# Template build file for 'chroot-gcc'
pkgname=chroot-gcc
_majorver=4.7
_gmp_ver=5.0.3
_mpfr_ver=3.1.1
_mpc_ver=0.8.2
version=${_majorver}.2
revision=2
wrksrc="gcc-${version}"
homepage="http://gcc.gnu.org"
short_desc="The GNU C Compiler suite -- for xbps-src use"
maintainer="Juan RP <xtraeme@gmail.com>"
license="GPL-3"
distfiles="
http://ftp.gnu.org/pub/gnu/gcc/gcc-${version}/gcc-${version}.tar.bz2
http://ftp.gnu.org/pub/gnu/gmp/gmp-${_gmp_ver}.tar.bz2
http://www.mpfr.org/mpfr-current/mpfr-${_mpfr_ver}.tar.bz2
http://www.multiprecision.org/mpc/download/mpc-${_mpc_ver}.tar.gz"
checksum="
8a9283d7010fb9fe5ece3ca507e0af5c19412626384f8a5e9434251ae100b084
dcafe9989c7f332b373e1f766af8e9cd790fc802fdec422a1910a6ef783480e3
7b66c3f13dc8385f08264c805853f3e1a8eedab8071d582f3e661971c9acd5fd
ae79f8d41d8a86456b68607e9ca398d00f8b7342d1d83bcf4428178ac45380c7"

noverifyrdeps=yes
provides="libgcc-$version libstdc++-$version libstdc++-devel-$version gcc-$version gcc-c++-$version"
conflicts="libgcc>=0 libstdc++>=0 libstdc++-devel>=0 gcc>=0 gcc-c++>=0"
makedepends="chroot-binutils>=2.22.52.0.4"

if [ -n "$IN_CHROOT" ]; then
	makedepends="${makedepends} perl flex"
fi

pre_configure() {
	# As specified in the LFS book, disable installing libiberty.
	sed -i 's/install_to_$(INSTALL_DEST) //' libiberty/Makefile.in
	# Do not run fixincludes
	sed -i 's@\./fixinc\.sh@-c true@' gcc/Makefile.in

	{ mv ${XBPS_BUILDDIR}/gmp-${_gmp_ver} ${wrksrc}/gmp; \
	mv ${XBPS_BUILDDIR}/mpfr-${_mpfr_ver} ${wrksrc}/mpfr; \
	mv ${XBPS_BUILDDIR}/mpc-${_mpc_ver} ${wrksrc}/mpc; }
}

do_configure() {
	CONFIG_SHELL=/bin/bash ./configure \
		--prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib \
		--enable-clocale=gnu --enable-shared --disable-bootstrap \
		--enable-threads=posix --enable-__cxa_atexit \
		--disable-gold --disable-lto --enable-linker-build-id \
		--enable-gnu-unique-object --enable-checking=release \
		--enable-languages=c,c++ --disable-nls --disable-multilib \
		--with-mpfr-include=${wrksrc}/mpfr/src \
		--with-mpfr-lib=${wrksrc}/mpfr/src/.libs \
		--without-cloog --without-ppl --disable-libstdcxx-pch \
		--disable-libquadmath --disable-libquadmath-support \
		--disable-libgomp --disable-libssp --disable-libitm
}

do_build() {
	make ${makejobs}
}

do_install() {
	local _triplet=

	if [ "${XBPS_MACHINE}" = "x86_64" ]; then
		_triplet="${XBPS_MACHINE}-unknown-linux-gnu"
	else
		_triplet="${XBPS_MACHINE}-pc-linux-gnu"
	fi

	if [ "$XBPS_MACHINE" = "x86_64" ]; then
		vmkdir usr/lib
		cd ${DESTDIR}/usr && ln -sf lib lib64 && cd ${wrksrc}
	fi
	make DESTDIR=${DESTDIR} install

	# Make version a symlink of major version to make all versions
	# from the same series work automagically.
	mv ${DESTDIR}/usr/lib/gcc/${_triplet}/${version} \
		${DESTDIR}/usr/lib/gcc/${_triplet}/${_majorver}
	cd ${DESTDIR}/usr/lib/gcc/${_triplet} && ln -sf ${_majorver} ${version}

	# Ditto for c++ headers.
	mv ${DESTDIR}/usr/include/c++/${version} \
		${DESTDIR}/usr/include/c++/${_majorver}
	cd ${DESTDIR}/usr/include/c++ && ln -sf ${_majorver} ${version}

	# cc symlink.
	cd ${DESTDIR}/usr/bin && ln -sf gcc cc
	# rpcgen wants /lib/cpp, make a symlink
	cd ${DESTDIR}/usr/lib && ln -sf ../bin/cpp .

	rm -f ${DESTDIR}/usr/lib64

	# Remove unused stuff.
	rm -f ${DESTDIR}/usr/lib/libffi*
	rm -f ${DESTDIR}/usr/lib/libmudflap*
	rm -rf ${DESTDIR}/usr/share

	# Remove all python scripts in libdir.
	rm -f ${DESTDIR}/usr/lib/*.py
}