#!/bin/bash
#  Copyright (C) 2009-2012  Matias A. Fonzo, <selk@dragora.org>
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

set -e

CWD=$(pwd)

TMP=${TMP:-/tmp/sources}
OUT=${OUT:-/tmp/packages}

V=1.2.6
ARCH=${ARCH:-i486}
B=1

PKG=${TMP}/package-zlib

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

echo "Uncompressing the tarball..."
rm -rf ${TMP}/zlib-${V}
lzip -cd ${CWD}/zlib-${V}.tar.lz | tar -xvf - -C $TMP

cd ${TMP}/zlib-${V}

# Set sane ownerships and permissions:
chown -R 0:0 .

unset CFLAGS CXXFLAGS

# Build the shared library:
./configure --prefix=/usr --libdir=/lib --shared

make

mkdir -p ${PKG}/lib ; cp -Pp libz.so* ${PKG}/lib
( cd ${PKG}/lib
  rm -f libz.so
  strip --remove-section=.comment --remove-section=.note libz.so.${V}
)

mkdir -p ${PKG}/usr/lib
( cd ${PKG}/usr/lib ; ln -sf ../../lib/libz.so.${V} libz.so )

make clean

# Build the static library:
./configure --prefix=/usr

make

cat libz.a > ${PKG}/usr/lib/libz.a
strip -g ${PKG}/usr/lib/libz.a

# Include headers:
mkdir -p ${PKG}/usr/include
cat zconf.h > ${PKG}/usr/include/zconf.h
cat zlib.h > ${PKG}/usr/include/zlib.h

# Include manpages:
mkdir -p ${PKG}/usr/man/man3
gzip -9Nc < zlib.3 > ${PKG}/usr/man/man3/zlib.3.gz

# Add the documentation:
mkdir -p ${PKG}/usr/doc/zlib-${V}
cp -a \
 ChangeLog FAQ INDEX README \
 ${PKG}/usr/doc/zlib-${V}

# Copy the description files:
mkdir -p ${PKG}/description
cp ${CWD}/description/* ${PKG}/description

cd $PKG
makepkg -l ${OUT}/zlib-${V}-${ARCH}-${B}.tlz