#!/bin/bash

# Slackware build script for tbb
# Written by powtrix (@gmail.com)

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=tbb
VERSION=${VERSION:-2020u2}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

SRCNAM=oneTBB
SRCVERSION=$( echo ${VERSION} | sed 's,u,_U,' )

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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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 $TMP/oneTBB-${SRCVERSION}
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
tar xvf $CWD/${SRCNAM}-${SRCVERSION}.tar.gz
cd $SRCNAM-${SRCVERSION}
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 {} \;

make

mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}
# The *.so (no numerical suffix) files should be symlinks, but they're not,
# so we'll do that correct ourselves
mv build/linux_*_release/*.so.* $PKG/usr/lib${LIBDIRSUFFIX}
ln -s libtbb.so.2 $PKG/usr/lib${LIBDIRSUFFIX}/libtbb.so
ln -s libtbbmalloc.so.2 $PKG/usr/lib${LIBDIRSUFFIX}/libtbbmalloc.so
ln -s libtbbmalloc_proxy.so.2 $PKG/usr/lib${LIBDIRSUFFIX}/libtbbmalloc_proxy.so

mv include $PKG/usr

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

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a CHANGES LICENSE README{,.md} doc/Release_Notes.txt \
 $PKG/usr/doc/$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 $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}