# floatobject.rs - source
Source of the Rust file `/home/runner/.cargo/registry/src/github.com-1ecc6299db9ec823/pyo3-0.13.2/src/ffi/floatobject.rs`.
Keywords: rust, rustlang, rust-lang

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    use crate::ffi::object::*;
    use std::os::raw::{c_double, c_int};

    #[cfg(Py_LIMITED_API)]
    // TODO: remove (see https://github.com/PyO3/pyo3/pull/1341#issuecomment-751515985)
    opaque_struct!(PyFloatObject);

    #[cfg(not(Py_LIMITED_API))]
    #[repr(C)]
    pub struct PyFloatObject {
        pub ob_base: PyObject,
        pub ob_fval: c_double,
    }

    #[cfg_attr(windows, link(name = "pythonXY"))]
    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyFloat_Type")]
        pub static mut PyFloat_Type: PyTypeObject;
    }

    #[inline]
    pub unsafe fn PyFloat_Check(op: *mut PyObject) -> c_int {
        PyObject_TypeCheck(op, &mut PyFloat_Type)
    }

    #[inline]
    pub unsafe fn PyFloat_CheckExact(op: *mut PyObject) -> c_int {
        (Py_TYPE(op) == &mut PyFloat_Type) as c_int
    }

    // skipped Py_RETURN_NAN
    // skipped Py_RETURN_INF

    extern "C" {
        pub fn PyFloat_GetMax() -> c_double;
        pub fn PyFloat_GetMin() -> c_double;
        pub fn PyFloat_GetInfo() -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyFloat_FromString")]
        pub fn PyFloat_FromString(arg1: *mut PyObject) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyFloat_FromDouble")]
        pub fn PyFloat_FromDouble(arg1: c_double) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyFloat_AsDouble")]
        pub fn PyFloat_AsDouble(arg1: *mut PyObject) -> c_double;
    }

    #[cfg(not(Py_LIMITED_API))]
    #[inline]
    pub unsafe fn PyFloat_AS_DOUBLE(op: *mut PyObject) -> c_double {
        (*(op as *mut PyFloatObject)).ob_fval
    }

    // skipped non-limited _PyFloat_Pack2
    // skipped non-limited _PyFloat_Pack4
    // skipped non-limited _PyFloat_Pack8
    // skipped non-limited _PyFloat_Unpack2
    // skipped non-limited _PyFloat_Unpack4
    // skipped non-limited _PyFloat_Unpack8
    // skipped non-limited _PyFloat_DebugMallocStats
    // skipped non-limited _PyFloat_FormatAdvancedWriter