#!/bin/bash

# Slackware build script for CDE

# Copyright 2013-2023 Matteo Bernardini <ponce@slackbuilds.org>, Pisa, Italy
# 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.

PRGNAM=CDE
VERSION=${VERSION:-20230816_615d9a3}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

DOCS="CONTRIBUTORS COPYING HISTORY README.md copyright"
SRCNAM=cdesktopenv
PREFIX=/usr/dt # this was hardcoded in the sources
CDEGRP=${CDEGRP:-cde}
CDEGID=${CDEGID:-310}

# Check for $CDEGRP presence
if ! getent group "$CDEGRP" 2>&1 > /dev/null; then
  printf "\n  You must have a \"$CDEGRP\" group in order to run this script.
  Add it with something like this:
    groupadd -g $CDEGID $CDEGRP\n"
  exit 1
fi

# Check for a previous install
if [ -d /var/dt ]; then
  printf "\n  You must cleanup from a previous install: issue an
  rm -fR /var/dt /usr/dt /etc/dt /usr/spool/calendar\n"
  exit 1
fi

set -e

rm -rf $PKG
mkdir -p $TMP $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.?z*
cd $SRCNAM-$VERSION/cde
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
 -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
 -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

sed -i 's|CP) $(fontaliasesdatadir)/|CP) |' programs/fontaliases/Makefile.am

./autogen.sh
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure --with-gnu-ld --prefix=$PREFIX
make

# This will get overwritten :-(
if [ -f /usr/share/terminfo/d/dtterm ]; then
  mv /usr/share/terminfo/d/dtterm /usr/share/terminfo/d/dtterm.old
fi

export LANG=C
export LC_ALL=C
make -j1 DESTDIR=$PKG install

mkdir -p $PKG/usr/share/terminfo/d
mv /usr/share/terminfo/d/dtterm $PKG/usr/share/terminfo/d/dtterm
if [ -f /usr/share/terminfo/d/dtterm.old ]; then
  mv /usr/share/terminfo/d/dtterm.old /usr/share/terminfo/d/dtterm
fi

mkdir -p $PKG/var/dt/{tmp,appconfig/appmanager}
chmod -R 755 $PKG/var/dt
chown -R bin:bin $PKG/var/dt
mkdir -p $PKG/etc/dt/appconfig/{appmanager,help,icons,types}/C
mkdir -p $PKG/etc/dt/config/{Xsession.d,xfonts/C}
chmod -R 755 $PKG/etc/dt

install -m 0755 -D $CWD/files/startxsession.sh $PKG/usr/bin/startxsession.sh
sed -i "s|@PREFIX@|$PREFIX|" $PKG/usr/bin/startxsession.sh

install -m 0644 $CWD/files/fonts.{alias,dir} $PKG/etc/dt/config/xfonts/C/
install -m 0644 -D $CWD/files/cde.desktop $PKG/usr/share/xsessions/cde.desktop
mkdir -p $PKG/var/spool/calendar
chmod 775 $PKG/var/spool/calendar
chown -R root.$CDEGRP $PKG/var/spool/calendar

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

# install an xinitrc
install -m 0755 -D $CWD/files/xinitrc.cde $PKG/etc/X11/xinit/xinitrc.cde

( cd ${PKG}${PREFIX} ; rm -f $DOCS )
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a $DOCS $PKG/usr/doc/$PRGNAM-$VERSION
sed "s|@LIBDIRSUFFIX@|$LIBDIRSUFFIX|" $CWD/README.Slackware
  > $PKG/usr/doc/$PRGNAM-$VERSION/README.Slackware
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}