Function acquire

src/borrow/shared.rs:176–186

(py: Python<'py>, array: *mut PyArrayObject)

// These entry points will be used to access the shared borrow checking API from this extension:

pub fn acquire<'py>(py: Python<'py>, array: *mut PyArrayObject) -> Result<(), BorrowError> {
    let shared = get_or_insert_shared(py).expect("Internal borrow checking API error");

    let rc = unsafe { (shared.acquire)(shared.flags, array) };

    match rc {
        0 => Ok(()),
        -1 => Err(BorrowError::AlreadyBorrowed),
        rc => panic!("Unexpected return code {rc} from borrow checking API"),
    }
}

pub fn acquire_mut<'py>(py: Python<'py>, array: *mut PyArrayObject) -> Result<(), BorrowError> {
    let shared = get_or_insert_shared(py).expect("Internal borrow checking API error");