -v -- "${objtree}/arch/mips/boot/vmlinux.ecoff" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  elif [ -f "${objtree}/arch/mips/boot/vmlinux.srec" ]; then
   cp -v -- "${objtree}/arch/mips/boot/vmlinux.srec" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  elif [ -f "${objtree}/vmlinux" ]; then
   cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  fi
  ;;
 arm64)
  # Please note the following code may copy a stale file.
  for i in Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo vmlinuz.efi ; do
   if [ -f "${objtree}/arch/arm64/boot/${i}" ] ; then
    cp -v -- "${objtree}/arch/arm64/boot/${i}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
    break
   fi
  done
  ;;
 riscv)
  case "${KBUILD_IMAGE##*/}" in
   Image.*|vmlinuz.efi)
    cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}";;
   *)
    cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}";;
  esac
  ;;
 *)
  cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  ;;
esac