Mailing List Archive

Maybe a more detailed check can be done, as some version can be built with newer compiler
Could be envisaged to switch the compiler automatically "gcc-config x" instead of die

Signed-off-by: Alfredo Tupone <tupone@gentoo.org>
---
eclass/toolchain.eclass | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/eclass/toolchain.eclass b/eclass/toolchain.eclass
index f8e06fa39884..ce665b3c594b 100644
--- a/eclass/toolchain.eclass
+++ b/eclass/toolchain.eclass
@@ -540,30 +540,42 @@ get_gcc_src_uri() {

echo "${GCC_SRC_URI}"
}

SRC_URI=$(get_gcc_src_uri)

#---->> pkg_pretend <<----

toolchain_pkg_pretend() {
if ! _tc_use_if_iuse cxx ; then
_tc_use_if_iuse go && \
ewarn 'Go requires a C++ compiler, disabled due to USE="-cxx"'
_tc_use_if_iuse objc++ && \
ewarn 'Obj-C++ requires a C++ compiler, disabled due to USE="-cxx"'
fi
+ if _tc_use_if_iuse ada ; then
+ if ! _tc_use_if_iuse cxx ; then
+ ewarn 'Ada requires a C++ compiler, disabled due to USE="-cxx"'
+ else
+ prevAdaSLOT=$(gnatmake -v 2>&1 | sed -n '2 p' | sed 's:^[^0-9]*\([0-9]\+\).*:\1:' | sed 's:2021:10:' )
+ if [[ -z "${prevAdaSLOT}" ]] ; then
+ die 'Ada requires an Ada compiler'
+ elif [[ ${SLOT} -lt ${prevAdaSLOT} ]] ; then
+ die 'Ada cannot be built with a newer compiler'
+ fi
+ fi
+ fi
}

#---->> pkg_setup <<----

toolchain_pkg_setup() {
# We don't want to use the installed compiler's specs to build gcc
unset GCC_SPECS

# bug #265283
unset LANGUAGES

# See https://www.gnu.org/software/make/manual/html_node/Parallel-Output.html
# Avoid really confusing logs from subconfigure spam, makes logs far
# more legible.
MAKEOPTS="--output-sync=line ${MAKEOPTS}"
--
2.43.2