scripts/package/buildtar

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 #
   5 # buildtar 0.0.5
   6 #
   7 # (C) 2004-2006 by Jan-Benedict Glaw <jbglaw@lug-owl.de>
   8 #
   9 # This script is used to compile a tarball from the currently
  10 # prepared kernel. Based upon the builddeb script from
  11 # Wichert Akkerman <wichert@wiggy.net>.
  12 #
  13
  14 set -e
  15
  16 #
  17 # Some variables and settings used throughout the script
  18 #
  19 tmpdir="${objtree}/tar-install"
  20 tarball="${objtree}/linux-${KERNELRELEASE}-${ARCH}.tar"
  21
  22
  23 #
  24 # Figure out how to compress, if requested at all
  25 #
  26 case "${1}" in
  27         dir-pkg|tar-pkg)
  28                 opts=
  29                 ;;
  30         targz-pkg)
  31                 opts=--gzip
  32                 tarball=${tarball}.gz
  33                 ;;
  34         tarbz2-pkg)
  35                 opts=--bzip2
  36                 tarball=${tarball}.bz2
  37                 ;;
  38         tarxz-pkg)
  39                 opts=--xz
  40                 tarball=${tarball}.xz
  41                 ;;
  42         *)
  43                 echo "Unknown tarball target \"${1}\" requested, please add it to ${0}." >&2
  44                 exit 1
  45                 ;;
  46 esac
  47
  48
  49 #
  50 # Clean-up and re-create the temporary directory
  51 #
  52 rm -rf -- "${tmpdir}"
  53 mkdir -p -- "${tmpdir}/boot"
  54 dirs=boot
  55
  56 #
  57 # Try to install modules
  58 #
  59 if grep -q '^CONFIG_MODULES=y' include/config/auto.conf; then
  60         make ARCH="${ARCH}" -f ${srctree}/Makefile INSTALL_MOD_PATH="${tmpdir}" modules_install
  61         dirs="$dirs lib"
  62 fi
  63
  64
  65 #
  66 # Install basic kernel files
  67 #
  68 cp -v -- "${objtree}/System.map" "${tmpdir}/boot/System.map-${KERNELRELEASE}"
  69 cp -v -- "${KCONFIG_CONFIG}" "${tmpdir}/boot/config-${KERNELRELEASE}"
  70 cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  71
  72
  73 #
  74 # Install arch-specific kernel image(s)
  75 #
  76 case "${ARCH}" in
  77         x86|i386|x86_64)
  78                 [ -f "${objtree}/arch/x86/boot/bzImage" ] && cp -v -- "${objtree}/arch/x86/boot/bzImage" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  79                 ;;
  80         alpha)
  81                 [ -f "${objtree}/arch/alpha/boot/vmlinux.gz" ] && cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  82                 ;;
  83         parisc*)
  84                 [ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  85                 [ -f "${objtree}/lifimage" ] && cp -v -- "${objtree}/lifimage" "${tmpdir}/boot/lifimage-${KERNELRELEASE}"
  86                 ;;
  87         mips)
  88                 if [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.bin" ]; then
  89                         cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.bin" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  90                 elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" ]; then
  91                         cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.ecoff" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  92                 elif [ -f "${objtree}/arch/mips/boot/compressed/vmlinux.srec" ]; then
  93                         cp -v -- "${objtree}/arch/mips/boot/compressed/vmlinux.srec" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  94                 elif [ -f "${objtree}/vmlinux.32" ]; then
  95                         cp -v -- "${objtree}/vmlinux.32" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  96                 elif [ -f "${objtree}/vmlinux.64" ]; then
  97                         cp -v -- "${objtree}/vmlinux.64" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  98                 elif [ -f "${objtree}/arch/mips/boot/vmlinux.bin" ]; then
  99                         cp -v -- "${objtree}/arch/mips/boot/vmlinux.bin" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
 100                 elif [ -f "${objtree}/arch/mips/boot/vmlinux.ecoff" ]; then
 101                         cp -v -- "${objtree}/arch/mips/boot/vmlinux.ecoff" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
 102                 elif [ -f "${objtree}/arch/mips/boot/vmlinux.srec" ]; then
 103                         cp -v -- "${objtree}/arch/mips/boot/vmlinux.srec" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
 104                 elif [ -f "${objtree}/vmlinux" ]; then
 105                         cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
 106                 fi
 107                 ;;
 108         arm64)
 109                 for i in Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo ; do
 110                         if [ -f "${objtree}/arch/arm64/boot/${i}" ] ; then
 111                                 cp -v -- "${objtree}/arch/arm64/boot/${i}" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
 112                                 break
 113                         fi
 114                 done
 115                 ;;
 116         *)
 117                 [ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-kbuild-${KERNELRELEASE}"
 118                 echo "" >&2
 119                 echo '** ** **  WARNING  ** ** **' >&2
 120                 echo "" >&2
 121                 echo "Your architecture did not define any architecture-dependent files" >&2
 122                 echo "to be placed into the tarball. Please add those to ${0} ..." >&2
 123                 echo "" >&2
 124                 sleep 5
 125                 ;;
 126 esac
 127
 128 if [ "${1}" = dir-pkg ]; then
 129         echo "Kernel tree successfully created in $tmpdir"
 130         exit 0
 131 fi
 132
 133 #
 134 # Create the tarball
 135 #
 136 if tar --owner=root --group=root --help >/dev/null 2>&1; then
 137         opts="$opts --owner=root --group=root"
 138 fi
 139
 140 tar cf $tarball -C $tmpdir $opts $dirs
 141
 142 echo "Tarball successfully created in $tarball"
 143
 144 exit 0