arch/all-pc/boot/grub2-aros/util/grub-mkconfig.in

   1 #! /bin/sh
   2 set -e
   3
   4 # Generate grub.cfg by inspecting /boot contents.
   5 # Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc.
   6 #
   7 # GRUB is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # GRUB is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 prefix="@prefix@"
  21 exec_prefix="@exec_prefix@"
  22 datarootdir="@datarootdir@"
  23
  24 prefix="@prefix@"
  25 exec_prefix="@exec_prefix@"
  26 sbindir="@sbindir@"
  27 bindir="@bindir@"
  28 sysconfdir="@sysconfdir@"
  29 PACKAGE_NAME=@PACKAGE_NAME@
  30 PACKAGE_VERSION=@PACKAGE_VERSION@
  31 host_os=@host_os@
  32 datadir="@datadir@"
  33 if [ "x$pkgdatadir" = x ]; then
  34     pkgdatadir="${datadir}/@PACKAGE@"
  35 fi
  36 grub_cfg=""
  37 grub_mkconfig_dir="${sysconfdir}"/grub.d
  38
  39 self=`basename $0`
  40
  41 grub_probe="${sbindir}/@grub_probe@"
  42 grub_file="${bindir}/@grub_file@"
  43 grub_editenv="${bindir}/@grub_editenv@"
  44 grub_script_check="${bindir}/@grub_script_check@"
  45
  46 export TEXTDOMAIN=@PACKAGE@
  47 export TEXTDOMAINDIR="@localedir@"
  48
  49 . "${pkgdatadir}/grub-mkconfig_lib"
  50
  51 # Usage: usage
  52 # Print the usage.
  53 usage () {
  54     gettext_printf "Usage: %s [OPTION]\n" "$self"
  55     gettext "Generate a grub config file"; echo
  56     echo
  57     print_option_help "-o, --output=$(gettext FILE)" "$(gettext "output generated config to FILE [default=stdout]")"
  58     print_option_help "-h, --help" "$(gettext "print this message and exit")"
  59     print_option_help "-v, --version" "$(gettext "print the version information and exit")"
  60     echo
  61     gettext "Report bugs to <bug-grub@gnu.org>."; echo
  62 }
  63
  64 argument () {
  65   opt=$1
  66   shift
  67
  68   if test $# -eq 0; then
  69       gettext_printf "%s: option requires an argument -- \`%s'\n" "$self" "$opt" 1>&2
  70       exit 1
  71   fi
  72   echo $1
  73 }
  74
  75 # Check the arguments.
  76 while test $# -gt 0
  77 do
  78     option=$1
  79     shift
  80
  81     case "$option" in
  82     -h | --help)
  83         usage
  84         exit 0 ;;
  85     -v | --version)
  86         echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
  87         exit 0 ;;
  88     -o | --output)
  89         grub_cfg=`argument $option "$@"`; shift;;
  90     --output=*)
  91         grub_cfg=`echo "$option" | sed 's/--output=//'`
  92         ;;
  93     -*)
  94         gettext_printf "Unrecognized option \`%s'\n" "$option" 1>&2
  95         usage
  96         exit 1
  97         ;;
  98     # Explicitly ignore non-option arguments, for compatibility.
  99     esac
 100 done
 101
 102 if [ "x$EUID" = "x" ] ; then
 103   EUID=`id -u`
 104 fi
 105
 106 if [ "$EUID" != 0 ] ; then
 107   root=f
 108   case "`uname 2>/dev/null`" in
 109     CYGWIN*)
 110       # Cygwin: Assume root if member of admin group
 111       for g in `id -G 2>/dev/null` ; do
 112         case $g in
 113           0|544) root=t ;;
 114         esac
 115       done ;;
 116   esac
 117   if [ $root != t ] ; then
 118     gettext_printf "%s: You must run this as root\n" "$self" >&2
 119     exit 1
 120   fi
 121 fi
 122
 123 set $grub_probe dummy
 124 if test -f "$1"; then
 125     :
 126 else
 127     gettext_printf "%s: Not found.\n" "$1" 1>&2
 128     exit 1
 129 fi
 130
 131 # Device containing our userland.  Typically used for root= parameter.
 132 GRUB_DEVICE="`${grub_probe} --target=device /`"
 133 GRUB_DEVICE_UUID="`${grub_probe} --device ${GRUB_DEVICE} --target=fs_uuid 2> /dev/null`" || true
 134
 135 # Device containing our /boot partition.  Usually the same as GRUB_DEVICE.
 136 GRUB_DEVICE_BOOT="`${grub_probe} --target=device /boot`"
 137 GRUB_DEVICE_BOOT_UUID="`${grub_probe} --device ${GRUB_DEVICE_BOOT} --target=fs_uuid 2> /dev/null`" || true
 138
 139 # Filesystem for the device containing our userland.  Used for stuff like
 140 # choosing Hurd filesystem module.
 141 GRUB_FS="`${grub_probe} --device ${GRUB_DEVICE} --target=fs 2> /dev/null || echo unknown`"
 142
 143 if [ x"$GRUB_FS" = xunknown ]; then
 144     GRUB_FS="$(stat -f --printf=%T / || echo unknown)"
 145 fi
 146
 147 if test -f ${sysconfdir}/default/grub ; then
 148   . ${sysconfdir}/default/grub
 149 fi
 150
 151 # XXX: should this be deprecated at some point?
 152 if [ "x${GRUB_TERMINAL}" != "x" ] ; then
 153   GRUB_TERMINAL_INPUT="${GRUB_TERMINAL}"
 154   GRUB_TERMINAL_OUTPUT="${GRUB_TERMINAL}"
 155 fi
 156
 157 termoutdefault=0
 158 if [ "x${GRUB_TERMINAL_OUTPUT}" = "x" ]; then
 159     GRUB_TERMINAL_OUTPUT=gfxterm;
 160     termoutdefault=1;
 161 fi
 162
 163 for x in ${GRUB_TERMINAL_OUTPUT}; do
 164     case "x${x}" in
 165         xgfxterm) ;;
 166         xconsole | xserial | xofconsole | xvga_text)
 167             # make sure all our children behave in conformance with ascii..
 168             export LANG=C;;
 169         *) echo "Invalid output terminal \"${GRUB_TERMINAL_OUTPUT}\"" >&2 ; exit 1 ;;
 170     esac
 171 done
 172
 173 GRUB_ACTUAL_DEFAULT="$GRUB_DEFAULT"
 174
 175 if [ "x${GRUB_ACTUAL_DEFAULT}" = "xsaved" ] ; then GRUB_ACTUAL_DEFAULT="`"${grub_editenv}" - list | sed -n '/^saved_entry=/ s,^saved_entry=,,p'`" ; fi
 176
 177
 178 # These are defined in this script, export them here so that user can
 179 # override them.
 180 export GRUB_DEVICE \
 181   GRUB_DEVICE_UUID \
 182   GRUB_DEVICE_BOOT \
 183   GRUB_DEVICE_BOOT_UUID \
 184   GRUB_FS \
 185   GRUB_FONT \
 186   GRUB_PRELOAD_MODULES \
 187   GRUB_ACTUAL_DEFAULT
 188
 189 # These are optional, user-defined variables.
 190 export GRUB_DEFAULT \
 191   GRUB_HIDDEN_TIMEOUT \
 192   GRUB_HIDDEN_TIMEOUT_QUIET \
 193   GRUB_TIMEOUT \
 194   GRUB_TIMEOUT_STYLE \
 195   GRUB_DEFAULT_BUTTON \
 196   GRUB_HIDDEN_TIMEOUT_BUTTON \
 197   GRUB_TIMEOUT_BUTTON \
 198   GRUB_TIMEOUT_STYLE_BUTTON \
 199   GRUB_BUTTON_CMOS_ADDRESS \
 200   GRUB_BUTTON_CMOS_CLEAN \
 201   GRUB_DISTRIBUTOR \
 202   GRUB_CMDLINE_LINUX \
 203   GRUB_CMDLINE_LINUX_DEFAULT \
 204   GRUB_CMDLINE_XEN \
 205   GRUB_CMDLINE_XEN_DEFAULT \
 206   GRUB_CMDLINE_LINUX_XEN_REPLACE \
 207   GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT \
 208   GRUB_CMDLINE_NETBSD \
 209   GRUB_CMDLINE_NETBSD_DEFAULT \
 210   GRUB_CMDLINE_GNUMACH \
 211   GRUB_TERMINAL_INPUT \
 212   GRUB_TERMINAL_OUTPUT \
 213   GRUB_SERIAL_COMMAND \
 214   GRUB_DISABLE_LINUX_UUID \
 215   GRUB_DISABLE_RECOVERY \
 216   GRUB_VIDEO_BACKEND \
 217   GRUB_GFXMODE \
 218   GRUB_BACKGROUND \
 219   GRUB_THEME \
 220   GRUB_GFXPAYLOAD_LINUX \
 221   GRUB_DISABLE_OS_PROBER \
 222   GRUB_INIT_TUNE \
 223   GRUB_SAVEDEFAULT \
 224   GRUB_ENABLE_CRYPTODISK \
 225   GRUB_BADRAM \
 226   GRUB_OS_PROBER_SKIP_LIST \
 227   GRUB_DISABLE_SUBMENU
 228
 229 if test "x${grub_cfg}" != "x"; then
 230   rm -f "${grub_cfg}.new"
 231   oldumask=$(umask); umask 077
 232   exec > "${grub_cfg}.new"
 233   umask $oldumask
 234 fi
 235 gettext "Generating grub configuration file ..." >&2
 236 echo >&2
 237
 238 cat << EOF
 239 #
 240 # DO NOT EDIT THIS FILE
 241 #
 242 # It is automatically generated by $self using templates
 243 # from ${grub_mkconfig_dir} and settings from ${sysconfdir}/default/grub
 244 #
 245 EOF
 246
 247
 248 for i in "${grub_mkconfig_dir}"/* ; do
 249   case "$i" in
 250     # emacsen backup files. FIXME: support other editors
 251     *~) ;;
 252     # emacsen autosave files. FIXME: support other editors
 253     */\#*\#) ;;
 254     *)
 255       if grub_file_is_not_garbage "$i" && test -x "$i" ; then
 256         echo
 257         echo "### BEGIN $i ###"
 258         "$i"
 259         echo "### END $i ###"
 260       fi
 261     ;;
 262   esac
 263 done
 264
 265 if test "x${grub_cfg}" != "x" ; then
 266   if ! ${grub_script_check} ${grub_cfg}.new; then
 267     # TRANSLATORS: %s is replaced by filename
 268     gettext_printf "Syntax errors are detected in generated GRUB config file.
 269 Ensure that there are no errors in /etc/default/grub
 270 and /etc/grub.d/* files or please file a bug report with
 271 %s file attached." "${grub_cfg}.new" >&2
 272     echo >&2
 273   else
 274     # none of the children aborted with error, install the new grub.cfg
 275     mv -f ${grub_cfg}.new ${grub_cfg}
 276   fi
 277 fi
 278
 279 gettext "done" >&2
 280 echo >&2