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Diffstat (limited to 'src/libstd/sys/unix/os.rs')
| -rw-r--r-- | src/libstd/sys/unix/os.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libstd/sys/unix/os.rs b/src/libstd/sys/unix/os.rs index 8a6ef17818a..df03841276e 100644 --- a/src/libstd/sys/unix/os.rs +++ b/src/libstd/sys/unix/os.rs @@ -247,6 +247,10 @@ impl Iterator for Args { fn size_hint(&self) -> (usize, Option<usize>) { self.iter.size_hint() } } +impl ExactSizeIterator for Args { + fn len(&self) -> usize { self.iter.len() } +} + /// Returns the command line arguments /// /// Returns a list of the command line arguments. |