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# Copyright 1999-2020 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=6
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PATCH_GCC_VER=6.3.0
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PATCH_VER="1.0"
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TOOLCHAIN_GCC_PV=6.3.0 # upstream is 6.3.1 but ada.eclass already assumes 6.3.0
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REL=6
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MYP=gcc-${REL}-gpl-${PV}-src
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BTSTRP_X86=gnat-gpl-2014-x86-linux-bin
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BTSTRP_AMD64=gnat-gpl-2014-x86_64-linux-bin
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# we provide own tarball below
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GCC_TARBALL_SRC_URI="
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http://mirrors.cdn.adacore.com/art/591adbb4c7a4473fcc4532a3
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-> ${P}-src.tar.gz
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http://mirrors.cdn.adacore.com/art/591adb65c7a4473fcbb153ac
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-> ${MYP}.tar.gz
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http://mirrors.cdn.adacore.com/art/591adbc5c7a4473fcbb153ae
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-> gcc-interface-${REL}-gpl-${PV}-src.tar.gz
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bootstrap? (
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amd64? (
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http://mirrors.cdn.adacore.com/art/564b3ebec8e196b040fbe66c ->
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${BTSTRP_AMD64}.tar.gz
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)
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x86? (
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http://mirrors.cdn.adacore.com/art/564b3e9dc8e196b040fbe248 ->
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${BTSTRP_X86}.tar.gz
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)
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)"
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inherit toolchain-funcs toolchain
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DESCRIPTION="GNAT Ada Compiler - GPL version"
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HOMEPAGE="http://libre.adacore.com/"
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LICENSE+=" GPL-2 GPL-3"
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SLOT="${TOOLCHAIN_GCC_PV}"
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KEYWORDS="amd64 x86"
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IUSE="+ada +bootstrap"
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RESTRICT="!test? ( test )"
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RDEPEND="!sys-devel/gcc:${TOOLCHAIN_GCC_PV}"
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DEPEND="${RDEPEND}
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elibc_glibc? ( >=sys-libs/glibc-2.13 )
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>=sys-devel/binutils-2.20"
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S="${WORKDIR}"/${MYP}
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PDEPEND="${PDEPEND} elibc_glibc? ( >=sys-libs/glibc-2.13 )"
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pkg_setup() {
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toolchain_pkg_setup
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if use amd64; then
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BTSTRP=${BTSTRP_AMD64}
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else
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BTSTRP=${BTSTRP_X86}
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fi
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if use bootstrap; then
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GCC="${WORKDIR}"/${BTSTRP}/bin/gcc
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else
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GCC=${ADA:-$(tc-getCC)}
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fi
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gnatbase=$(basename ${GCC})
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gnatpath=$(dirname ${GCC})
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GNATMAKE=${gnatbase/gcc/gnatmake}
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if [[ ${gnatpath} != "." ]] ; then
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GNATMAKE="${gnatpath}/${GNATMAKE}"
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fi
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}
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src_unpack() {
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if ! use bootstrap && [[ -z "$(type ${GNATMAKE} 2>/dev/null)" ]] ; then
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eerror "You need a gcc compiler that provides the Ada Compiler:"
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eerror "1) use gcc-config to select the right compiler or"
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eerror "2) set the bootstrap use flag"
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die "ada compiler not available"
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fi
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toolchain_src_unpack
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if use bootstrap; then
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rm ${BTSTRP}/libexec/gcc/*/4.7.4/ld || die
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fi
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}
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src_prepare() {
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CC=${GCC}
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CXX="${gnatbase/gcc/g++}"
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GNATBIND="${gnatbase/gcc/gnatbind}"
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GNATLINK="${gnatbase/gcc/gnatlink}"
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GNATLS="${gnatbase/gcc/gnatls}"
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if [[ ${gnatpath} != "." ]] ; then
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CXX="${gnatpath}/${CXX}"
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GNATBIND="${gnatpath}/${GNATBIND}"
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GNATLINK="${gnatpath}/${GNATLINK}"
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GNATLS="${gnatpath}/${GNATLS}"
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fi
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mkdir bin || die
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ln -s $(which ${GCC}) bin/gcc || die
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ln -s $(which ${CXX}) bin/g++ || die
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ln -s $(which ${GNATMAKE}) bin/gnatmake || die
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ln -s $(which ${GNATBIND}) bin/gnatbind || die
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ln -s $(which ${GNATLINK}) bin/gnatlink || die
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ln -s $(which ${GNATLS}) bin/gnatls || die
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# upstream is 6.3.1 but ada.eclass already assumes 6.3.0
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echo ${TOOLCHAIN_GCC_PV} > gcc/BASE-VER
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cd ..
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mv ${P}-src/src/ada ${MYP}/gcc/ || die
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mv gcc-interface-${REL}-gpl-${PV}-src ${MYP}/gcc/ada/gcc-interface || die
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eapply "${FILESDIR}"/${P}-gentoo.patch
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cd -
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sed -i \
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-e 's:$(P) ::g' \
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gcc/ada/gcc-interface/Makefile.in \
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|| die "sed failed"
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# fix missing ustat.h
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eapply "${FILESDIR}/${P}-ustat.patch"
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toolchain_src_prepare
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}
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src_configure() {
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export PATH=${PWD}/bin:${PATH}
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downgrade_arch_flags "$(gcc-version)"
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toolchain_src_configure
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}
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pkg_postinst() {
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toolchain_pkg_postinst
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einfo "This provide the GNAT compiler with gcc for ada/c/c++ and more"
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einfo "The compiler binary is ${CTARGET}-gcc-${TOOLCHAIN_GCC_PV}"
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einfo "Even if the c/c++ compilers are using almost the same patched"
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einfo "source as the sys-devel/gcc package its use is not extensively"
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einfo "tested, and not supported for updating your system, except for ada"
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einfo "related packages"
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}
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