Add snake gui app and update os/usr parts. Now snake can run!

2023-01-08 22:41:41 +08:00 · 2023-01-08 22:41:41 +08:00 · 2cbd237260
commit 2cbd237260
parent b40120f8ff
14 changed files with 457 additions and 15 deletions
--- a/os/src/syscall/fs.rs
+++ b/os/src/syscall/fs.rs
@ -96,4 +96,4 @@ pub fn sys_dup(fd: usize) -> isize {
    let new_fd = inner.alloc_fd();
    inner.fd_table[new_fd] = Some(Arc::clone(inner.fd_table[fd].as_ref().unwrap()));
    new_fd as isize
-}
+}