debian-cd-clone/tools/apt-selection

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#!/bin/sh
# This is a little shell script that will launch apt-get in dry-run mode
# to find all the dependencies of a specific package
# There's not set -e here because this script may fail !
# Apt doesn't always work ...
# set -e
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# Get the configuration information if necessary
if [ -z "$CODENAME" -o -z "$ARCH" -o -z "$APTTMP" ]; then
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if [ -e CONF.sh ]; then
source CONF.sh
else
echo "Please set the good environment variables before "
echo "launching this program ..."
echo "Current values are :"
echo "CODENAME=$CODENAME"
echo "ARCH=$ARCH"
echo "APTTMP=$APTTMP"
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fi
fi
options=" -q -o Dir::State::status=$APTTMP/$CODENAME-$ARCH/status \
-o Dir::State=$APTTMP/$CODENAME-$ARCH/apt-state/ \
-o Dir::Cache=$APTTMP/$CODENAME-$ARCH/apt-cache/ \
-o Dir::Etc=$APTTMP/$CODENAME-$ARCH/apt/ \
-o APT::Cache::AllVersions=0 \
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-o APT::Architecture=$ARCH "
if [ -n "$NONFREE" -o -n "$EXTRANONFREE" ]; then
sections="main contrib non-free"
else
sections="main contrib"
fi
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# Check for the necessary dirs and files ...
if [ ! -d "$APTTMP/$CODENAME-$ARCH/apt-state/lists/partial" ]; then
mkdir -p "$APTTMP/$CODENAME-$ARCH/apt-state/lists/partial"
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fi
if [ ! -d "$APTTMP/$CODENAME-$ARCH/apt-cache/archives/partial" ]; then
mkdir -p "$APTTMP/$CODENAME-$ARCH/apt-cache/archives/partial"
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fi
if [ ! -d "$APTTMP/$CODENAME-$ARCH/apt" ]; then
mkdir -p "$APTTMP/$CODENAME-$ARCH/apt"
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fi
if [ ! -e "$APTTMP/$CODENAME-$ARCH/apt/sources.list" ]; then
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# Generating a correct sources.list file
echo "deb file:$MIRROR $CODENAME $sections" \
> $APTTMP/$CODENAME-$ARCH/apt/sources.list
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if [ -n "$NONUS" ]; then
echo "deb file:$NONUS $CODENAME/non-US $sections" \
>> $APTTMP/$CODENAME-$ARCH/apt/sources.list
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fi
# Local packages ...
if [ -n "$LOCAL" ]; then
echo "deb file:${LOCALDEBS:-$MIRROR} $CODENAME local" \
>> $APTTMP/$CODENAME-$ARCH/apt/sources.list
fi
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fi
temp=$APTTMP/$CODENAME-$ARCH/temp.apt-selection
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# Launch the command
if [ "$1" = "update" -o "$1" = "check" ]; then
apt-get $options $@
exit $?
elif [ "$1" = "cache" ]; then
shift
apt-cache $options $@
exit $?
elif [ "$1" = "deselected" ]; then
shift
apt-get $options -s $@ > $temp
num=$?
#if [ $num -ne 0 ]; then
#echo ": Param: apt-selection deselected $@" >&2;
#exit $num;
#fi
perl -ne 'print "$1\n" if /^Remv (\S+).*/' $temp | sort
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elif [ "$1" = "selected" ]; then
shift
apt-get $options -s $@ > $temp
num=$?
#if [ $num -ne 0 ]; then
# echo "ERROR: Param: apt-selection selected $@" >&2;
# exit $num;
#fi
perl -ne 'print "$1\n" if /^Inst (\S+).*/' $temp | sort
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else
apt-get $options -s $@
exit $?
fi