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#!/bin/bash
# Copyright 2008, 2009, 2010, 2011, 2013, 2014, 2015, 2016, 2018 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=screen
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z* | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-2}
# 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-$BUILD.txz"
exit 0
fi
if [ "$ARCH" = "i586" ]; then
SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "s390" ]; then
SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
else
SLKCFLAGS="-O2"
fi
TMP=${TMP:-/tmp}
PKG=$TMP/package-screen
NUMJOBS=${NUMJOBS:-" -j$(expr $(nproc) + 1) "}
rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP
rm -rf screen-$VERSION
tar xvf $CWD/screen-$VERSION.tar.?z* || exit 1
cd screen-$VERSION || 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 {} \;
# Apply patches taken from Debian:
for pf in \
26source_encoding.patch.gz \
45suppress_remap.patch.gz \
52fix_screen_utf8_nfd.patch.gz \
; do zcat $CWD/$pf | patch --verbose -p1 || exit 1
done
# Revert a change to /etc/screenrc introduced in screen-4.3.x that prevents
# the console from being properly cleared when detaching from a screen session:
zcat $CWD/60-revert-screenrc-change.diff.gz | patch -p1 --verbose || exit 1
# Do not link against libelf:
zcat $CWD/screen.no_libelf.diff.gz | patch -p1 --verbose || exit 1
# Reconf after patching configure.ac:
autoreconf -vif
# Configure:
CFLAGS="$SLKCFLAGS" \
./configure \
--prefix=/usr \
--sysconfdir=/etc \
--libdir=/usr/lib${LIBDIRSUFFIX} \
--mandir=/usr/man \
--infodir=/usr/info \
--with-sys-screenrc=/etc/screenrc \
--with-pty-mode=0620 \
--with-pty-group=5 \
--disable-pam \
--enable-telnet \
--disable-socket-dir \
--enable-use-locale \
--enable-colors256 \
--enable-rxvt_osc \
--build=$ARCH-slackware-linux || exit 1
# Substitutions:
perl -pi -e 's|.*#undef HAVE_BRAILLE.*|#define HAVE_BRAILLE 1|' config.h
perl -pi -e 's|/usr/local/etc/screenrc|/etc/screenrc|' etc/etcscreenrc doc/*
perl -pi -e 's|/local/etc/screenrc|/etc/screenrc|' doc/*
# Build screen:
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1
# Prepare package:
( cd $PKG
find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)
# Sorry, pal. Not around here.
chmod 755 $PKG/usr/bin/screen-$VERSION
mkdir -p $PKG/etc/skel
cat etc/etcscreenrc > $PKG/etc/screenrc.new
cat etc/screenrc > $PKG/etc/skel/.screenrc.new
rm -f $PKG/usr/info/dir
gzip -9 $PKG/usr/info/*
gzip -9 $PKG/usr/man/man1/*
mkdir -p $PKG/usr/doc/screen-$VERSION
chmod 644 doc/FAQ
cp -a COPYING ChangeLog HACKING INSTALL NEWS README TODO \
doc/FAQ doc/README.DOTSCREEN \
$PKG/usr/doc/screen-$VERSION
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat << EOF > $PKG/install/doinst.sh
#!/bin/bash
config() {
NEW="\$1"
OLD="\$(dirname \$NEW)/\$(basename \$NEW .new)"
# If there's no config file by that name, mv it over:
if [ ! -r \$OLD ]; then
mv \$NEW \$OLD
elif [ "\$(cat \$OLD | md5sum)" = "\$(cat \$NEW | md5sum)" ]; then # toss the redundant copy
rm \$NEW
fi
# Otherwise, we leave the .new copy for the admin to consider...
}
config etc/screenrc.new
config etc/skel/.screenrc.new
# This is probably safer than leaving the hidden .new file... maybe?
rm -f etc/skel/.screenrc.new
EOF
# Build package:
cd $PKG
makepkg -l y -c n $TMP/screen-$VERSION-$ARCH-$BUILD.txz
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