diff options
| -rw-r--r-- | library/std/src/sys/windows/args.rs | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/library/std/src/sys/windows/args.rs b/library/std/src/sys/windows/args.rs index 6741ae46d32..30356fa8519 100644 --- a/library/std/src/sys/windows/args.rs +++ b/library/std/src/sys/windows/args.rs @@ -270,7 +270,7 @@ pub(crate) fn make_bat_command_line( // It is necessary to surround the command in an extra pair of quotes, // hence the trailing quote here. It will be closed after all arguments // have been added. - let mut cmd: Vec<u16> = "cmd.exe /c \"".encode_utf16().collect(); + let mut cmd: Vec<u16> = "cmd.exe /d /c \"".encode_utf16().collect(); // Push the script name surrounded by its quote pair. cmd.push(b'"' as u16); @@ -290,6 +290,15 @@ pub(crate) fn make_bat_command_line( // reconstructed by the batch script by default. for arg in args { cmd.push(' ' as u16); + // Make sure to always quote special command prompt characters, including: + // * Characters `cmd /?` says require quotes. + // * `%` for environment variables, as in `%TMP%`. + // * `|<>` pipe/redirect characters. + const SPECIAL: &[u8] = b"\t &()[]{}^=;!'+,`~%|<>"; + let force_quotes = match arg { + Arg::Regular(arg) if !force_quotes => arg.bytes().iter().any(|c| SPECIAL.contains(c)), + _ => force_quotes, + }; append_arg(&mut cmd, arg, force_quotes)?; } |