linux/scripts/package/buildtar
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   1#!/bin/sh
   2
   3#
   4# buildtar 0.0.4
   5#
   6# (C) 2004-2006 by Jan-Benedict Glaw <jbglaw@lug-owl.de>
   7#
   8# This script is used to compile a tarball from the currently
   9# prepared kernel. Based upon the builddeb script from
  10# Wichert Akkerman <wichert@wiggy.net>.
  11#
  12
  13set -e
  14
  15#
  16# Some variables and settings used throughout the script
  17#
  18tmpdir="${objtree}/tar-install"
  19tarball="${objtree}/linux-${KERNELRELEASE}.tar"
  20
  21
  22#
  23# Figure out how to compress, if requested at all
  24#
  25case "${1}" in
  26        tar-pkg)
  27                compress="cat"
  28                file_ext=""
  29                ;;
  30        targz-pkg)
  31                compress="gzip -c9"
  32                file_ext=".gz"
  33                ;;
  34        tarbz2-pkg)
  35                compress="bzip2 -c9"
  36                file_ext=".bz2"
  37                ;;
  38        tarxz-pkg)
  39                compress="xz -c9"
  40                file_ext=".xz"
  41                ;;
  42        *)
  43                echo "Unknown tarball target \"${1}\" requested, please add it to ${0}." >&2
  44                exit 1
  45                ;;
  46esac
  47
  48
  49#
  50# Clean-up and re-create the temporary directory
  51#
  52rm -rf -- "${tmpdir}"
  53mkdir -p -- "${tmpdir}/boot"
  54
  55
  56#
  57# Try to install modules
  58#
  59if grep -q '^CONFIG_MODULES=y' "${objtree}/.config"; then
  60        make ARCH="${ARCH}" O="${objtree}" KBUILD_SRC= INSTALL_MOD_PATH="${tmpdir}" modules_install
  61fi
  62
  63
  64#
  65# Install basic kernel files
  66#
  67cp -v -- "${objtree}/System.map" "${tmpdir}/boot/System.map-${KERNELRELEASE}"
  68cp -v -- "${objtree}/.config" "${tmpdir}/boot/config-${KERNELRELEASE}"
  69cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  70
  71
  72#
  73# Install arch-specific kernel image(s)
  74#
  75case "${ARCH}" in
  76        x86|i386|x86_64)
  77                [ -f "${objtree}/arch/x86/boot/bzImage" ] && cp -v -- "${objtree}/arch/x86/boot/bzImage" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  78                ;;
  79        alpha)
  80                [ -f "${objtree}/arch/alpha/boot/vmlinux.gz" ] && cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  81                ;;
  82        parisc*)
  83                [ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  84                [ -f "${objtree}/lifimage" ] && cp -v -- "${objtree}/lifimage" "${tmpdir}/boot/lifimage-${KERNELRELEASE}"
  85                ;;
  86        vax)
  87                [ -f "${objtree}/vmlinux.SYS" ] && cp -v -- "${objtree}/vmlinux.SYS" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.SYS"
  88                [ -f "${objtree}/vmlinux.dsk" ] && cp -v -- "${objtree}/vmlinux.dsk" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.dsk"
  89                ;;
  90        *)
  91                [ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-kbuild-${KERNELRELEASE}"
  92                echo "" >&2
  93                echo '** ** **  WARNING  ** ** **' >&2
  94                echo "" >&2
  95                echo "Your architecture did not define any architecture-dependent files" >&2
  96                echo "to be placed into the tarball. Please add those to ${0} ..." >&2
  97                echo "" >&2
  98                sleep 5
  99                ;;
 100esac
 101
 102
 103#
 104# Create the tarball
 105#
 106(
 107        cd "${tmpdir}"
 108        opts=
 109        if tar --owner=root --group=root --help >/dev/null 2>&1; then
 110                opts="--owner=root --group=root"
 111        fi
 112        tar cf - boot/* lib/* $opts | ${compress} > "${tarball}${file_ext}"
 113)
 114
 115echo "Tarball successfully created in ${tarball}${file_ext}"
 116
 117exit 0
 118
 119
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