#!/bin/bash

# Slackware build script for LuaBitOp

# Copyright 2017 Gerardo Zamudio <gerardo.zamudio@linux.com> Mexico City
# 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.

# 20241023 bkw: Modified by SlackBuilds.org, BUILD=2:
# - build for lua 5.4 and lua51.

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

PRGNAM=LuaBitOp
VERSION=${VERSION:-1.0.2}
BUILD=${BUILD:-2}
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}

SLKCFLAGS="-O2 -fPIC" # on all platforms we need PIC
if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS+=" -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS+=" -march=i686 -mtune=i686"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} + -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} +

# 20241025 bkw: patch comes from Debian:
# https://packages.debian.org/sid/lua-bitop
# it supports lua 5.4 as well as 5.3.
patch -p1 < $CWD/port-to-lua5.3.patch

# 20241025 bkw: the "test" below will kill the script if it fails.
runmake() {
  local cmod=$( pkg-config $1 --variable INSTALL_CMOD )
  local incs=$( pkg-config $1 --variable INSTALL_INC )

  make clean

  make \
    INCLUDES=-I$incs \
    CCOPT="$SLKCFLAGS" \
    LDFLAGS="-Wl,-s" \
    LUA=$1 all test

  # 'make install' is broken but all frigging does is copy one file...
  install -D -s -m0755 bit.so $PKG/$cmod/bit.so
}

runmake lua
pkg-config --exists lua51 && runmake lua51

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cp -aR doc/* $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$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