dep-protobuf/python/python_api.h
Joshua Haberman cb723e4fca Added wheels for macOS, and tests for all wheels.
This should get us the full set of binary wheels we need for release. Also added acceptance tests for all wheels except aarch64 (on Linux and macos): we cannot test these without emulation, which will require a somewhat more complicated setup.

PiperOrigin-RevId: 446574958
2022-05-04 16:04:44 -07:00

61 lines
2.9 KiB
C

/*
* Copyright (c) 2009-2021, Google LLC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Google LLC nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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*/
#ifndef PYUPB_PYTHON_H__
#define PYUPB_PYTHON_H__
// We restrict ourselves to the limited API, so that a single build can be
// ABI-compatible with a wide range of Python versions.
//
// The build system will define Py_LIMITED_API as appropriate (see BUILD). We
// only want to define it for our distribution packages, since we can do some
// extra assertions when Py_LIMITED_API is not defined. Also Py_LIMITED_API is
// incompatible with Py_DEBUG.
// #define Py_LIMITED_API <val> // Defined by build system when appropriate.
#include "Python.h"
// Ideally we could restrict ourselves to the limited API of 3.7, but this is
// a very important function that was not officially added to the limited API
// until 3.10. Without this function, there is no way of getting data from a
// Python `str` object without a copy.
//
// While this function was not *officially* added to the limited API until
// Python 3.10, In practice it has been stable since Python 3.1.
// https://bugs.python.org/issue41784
//
// On Linux/ELF and macOS/Mach-O, we can get away with using this function with
// the limited API prior to 3.10.
#if (defined(__linux__) || defined(__APPLE__)) && defined(Py_LIMITED_API) && \
Py_LIMITED_API < 0x03100000
PyAPI_FUNC(const char*)
PyUnicode_AsUTF8AndSize(PyObject* unicode, Py_ssize_t* size);
#endif
#endif // PYUPB_PYTHON_H__