chore: import upstream snapshot with attribution

test/custom_kernel/custom_kernel_dot_c_setup.py

@@ -0,0 +1,79 @@
+# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+from distutils.sysconfig import get_python_lib
+
+from setuptools import Extension, setup
+from setuptools.command.build_ext import build_ext
+
+
+# refer: https://note.qidong.name/2018/03/setup-warning-strict-prototypes
+# Avoid a gcc warning below:
+# cc1plus: warning: command line option ‘-Wstrict-prototypes’ is valid
+# for C/ObjC but not for C++
+class BuildExt(build_ext):
+    def build_extensions(self):
+        if '-Wstrict-prototypes' in self.compiler.compiler_so:
+            self.compiler.compiler_so.remove('-Wstrict-prototypes')
+        super().build_extensions()
+
+
+# cc flags
+paddle_extra_compile_args = [
+    '-std=c++14',
+    '-shared',
+    '-fPIC',
+    '-Wno-parentheses',
+    '-DPADDLE_WITH_CUSTOM_KERNEL',
+]
+
+# include path
+site_packages_path = get_python_lib()
+paddle_custom_kernel_include = [
+    os.path.join(site_packages_path, 'paddle', 'include'),
+]
+# include path third_party
+compile_third_party_path = os.path.join(
+    os.environ['PADDLE_BINARY_DIR'], 'third_party'
+)
+paddle_custom_kernel_include += [
+    os.path.join(compile_third_party_path, 'install/gflags/include'),  # gflags
+    os.path.join(compile_third_party_path, 'install/glog/include'),  # glog
+]
+
+# libs path
+paddle_custom_kernel_library_dir = [
+    os.path.join(site_packages_path, 'paddle', 'base'),
+]
+
+# libs
+libs = [':libpaddle.so']
+
+custom_kernel_dot_module = Extension(
+    'custom_kernel_dot',
+    sources=['custom_kernel_dot_c.cc'],
+    include_dirs=paddle_custom_kernel_include,
+    library_dirs=paddle_custom_kernel_library_dir,
+    libraries=libs,
+    extra_compile_args=paddle_extra_compile_args,
+)
+
+setup(
+    name='custom_kernel_dot_c',
+    version='1.0',
+    description='custom kernel fot compiling',
+    cmdclass={'build_ext': BuildExt},
+    ext_modules=[custom_kernel_dot_module],
+)