Fix Ubuntu clang-format version detection in the pre-commit hook
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@ -99,8 +99,12 @@ if [ ! -x "$CLANG_FORMAT" ] ; then
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exit 1
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fi
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CLANG_FORMAT_VERSION="$(clang-format --version | cut -d' ' -f3)"
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CLANG_FORMAT_MAJOR="$(echo "$CLANG_FORMAT_VERSION" | cut -d'.' -f1)"
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# The returned string can be inconsistent depending on where clang-format comes from.
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# Example output strings reported by `clang-format --version`:
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# - Ubuntu: "Ubuntu clang-format version 11.0.0-2"
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# - Fedora: "clang-format version 11.0.0 (Fedora 11.0.0-2.fc33)"
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CLANG_FORMAT_VERSION="$(clang-format --version | sed "s/[^0-9\.]*\([0-9\.]*\).*/\1/")"
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CLANG_FORMAT_MAJOR="$(echo "$CLANG_FORMAT_VERSION" | cut -d. -f1)"
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if [ "$CLANG_FORMAT_MAJOR" != "$RECOMMENDED_CLANG_FORMAT_MAJOR" ]; then
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echo "Warning: Your clang-format binary is the wrong version ($CLANG_FORMAT_VERSION, expected $RECOMMENDED_CLANG_FORMAT_MAJOR.x.x)."
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