Introduce restricted-std feature.

1 files changed, 0 insertions, 107 deletions

diff --git a/src/libstd/sys/wasm/os.rs b/src/libstd/sys/wasm/os.rs
deleted file mode 100644
index 91afdc8a5a0..00000000000
--- a/src/libstd/sys/wasm/os.rs
+++ /dev/null
@@ -1,107 +0,0 @@
-use crate::error::Error as StdError;
-use crate::ffi::{OsStr, OsString};
-use crate::fmt;
-use crate::io;
-use crate::path::{self, PathBuf};
-use crate::str;
-use crate::sys::{unsupported, Void};
-
-pub fn errno() -> i32 {
-    0
-}
-
-pub fn error_string(_errno: i32) -> String {
-    "operation successful".to_string()
-}
-
-pub fn getcwd() -> io::Result<PathBuf> {
-    unsupported()
-}
-
-pub fn chdir(_: &path::Path) -> io::Result<()> {
-    unsupported()
-}
-
-pub struct SplitPaths<'a>(&'a Void);
-
-pub fn split_paths(_unparsed: &OsStr) -> SplitPaths<'_> {
-    panic!("unsupported")
-}
-
-impl<'a> Iterator for SplitPaths<'a> {
-    type Item = PathBuf;
-    fn next(&mut self) -> Option<PathBuf> {
-        match *self.0 {}
-    }
-}
-
-#[derive(Debug)]
-pub struct JoinPathsError;
-
-pub fn join_paths<I, T>(_paths: I) -> Result<OsString, JoinPathsError>
-where
-    I: Iterator<Item = T>,
-    T: AsRef<OsStr>,
-{
-    Err(JoinPathsError)
-}
-
-impl fmt::Display for JoinPathsError {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        "not supported on wasm yet".fmt(f)
-    }
-}
-
-impl StdError for JoinPathsError {
-    #[allow(deprecated)]
-    fn description(&self) -> &str {
-        "not supported on wasm yet"
-    }
-}
-
-pub fn current_exe() -> io::Result<PathBuf> {
-    unsupported()
-}
-
-pub struct Env(Void);
-
-impl Iterator for Env {
-    type Item = (OsString, OsString);
-    fn next(&mut self) -> Option<(OsString, OsString)> {
-        match self.0 {}
-    }
-}
-
-pub fn env() -> Env {
-    panic!("not supported on web assembly")
-}
-
-pub fn getenv(_: &OsStr) -> io::Result<Option<OsString>> {
-    Ok(None)
-}
-
-pub fn setenv(_: &OsStr, _: &OsStr) -> io::Result<()> {
-    Err(io::Error::new(io::ErrorKind::Other, "cannot set env vars on wasm32-unknown-unknown"))
-}
-
-pub fn unsetenv(_: &OsStr) -> io::Result<()> {
-    Err(io::Error::new(io::ErrorKind::Other, "cannot unset env vars on wasm32-unknown-unknown"))
-}
-
-pub fn temp_dir() -> PathBuf {
-    panic!("no filesystem on wasm")
-}
-
-pub fn home_dir() -> Option<PathBuf> {
-    None
-}
-
-pub fn exit(_code: i32) -> ! {
-    unsafe {
-        crate::arch::wasm32::unreachable();
-    }
-}
-
-pub fn getpid() -> u32 {
-    panic!("no pids on wasm")
-}