# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

inherit flag-o-matic toolchain-funcs multilib

# Version of .c wrapper to use
W_VER="1.5.2"

DESCRIPTION="Utility to change the gcc compiler being used"
HOMEPAGE="https://www.gentoo.org/"
SRC_URI=""

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~sparc-fbsd ~x86-fbsd"
IUSE=""

RDEPEND="!app-admin/eselect-compiler"

S=${WORKDIR}

src_unpack() {
	cp "${FILESDIR}"/wrapper-${W_VER}.c "${S}"/wrapper.c || die
}

src_compile() {
	strip-flags
	emake CC="$(tc-getCC)" wrapper || die "compile wrapper"
}

src_install() {
	newbin "${FILESDIR}"/${PN}-${PV} ${PN} || die "install gcc-config"
	sed -i \
		-e "s:@GENTOO_LIBDIR@:$(get_libdir):g" \
		"${D}"/usr/bin/${PN}

	exeinto /usr/$(get_libdir)/misc
	newexe wrapper gcc-config || die "install wrapper"
}

pkg_postinst() {
	# Scrub eselect-compiler remains
	if [[ -e ${ROOT}/etc/env.d/05compiler ]] ; then
		rm -f "${ROOT}"/etc/env.d/05compiler
	fi

	# Make sure old versions dont exist #79062
	rm -f "${ROOT}"/usr/sbin/gcc-config

	# We not longer use the /usr/include/g++-v3 hacks, as
	# it is not needed ...
	[[ -L ${ROOT}/usr/include/g++ ]] && rm -f "${ROOT}"/usr/include/g++
	[[ -L ${ROOT}/usr/include/g++-v3 ]] && rm -f "${ROOT}"/usr/include/g++-v3

	# Do we have a valid multi ver setup ?
	local x
	for x in $(gcc-config -C -l 2>/dev/null | awk '$NF == "*" { print $2 }') ; do
		gcc-config ${x}
	done
}