#!/bin/bash

# Slackware build script for suitesparse

# Copyright 2017-2026 Christoph Willing,  Brisbane Australia
# All rights reserved.
# Thanks to Pablo Santamaria for previous versions
#
# 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=suitesparse
SRCNAM=SuiteSparse
VERSION=${VERSION:-7.14.1}
BUILD=${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 [ "$ARCH" = "i586" ]; then
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  LIBDIRSUFFIX="64"
else
  LIBDIRSUFFIX=""
fi

# Ensure cmake-opt is being used in 15.0
if [ -f /etc/profile.d/cmake-opt.sh ]; then
  . /etc/profile.d/cmake-opt.sh
else
  echo "On Slackware 15.0, cmake-opt is a required dependency but not found. Exiting now ..."
  exit 1
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM
echo -n "Unpacking source tarball ... "
tar xvf $CWD/$SRCNAM-$VERSION.tar.gz
echo
cd $SRCNAM-$VERSION
echo -n "Sanitizing source code ... "
chown -R root:root .
find . ! -type l -a \( \
  \(   -perm /111 -a ! -perm 755 -a -exec chmod -f 755 {} + \) -o \
  \( ! -perm /111 -a ! -perm 644 -a -exec chmod -f 644 {} + \) \
\)
echo

mkdir -p $PKG/usr/include/suitesparse
mkdir -p $PKG/usr/lib$LIBDIRSUFFIX
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION


# If no CUDA toolkit is installed, SUITESPARSE_CUDA_ARCHITECTURES is ignored.
make CMAKE_OPTIONS="\
  -DCMAKE_INSTALL_PREFIX=/usr \
  -DCMAKE_INSTALL_LIBDIR=lib${LIBDIRSUFFIX} \
  -DSUITESPARSE_CUDA_ARCHITECTURES=all \
" || exit 1

make install \
    DESTDIR=$PKG \
    INSTALL_INCLUDE=$PKG/usr/include/suitesparse \
    INSTALL_LIB=$PKG/usr/lib$LIBDIRSUFFIX \
    INSTALL_DOC=$PKG/usr/doc/$PRGNAM-$VERSION

rm -f $PKG/usr/lib$LIBDIRSUFFIX/*.a

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

cp -a CITATION* CODE_OF_CONDUCT* LICENSE* README* $PKG/usr/doc/$PRGNAM-$VERSION
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 --remove-rpaths $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE