#!/bin/bash

# Copyright 2007-2015  LukenShiro, Italy
# Copyright 2020-2023  Matteo Bernardini <ponce@slackbuilds.org>, Pisa, Italy
# Copyright 2025  Patrick J. Volkerding, Sebeka, Minnesota, USA
# 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.

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

PKGNAM=pcsc-lite
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-1}

# Debug is off by default
DEBUGATR=${DEBUGATR:-0}
# Inserted card's automatic poweroff (on-demand power on)
AUTOPOFF=${AUTOPOFF:-0}         # disabled by default

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$(uname -m)" in
    i?86) ARCH=i686 ;;
    arm*) readelf /usr/bin/file -A | egrep -q "Tag_CPU.*[4,5]" && ARCH=arm || ARCH=armv7hl ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
    *) ARCH=$(uname -m) ;;
  esac
  export ARCH
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PKGNAM-$VERSION-$ARCH-$BUILD.txz"
  exit 0
fi

NUMJOBS=${NUMJOBS:-" -j $(expr $(nproc) + 1) "}

if [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=pentium4 -mtune=generic"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -march=x86-64 -mtune=generic -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

TMP=${TMP:-/tmp}
PKG=$TMP/package-$PKGNAM

# Bail out if user or group isn't valid on your system
# For slackbuilds.org, assigned pcscd uid/gid are 257/257
# See http://slackbuilds.org/uid_gid.txt
# 20230801 bkw: grepping /etc/passwd and /etc/group may fail if e.g. NIS
# or LDAP is in use; always use getent. Also, print both messages (for user
# and group) if either doesn't exist.
if ! getent group pcscd &>/dev/null || ! getent passwd pcscd &>/dev/null; then
    echo "  You must have a \"pcscd\" user and group to run this script."
    echo "    # groupadd -g 257 pcscd"
    echo "    # useradd -u 257 -g pcscd -d /var/run/pcscd -s /bin/false pcscd"
    exit 1
fi

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

cd $TMP
rm -rf $PKGNAM-$VERSION
tar xvf $CWD/$PKGNAM-$VERSION.tar.?z || exit 1
cd $PKGNAM-$VERSION || 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 {} \+

# ATR (answer to reset) debug parsing output
case "$DEBUGATR" in
    0)  DEBUGATR_FLAG="dis" ;;
    *)  DEBUGATR_FLAG="en" ;;
esac

# disabling/enabling card's automatic power off
case "$AUTOPOFF" in
    0)  sed -i "s|^\/\* #define DISABLE_ON_DEMAND_POWER_ON \*\/|#define DISABLE_ON_DEMAND_POWER_ON|" \
       src/pcscd.h.in
       ;;
    *) ;;
esac

# Configure, build, and install:
if [ ! -r configure ]; then
  if [ -x ./autogen.sh ]; then
    NOCONFIGURE=1 ./autogen.sh
  else
    autoreconf -vif
  fi
fi
# --enable-runpid=/var/run/pcscd.pid, and
# --enable-muscledropdir="<libdir>/pcsc/services" are not supported anymore;
# pid directory changed to /var/run/pcscd for consistency
# libhal support is gone
# API docs not included anymore
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --docdir=/usr/doc/$PKGNAM-$VERSION \
  --mandir=/usr/man \
  --enable-ipcdir=/var/run/pcscd \
  --enable-usbdropdir="/usr/lib${LIBDIRSUFFIX}/pcsc/drivers" \
  --enable-confdir=/etc/reader.conf.d \
  --${DEBUGATR_FLAG}able-debugatr \
  --disable-libsystemd \
  --build=$ARCH-slackware-linux || exit 1
make $NUMJOBS || make || exit 1
make install DESTDIR=$PKG || exit 1

# Don't ship .la files:
rm -f $PKG/{,usr/}lib${LIBDIRSUFFIX}/*.la

# Strip binaries:
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

# Create the directory for drivers and such (not included with this package):
mkdir -p $PKG/usr/lib${LIBDIRSUFFIX}/pcsc/{drivers,services}

# Install init script:
mkdir -p $PKG/etc/rc.d
cp -a $CWD/rc.pcscd $PKG/etc/rc.d/rc.pcscd.new
chown root:root $PKG/etc/rc.d/rc.pcscd.new
chmod 644 $PKG/etc/rc.d/rc.pcscd.new

# Default options file:
mkdir -p $PKG/etc/default
cp -a $CWD/pcscd.default $PKG/etc/default/pcscd.new
chown root:root $PKG/etc/default/pcscd.new
chmod 644 $PKG/etc/default/pcscd.new

# formaticc manpage is not automatically installed:
if [ ! -r $PKG/usr/man/man1/formaticc.1 ]; then
  mkdir -p $PKG/usr/man/man1
  cp -a doc/formaticc.1 $PKG/usr/man/man1/formaticc.1
  chmod 644 $PKG/usr/man/man1/formaticc.1
fi

# Correct manpages in reader.conf.5 and pcscd.8:
sed -i "s|@confdir@|/etc/reader.conf.d|g" $PKG/usr/man/man5/reader.conf.5 || exit 1
sed -i "s|@sysconfdir_exp@/init.d/pcscd|/etc/rc.d/rc.pcscd|g" $PKG/usr/man/man8/pcscd.8 || exit 1
sed -i "s|@sysconfdir_exp@|/etc/reader.conf.d|g" $PKG/usr/man/man8/pcscd.8 || exit 1

# Compress manual pages:
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

# Add a documentation directory:
mkdir -p $PKG/usr/doc/${PKGNAM}-$VERSION
cp -a \
  AUTHORS* COPYING* ChangeLog GPL-3.0.txt* HELP* NEWS* README* SECURITY* \
  $PKG/usr/doc/${PKGNAM}-$VERSION

# If there's a ChangeLog, installing at least part of the recent history
# is useful, but don't let it get totally out of control:
if [ -r ChangeLog ]; then
  DOCSDIR=$(echo $PKG/usr/doc/${PKGNAM}-$VERSION)
  cat ChangeLog | head -n 1000 > $DOCSDIR/ChangeLog
  touch -r ChangeLog $DOCSDIR/ChangeLog
fi

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 $TMP/$PKGNAM-$VERSION-$ARCH-$BUILD.txz