# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

EAPI="5"

PATCH_VER="1.7"
UCLIBC_VER="1.0"

# Hardened gcc 4 stuff
PIE_VER="0.6.5"
SPECS_VER="0.2.0"
SPECS_GCC_VER="4.4.3"
# arch/libc configurations known to be stable with {PIE,SSP}-by-default
PIE_GLIBC_STABLE="x86 amd64 mips ppc ppc64 arm ia64"
PIE_UCLIBC_STABLE="x86 arm amd64 mips ppc ppc64"
SSP_STABLE="amd64 x86 mips ppc ppc64 arm"
# uclibc need tls and nptl support for SSP support
# uclibc need to be >= 0.9.33
SSP_UCLIBC_STABLE="x86 amd64 mips ppc ppc64 arm"
#end Hardened stuff

inherit toolchain

KEYWORDS="alpha amd64 arm arm64 hppa ia64 ~m68k ~mips ppc ppc64 ~s390 ~sh sparc x86 ~amd64-fbsd ~x86-fbsd"
RDEPEND=""
DEPEND="${RDEPEND}
	elibc_glibc? ( >=sys-libs/glibc-2.8 )
	>=${CATEGORY}/binutils-2.20"

if [[ ${CATEGORY} != cross-* ]] ; then
	PDEPEND="${PDEPEND} elibc_glibc? ( >=sys-libs/glibc-2.8 )"
fi
SLOT="5.4"


src_prepare() {
	if has_version '<sys-libs/glibc-2.12' ; then
		ewarn "Your host glibc is too old; disabling automatic fortify."
		ewarn "Please rebuild gcc after upgrading to >=glibc-2.12 #362315"
		EPATCH_EXCLUDE+=" 10_all_default-fortify-source.patch"
	fi
	is_crosscompile && EPATCH_EXCLUDE+=" 05_all_gcc-spec-env.patch"

	toolchain_src_prepare
}

src_install() {
		# first, install full gcc
		toolchain_src_install

		# define folders to be dropped, as they are provided by sys-devel/gcc-${PV}
		export local bindir="${D}usr/bin"
		export local libexecdir="${D}usr/libexec"
		export local usrdir="${D}usr/${CHOST}"
		export local sharedir="${D}usr/share"
		export local debugdir="${D}usr/lib/debug"
		export local libdir="${D}usr/lib/gcc/${CHOST}/${PV}"

		if use multilib ; then
			export local multilibdir="${D}usr/lib/gcc/${CHOST}/${PV}/32"
		fi

		# drop binaries, debug symbols && headers, they're provided by sys-devel/gcc-${PV}
		for extra in "$bindir" "$libexecdir" "$usrdir" "$sharedir" "$debugdir" "$libdir/include" "$libdir/finclude" "$libdir/include-fixed" "$libdir/plugin" "$libdir/security" ; do
			rm -rf "$extra"
		done
}

pkg_preinst() {
		:
}

pkg_postinst() {
		# RogentOS specific bits to always force the latest gcc profile
		export local target="${ROOT}etc/env.d/gcc/${CHOST}-${PV}-vanilla"
		if [[ -f "$target" ]] ; then
			elog "Setting: ${target} GCC profile"
			gcc-config "${target}"
		else
			eerror "No sys-devel/base-gcc version installed? Cannot set a proper GCC profile"
		fi
}