#!/bin/bash

# Copyright Lockywolf 2023
#
# 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=unaesgcm
VERSION=${VERSION:-0.4.1.20220827_0cf9cb}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

COMMIT=0cf9cb6e37c5944b1f441cb6295ecf35329d821f

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

PRINT_PACKAGE_NAME=${PRINT_PACKAGE_NAME:-}
if [ ! -z "${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" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
elif [ "$ARCH" = "aarch64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

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

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

cd $TMP
rm -rf $PRGNAM-$COMMIT
tar xvf $CWD/$PRGNAM-$COMMIT.tar.?z || exit 1
cd $PRGNAM-$COMMIT || exit 1


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 {} \;


#sed -i "s|/usr/local|$PKG/usr|g" Makefile
sed -i "s|/usr/local|/usr|g" Makefile
# sed -i 's|ln -sf /usr/local/bin/aesgcm-open /usr/local/libexec/unaesgcm/aesgcm-open-gui/||g' Makefile
sed -i '/update-desktop-database/d' Makefile

make  || make || exit 1
make install DESTDIR=$PKG || exit 1
#rm $PKG/usr/share/applications/mimeinfo.cache

( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || :
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || :
)


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


cat "$CWD/$PRGNAM.SlackBuild" > $PKG/usr/doc/${PRGNAM}-$VERSION/$PRGNAM.SlackBuild
cp -ar \
      LICENSE.md README.md \
      $PKG/usr/doc/${PRGNAM}-$VERSION


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

cd $PKG

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