rustbuild: Ensure PATH does not contain invalid character `"`

This commit is contained in:
Aravind Gollakota 2016-07-23 11:53:07 -07:00
parent fd1d3603d4
commit 4ffbb5dd63
1 changed files with 9 additions and 0 deletions

View File

@ -31,6 +31,15 @@ use Build;
pub fn check(build: &mut Build) {
let mut checked = HashSet::new();
let path = env::var_os("PATH").unwrap_or(OsString::new());
// On Windows, quotes are invalid characters for filename paths, and if
// one is present as part of the PATH then that can lead to the system
// being unable to identify the files properly. See
// https://github.com/rust-lang/rust/issues/34959 for more details.
if cfg!(windows) {
if path.to_string_lossy().contains("\"") {
panic!("PATH contains invalid character '\"'");
}
}
let mut need_cmd = |cmd: &OsStr| {
if !checked.insert(cmd.to_owned()) {
return