#!/bin/bash

# Copyright 2002-2025  Patrick J. Volkerding, Sebeka, MN, 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=ispell
VERSION=${VERSION:-$(echo $PKGNAM-*.tar.?z | rev | cut -f 3- -d . | cut -f 1 -d - | rev)}
BUILD=${BUILD:-4}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i686 ;;
    arm*) export ARCH=arm ;;
    # 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

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

if [ "$ARCH" = "x86_64" ]; then
  LIBDIRSUFFIX="64"
else
  LIBDIRSUFFIX=""
fi

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

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

cat $CWD/local.h.linux.diff | patch -p1 --verbose || exit 1
sed -i -e "s#/usr/lib/#/usr/lib${LIBDIRSUFFIX}/#" local.h.linux
cp -a local.h.linux local.h

make || exit 1

sleep 2 # to make absolutely sure that config will have a later timestamp
        # than local.h and will not get rebuilt by `make install`
sed -i -e "s#/usr#$PKG&#g" config.sh

mkdir -p $PKG/usr/{bin,lib${LIBDIRSUFFIX},man}
make install || exit 1

# Get rid of /tmp/package-ispell path in munchlist:
sed -i "s|/tmp/package-ispell||g" $PKG/usr/bin/munchlist

( cd $PKG/usr/lib${LIBDIRSUFFIX}/ispell
  ln -sf americanmed.hash american.hash
  ln -sf americanmed.hash english.hash
)

# Symlink to ispell.1 manpage for included utilities.
( cd $PKG/usr/man/man1
  # Don't include sq.1 or unsq.1 (unshipped internal utilities).
  rm -f sq.1 unsq.1
  for manpage in buildhash munchlist findaffix tryaffix icombine ijoin ; do
    rm -f ${manpage}.1
    ln -sf ispell.1 ${manpage}.1
  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

# 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 documentation to the package:
mkdir -p $PKG/usr/doc/ispell-$VERSION
cp -a \
  Contributors Magiclines README WISHES \
  $PKG/usr/doc/ispell-$VERSION
chown -R root:root $PKG/usr/doc/ispell-$VERSION

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

# Make the package:
cd $PKG
/sbin/makepkg -l y -c n $TMP/ispell-$VERSION-$ARCH-$BUILD.txz