#!/bin/sh

# Slackware build script for twin
# Written by chopp (nix4me@gmail.com)
# Some portions, methods and/or ideas obtained from:
# http://slackbuilds.org/template.SlackBuild

# Slightly modified by Robby Workman <rworkman@slackbuilds.org>

PRGNAM=twin
VERSION=${VERSION:-0.6.0}
ARCH=${ARCH:-i486}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

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

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP 
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz 
cd $PRGNAM-$VERSION 
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --build=$ARCH-slackware-linux

make
make install DESTDIR=$PKG

( cd $PKG
  strip -g usr/lib/*.a
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
)

mv $PKG/usr/share/man $PKG/usr/
( cd $PKG/usr/man || exit 1
  find . -type f -exec gzip -9 {} \;
  for i in $(find . -type l) ; do ln -s $(readlink $i).gz $i.gz ; rm $i ; done
  ) 

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
( cd $PKG/usr/doc/$PRGNAM-$VERSION
  for i in \
    BUGS COPYING COPYING.LIB Changelog.txt INSTALL README README.porting docs ;
  do ln -s /usr/share/twin/$i . ; done
)
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$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.tgz