Merge pull request #4271 from ejholmes/ffi-crypto

Fix example in FFI tutorial.
This commit is contained in:
Tim Chevalier 2012-12-23 13:30:19 -08:00
commit 4752081dc5

View File

@ -22,7 +22,7 @@ extern mod crypto {
fn as_hex(data: ~[u8]) -> ~str {
let mut acc = ~"";
for data.each |byte| { acc += fmt!("%02x", byte as uint); }
for data.each |&byte| { acc += fmt!("%02x", byte as uint); }
return acc;
}
@ -33,8 +33,8 @@ fn sha1(data: ~str) -> ~str unsafe {
return as_hex(vec::from_buf(hash, 20));
}
fn main(args: ~[~str]) {
io::println(sha1(args[1]));
fn main() {
io::println(sha1(core::os::args()[1]));
}
~~~~