util/grub-install.in

   1 #! /bin/sh
   2
   3 # Install GRUB on your drive.
   4 # Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009  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 # Initialize some variables.
  20 transform="@program_transform_name@"
  21
  22 prefix=@prefix@
  23 exec_prefix=@exec_prefix@
  24 sbindir=@sbindir@
  25 bindir=@bindir@
  26 libdir=@libdir@
  27 PACKAGE_NAME=@PACKAGE_NAME@
  28 PACKAGE_TARNAME=@PACKAGE_TARNAME@
  29 PACKAGE_VERSION=@PACKAGE_VERSION@
  30 target_cpu=@target_cpu@
  31 platform=@platform@
  32 host_os=@host_os@
  33 font=@datadir@/@PACKAGE_TARNAME@/ascii.pf2
  34 pkglibdir=${libdir}/`echo ${PACKAGE_TARNAME}/${target_cpu}-${platform} | sed ${transform}`
  35
  36 grub_setup=${sbindir}/`echo grub-setup | sed ${transform}`
  37 if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] || [ "${target_cpu}-${platform}" = "mips-yeeloong" ] ; then
  38     grub_mkimage=${bindir}/`echo grub-mkimage | sed ${transform}`
  39 else
  40     grub_mkimage=${bindir}/`echo grub-mkelfimage | sed ${transform}`
  41 fi
  42 grub_mkdevicemap=${sbindir}/`echo grub-mkdevicemap | sed ${transform}`
  43 grub_probe=${sbindir}/`echo grub-probe | sed ${transform}`
  44 grub_editenv=${bindir}/`echo grub-editenv | sed ${transform}`
  45 rootdir=
  46 grub_prefix=`echo /boot/grub | sed ${transform}`
  47 modules=
  48
  49 install_device=
  50 no_floppy=
  51 force_lba=
  52 recheck=no
  53 debug=no
  54
  55 if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
  56     disk_module=biosdisk
  57 elif [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
  58     disk_module=
  59 else
  60     disk_module=ata
  61 fi
  62
  63 # Usage: usage
  64 # Print the usage.
  65 usage () {
  66     cat <<EOF
  67 Usage: grub-install [OPTION] install_device
  68 Install GRUB on your drive.
  69
  70   -h, --help              print this message and exit
  71   -v, --version           print the version information and exit
  72   --modules=MODULES       pre-load specified modules MODULES
  73   --root-directory=DIR    install GRUB images under the directory DIR
  74                           instead of the root directory
  75   --grub-setup=FILE       use FILE as grub-setup
  76   --grub-mkimage=FILE     use FILE as grub-mkimage
  77   --grub-mkdevicemap=FILE use FILE as grub-mkdevicemap
  78   --grub-probe=FILE       use FILE as grub-probe
  79   --no-floppy             do not probe any floppy drive
  80   --recheck               probe a device map even if it already exists
  81   --force                 install even if problems are detected
  82 EOF
  83 if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
  84     cat <<EOF
  85   --disk-module=MODULE    disk module to use
  86 EOF
  87 fi
  88 if [ "${target_cpu}-${platform}" = "mips-yeeloong" ] ; then
  89     cat <<EOF
  90   --font=FILE             font file to use
  91 EOF
  92 fi
  93     cat <<EOF
  94
  95 INSTALL_DEVICE can be a GRUB device name or a system device filename.
  96
  97 grub-install copies GRUB images into /boot/grub (or /grub on NetBSD and
  98 OpenBSD), and uses grub-setup to install grub into the boot sector.
  99
 100 If the --root-directory option is used, then grub-install will copy
 101 images into the operating system installation rooted at that directory.
 102
 103 Report bugs to <bug-grub@gnu.org>.
 104 EOF
 105 }
 106
 107 # Check the arguments.
 108 for option in "$@"; do
 109     case "$option" in
 110     -h | --help)
 111         usage
 112         exit 0 ;;
 113     -v | --version)
 114         echo "grub-install (GNU GRUB ${PACKAGE_VERSION})"
 115         exit 0 ;;
 116     --modules=*)
 117         modules=`echo "$option" | sed 's/--modules=//'` ;;
 118     --font=*)
 119         font=`echo "$option" | sed 's/--font=//'` ;;
 120     --root-directory=*)
 121         rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
 122     --grub-setup=*)
 123         grub_setup=`echo "$option" | sed 's/--grub-setup=//'` ;;
 124     --grub-mkimage=*)
 125         grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
 126     --grub-mkdevicemap=*)
 127         grub_mkdevicemap=`echo "$option" | sed 's/--grub-mkdevicemap=//'` ;;
 128     --grub-probe=*)
 129         grub_probe=`echo "$option" | sed 's/--grub-probe=//'` ;;
 130     --no-floppy)
 131         no_floppy="--no-floppy" ;;
 132     --recheck)
 133         recheck=yes ;;
 134     --disk-module=*)
 135         if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
 136            disk_module=`echo "$option" | sed 's/--disk-module=//'`
 137         fi ;;
 138     # This is an undocumented feature...
 139     --debug)
 140         debug=yes ;;
 141     -f | --force)
 142         setup_force="--force" ;;
 143     -*)
 144         echo "Unrecognized option \`$option'" 1>&2
 145         usage
 146         exit 1
 147         ;;
 148     *)
 149         if test "x$install_device" != x; then
 150             echo "More than one install_devices?" 1>&2
 151             usage
 152             exit 1
 153         fi
 154         install_device="${option}" ;;
 155     esac
 156 done
 157
 158 # for make_system_path_relative_to_its_root()
 159 . ${libdir}/grub/grub-mkconfig_lib
 160
 161 if test "x$install_device" = x && test "${target_cpu}-${platform}" != "mips-yeeloong"; then
 162     echo "install_device not specified." 1>&2
 163     usage
 164     exit 1
 165 fi
 166
 167 # If the debugging feature is enabled, print commands.
 168 setup_verbose=
 169 if test $debug = yes; then
 170     set -x
 171     setup_verbose="--verbose"
 172 fi
 173
 174 # Initialize these directories here, since ROOTDIR was initialized.
 175 case "$host_os" in
 176 netbsd* | openbsd*)
 177     # Because /boot is used for the boot block in NetBSD and OpenBSD, use /grub
 178     # instead of /boot/grub.
 179     grub_prefix=`echo /grub | sed ${transform}`
 180     bootdir=${rootdir}
 181     ;;
 182 *)
 183     # Use /boot/grub by default.
 184     bootdir=${rootdir}/boot
 185     ;;
 186 esac
 187
 188 grubdir=${bootdir}/`echo grub | sed ${transform}`
 189 device_map=${grubdir}/device.map
 190
 191 grub_probe="${grub_probe} --device-map=${device_map}"
 192
 193 # Check if GRUB is installed.
 194 if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
 195     set $grub_setup dummy
 196     if test -f "$1"; then
 197         :
 198     else
 199         echo "$1: Not found." 1>&2
 200         exit 1
 201     fi
 202 fi
 203
 204 set $grub_mkimage dummy
 205 if test -f "$1"; then
 206     :
 207 else
 208     echo "$1: Not found." 1>&2
 209     exit 1
 210 fi
 211
 212 set $grub_mkdevicemap dummy
 213 if test -f "$1"; then
 214     :
 215 else
 216     echo "$1: Not found." 1>&2
 217     exit 1
 218 fi
 219
 220 # Create the GRUB directory if it is not present.
 221 test -d "$bootdir" || mkdir "$bootdir" || exit 1
 222 test -d "$grubdir" || mkdir "$grubdir" || exit 1
 223
 224 # If --recheck is specified, remove the device map, if present.
 225 if test $recheck = yes; then
 226     rm -f $device_map
 227 fi
 228
 229 # Create the device map file if it is not present.
 230 if test -f "$device_map"; then
 231     :
 232 else
 233     # Create a safe temporary file.
 234     test -n "$mklog" && log_file=`$mklog`
 235
 236     $grub_mkdevicemap --device-map=$device_map $no_floppy || exit 1
 237 fi
 238
 239 # Make sure that there is no duplicated entry.
 240 tmp=`sed -n '/^([fh]d[0-9]*)/s/\(^(.*)\).*/\1/p' $device_map \
 241     | sort | uniq -d | sed -n 1p`
 242 if test -n "$tmp"; then
 243     echo "The drive $tmp is defined multiple times in the device map $device_map" 1>&2
 244     exit 1
 245 fi
 246
 247 # Copy the GRUB images to the GRUB directory.
 248 for file in ${grubdir}/*.mod ${grubdir}/*.lst ${grubdir}/*.img ${grubdir}/efiemu??.o; do
 249     if test -f $file && [ "`basename $file`" != menu.lst ]; then
 250         rm -f $file || exit 1
 251     fi
 252 done
 253 for file in ${pkglibdir}/*.mod ${pkglibdir}/*.lst; do
 254     cp -f $file ${grubdir} || exit 1
 255 done
 256 if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
 257     for file in ${pkglibdir}/*.img ${pkglibdir}/efiemu??.o; do
 258         if test -f $file; then
 259             cp -f $file ${grubdir} || exit 1
 260         fi
 261     done
 262 fi
 263
 264 # Copy gettext files
 265 mkdir -p ${grubdir}/locale/
 266 for file in ${grubdir}/locale/*.mo ${pkglibdir}/locale/*.mo; do
 267     if test -f "$file"; then
 268         cp -f "$file" ${grubdir}/locale/
 269     fi
 270 done
 271
 272 # Write device to a variable so we don't have to traverse /dev every time.
 273 grub_device=`$grub_probe --target=device ${grubdir}`
 274
 275 if ! test -f ${grubdir}/grubenv; then
 276     $grub_editenv ${grubdir}/grubenv create
 277 fi
 278
 279 # Create the core image. First, auto-detect the filesystem module.
 280 fs_module=`$grub_probe --target=fs --device ${grub_device}`
 281 if test "x$fs_module" = x -a "x$modules" = x; then
 282     echo "Auto-detection of a filesystem module failed." 1>&2
 283     echo "Please specify the module with the option \`--modules' explicitly." 1>&2
 284     exit 1
 285 fi
 286
 287 # Then the partition map module.  In order to support partition-less media,
 288 # this command is allowed to fail (--target=fs already grants us that the
 289 # filesystem will be accessible).
 290 partmap_module=`$grub_probe --target=partmap --device ${grub_device} 2> /dev/null`
 291
 292 # Device abstraction module, if any (lvm, raid).
 293 devabstraction_module=`$grub_probe --target=abstraction --device ${grub_device}`
 294
 295 # The order in this list is critical.  Be careful when modifying it.
 296 modules="$modules $disk_module"
 297 modules="$modules $fs_module $partmap_module $devabstraction_module"
 298
 299 relative_grubdir=`make_system_path_relative_to_its_root ${grubdir}` || exit 1
 300 if [ "x${relative_grubdir}" = "x" ] ; then
 301     relative_grubdir=/
 302 fi
 303
 304 prefix_drive=
 305 config_opt=
 306
 307 if [ "x${devabstraction_module}" = "x" ] ; then
 308     if [ x"${install_device}" != x ]; then
 309       if echo "${install_device}" | grep -qx "(.*)" ; then
 310         install_drive="${install_device}"
 311       else
 312         install_drive="`$grub_probe --target=drive --device ${install_device}`"
 313       fi
 314       install_drive="`echo ${install_drive} | sed -e s/,[0-9]*[a-z]*//g`"
 315     fi
 316     grub_drive="`$grub_probe --target=drive --device ${grub_device}`"
 317
 318     # Strip partition number
 319     grub_drive="`echo ${grub_drive} | sed -e s/,[0-9]*[a-z]*//g`"
 320     if [ "$disk_module" = ata ] ; then
 321         # generic method (used on coreboot and ata mod)
 322         uuid="`$grub_probe --target=fs_uuid --device ${grub_device}`"
 323         if [ "x${uuid}" = "x" ] ; then
 324           echo "UUID needed with ata mod, but the filesystem containing ${grubdir} does not support UUIDs." 1>&2
 325           exit 1
 326         fi
 327         echo "search.fs_uuid ${uuid} root " > ${grubdir}/load.cfg
 328         echo 'set prefix=($root)'"${relative_grubdir}" >> ${grubdir}/load.cfg
 329         config_opt="-c ${grubdir}/load.cfg "
 330         modules="$modules search_fs_uuid"
 331     elif [ "x${grub_drive}" != "x${install_drive}" ] ; then
 332         uuid="`$grub_probe --target=fs_uuid --device ${grub_device}`"
 333         if [ "x${uuid}" = "x" ] ; then
 334           echo "You attempted a cross-disk install, but the filesystem containing ${grubdir} does not support UUIDs." 1>&2
 335           exit 1
 336         fi
 337         echo "search.fs_uuid ${uuid} root " > ${grubdir}/load.cfg
 338         echo 'set prefix=($root)'"${relative_grubdir}" >> ${grubdir}/load.cfg
 339         config_opt="-c ${grubdir}/load.cfg "
 340         modules="$modules search_fs_uuid"
 341     fi
 342 else
 343     prefix_drive=`$grub_probe --target=drive --device ${grub_device}`
 344 fi
 345
 346 if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
 347     $grub_mkimage ${config_opt} --output=${grubdir}/core.img --prefix=${prefix_drive}${relative_grubdir} $modules || exit 1
 348
 349     # Now perform the installation.
 350     $grub_setup ${setup_verbose} ${setup_force} --directory=${grubdir} --device-map=${device_map} \
 351         ${install_device} || exit 1
 352 elif [ "${target_cpu}-${platform}" = "mips-yeeloong" ] ; then
 353     $grub_mkimage ${config_opt} -f ${font} -d ${pkglibdir} -O elf --output=/boot/grub.elf --prefix=${prefix_drive}${relative_grubdir} $modules || exit 1
 354 else
 355     $grub_mkimage ${config_opt} -d ${pkglibdir} --output=/boot/multiboot.img --prefix=${prefix_drive}${relative_grubdir} $modules || exit 1
 356 fi
 357
 358 echo "Installation finished. No error reported."
 359
 360 # Bye.
 361 exit 0