slackpkg/files/dialog-functions.sh

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# Dialog functions
# Original functions from slackpkg modified by Marek Wodzinski (majek@mamy.to)
#
export DIALOG_CANCEL="1"
export DIALOG_ERROR="126"
export DIALOG_ESC="1"
export DIALOG_EXTRA="3"
export DIALOG_HELP="2"
export DIALOG_ITEM_HELP="2"
export DIALOG_OK="0"
# Show the lists and asks if the user want to proceed with that action
# Return accepted list in $SHOWLIST
#
if [ "$DIALOG" = "on" ] || [ "$DIALOG" = "ON" ]; then
function showlist() {
if [ "$ONOFF" != "off" ]; then
ONOFF=on
fi
rm -f $TMPDIR/dialog.tmp
if [ "$2" = "upgrade" ]; then
ls -1 $ROOT/var/log/packages/ > $TMPDIR/tmplist
for i in $1; do
BASENAME=$(cutpkg $i)
PKGFOUND=$(grep -m1 -e "^${BASENAME}-[^-]\+-\(noarch\|fw\|${ARCH}\)" $TMPDIR/tmplist)
echo "$i \"\" $ONOFF \"currently installed: $PKGFOUND\"" >>$TMPDIR/dialog.tmp
done
HINT="--item-help"
else
for i in $1; do
echo "$i \"\" $ONOFF" >>$TMPDIR/dialog.tmp
done
HINT=""
fi
# This is needed because dialog have a limit of arguments.
# This limit is around 20k characters in slackware 10.x
# Empiric tests on slackware 13.0 got a limit around 139k.
# If we exceed this limit, dialog got a terrible error, to
# avoid that, if the number of arguments is bigger than
# DIALOG_MAXARGS we remove the hints. If even without hints
# we can't got less characters than DIALOG_MAXARGS we give an
# error message to the user ask him to not use dialog
if [ $(wc -c $TMPDIR/dialog.tmp | cut -f1 -d\ ) -ge $DIALOG_MAXARGS ]; then
mv $TMPDIR/dialog.tmp $TMPDIR/dialog2.tmp
awk '{ NF=3 ; print $0 }' $TMPDIR/dialog2.tmp > $TMPDIR/dialog.tmp
HINT=""
fi
cat $TMPDIR/dialog.tmp|xargs dialog --title $2 --backtitle "slackpkg $VERSION" $HINT --checklist "Choose packages to $2:" 19 70 13 2>$TMPDIR/dialog.out
case "$?" in
0|123)
dialog --clear
;;
1|124|125|126|127)
dialog --clear
echo -e "DIALOG ERROR:\n-------------" >> $TMPDIR/error.log
cat $TMPDIR/dialog.out >> $TMPDIR/error.log
echo -e "-------------
If you want to continue using slackpkg, disable the DIALOG option in
/etc/slackpkg/slackpkg.conf and try again.
Help us to make slackpkg a better tool - report bugs to the slackpkg
developers" >> $TMPDIR/error.log
cleanup
;;
esac
SHOWLIST=$(cat $TMPDIR/dialog.out | tr -d \")
rm -f $TMPDIR/dialog.*
if [ -z "$SHOWLIST" ]; then
echo "No packages selected for $2, exiting."
cleanup
fi
}
fi