#!/bin/sh
#
# Copyright (c) 2019 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=gcc
PKGVERSION=8.3.0
PKGREVISION=1
PKGLICENSE="GPLv30+"
PKGSUMMARY="GNU compiler collections"
PKGDOWNLOAD="ftp://gcc.gnu.org/pub/gcc/releases/$PKGNAME-$PKGVERSION/$PKGNAME-$PKGVERSION.tar.xz"
PKGDEPENDS="gmp isl mpc mpfr zlib"
PKGOPTIONS="NLS"

: ${CHOST:=$(uname -m)-linux-musl}
: ${CBUILD:=$(uname -m)-linux-musl}
: ${CTARGET:=$(uname -m)-linux-musl}
: ${CC:=gcc}
: ${CFLAGS:=-O2}
: ${CXX:=g++}
: ${CXXFLAGS:=-O2}
: ${LDFLAGS:=}
: ${LIBS:=}
: ${NLS:=yes}

if [ "$NLS" = "yes" ]; then
	PKGDEPENDS="gettext $PKGDEPENDS"
	with_nls="--enable-nls"
else
	with_nls="--disable-nls"
fi

rm -rf $PKGNAME-$PKGVERSION
tar xvf $PKGNAME-$PKGVERSION.tar.xz
cd $PKGNAME-$PKGVERSION

# on Vanilla Linux we use /lib rather than /lib64.
sed -i -e '/m64=/s/lib64/lib/' gcc/config/i386/t-linux64
sed -i -e 's/lib64/lib/' gcc/config/i386/linux64.h

mkdir build && cd build
CC="$CC" \
CFLAGS="$CFLAGS" \
CXX="$CXX" \
CXXFLAGS="$CXXFLAGS" \
LDFLAGS="$LDFLAGS" \
LIBS="$LIBS" \
../configure \
	--build=$CBUILD \
	--host=$CHOST \
	--target=$CTARGET \
	--prefix=/usr \
	--enable-languages=c,c++ \
	--enable-threads=posix \
	--enable-__cxa_atexit \
	--libdir=/lib \
	--with-system-zlib \
	--enable-shared \
	--enable-tls \
	--enable-default-pie \
	--enable-default-ssp \
	--disable-multilib \
	--disable-bootstrap \
	--disable-libsanitizer \
	--disable-libgomp \
	--with-pkgversion="Vanilla 0.2" \
	$with_nls
make
make install DESTDIR=$DESTDIR
find $DESTDIR -type f -name "*.la" -delete
cd ..

cd ..
rm -rf $PKGNAME-$PKGVERSION