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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=6
PATCH_GCC_VER=7.3.0
PATCH_VER="1.8"
TOOLCHAIN_GCC_PV=7.3.1
REL=7
MYP=gcc-${REL}-gpl-${PV}-src
BTSTRP_X86=gnat-gpl-2014-x86-linux-bin
BTSTRP_AMD64=gnat-gpl-2014-x86_64-linux-bin
# we provide own tarball below
GCC_TARBALL_SRC_URI="
http://mirrors.cdn.adacore.com/art/5b0819dfc7a447df26c27aa5
-> ${P}-src.tar.gz
http://mirrors.cdn.adacore.com/art/5b0819dfc7a447df26c27aa7
-> ${MYP}.tar.gz
http://mirrors.cdn.adacore.com/art/5b0819dfc7a447df26c27aa6
-> gcc-interface-${REL}-gpl-${PV}-src.tar.gz
bootstrap? (
amd64? (
http://mirrors.cdn.adacore.com/art/564b3ebec8e196b040fbe66c ->
${BTSTRP_AMD64}.tar.gz
)
x86? (
http://mirrors.cdn.adacore.com/art/564b3e9dc8e196b040fbe248 ->
${BTSTRP_X86}.tar.gz
)
)"
inherit toolchain-funcs toolchain
DESCRIPTION="GNAT Ada Compiler - GPL version"
HOMEPAGE="http://libre.adacore.com/"
LICENSE+=" GPL-2 GPL-3"
KEYWORDS="amd64 x86"
IUSE="+bootstrap"
RESTRICT="!test? ( test )"
RDEPEND="!sys-devel/gcc:${TOOLCHAIN_GCC_PV}"
DEPEND="${RDEPEND}
elibc_glibc? ( >=sys-libs/glibc-2.13 )
>=sys-devel/binutils-2.20"
S="${WORKDIR}"/${MYP}
PDEPEND="${PDEPEND} elibc_glibc? ( >=sys-libs/glibc-2.13 )"
pkg_setup() {
toolchain_pkg_setup
if use amd64; then
BTSTRP=${BTSTRP_AMD64}
else
BTSTRP=${BTSTRP_X86}
fi
if use bootstrap; then
GCC="${WORKDIR}"/${BTSTRP}/bin/gcc
else
GCC=${ADA:-$(tc-getCC)}
fi
gnatbase=$(basename ${GCC})
gnatpath=$(dirname ${GCC})
GNATMAKE=${gnatbase/gcc/gnatmake}
if [[ ${gnatpath} != "." ]] ; then
GNATMAKE="${gnatpath}/${GNATMAKE}"
fi
}
src_unpack() {
if ! use bootstrap && [[ -z "$(type ${GNATMAKE} 2>/dev/null)" ]] ; then
eerror "You need a gcc compiler that provides the Ada Compiler:"
eerror "1) use gcc-config to select the right compiler or"
eerror "2) set the bootstrap use flag"
die "ada compiler not available"
fi
toolchain_src_unpack
if use bootstrap; then
rm ${BTSTRP}/libexec/gcc/${CHOST}/4.7.4/ld || die
fi
}
src_prepare() {
CC=${GCC}
CXX="${gnatbase/gcc/g++}"
GNATBIND="${gnatbase/gcc/gnatbind}"
GNATLINK="${gnatbase/gcc/gnatlink}"
GNATLS="${gnatbase/gcc/gnatls}"
if [[ ${gnatpath} != "." ]] ; then
CXX="${gnatpath}/${CXX}"
GNATBIND="${gnatpath}/${GNATBIND}"
GNATLINK="${gnatpath}/${GNATLINK}"
GNATLS="${gnatpath}/${GNATLS}"
fi
mkdir bin || die
ln -s $(which ${GCC}) bin/gcc || die
ln -s $(which ${CXX}) bin/g++ || die
ln -s $(which ${GNATMAKE}) bin/gnatmake || die
ln -s $(which ${GNATBIND}) bin/gnatbind || die
ln -s $(which ${GNATLINK}) bin/gnatlink || die
ln -s $(which ${GNATLS}) bin/gnatls || die
cd ..
sed -i \
-e 's:$(P) ::g' \
gcc-interface-${REL}-gpl-${PV}-src/Makefile.in \
|| die "sed failed"
mv ${P}-src/src/ada ${MYP}/gcc/ || die
mv gcc-interface-${REL}-gpl-${PV}-src ${MYP}/gcc/ada/gcc-interface || die
eapply "${FILESDIR}"/${P}-gentoo.patch
cd -
EPATCH_EXCLUDE+=" 91_all_bmi-i386-PR-target-81763.patch"
EPATCH_EXCLUDE+=" 93_all_copy-constructible-fix.patch"
EPATCH_EXCLUDE+=" 95_all_libsanitizer-avoidustat.h-glibc-2.28-part-1.patch"
EPATCH_EXCLUDE+=" 98_all_msp430-partial-int.patch"
toolchain_src_prepare
}
src_configure() {
export PATH=${PWD}/bin:${PATH}
downgrade_arch_flags "$(gcc-version)"
toolchain_src_configure \
--enable-languages=ada \
--disable-libada
}
src_compile() {
unset ADAFLAGS
toolchain_src_compile
gcc_do_make "-C gcc gnatlib-shared"
ln -s gcc ../build/prev-gcc || die
ln -s ${CHOST} ../build/prev-${CHOST} || die
gcc_do_make "-C gcc gnattools"
}
pkg_postinst () {
toolchain_pkg_postinst
einfo "This provide the GNAT compiler with gcc for ada/c/c++ and more"
einfo "The compiler binary is ${CTARGET}-gcc-${TOOLCHAIN_GCC_PV}"
einfo "Even if the c/c++ compilers are using almost the same patched"
einfo "source as the sys-devel/gcc package its use is not extensively"
einfo "tested, and not supported for updating your system, except for ada"
einfo "related packages"
}
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