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| author | Nikolay Merinov <nikolay.merinov@member.fsf.org> | 2017-12-01 14:28:14 +0500 |
|---|---|---|
| committer | Nikolay Merinov <nikolay.merinov@member.fsf.org> | 2017-12-01 14:55:02 +0500 |
| commit | f2df1f5ec6648713791c07b5ca79fa4da87b7d74 (patch) | |
| tree | c7bff1c0cdda6de1d91984d42b4d5b41564b91b3 /src/build_helper | |
| parent | 804b15be82ea668d943fab70195eb57a2f942d4b (diff) | |
| download | rust-f2df1f5ec6648713791c07b5ca79fa4da87b7d74.tar.gz | |
build_helper: destination file can't be up to date when not exists
Function "up_to_date" return incorrect result if mtime for all fetched
sources is set to epoch time. Add existence check to function.
Diffstat (limited to 'src/build_helper')
| -rw-r--r-- | src/build_helper/lib.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/build_helper/lib.rs b/src/build_helper/lib.rs index 97723e260f6..2b6e2828cfb 100644 --- a/src/build_helper/lib.rs +++ b/src/build_helper/lib.rs @@ -190,6 +190,9 @@ pub fn mtime(path: &Path) -> FileTime { /// /// Uses last-modified time checks to verify this. pub fn up_to_date(src: &Path, dst: &Path) -> bool { + if !dst.exists() { + return false; + } let threshold = mtime(dst); let meta = match fs::metadata(src) { Ok(meta) => meta, |