rust/src/libstd/tempfile.rs
2012-03-14 20:46:36 -04:00

31 lines
635 B
Rust

#[doc = "Temporary files and directories"];
import core::option;
import option::{none, some};
import rand;
fn mkdtemp(prefix: str, suffix: str) -> option<str> {
let r = rand::rng();
let mut i = 0u;
while (i < 1000u) {
let s = prefix + r.gen_str(16u) + suffix;
if os::make_dir(s, 0x1c0i32) { // FIXME: u+rwx
ret some(s);
}
i += 1u;
}
ret none;
}
#[test]
fn test_mkdtemp() {
let r = mkdtemp("./", "foobar");
alt r {
some(p) {
os::remove_dir(p);
assert(str::ends_with(p, "foobar"));
}
_ { assert(false); }
}
}