#!/bin/bash

# Slackware build script for cardinal

# Copyright 2023 Martin Bångens Sweden
# 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)

PRGNAM=cardinal
VERSION=${VERSION:-26.02}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

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

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

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

set -e

rm -rf "$PKG"
mkdir -p "$TMP" "$PKG" "$OUTPUT"
cd "$TMP"
rm -rf "$PRGNAM-$VERSION"
tar xvf "$CWD/$PRGNAM-$VERSION.tar.xz"
cd "$PRGNAM-$VERSION"
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 {} \;

mkdir -p "$TMP/$PRGNAM-$VERSION/mold-ld"
ln -sf /usr/bin/mold "$TMP/$PRGNAM-$VERSION/mold-ld/ld"

# two dependencies use malloc_usable_size, which is incompatible with fortification level 3
# https://github.com/DISTRHO/Cardinal/issues/576
# bfd need to be replaced with mold globally to build
export CFLAGS+=" -B${TMP}/$PRGNAM-$VERSION/mold-ld -Wno-format-security -D_FORTIFY_SOURCE=2 $SLKCFLAGS "
export CXXFLAGS+=" -B${TMP}/$PRGNAM-$VERSION/mold-ld -Wno-format-security -D_FORTIFY_SOURCE=2 $SLKCFLAGS "

make \
  PREFIX=/usr \
  SYSDEPS=true \
  WITH_LTO=false

make PREFIX=/usr SYSDEPS=true DESTDIR="$PKG" install
(
  cd "$PKG"
  [ "$ARCH" = "x86_64" ] && mv "$PKG/usr/lib" "$PKG/usr/lib${LIBDIRSUFFIX}"
  mkdir -p "$PKG/usr/doc/$PRGNAM-$VERSION"
  mv "$PKG/usr/share/doc/$PRGNAM"/* "$PKG/usr/doc/$PRGNAM-$VERSION"
  rm -rf "$PKG/usr/share/doc"
  find usr/lib${LIBDIRSUFFIX} -type f \( -iname "*.clap" -or -iname "*.so" \) -exec chmod +x {} \;
)

install -vDm 644 "$CWD/studio.kx.distrho.Cardinal.desktop" -t "$PKG/usr/share/applications"
install -vDm 644 "$CWD/cardinal.svg" "$PKG/usr/share/icons/hicolor/scalable/apps/cardinal.svg"
  
cat "$CWD/$PRGNAM.SlackBuild" > "$PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild"

mkdir -p "$PKG/install"
cat "$CWD/slack-desc" > "$PKG/install/slack-desc"
cat "$CWD/doinst.sh" > "$PKG/install/doinst.sh"

cd "$PKG"
/sbin/makepkg -l y -c n "$OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"