2dc2ac1e6b
int/uint aren't considered FFI safe, replace them with the actual type they represent (i64/u64 or i32/u32). This is a breaking change, but at most a cast to `uint` or `int` needs to be added. [breaking-change]
28 lines
848 B
Rust
28 lines
848 B
Rust
// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
|
|
// file at the top-level directory of this distribution and at
|
|
// http://rust-lang.org/COPYRIGHT.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
//aux-build:extern-crosscrate-source.rs
|
|
|
|
extern crate externcallback;
|
|
extern crate libc;
|
|
|
|
fn fact(n: libc::uintptr_t) -> libc::uintptr_t {
|
|
unsafe {
|
|
println!("n = {}", n);
|
|
externcallback::rustrt::rust_dbg_call(externcallback::cb, n)
|
|
}
|
|
}
|
|
|
|
pub fn main() {
|
|
let result = fact(10);
|
|
println!("result = {}", result);
|
|
assert_eq!(result, 3628800);
|
|
}
|