diff options
Diffstat (limited to 'library/std/src/sys/unsupported/stdio.rs')
-rw-r--r-- | library/std/src/sys/unsupported/stdio.rs | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/library/std/src/sys/unsupported/stdio.rs b/library/std/src/sys/unsupported/stdio.rs new file mode 100644 index 000000000..b5e3f5be9 --- /dev/null +++ b/library/std/src/sys/unsupported/stdio.rs @@ -0,0 +1,59 @@ +use crate::io; + +pub struct Stdin; +pub struct Stdout; +pub struct Stderr; + +impl Stdin { + pub const fn new() -> Stdin { + Stdin + } +} + +impl io::Read for Stdin { + fn read(&mut self, _buf: &mut [u8]) -> io::Result<usize> { + Ok(0) + } +} + +impl Stdout { + pub const fn new() -> Stdout { + Stdout + } +} + +impl io::Write for Stdout { + fn write(&mut self, buf: &[u8]) -> io::Result<usize> { + Ok(buf.len()) + } + + fn flush(&mut self) -> io::Result<()> { + Ok(()) + } +} + +impl Stderr { + pub const fn new() -> Stderr { + Stderr + } +} + +impl io::Write for Stderr { + fn write(&mut self, buf: &[u8]) -> io::Result<usize> { + Ok(buf.len()) + } + + fn flush(&mut self) -> io::Result<()> { + Ok(()) + } +} + +pub const STDIN_BUF_SIZE: usize = 0; + +pub fn is_ebadf(_err: &io::Error) -> bool { + true +} + +pub fn panic_output() -> Option<Vec<u8>> { + None +} |