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# Copyright 2020 The gRPC Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# The aarch64 wheels are being crosscompiled to allow running the build
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# on x64 machine. The dockcross/manylinux2014-aarch64 image is a x86_64
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# image with crosscompilation toolchain installed.
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# Use an older version of dockcross image that has gcc4.9.4 because it was built
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# before https://github.com/dockcross/dockcross/pull/449
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FROM dockcross/manylinux2014-aarch64:20200929-608e6ac
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###################################
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# Install Python build requirements
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RUN /opt/python/cp35-cp35m/bin/pip install --upgrade cython
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RUN /opt/python/cp36-cp36m/bin/pip install --upgrade cython
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RUN /opt/python/cp37-cp37m/bin/pip install --upgrade cython
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RUN /opt/python/cp38-cp38/bin/pip install --upgrade cython
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RUN /opt/python/cp39-cp39/bin/pip install --upgrade cython
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# the dockcross docker image sets variables like CC, CXX etc.
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# to point to the crosscompilation toolchain, but doesn't set corresponding
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# variables for the "strip" and "objcopy" tools.
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# see https://github.com/dockcross/dockcross/blob/4349cb4999401cbf22a90f46f5052d29be240e50/manylinux2014-aarch64/Dockerfile.in#L23
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ENV STRIP=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-strip \
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OBJCOPY=${CROSS_ROOT}/bin/${CROSS_TRIPLE}-objcopy
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