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2f7ab1267d
Having most of the new files in place, we now enable Rust support in the build system, including `Kconfig` entries related to Rust, the Rust configuration printer and a few other bits. Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Tested-by: Nick Desaulniers <ndesaulniers@google.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Co-developed-by: Alex Gaynor <alex.gaynor@gmail.com> Signed-off-by: Alex Gaynor <alex.gaynor@gmail.com> Co-developed-by: Finn Behrens <me@kloenk.de> Signed-off-by: Finn Behrens <me@kloenk.de> Co-developed-by: Adam Bratschi-Kaye <ark.email@gmail.com> Signed-off-by: Adam Bratschi-Kaye <ark.email@gmail.com> Co-developed-by: Wedson Almeida Filho <wedsonaf@google.com> Signed-off-by: Wedson Almeida Filho <wedsonaf@google.com> Co-developed-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Co-developed-by: Sven Van Asbroeck <thesven73@gmail.com> Signed-off-by: Sven Van Asbroeck <thesven73@gmail.com> Co-developed-by: Gary Guo <gary@garyguo.net> Signed-off-by: Gary Guo <gary@garyguo.net> Co-developed-by: Boris-Chengbiao Zhou <bobo1239@web.de> Signed-off-by: Boris-Chengbiao Zhou <bobo1239@web.de> Co-developed-by: Boqun Feng <boqun.feng@gmail.com> Signed-off-by: Boqun Feng <boqun.feng@gmail.com> Co-developed-by: Douglas Su <d0u9.su@outlook.com> Signed-off-by: Douglas Su <d0u9.su@outlook.com> Co-developed-by: Dariusz Sosnowski <dsosnowski@dsosnowski.pl> Signed-off-by: Dariusz Sosnowski <dsosnowski@dsosnowski.pl> Co-developed-by: Antonio Terceiro <antonio.terceiro@linaro.org> Signed-off-by: Antonio Terceiro <antonio.terceiro@linaro.org> Co-developed-by: Daniel Xu <dxu@dxuuu.xyz> Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Co-developed-by: Björn Roy Baron <bjorn3_gh@protonmail.com> Signed-off-by: Björn Roy Baron <bjorn3_gh@protonmail.com> Co-developed-by: Martin Rodriguez Reboredo <yakoyoku@gmail.com> Signed-off-by: Martin Rodriguez Reboredo <yakoyoku@gmail.com> Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
72 lines
1.5 KiB
Bash
Executable file
72 lines
1.5 KiB
Bash
Executable file
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# Print the C compiler name and its version in a 5 or 6-digit form.
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# Also, perform the minimum version check.
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set -e
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# Print the C compiler name and some version components.
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get_c_compiler_info()
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{
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cat <<- EOF | "$@" -E -P -x c - 2>/dev/null
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#if defined(__clang__)
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Clang __clang_major__ __clang_minor__ __clang_patchlevel__
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#elif defined(__INTEL_COMPILER)
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ICC __INTEL_COMPILER __INTEL_COMPILER_UPDATE
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#elif defined(__GNUC__)
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GCC __GNUC__ __GNUC_MINOR__ __GNUC_PATCHLEVEL__
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#else
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unknown
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#endif
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EOF
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}
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# Convert the version string x.y.z to a canonical 5 or 6-digit form.
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get_canonical_version()
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{
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IFS=.
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set -- $1
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echo $((10000 * $1 + 100 * $2 + $3))
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}
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# $@ instead of $1 because multiple words might be given, e.g. CC="ccache gcc".
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orig_args="$@"
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set -- $(get_c_compiler_info "$@")
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name=$1
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min_tool_version=$(dirname $0)/min-tool-version.sh
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case "$name" in
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GCC)
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version=$2.$3.$4
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min_version=$($min_tool_version gcc)
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;;
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Clang)
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version=$2.$3.$4
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min_version=$($min_tool_version llvm)
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;;
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ICC)
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version=$(($2 / 100)).$(($2 % 100)).$3
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min_version=$($min_tool_version icc)
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;;
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*)
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echo "$orig_args: unknown C compiler" >&2
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exit 1
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;;
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esac
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cversion=$(get_canonical_version $version)
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min_cversion=$(get_canonical_version $min_version)
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if [ "$cversion" -lt "$min_cversion" ]; then
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echo >&2 "***"
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echo >&2 "*** C compiler is too old."
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echo >&2 "*** Your $name version: $version"
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echo >&2 "*** Minimum $name version: $min_version"
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echo >&2 "***"
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exit 1
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fi
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echo $name $cversion
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