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|
#!/bin/sh
set -e
test -x /usr/bin/starplot || exit 0
if [ -z "$2" ] ; then
exit 0
fi
###################################
## starplot install|remove stardata
##
###################################
case $1 in
install)
# update any starplot data files
SP_DIR=/var/lib/starplot
STD_DIR=/usr/share/stardata
SPEC_DIR=/usr/share/starplot/specfiles
if [ "$2" = "gliese" ] || [ "$2" = "yale" ] ; then
IN=$STD_DIR/$2/catalog.dat
SPEC=$SPEC_DIR/$2.spec
OUT=$SP_DIR/$2.stars
CONV=/usr/bin/starconvert
[ ! -d "$SP_DIR" ] && mkdir $SP_DIR || true
if [ ! -x $CONV ] ; then
echo "Error: Unexpectedly missing starconvert binary!" 1>&2
exit 1
elif [ ! -e $IN ] || [ ! -e $SPEC ] ; then
echo "Warning: Unexpectedly missing $2 catalog or spec file!" 1>&2
exit 0
fi
# Test that output file is newer than package installation time
# of starplot and star catalogue packages. If not, needs to be
# updated. Have to use the files under /var/lib/dpkg/info since
# the mtimes for normal files in installed packages are the time of
# creation of the package rather than the time of installation.
UPDATE=true
if [ -f $OUT ] && [ -f /var/lib/dpkg/info/starplot.list ] \
&& [ -f /var/lib/dpkg/info/$2.list ] ; then
UPDATE=false
[ $OUT -nt /var/lib/dpkg/info/starplot.list ] || UPDATE=true
[ $OUT -nt /var/lib/dpkg/info/$2.list ] || UPDATE=true
fi
if [ "$UPDATE" = true ] ; then
echo "Updating $2 starplot data sets (in $SP_DIR)..."
$CONV $SPEC $IN $OUT > /dev/null 2>&1
else
echo "Starplot data sets for $2 are already up to date."
fi
if [ -f "$OUT" ] ; then
linkfile=/usr/share/starplot/$2.stars
if [ -f "$linkfile" ] || [ -L "$linkfile" ] ; then
rm -f $linkfile
fi
ln -s $OUT $linkfile
fi
fi
;;
remove)
if [ "$2" = "gliese" ] || [ "$2" = "yale" ] ; then
echo "Removing StarPlot $2 catalogue."
find /var/lib/starplot/ -name "$2.stars" -type f -print0 | xargs -0 rm -f
find /usr/share/starplot/ -name "$2.stars" -type l -print0 | xargs -0 rm -f
find /usr/share/starplot/ -name "$2.stars" -type f -print0 | xargs -0 rm -f
fi
;;
*)
exit 0
;;
esac
exit 0
|
