blob: b3c6b671e809949c9bca2b0d43bdc68999f42a5e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
// Copyright 2017 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.
use ffi::OsString;
use marker::PhantomData;
use vec;
use sys::ArgsSysCall;
pub unsafe fn init(_argc: isize, _argv: *const *const u8) {
// On wasm these should always be null, so there's nothing for us to do here
}
pub unsafe fn cleanup() {
}
pub fn args() -> Args {
let v = ArgsSysCall::perform();
Args {
iter: v.into_iter(),
_dont_send_or_sync_me: PhantomData,
}
}
pub struct Args {
iter: vec::IntoIter<OsString>,
_dont_send_or_sync_me: PhantomData<*mut ()>,
}
impl Args {
pub fn inner_debug(&self) -> &[OsString] {
self.iter.as_slice()
}
}
impl Iterator for Args {
type Item = OsString;
fn next(&mut self) -> Option<OsString> {
self.iter.next()
}
fn size_hint(&self) -> (usize, Option<usize>) {
self.iter.size_hint()
}
}
impl ExactSizeIterator for Args {
fn len(&self) -> usize {
self.iter.len()
}
}
impl DoubleEndedIterator for Args {
fn next_back(&mut self) -> Option<OsString> {
self.iter.next_back()
}
}
|
