2012-07-03 18:11:00 -05:00
|
|
|
extern mod rustrt {
|
2012-09-21 20:10:45 -05:00
|
|
|
#[legacy_exports];
|
2012-02-13 18:06:56 -06:00
|
|
|
fn rust_dbg_call(cb: *u8,
|
2012-03-12 22:04:27 -05:00
|
|
|
data: libc::uintptr_t) -> libc::uintptr_t;
|
2012-02-13 18:06:56 -06:00
|
|
|
}
|
|
|
|
|
2012-07-03 18:32:02 -05:00
|
|
|
extern fn cb(data: libc::uintptr_t) -> libc::uintptr_t {
|
2012-02-13 18:06:56 -06:00
|
|
|
if data == 1u {
|
|
|
|
data
|
|
|
|
} else {
|
|
|
|
count(data - 1u) + 1u
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fn count(n: uint) -> uint {
|
2012-08-22 19:24:52 -05:00
|
|
|
debug!("n = %?", n);
|
2012-02-13 18:06:56 -06:00
|
|
|
rustrt::rust_dbg_call(cb, n)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn main() {
|
|
|
|
let result = count(1000u);
|
2012-08-22 19:24:52 -05:00
|
|
|
debug!("result = %?", result);
|
2012-02-13 18:06:56 -06:00
|
|
|
assert result == 1000u;
|
|
|
|
}
|