#!/bin/bash

# Slackware build script for pdf2djvu

# Original author: Alexander Verbovetsky, Moscow, Russia.
# Modified and now maintained by B. Watson <urchlay@slackware.uk>.
# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

# 20241008 bkw: v0.9.19, BUILD=2:
# - take over maintenance.
# - disable -Werror.
# - simplify script.
# - tweak README.
# - add COPYING and credits to doc dir.

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

PRGNAM=pdf2djvu
VERSION=${VERSION:-0.9.19}
BUILD=${BUILD:-2}
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}-${VERSION}.tar.xz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} + -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} +

# 20241008 bkw: Future-proofing: get rid of -Werror= completely.
# This isn't needed on Slackware 15.0, but who knows what the future
# may bring...
sed -i '/\[-Werror=/d' configure.ac
autoreconf -if

# 20241008 bkw: no install-strip, so use LDFLAGS to pre-strip the bin.

LDFLAGS="-Wl,-s" \
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --docdir=/usr/doc/$PRGNAM-$VERSION \
  --localedir=/usr/share/locale \
  --build=$ARCH-slackware-linux

make
make install DESTDIR=$PKG
gzip -9 $PKG/usr/man/{man1,??/man1}/*

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cp -a doc/{COPYING,README,djvudigital,changelog,credits} $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$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