forked from Minki/linux
34 lines
835 B
Bash
34 lines
835 B
Bash
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#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# clang-version [-p] clang-command
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#
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# Prints the compiler version of `clang-command' in a canonical 4-digit form
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# such as `0500' for clang-5.0 etc.
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#
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# With the -p option, prints the patchlevel as well, for example `050001' for
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# clang-5.0.1 etc.
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#
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if [ "$1" = "-p" ] ; then
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with_patchlevel=1;
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shift;
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fi
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compiler="$*"
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if [ ${#compiler} -eq 0 ]; then
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echo "Error: No compiler specified."
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printf "Usage:\n\t$0 <clang-command>\n"
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exit 1
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fi
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MAJOR=$(echo __clang_major__ | $compiler -E -x c - | tail -n 1)
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MINOR=$(echo __clang_minor__ | $compiler -E -x c - | tail -n 1)
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if [ "x$with_patchlevel" != "x" ] ; then
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PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1)
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printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL
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else
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printf "%02d%02d\\n" $MAJOR $MINOR
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fi
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