#!/bin/sh
#
# Copyright (c) 2019-2021 David Demelier <markand@malikania.fr>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

PKGNAME=gdb
PKGVERSION=8.3.1
PKGREVISION=1
PKGLICENSE="LGPLv30+ GPLv30+"
PKGSUMMARY="GNU debugger"
PKGDOWNLOAD="https://ftp.gnu.org/gnu/$PKGNAME/$PKGNAME-$PKGVERSION.tar.xz"
PKGDEPENDS="mpfr readline zlib"
PKGOPTIONS="GUILE LZMA PYTHON XML"

: ${CHOST:=$(uname -m)-linux-musl}
: ${CBUILD:=$(uname -m)-linux-musl}
: ${CC:=clang}
: ${CFLAGS:=-O2}
: ${CXX:=clang++}
: ${CXXFLAGS:=-O2}
: ${LDFLAGS:=}
: ${LIBS:=}
: ${GUILE:=no}          # Note: broken, wants 2.0.
: ${LZMA:=no}
: ${PYTHON:=yes}
: ${XML:=no}            # Note: XML support through expat.

if [ "$GUILE" = "yes" ]; then
	PKGDEPENDS="guile $PKGDEPENDS"
	with_guile="--with-guile"
else
	with_guile="--without-guile"
fi

if [ "$LZMA" = "yes" ]; then
	PKGDEPENDS="xz $PKGDEPENDS"
	with_lzma="--with-lzma"
else
	with_lzma="--without-lzma"
fi

if [ "$PYTHON" = "yes" ]; then
	PKGDEPENDS="python $PKGDEPENDS"
	with_python="--with-python"
else
	with_python="--without-python"
fi

if [ "$XML" = "yes" ]; then
        PKGDEPENDS="expat $PKGDEPENDS"
        with_xml="--with-expat"
else
        with_xml="--without-expat"
fi

build()
{
	rm -rf $PKGNAME-$PKGVERSION
	tar xvf $PKGNAME-$PKGVERSION.tar.xz
	cd $PKGNAME-$PKGVERSION

	# --disable-nls: install files that conflict with binutils.
	CC="$CC" \
	CFLAGS="$CFLAGS" \
	CXX="$CXX" \
	CXXFLAGS="$CXXFLAGS" \
	LDFLAGS="$LDFLAGS" \
	LIBS="$LIBS" \
	./configure \
		--build=$CBUILD \
		--host=$CHOST \
		--prefix= \
		--disable-nls \
		--with-system-zlib \
                --with-system-readline \
                $with_guile \
                $with_lzma \
                $with_python \
                $with_xml
	make
	make install DESTDIR=$DESTDIR
	find $DESTDIR -type f -name "*.la" -delete

	cd ..
	rm -rf $PKGNAME-$PKGVERSION
}