7 use std::path::Path;
17 unsafe fn cstr_to_path<'a>(path: *const c_char) -> Option<&'a Path> {  in cstr_to_path()
18     CStr::from_ptr(path).to_str().map(Path::new).ok()  in cstr_to_path()
25 unsafe fn open_file(path: *const c_char) -> Option<File> {  in open_file()
26     File::open(cstr_to_path(path)?).ok()  in open_file()
29 unsafe fn create_file(path: *const c_char) -> Option<File> {  in create_file()
30     File::create(cstr_to_path(path)?).ok()  in create_file()
106     path: *const c_char,  in wasi_config_set_stdin_file()
108     let file = match open_file(path) {  in wasi_config_set_stdin_file()
138     path: *const c_char,  in wasi_config_set_stdout_file()
140     let file = match create_file(path) {  in wasi_config_set_stdout_file()
266     path: *const c_char,  in wasi_config_set_stderr_file()
268     let file = match create_file(path) {  in wasi_config_set_stderr_file()
301     path: *const c_char,  in wasi_config_preopen_dir()
311     let host_path = match cstr_to_path(path) {  in wasi_config_preopen_dir()