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|
#!/bin/sh
# paperconfig: configuration of system paper name
#
# Copyright (C) 1996, Yves Arrouye <arrouye@debian.org>
# 2001, Adrian Bunk <bunk@fs.tum.de>
# 2021-2022, Reuben Thomas <rrt@sc3d.org>
#
# This file is part of the libpaper Debian package.
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 as published
# by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see
# <https://www.gnu.org/licenses/gpl-2.0.html>.
sysconfdir="/etc"
PAPERSIZE="$sysconfdir/papersize"
PAPERRUNPARTSDIR="$sysconfdir/paper.d"
PAPER_PROGRAM="/usr/bin/paper"
usage() {
echo "Usage: `basename $0` [--version|--help|--paper NAME|--choose]"
cat <<EOF
Options: -V, --version print version information and exit
-h, --help print this help and exit
-p, --paper NAME specify the paper to use
-c, --choose choose paper interactively
EOF
exit $1
}
choose=0
if [ "$#" -eq 0 ]; then
exec "$PAPER_PROGRAM" --no-size
fi
while [ $# -ne 0 ]; do
case "$1" in
-V|--version)
echo "`basename $0` version 2" \
"by Yves Arrouye <arrouye@debian.org>"
exit 0
;;
-h|--help)
usage 0
;;
-p|--paper)
test $# -gt 1 || usage
paper="$2"
shift
;;
-c|--choose)
choose=1
;;
*)
usage 1
;;
esac
shift
done
invalidpaper() {
! "$PAPER_PROGRAM" --no-size "$1" 2>/dev/null 1>&2
}
setpaper() {
paperright=`"$PAPER_PROGRAM" --no-size "$1" 2>/dev/null`
ok=0
if 2>/dev/null echo "$paperright" >${PAPERSIZE}.new; then
if 2>/dev/null mv -f ${PAPERSIZE}.new $PAPERSIZE; then
if 2>/dev/null chmod 644 $PAPERSIZE; then
ok=1
fi
fi
fi
if [ $ok -eq 0 ]; then
echo `basename $0`: cannot create $PAPERSIZE
exit 2
else
if [ -d $PAPERRUNPARTSDIR ]; then
run-parts $PAPERRUNPARTSDIR
fi
fi
}
if [ ! -z "$paper" ]; then
if invalidpaper $paper; then
>&2 echo `basename $0`: \"$paper\" is not a known paper name
exit 3
fi
setpaper "$paper"
exit 0
fi
knownpapers="`"$PAPER_PROGRAM" --all --no-size`"
prompt=
width=72
paper=`"$PAPER_PROGRAM" --no-size 2>/dev/null || true`
dftpaper=`"$PAPER_PROGRAM" --no-size`
if [ $choose -eq 1 ]; then
echo
LESS="-X -E $LESS"
export LESS
(
cat <<EOF
The system paper can be chosen from many known papers that are
currently recognized:
EOF
echo "$knownpapers" | sed 's/^/ /'
echo
) | /usr/bin/sensible-pager
: ${paper:=$dftpaper}
echo -n "Default paper name? [$paper] "
read ans
: ${ans:=$paper}
paper=$ans
while invalidpaper "$paper"; do
if [ -z "$paper" ]; then
echo "Please choose a paper from the available papers list."
else
echo "Unknown paper \"$paper\"," \
"please choose one from the available papers list."
fi
paper=$dftpaper
echo -n "Default paper name? [$paper] "
read ans
paper=$ans
done
fi
if invalidpaper "$paper"; then
echo "Invalid paper \"$paper\": not setting the system default."
exit 4
elif [ "`"$PAPER_PROGRAM" --no-size 2>/dev/null`" != "$paper" ] || grep -q "[# ]" $PAPERSIZE; then
setpaper "$paper"
fi
|
