pub fn direct_argv<'a>(
body: &'a str,
path: &OsStr,
) -> Option<(PathBuf, &'a str, Vec<&'a str>)>Expand description
Plan a direct exec of body against path, or None to use sh.
Returns (resolved_program, program_as_written, args). The second
element becomes argv[0], matching what the shell would have passed.