#!/bin/sh
CWD=$(pwd)
if [ "$TMP" = "" ]; then
  TMP=/tmp
fi
PKG=$TMP/package-libtiff

VERSION=3.8.2
ARCH=${ARCH:-x86_64}
BUILD=2

if [ "$ARCH" = "i386" ]; then
  SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
elif [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
fi

rm -rf $PKG
mkdir -p $PKG
cd $TMP
rm -rf tiff-$VERSION
tar xjvf $CWD/tiff-$VERSION.tar.bz2
cd tiff-$VERSION

chown -R root:root .
find . -perm 777 -exec chmod 755 {} \;
find . -perm 664 -exec chmod 644 {} \;

zcat $CWD/tiff-3.8.2.goo-sec.diff.gz | patch -p1 --verbose || exit 1
zcat $CWD/tiff-3.8.2.tiffsplit.commandline.overflow.diff.gz | patch -p1 --verbose || exit 1

CFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
	--libdir=/usr/lib64 \
  --program-prefix="" \
  --program-suffix="" \
  $ARCH-slackware-linux

make -j3 || exit 1
make install DESTDIR=$PKG || exit 1
rm -r $PKG/usr/share
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)
strip -g $PKG/usr/lib64/lib*.a
chmod 755 $PKG/usr/lib64/libtiff*.so.*
mkdir -p $PKG/usr/doc/libtiff-$VERSION
cp -a \
  COPYRIGHT README RELEASE-DATE TODO VERSION \
  $PKG/usr/doc/libtiff-$VERSION

mv $PKG/usr/local/man $PKG/usr
rmdir $PKG/usr/local

# I'd use that shiny new manpage script here but all the
# .3 manpages end with '.3tiff'.
gzip -9 $PKG/usr/man/man?/*

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
makepkg -l y -c n ../libtiff-$VERSION-$ARCH-$BUILD.tgz