Staging
v0.5.1
https://github.com/python/cpython
Revision dcd4c4f9c9f9fb75ad4c1f138a285fbe19a9cb61 authored by Łukasz Langa on 23 March 2020, 16:19:13 UTC, committed by Łukasz Langa on 23 March 2020, 16:19:13 UTC
1 parent 9a81ab1
Raw File
Tip revision: dcd4c4f9c9f9fb75ad4c1f138a285fbe19a9cb61 authored by Łukasz Langa on 23 March 2020, 16:19:13 UTC
Python 3.9.0a5
Tip revision: dcd4c4f
exports.h
#ifndef Py_EXPORTS_H
#define Py_EXPORTS_H

#if defined(_WIN32) || defined(__CYGWIN__)
    #define Py_IMPORTED_SYMBOL __declspec(dllimport)
    #define Py_EXPORTED_SYMBOL __declspec(dllexport)
    #define Py_LOCAL_SYMBOL
#else
/*
 * If we only ever used gcc >= 5, we could use __has_attribute(visibility)
 * as a cross-platform way to determine if visibility is supported. However,
 * we may still need to support gcc >= 4, as some Ubuntu LTS and Centos versions
 * have 4 < gcc < 5.
 */
    #ifndef __has_attribute
      #define __has_attribute(x) 0  // Compatibility with non-clang compilers.
    #endif
    #if (defined(__GNUC__) && (__GNUC__ >= 4)) ||\
        (defined(__clang__) && __has_attribute(visibility))
        #define Py_IMPORTED_SYMBOL __attribute__ ((visibility ("default")))
        #define Py_EXPORTED_SYMBOL __attribute__ ((visibility ("default")))
        #define Py_LOCAL_SYMBOL  __attribute__ ((visibility ("hidden")))
    #else
        #define Py_IMPORTED_SYMBOL
        #define Py_EXPORTED_SYMBOL
        #define Py_LOCAL_SYMBOL
    #endif
#endif

#endif /* Py_EXPORTS_H */
back to top