#!/bin/bash
# gnatcoll-bindings package build script (written by zhu.qunying@gmail.com)
# Copyright 2012-2023, Zhu Qun-Ying
# 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=gnatcoll-bindings
VERSION=${VERSION:-25.0.0}
BUILD=${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

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

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

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

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT

cd $TMP
rm -rf $PRGNAM-$VERSION
mkdir $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz -C $PRGNAM-$VERSION --strip-components=1

cd $PRGNAM-$VERSION
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 {} \; || exit 1

echo "$VERSION" > version_information
if [ "$ARCH" = "x86_64" ] ; then
    find -name "*.gpr" | xargs sed -i 's/lib\//lib64\//'
fi
ADA_FLAGS=$SLKCFLAGS
ADA_FLAGS="${ADA_FLAGS//-Wformat}"
ADA_FLAGS="${ADA_FLAGS//-Werror=format-security}"
LDFLAGS="-s"

gpr_opts="-j0 -R -XGNATCOLL_VERSION=$VERSION -cargs $ADA_FLAGS -fPIC -largs $LDFLAGS"
bindings=( python3 readline iconv gmp lzma omp syslog zlib )

for binding in "${bindings[@]}"
do
    cd $binding
    if [ "$binding" == "readline" ] ; then
	python3 ./setup.py build --prefix=/usr --accept-gpl --gpr-opts $gpr_opts
    else
	python3 ./setup.py build --prefix=/usr --gpr-opts $gpr_opts
    fi
    python3 ./setup.py install --prefix="$PKG/usr"
    cd ..
done

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION

cp README.md COPYING3 COPYING.RUNTIME $PKG/usr/doc/$PRGNAM-$VERSION
cp $CWD/$PRGNAM.SlackBuild $PKG/usr/doc/$PRGNAM-$VERSION/

mkdir -p $PKG/install
cp $CWD/slack-desc $PKG/install

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