util/grub.d/30_os-prober.in

   1 #! /bin/sh -e
   2
   3 # grub-mkconfig helper script.
   4 # Copyright (C) 2006,2007,2008,2009  Free Software Foundation, Inc.
   5 #
   6 # GRUB is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # GRUB is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 prefix=@prefix@
  20 exec_prefix=@exec_prefix@
  21 libdir=@libdir@
  22
  23 . ${libdir}/grub/grub-mkconfig_lib
  24
  25 if [ -z "`which os-prober 2> /dev/null`" -o -z "`which linux-boot-prober 2> /dev/null`" ] ; then
  26   # missing os-prober and/or linux-boot-prober
  27   exit 0
  28 fi
  29
  30 OSPROBED="`os-prober 2> /dev/null | tr ' ' '^' | paste -s -d ' '`"
  31 if [ -z "${OSPROBED}" ] ; then
  32   # empty os-prober output, nothing doing
  33   exit 0
  34 fi
  35
  36 for OS in ${OSPROBED} ; do
  37   DEVICE="`echo ${OS} | cut -d ':' -f 1`"
  38   LONGNAME="`echo ${OS} | cut -d ':' -f 2 | tr '^' ' '`"
  39   LABEL="`echo ${OS} | cut -d ':' -f 3 | tr '^' ' '`"
  40   BOOT="`echo ${OS} | cut -d ':' -f 4`"
  41
  42   if [ -z "${LONGNAME}" ] ; then
  43     LONGNAME="${LABEL}"
  44   fi
  45
  46   echo "Found ${LONGNAME} on ${DEVICE}" >&2
  47
  48   case ${BOOT} in
  49     chain)
  50
  51       cat << EOF
  52 menuentry "${LONGNAME} (on ${DEVICE})" {
  53 EOF
  54       prepare_grub_to_access_device ${DEVICE} | sed -e "s/^/\t/"
  55
  56       if [ "${LONGNAME}" != "Windows Vista (loader)" ] ; then
  57         cat << EOF
  58         drivemap -s (hd0) \${root}
  59 EOF
  60       fi
  61       cat <<EOF
  62         chainloader +1
  63 }
  64 EOF
  65     ;;
  66     linux)
  67       LINUXPROBED="`linux-boot-prober ${DEVICE} 2> /dev/null | tr ' ' '^' | paste -s -d ' '`"
  68
  69       for LINUX in ${LINUXPROBED} ; do
  70         LROOT="`echo ${LINUX} | cut -d ':' -f 1`"
  71         LBOOT="`echo ${LINUX} | cut -d ':' -f 2`"
  72         LLABEL="`echo ${LINUX} | cut -d ':' -f 3 | tr '^' ' '`"
  73         LKERNEL="`echo ${LINUX} | cut -d ':' -f 4`"
  74         LINITRD="`echo ${LINUX} | cut -d ':' -f 5`"
  75         LPARAMS="`echo ${LINUX} | cut -d ':' -f 6- | tr '^' ' '`"
  76
  77         if [ -z "${LLABEL}" ] ; then
  78           LLABEL="${LONGNAME}"
  79         fi
  80
  81         cat << EOF
  82 menuentry "${LLABEL} (on ${DEVICE})" {
  83 EOF
  84         prepare_grub_to_access_device ${DEVICE} | sed -e "s/^/\t/"
  85         cat <<  EOF
  86         linux ${LKERNEL} ${LPARAMS}
  87 EOF
  88         if [ -n "${LINITRD}" ] ; then
  89           cat << EOF
  90         initrd ${LINITRD}
  91 EOF
  92         fi
  93         cat << EOF
  94 }
  95 EOF
  96       done
  97     ;;
  98     macosx)
  99       OSXUUID="`grub-probe --target=fs_uuid --device ${DEVICE} 2> /dev/null`"
 100         cat << EOF
 101 menuentry "${LONGNAME} (on ${DEVICE})" {
 102 EOF
 103         prepare_grub_to_access_device ${DEVICE} | sed -e "s/^/\t/"
 104         cat << EOF
 105         insmod vbe
 106         do_resume=0
 107         if [ /var/vm/sleepimage -nt10 / ]; then
 108            if xnu_resume /var/vm/sleepimage; then
 109              do_resume=1
 110            fi
 111         fi
 112         if [ \$do_resume == 0 ]; then
 113            xnu_uuid ${OSXUUID} uuid
 114            if [ -f /Extra/DSDT.aml ]; then
 115               acpi -e /Extra/DSDT.aml
 116            fi
 117            xnu_kernel /mach_kernel boot-uuid=\${uuid} rd=*uuid
 118            if [ /System/Library/Extensions.mkext -nt /System/Library/Extensions ]; then
 119               xnu_mkext /System/Library/Extensions.mkext
 120            else
 121               xnu_kextdir /System/Library/Extensions
 122            fi
 123            if [ -f /Extra/Extensions.mkext ]; then
 124               xnu_mkext /Extra/Extensions.mkext
 125            fi
 126            if [ -d /Extra/Extensions ]; then
 127               xnu_kextdir /Extra/Extensions
 128            fi
 129            if [ -f /Extra/devtree.txt ]; then
 130               xnu_devtree /Extra/devtree.txt
 131            fi
 132            if [ -f /Extra/splash.jpg ]; then
 133               insmod jpeg
 134               xnu_splash /Extra/splash.jpg
 135            fi
 136            if [ -f /Extra/splash.png ]; then
 137               insmod png
 138               xnu_splash /Extra/splash.png
 139            fi
 140            if [ -f /Extra/splash.tga ]; then
 141               insmod tga
 142               xnu_splash /Extra/splash.tga
 143            fi
 144         fi
 145 }
 146 EOF
 147     ;;
 148     hurd|*)
 149       echo "  ${LONGNAME} is not yet supported by grub-mkconfig." >&2
 150     ;;
 151   esac
 152 done