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Merge pull request #756 from ebfe/fix-hostname

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hostname: fix '-i'
This commit is contained in:
Heather 2015-12-22 00:28:21 +04:00
commit 6baf495ce2
1 changed files with 8 additions and 1 deletions
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9
src/hostname/hostname.rs
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@ -70,6 +70,9 @@ pub fn uumain(args: Vec<String>) -> i32 {
let hostname = xgethostname();
if matches.opt_present("i") {
// XXX: to_socket_addrs needs hostname:port so append a dummy port and remove it later.
// This should use std::net::lookup_host, but that is still marked unstable.
let hostname = hostname + ":1";
match hostname.to_socket_addrs() {
Ok(addresses) => {
let mut hashset = HashSet::new();
@ -77,7 +80,11 @@ pub fn uumain(args: Vec<String>) -> i32 {
for addr in addresses {
// XXX: not sure why this is necessary...
if !hashset.contains(&addr) {
output.push_str(&format!("{}", addr));
let mut ip = format!("{}", addr);
if ip.ends_with(":1") {
ip = ip[..ip.len()-2].to_string();
}
output.push_str(&ip);
output.push_str(" ");
hashset.insert(addr.clone());
}