#!/bin/sh
#
# Copyright {c} 2014-2021 Carsten Sonne Larsen  <cs@innolan.net>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 AUTHOR OR CONTRIBUTORS 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.
#
# Project homepage:
# https://amath.innolan.net
#

set -e

version="1.9.0"

build_package () {

rm -Rf amath
rm -f amath-${version}_$1.deb
sh configure CFLAGS=$2
make clean

echo "Building $3 bit package of amath ${version} for Debian ..."
make static
mv amath amath.tmp

# Create filesystem layout
mkdir -m 755 amath
mkdir -m 755 amath/DEBIAN
mkdir -m 755 amath/usr/
mkdir -m 755 amath/usr/bin
mkdir -m 755 amath/usr/share
mkdir -m 755 amath/usr/share/amath
mkdir -m 755 amath/usr/share/man
mkdir -m 755 amath/usr/share/man/man1
mkdir -m 755 amath/usr/share/man/man3
mkdir -m 755 amath/usr/share/doc
mkdir -m 755 amath/usr/share/doc/amath

# Copy binaries
mv amath.tmp amath/usr/bin/amath
chmod 0755 amath/usr/bin/amath

# Copy documentation
cp HISTORY amath/usr/share/doc/amath/changelog
gzip --best -n amath/usr/share/doc/amath/changelog
cp README amath/usr/share/doc/amath/
gzip --best -n amath/usr/share/doc/amath/README
chmod 644 amath/usr/share/doc/amath/*

# Copy man pages
cat amath.1 | sed '/SEE ALSO/,+1 d' > amath/usr/share/man/man1/amath.1
gzip --best -n amath/usr/share/man/man1/amath.1
chmod 644 amath/usr/share/man/man1/*

# Copy scripts
cp script/* amath/usr/share/amath/
chmod 644 amath/usr/share/amath/*

# Create control file
{
echo "Package: amath"
echo "Version: ${version}"
echo "Architecture: $1"
echo "Maintainer: Carsten Sonne Larsen <cs@innolan.net>"
echo "Installed-Size: $4"
echo "Depends: libc6"
echo "Section: math"
echo "Priority: optional"
echo "Homepage: https://amath.innolan.net"
echo "Built-Using: gcc-7.3"
echo "Description: Simple command line calculator"
echo " Features a case sensitive command line interface, internal IEEE 754"
echo " calculations with 15 significant digits, calculations with real and"
echo " complex numbers, variables and user defined functions, logarithmic"
echo " and exponential functions, trigonometric and hyperbolic function"
echo " and selected mathematical constants and rounding functions."
} >amath/DEBIAN/control
chmod 0755 amath/DEBIAN/control

# Create copyright file
# Refer to https://www.debian.org/doc/debian-policy/ch-docs.html#s-copyrightfile
{
echo "Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/"
echo "Upstream-Name: amath"
echo "Source: https://amath.innolan.net"
echo
echo "Files:     *"
echo "Copyright: 2014-2021 Carsten Sonne Larsen <cs@innolan.net>"
echo "           2007 The NetBSD Foundation, Inc."
echo "           1990, 1993 The Regents of the University of California."
echo "License:   BSD-2-Clause"
echo " Redistribution and use in source and binary forms, with or without"
echo " modification, are permitted provided that the following conditions are met:"
echo " ."
echo " Redistributions of source code must retain the above copyright notice, this"
echo " list of conditions and the following disclaimer."
echo " ."
echo " Redistributions in binary form must reproduce the above copyright notice,"
echo " this list of conditions and the following disclaimer in the documentation"
echo " and/or other materials provided with the distribution."
echo " ."
echo " THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\""
echo " AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE"
echo " IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE"
echo " DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE"
echo " FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL"
echo " DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR"
echo " SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER"
echo " CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,"
echo " OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE"
echo " OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
} >amath/usr/share/doc/amath/copyright
chmod 644 amath/usr/share/doc/amath/*

fakeroot dpkg-deb --build amath
mv amath.deb amath-${version}_$1.deb
rm -Rf amath
}

build_package 'amd64' '' 64 320
build_package 'i386' '-m32' 32 322