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        *)
  39                echo "Unknown tarball target \"${1}\" requested, please add it to ${0}." >&2
  40                exit 1
  41                ;;
  42esac
  43
  44
  45#
  46# Clean-up and re-create the temporary directory
  47#
  48rm -rf -- "${tmpdir}"
  49mkdir -p -- "${tmpdir}/boot"
  50
  51
  52#
  53# Try to install modules
  54#
  55if grep -q '^CONFIG_MODULES=y' "${objtree}/.config"; then
  56        make ARCH="${ARCH}" O="${objtree}" KBUILD_SRC= INSTALL_MOD_PATH="${tmpdir}" modules_install
  57fi
  58
  59
  60#
  61# Install basic kernel files
  62#
  63cp -v -- "${objtree}/System.map" "${tmpdir}/boot/System.map-${KERNELRELEASE}"
  64cp -v -- "${objtree}/.config" "${tmpdir}/boot/config-${KERNELRELEASE}"
  65cp -v -- "${objtree}/vmlinux" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
  66
  67
  68#
  69# Install arch-specific kernel image(s)
  70#
  71case "${ARCH}" in
  72        x86|i386|x86_64)
  73                [ -f "${objtree}/arch/x86/boot/bzImage" ] && cp -v -- "${objtree}/arch/x86/boot/bzImage" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  74                ;;
  75        alpha)
  76                [ -f "${objtree}/arch/alpha/boot/vmlinux.gz" ] && cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
  77                ;;
  78        vax)
  79                [ -f "${objtree}/vmlinux.SYS" ] && cp -v -- "${objtree}/vmlinux.SYS" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.SYS"
  80                [ -f "${objtree}/vmlinux.dsk" ] && cp -v -- "${objtree}/vmlinux.dsk" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.dsk"
  81                ;;
  82        *)
  83                [ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-kbuild-${KERNELRELEASE}"
  84                echo "" >&2
  85                echo '** ** **  WARNING  ** ** **' >&2
  86                echo "" >&2
  87                echo "Your architecture did not define any architecture-dependant files" >&2
  88                echo "to be placed into the tarball. Please add those to ${0} ..." >&2
  89                echo "" >&2
  90                sleep 5
  91                ;;
  92esac
  93
  94
  95#
  96# Create the tarball
  97#
  98(
  99        cd "${tmpdir}"
 100        tar cf - . | ${compress} > "${tarball}${file_ext}"
 101)
 102
 103echo "Tarball successfully created in ${tarball}${file_ext}"
 104
 105exit 0
 106
 107