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

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    use crate::ffi::object::PyObject;
    use crate::ffi::pystate::PyThreadState;
    use std::os::raw::{c_char, c_int, c_void};

    // TODO: move to cpython
    pub type _PyFrameEvalFunction =
        extern "C" fn(*mut crate::ffi::PyFrameObject, c_int) -> *mut PyObject;

    extern "C" {
        #[cfg_attr(Py_3_9, deprecated(note = "Python 3.9"))]
        #[cfg_attr(PyPy, link_name = "PyPyEval_CallObjectWithKeywords")]
        pub fn PyEval_CallObjectWithKeywords(
            func: *mut PyObject,
            obj: *mut PyObject,
            kwargs: *mut PyObject,
        ) -> *mut PyObject;
    }

    #[cfg_attr(Py_3_9, deprecated(note = "Python 3.9"))]
    #[inline]
    pub unsafe fn PyEval_CallObject(func: *mut PyObject, arg: *mut PyObject) -> *mut PyObject {
        #[allow(deprecated)]
        PyEval_CallObjectWithKeywords(func, arg, std::ptr::null_mut())
    }

    extern "C" {
        #[cfg_attr(Py_3_9, deprecated(note = "Python 3.9"))]
        #[cfg_attr(PyPy, link_name = "PyPyEval_CallFunction")]
        pub fn PyEval_CallFunction(obj: *mut PyObject, format: *const c_char, ...) -> *mut PyObject;
        #[cfg_attr(Py_3_9, deprecated(note = "Python 3.9"))]
        #[cfg_attr(PyPy, link_name = "PyPyEval_CallMethod")]
        pub fn PyEval_CallMethod(
            obj: *mut PyObject,
            methodname: *const c_char,
            format: *const c_char,
            ...
        ) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyEval_GetBuiltins")]
        pub fn PyEval_GetBuiltins() -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyEval_GetGlobals")]
        pub fn PyEval_GetGlobals() -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyEval_GetLocals")]
        pub fn PyEval_GetLocals() -> *mut PyObject;
        pub fn PyEval_GetFrame() -> *mut crate::ffi::PyFrameObject;
        #[cfg_attr(PyPy, link_name = "PyPy_AddPendingCall")]
        pub fn Py_AddPendingCall(
            func: Option<extern "C" fn(arg1: *mut c_void) -> c_int>,
            arg: *mut c_void,
        ) -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPy_MakePendingCalls")]
        pub fn Py_MakePendingCalls() -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPy_SetRecursionLimit")]
        pub fn Py_SetRecursionLimit(arg1: c_int);
        #[cfg_attr(PyPy, link_name = "PyPy_GetRecursionLimit")]
        pub fn Py_GetRecursionLimit() -> c_int;
        fn _Py_CheckRecursiveCall(_where: *mut c_char) -> c_int;
    }

    // TODO
    // skipped Py_EnterRecursiveCall
    // skipped Py_LeaveRecursiveCall

    extern "C" {
        pub fn PyEval_GetFuncName(arg1: *mut PyObject) -> *const c_char;
        pub fn PyEval_GetFuncDesc(arg1: *mut PyObject) -> *const c_char;
        pub fn PyEval_GetCallStats(arg1: *mut PyObject) -> *mut PyObject;
        pub fn PyEval_EvalFrame(arg1: *mut crate::ffi::PyFrameObject) -> *mut PyObject;
        pub fn PyEval_EvalFrameEx(f: *mut crate::ffi::PyFrameObject, exc: c_int) -> *mut PyObject;
        #[cfg_attr(PyPy, link_name = "PyPyEval_SaveThread")]
        pub fn PyEval_SaveThread() -> *mut PyThreadState;
        #[cfg_attr(PyPy, link_name = "PyPyEval_RestoreThread")]
        pub fn PyEval_RestoreThread(arg1: *mut PyThreadState);
    }

    #[cfg(py_sys_config = "WITH_THREAD")]
    extern "C" {
        #[cfg_attr(PyPy, link_name = "PyPyEval_ThreadsInitialized")]
        pub fn PyEval_ThreadsInitialized() -> c_int;
        #[cfg_attr(PyPy, link_name = "PyPyEval_InitThreads")]
        pub fn PyEval_InitThreads();
        pub fn PyEval_AcquireLock();
        pub fn PyEval_ReleaseLock();
        #[cfg_attr(PyPy, link_name = "PyPyEval_AcquireThread")]
        pub fn PyEval_AcquireThread(tstate: *mut PyThreadState);
        #[cfg_attr(PyPy, link_name = "PyPyEval_ReleaseThread")]
        pub fn PyEval_ReleaseThread(tstate: *mut PyThreadState);
        #[cfg(not(Py_3_8))]
        pub fn PyEval_ReInitThreads();
    }

    // skipped Py_BEGIN_ALLOW_THREADS
    // skipped Py_BLOCK_THREADS
    // skipped Py_UNBLOCK_THREADS
    // skipped Py_END_ALLOW_THREADS
    // skipped FVC_MASK
    // skipped FVC_NONE
    // skipped FVC_STR
    // skipped FVC_REPR
    // skipped FVC_ASCII
    // skipped FVS_MASK
    // skipped FVS_HAVE_SPEC