#!/bin/bash

# Copyright 2002-2021  Patrick J. Volkerding, Sebeka, MN, 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=seyon
VERSION=2.20c
BUILD=${BUILD:-6}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$(uname -m)" in
    i?86) ARCH=i586 ;;
    arm*) readelf /usr/bin/file -A | grep -E -q "Tag_CPU.*[4,5]" && ARCH=arm || ARCH=armv7hl ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
    *) ARCH=$(uname -m) ;;
  esac
  export ARCH
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 [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "armv7hl" ]; then
  SLKCFLAGS="-O3 -march=armv7-a -mfpu=vfpv3-d16"
  LIBDIRSUFFIX=""
else
  SLKCFLAGS=${SLKCFLAGS:-"-O2"}
  LIBDIRSUFFIX=${LIBDIRSUFFIX:-""}
fi

TMP=${TMP:-/tmp}
PKG=$TMP/package-seyon

rm -rf $PKG
mkdir -p $PKG $PKG
cd $TMP
rm -rf seyon-$VERSION
tar xvf $CWD/seyon-$VERSION.tar.gz || exit 1
cd seyon-$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 {} \+

zcat $CWD/seyon_2.20c-16.diff.gz | patch -p1 --verbose || exit 1
sed -i "s/getline/seyon_getline/g" *

chmod 755 makever.sh
xmkmf
# Add -fcommon to CFLAGS:
sed -i -e 's/ CFLAGS = / CFLAGS = -fcommon -Wno-error=implicit-function-declaration/' Makefile
make || exit 1

mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/X11
make install DESTDIR=$PKG LIBDIR=/usr/lib${LIBDIRSUFFIX}/X11 || exit 1

mkdir -p $PKG/etc/X11/seyon
touch $PKG/etc/X11/seyon/Seyon-modem.new
mkdir -p $PKG/etc/X11/app-defaults
cp Seyon-co.ad $PKG/etc/X11/app-defaults/Seyon-color.new
cp Seyon.ad $PKG/etc/X11/app-defaults/Seyon.new

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

mkdir -p $PKG/usr/doc/seyon-$VERSION/.seyon
cp -a \
  1-* COPYING $PKG/usr/doc/seyon-$VERSION
cp -a \
  phonelist protocols script.CIS script.PCBoard script.QWK script.unix startup \
  $PKG/usr/doc/seyon-$VERSION/.seyon
find $PKG/usr/doc/seyon-$VERSION -type f -exec chmod 644 {} \+
find $PKG/usr/doc/seyon-$VERSION -type d -exec chmod 755 {} \+
( cd $PKG/usr/doc/seyon-$VERSION ; ln -sf .seyon HOME.seyon.directory.example )

mkdir -p $PKG/usr/man/man1
cat seyon.man | gzip -9c > $PKG/usr/man/man1/seyon.1.gz

mkdir -p $PKG/install
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/X11/seyon/Seyon-modem.new
config etc/X11/app-defaults/Seyon.new
config etc/X11/app-defaults/Seyon-color.new

EOF

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

cd $PKG
/sbin/makepkg -l y -c n $TMP/seyon-$VERSION-$ARCH-$BUILD.txz