添加第一个用户态程序

2 years ago · 3e4a736e43
parent a53ff6520d
commit 3e4a736e43
1 changed files with 8 additions and 0 deletions
--- a/ch2/user/src/bin/00hello_world.rs
+++ b/ch2/user/src/bin/00hello_world.rs
@ -0,0 +1,8 @@
+#![no_std]
+#![no_main]
+
+
+#[no_mangle]
+fn main() {
+
+}