#!/bin/bash

# Copyright 2008, 2009  Eric Hameleers, Eindhoven, NL
# Copyright 2008, 2009, 2010, 2018  Patrick J. Volkerding, Sebeka, MN  USA
# 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.
# -----------------------------------------------------------------------------
#
# Slackware SlackBuild script 
# ===========================
# By:         Eric Hameleers <alien@slackware.com>
# For:        m17n-lib
# Descr:      multilingualization of many aspects of applications
# URL:        http://m17n.org/
#
# -----------------------------------------------------------------------------

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

PKGNAM=m17n-lib
SHORTNAM=m17n
VERSION=${VERSION:-1.8.3}
DBVERSION=${DBVERSION:-1.8.3}
BUILD=${BUILD:-1}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i586 ;;
    arm*) export ARCH=arm ;;
    loongarch64) export ARCH=loong64 ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
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) "}

DOCS="AUTHORS COPYING ChangeLog NEWS README TODO"
DOCS_DB="ABOUT-NLS AUTHORS COPYING ChangeLog NEWS README"

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

SOURCE[0]="$CWD/${PKGNAM}-${VERSION}.tar.lz"
SOURCE[1]="$CWD/${SHORTNAM}-db-${DBVERSION}.tar.lz"

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" = "armv7hl" ]; then
  SLKCFLAGS="-O2 -march=armv7-a -mfpu=vfpv3-d16"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "loong64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

rm -rf $PKG
mkdir -p $TMP/build-${PKGNAM} $PKG

cd $TMP/build-${PKGNAM}
for (( i = 0; i < ${#SOURCE[*]}; i++ )) ; do
  tar xvf ${SOURCE[$i]} || exit 1
done
chown -R root:root *
chmod -R u+w,go+r-w,a-s *

cd ${PKGNAM}-${VERSION} || exit 1

echo Building ...
autoreconf -fi
CXXFLAGS="$SLKCFLAGS" \
CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --localstatedir=/var \
  --sysconfdir=/etc \
  --mandir=/usr/man \
  --disable-gui \
  --disable-static \
  --program-prefix= \
  --program-suffix= \
  --build=loongarch64-slackware-linux || exit 1
# If you get errors here, uninstall the present m17n-lib package first:
make $NUMJOBS || make || exit 1
make DESTDIR=$PKG install || exit 1
cd ..

# Compile and install the m17n database:
echo "Building the m17n database..."
cd ${SHORTNAM}-db-${DBVERSION}
autoreconf -fi
CXXFLAGS="$SLKCFLAGS" \
CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --localstatedir=/var \
  --sysconfdir=/etc \
  --program-prefix= \
  --program-suffix= \
  --build=loongarch64-slackware-linux || exit 1
make $NUMJOBS || make || exit 1
make DESTDIR=$PKG install || exit 1
cd ..

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

# Add package documentation:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION/db
cd ${PKGNAM}-${VERSION}
cp -a $DOCS $PKG/usr/doc/$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:
cat ChangeLog | head -n 1000 > $PKG/usr/doc/$PKGNAM-$VERSION/ChangeLog
touch -r ChangeLog $PKG/usr/doc/$PKGNAM-$VERSION/ChangeLog
cd ../${SHORTNAM}-db-${DBVERSION}
cp -a $DOCS_DB $PKG/usr/doc/$PKGNAM-$VERSION/db
# 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:
cat ChangeLog | head -n 1000 > $PKG/usr/doc/$PKGNAM-$VERSION/db/ChangeLog
touch -r ChangeLog $PKG/usr/doc/$PKGNAM-$VERSION/db/ChangeLog
cd ..
find $PKG/usr/doc -type f -exec chmod 644 {} \+

# Compress the man page(s):
( cd $PKG/usr/man/man3
  for file in * ; do
    mv $file $(basename $file m17n)
  done
)
find $PKG/usr/man -type f -name "*.?" -exec gzip -9f {} \+
for i in $(find $PKG/usr/man -type l -name "*.?") ; do
  ln -s $( readlink $i ).gz $i.gz ; rm $i
done

# 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

# Add a package description:
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

# Build the package:
cd $PKG
/sbin/makepkg -l y -c n $TMP/${PKGNAM}-${VERSION}-${ARCH}-${BUILD}.txz