tools/grub/getimage.sh

   1 #!/bin/bash
   2 #
   3 # Copyright (c) 2016 Jiri Svoboda
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 #
  10 # - Redistributions of source code must retain the above copyright
  11 #   notice, this list of conditions and the following disclaimer.
  12 # - Redistributions in binary form must reproduce the above copyright
  13 #   notice, this list of conditions and the following disclaimer in the
  14 #   documentation and/or other materials provided with the distribution.
  15 # - The name of the author may not be used to endorse or promote products
  16 #   derived from this software without specific prior written permission.
  17 #
  18 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 #
  29
  30 #
  31 # Fake xorriso utility for extracting El Torrito boot image passed to it
  32 # by the caller
  33 #
  34
  35 while [ ."$1" != . ] ; do
  36         if [ ."$1" == .-b ] ; then
  37                 shift 1
  38                 image="$1"
  39                 output=pc.img
  40         elif [ ."$1" == .--efi-boot ] ; then
  41                 shift 1
  42                 image="$1"
  43                 output=efi.img
  44         elif [ ."$1" == .-r ] ; then
  45                 shift 1
  46                 root="$1"
  47         fi
  48         shift 1
  49 done
  50
  51 echo image is "$root/$image"
  52 cp "$root/$image" "$output"