blob: 59373c39ff757c07f89bebb9c499d8a2ba3d4c6b [file] [log] [blame]
#ifndef Py_EXPORTS_H
#define Py_EXPORTS_H
#if defined(_WIN32) || defined(__CYGWIN__)
#if defined(Py_ENABLE_SHARED)
#define Py_IMPORTED_SYMBOL __declspec(dllimport)
#define Py_EXPORTED_SYMBOL __declspec(dllexport)
#define Py_LOCAL_SYMBOL
#else
#define Py_IMPORTED_SYMBOL
#define Py_EXPORTED_SYMBOL
#define Py_LOCAL_SYMBOL
#endif
#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 */