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eclass/toolchain-funcs: Sync with Gentoo

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It's from Gentoo commit 10b4b0976610ae256e6f3bba5181ca57dfad0e08.
This commit is contained in:
Flatcar Buildbot 2025-01-13 07:08:48 +00:00 committed by Krzesimir Nowak
parent 3fbaa5a400
commit ea58932471
1 changed files with 47 additions and 3 deletions
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50
sdk_container/src/third_party/portage-stable/eclass/toolchain-funcs.eclass vendored
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@ -647,6 +647,50 @@ _tc-has-openmp() {
return ${ret}
}
# @FUNCTION: tc-check-min_ver
# @USAGE: <gcc or clang> <minimum version>
# @DESCRIPTION:
# Minimum version of active GCC or Clang to require.
#
# You should test for any necessary minimum version in pkg_pretend in order to
# warn the user of required toolchain changes. You must still check for it at
# build-time, e.g.
# @CODE
# pkg_pretend() {
# [[ ${MERGE_TYPE} != binary ]] && tc-check-min_ver gcc 13.2.0
# }
#
# pkg_setup() {
# [[ ${MERGE_TYPE} != binary ]] && tc-check-min_ver gcc 13.2.0
# }
# @CODE
tc-check-min_ver() {
do_check() {
debug-print "Compiler version check for ${1}"
debug-print "Detected: ${2}"
debug-print "Required: ${3}"
if ver_test ${2} -lt ${3}; then
eerror "Your current compiler is too old for this package!"
die "Active compiler is too old for this package (found ${1} ${2})."
fi
}
case ${1} in
gcc)
tc-is-gcc || return
do_check GCC $(gcc-version) ${2}
;;
clang)
tc-is-clang || return
do_check Clang $(clang-version) ${2}
;;
*)
eerror "Unknown first parameter for ${FUNCNAME} - must be gcc or clang"
die "${FUNCNAME}: Parameter ${1} unknown"
;;
esac
}
# @FUNCTION: tc-check-openmp
# @DESCRIPTION:
# Test for OpenMP support with the current compiler and error out with
@ -672,7 +716,7 @@ tc-check-openmp() {
if tc-is-gcc; then
eerror "Enable OpenMP support by building sys-devel/gcc with USE=\"openmp\"."
elif tc-is-clang; then
eerror "OpenMP support in sys-devel/clang is provided by sys-libs/libomp."
eerror "OpenMP support in llvm-core/clang is provided by llvm-runtimes/openmp."
fi
die "Active compiler does not have required support for OpenMP"
@ -1242,7 +1286,7 @@ gen_usr_ldscript() {
# If the library is identified, the function returns 0 and prints one
# of the following:
#
# - ``libc++`` for ``sys-libs/libcxx``
# - ``libc++`` for ``llvm-runtimes/libcxx``
# - ``libstdc++`` for ``sys-devel/gcc``'s libstdc++
#
# If the library is not recognized, the function returns 1.
@ -1278,7 +1322,7 @@ tc-get-cxx-stdlib() {
# If the runtime is identifed, the function returns 0 and prints one
# of the following:
#
# - ``compiler-rt`` for ``sys-libs/compiler-rt``
# - ``compiler-rt`` for ``llvm-runtimes/compiler-rt``
# - ``libgcc`` for ``sys-devel/gcc``'s libgcc
#
# If the runtime is not recognized, the function returns 1.