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DistUpgrade/cdromupgrade

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#!/bin/sh

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#

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# "cdromupgrade" is a shell script wrapper around the dist-upgrader

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# to make it possible to put it onto the top-level dir of a CD and

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# run it from there

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# 

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# Not that useful unfortunately when the CD is mounted "noexec".

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#

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# the codename is AUTO-GENERATED from the build-host relase codename

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CODENAME=vivid

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UPGRADER_DIR=dists/$CODENAME/main/dist-upgrader/binary-all/

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# this script can be called in three ways:

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#   sh /cdrom/cdromugprade

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#   sh ./cdromupgrade

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#   sh cdromupgrade

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# the sh below is needed to figure out the cdromdirname

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case "$0" in

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/*)  cddirname="${0%\/*}" ;;

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*/*) cddirname="$(pwd)/${0%\/*}" ;;

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*)   cddirname="$(pwd)/" ;;

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esac

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fullpath="$cddirname/$UPGRADER_DIR"

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# extract the tar to a TMPDIR and run it from there

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if [ ! -f "$fullpath/$CODENAME.tar.gz" ]; then

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    echo "Could not find the upgrade application archive, exiting"

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    exit 1

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fi

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TMPDIR=$(mktemp -d)

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cd $TMPDIR

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tar xzf "$fullpath/$CODENAME.tar.gz"

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if [ ! -x $TMPDIR/$CODENAME ]; then

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    echo "Could not find the upgrade application in the archive, exiting"

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    exit 1

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fi

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$TMPDIR/$CODENAME --cdrom "$cddirname" $@

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