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Verify that generated rust file exists before changing permissions.

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This commit is contained in:
Matthew O'Connor 2016-01-30 15:39:13 -07:00
parent 51e2dabdc0
commit b7ce5bf4ff
1 changed files with 8 additions and 4 deletions
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12
lalrpop/src/build/mod.rs
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@ -101,10 +101,14 @@ fn needs_rebuild(lalrpop_file: &Path,
}
fn make_read_only(rs_file: &Path, ro: bool) -> io::Result<()> {
let rs_metadata = try!(fs::metadata(&rs_file));
let mut rs_permissions = rs_metadata.permissions();
rs_permissions.set_readonly(ro);
fs::set_permissions(&rs_file, rs_permissions)
if (rs_file.is_file()) {
let rs_metadata = try!(fs::metadata(&rs_file));
let mut rs_permissions = rs_metadata.permissions();
rs_permissions.set_readonly(ro);
fs::set_permissions(&rs_file, rs_permissions)
} else {
Ok(())
}
}
fn lalrpop_files<P:AsRef<Path>>(root_dir: P) -> io::Result<Vec<PathBuf>> {