50 lines
1.4 KiB
Text
50 lines
1.4 KiB
Text
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# Helper library for update-grub
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# Copyright (C) 2007 Free Software Foundation, Inc.
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#
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# This file is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St - Suite 330, Boston, MA 02110, USA.
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transform="@program_transform_name@"
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sbindir=@sbindir@
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grub_probe=${sbindir}/`echo grub-probe | sed ${transform}`
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convert_system_path_to_grub_path ()
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{
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dir=$1
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dir=`readlink -f $dir`
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drive=`${grub_probe} -t drive $dir`
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if [ "x$drive" = "x" ] ; then
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return 1
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fi
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num=`stat -c %d $dir`
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relative_path=""
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while : ; do
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parent=`echo $dir | sed -e "s,/[^/]*$,,g" -e "s,^$,/,g"`
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if [ "x`stat -c %d $parent`" = "x$num" ] ; then : ; else
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break
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fi
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if [ "x$dir" = "x/" ] ; then
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break
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fi
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relative_path=`echo $dir | sed -e "s,^.*/,/,g"`$relative_path
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dir=$parent
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done
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echo ${drive}${relative_path}
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}
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