#!/bin/bash
# Copyright 2008, 2009, 2010, 2012, 2013, 2014, 2016, 2018, 2019, 2020 Patrick J. Volkerding, Sebeka, Minnesota, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cd $(dirname $0) ; CWD=$(pwd)
PKGNAM=xscreensaver
VERSION=${VERSION:-$(echo xscreensaver-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}
# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) export ARCH=i586 ;;
arm*) export ARCH=arm ;;
# Unless $ARCH is already set, use uname -m for all other archs:
*) export ARCH=$( uname -m ) ;;
esac
fi
# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
echo "$PKGNAM-$VERSION-$ARCH-$BUILD.txz"
exit 0
fi
NUMJOBS=${NUMJOBS:-" -j$(expr $(nproc) + 1) "}
if [ "$ARCH" = "i586" ]; then
SLKCFLAGS="-O2 -march=i586 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
SLKCFLAGS="-O2"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
LIBDIRSUFFIX="64"
else
SLKCFLAGS="-O2"
LIBDIRSUFFIX=""
fi
TMP=${TMP:-/tmp}
PKG=$TMP/package-xscreensaver
rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf xscreensaver-$VERSION
tar xvf $CWD/xscreensaver-$VERSION.tar.?z || exit 1
cd xscreensaver-$VERSION
if [ -L /lib${LIBDIRSUFFIX}/libpam.so.? ]; then
USE_PAM="--with-pam"
unset USE_SHADOW
else
# Allow xscreensaver to work setgid shadow. I'd rather avoid requiring
# setuid root on this if at all possible...
zcat $CWD/xscreensaver.setuid.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
unset USE_PAM
USE_SHADOW="--with-shadow"
fi
# Add support for the electricsheep distributed screensaver:
zcat $CWD/xscreensaver.electricsheep.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
# Remove a feature that pops up a nag screen claiming the version is old
# after one year. Just don't send in bug reports on an old version, OK folks?
# I hate to swim against upstream, but with all respect this feature is not
# helpful to distributions.
zcat $CWD/xscreensaver.no.expiration.date.diff.gz | patch -p1 --verbose --backup --suffix=.orig || exit 1
chown -R root:root .
find . \
\( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
-exec chmod 755 {} \+ -o \
\( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
-exec chmod 644 {} \+
xml_config=/usr/bin/xml-config xml2_config=/usr/bin/xml2-config \
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
--prefix=/usr \
--libdir=/usr/lib${LIBDIRSUFFIX} \
--mandir=/usr/man \
--with-x-app-defaults=/etc/X11/app-defaults \
--with-text-file=/usr/doc/netdate/COPYRIGHT \
$USE_SHADOW \
$USE_PAM \
--without-kerberos \
--with-jpeg \
--with-gl \
--build=$ARCH-slackware-linux || exit 1
# Build:
make $NUMJOBS || make || exit 1
make install_prefix=$PKG install-strip || exit 1
if [ -z $USE_PAM ]; then
# Needed for password unlock:
chown root:shadow $PKG/usr/bin/xscreensaver
chmod 2751 $PKG/usr/bin/xscreensaver
else
# No special perms needed with PAM:
chmod 755 $PKG/usr/bin/xscreensaver
mkdir -p $PKG/etc/pam.d
cat $CWD/xscreensaver.pam > $PKG/etc/pam.d/xscreensaver.new
mkdir -p $PKG/install
zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
fi
# This is needed for the menus:
mkdir -p $PKG/usr/share/pixmaps
mkdir -p $PKG/etc
mkdir -p $PKG/usr/doc/xscreensaver-$VERSION
cp -a \
README* \
$PKG/usr/doc/xscreensaver-$VERSION
# Compress and link manpages, if any:
if [ -d $PKG/usr/man ]; then
( cd $PKG/usr/man
for manpagedir in $(find . -type d -name "man*") ; do
( cd $manpagedir
for eachpage in $( find . -type l -maxdepth 1 | grep -v '\.gz$') ; do
ln -s $( readlink $eachpage ).gz $eachpage.gz
rm $eachpage
done
gzip -9 *.?
)
done
)
fi
# Insert an older version of xscreensaver-getimage-file to avoid depending
# on libwww-perl. Maybe we'll eventually add this, but bundling 14 perl
# modules is a lot of maintainance just to get slidescreen working again.
# This restores the functionality that we had before without all that.
cat $CWD/xscreensaver-getimage-file-5.14 > $PKG/usr/bin/xscreensaver-getimage-file
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cd $PKG
/sbin/makepkg -l y -c n $TMP/xscreensaver-$VERSION-$ARCH-$BUILD.txz
