#!/bin/bash

# Slackware build script for libnfc

# Copyright 2022 Fernando Lopez Jr. <fernando.lopezjr@gmail.com>
# All rights reserved.
#
# Permission to use, copy, modify, and distribute this software for any purpose
# with or without fee is hereby granted, provided that the above copyright
# notice and this permission notice appear in all copies.
#
# THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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
# AUTHORS AND COPYRIGHT HOLDERS AND THEIR CONTRIBUTORS 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=libnfc
VERSION=${VERSION:-1.8.0}
BUILD=${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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$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
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$PRGNAM-$VERSION.tar.g? 2>/dev/null || tar xvf $CWD/$PRGNAM-$VERSION.tar.g?
mv $PRGNAM-$PRGNAM-$VERSION $PRGNAM-$VERSION 2>/dev/null || true
cd $PRGNAM-$VERSION
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 {} \;

patch -p1 < $CWD/fixup-mandir.patch

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    -DCMAKE_INSTALL_LIBDIR=/usr/lib${LIBDIRSUFFIX} \
    -DBUILD_DEBPKG=ON \
    -DBUILD_EXAMPLES=NO \
    -DBUILD_UTILS=ON \
    -DLIBNFC_DRIVER_PCSC=ON \
    -DLIBNFC_DRIVER_ACR122_PCSC=ON \
    -DLIBNFC_DRIVER_ACR122_USB=ON \
    -DLIBNFC_DRIVER_PN53X_USB=ON \
    -DCMAKE_BUILD_TYPE=Release ..
  make
  make install DESTDIR=$PKG
cd ..

# not used by project:
# -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS"
# -DMAN_INSTALL_DIR=/usr/man
# available cmake options:
# -DLIBNFC_CONFFILES_MODE
# -DLIBNFC_DEBUG_MODE
# -DLIBNFC_DRIVER_ACR122S
# -DLIBNFC_DRIVER_ACR122_PCSC
# -DLIBNFC_DRIVER_ACR122_USB
# -DLIBNFC_DRIVER_ARYGON
# -DLIBNFC_DRIVER_PCSC
# -DLIBNFC_DRIVER_PN532_I2C
# -DLIBNFC_DRIVER_PN532_SPI
# -DLIBNFC_DRIVER_PN532_UART
# -DLIBNFC_DRIVER_PN53X_USB
# -DLIBNFC_ENVVARS
# -DLIBNFC_LOG

mkdir -p $PKG/etc/nfc
install -Dm644 libnfc.conf.sample -t $PKG/etc/nfc/

mkdir -p $PKG/lib/modprobe.d
install -Dm644 contrib/linux/blacklist-libnfc.conf -t $PKG/lib/modprobe.d

mkdir -p $PKG/lib/udev/rules.d
install -Dm644 contrib/udev/93-pn53x.rules -t $PKG/lib/udev/rules.d

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
  
find $PKG/usr/man -type f -exec gzip -9 {} \;
for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  AUTHORS COPYING ChangeLog HACKING.md NEWS.md README.md manual-test-results.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