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/* Boolean object interface */

#ifndef Py_BOOLOBJECT_H
#define Py_BOOLOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif


// PyBool_Type is declared by object.h

#define PyBool_Check(x) Py_IS_TYPE((x), &PyBool_Type)

/* Py_False and Py_True are the only two bools in existence. */

/* Don't use these directly */
PyAPI_DATA(PyLongObject) _Py_FalseStruct;
PyAPI_DATA(PyLongObject) _Py_TrueStruct;

/* Use these macros */
#define Py_False _PyObject_CAST(&_Py_FalseStruct)
#define Py_True _PyObject_CAST(&_Py_TrueStruct)

// Test if an object is the True singleton, the same as "x is True" in Python.
PyAPI_FUNC(int) Py_IsTrue(PyObject *x);
#define Py_IsTrue(x) Py_Is((x), Py_True)

// Test if an object is the False singleton, the same as "x is False" in Python.
PyAPI_FUNC(int) Py_IsFalse(PyObject *x);
#define Py_IsFalse(x) Py_Is((x), Py_False)

/* Macros for returning Py_True or Py_False, respectively */
#define Py_RETURN_TRUE return Py_True
#define Py_RETURN_FALSE return Py_False

/* Function to return a bool from a C long */
PyAPI_FUNC(PyObject *) PyBool_FromLong(long);

#ifdef __cplusplus
}
#endif
#endif /* !Py_BOOLOBJECT_H */