compile rust to static library

2 files changed, 8 insertions, 10 deletions

diff --git a/halt/Cargo.toml b/halt/Cargo.toml
index 160a513..14c75e0 100644
--- a/halt/Cargo.toml
+++ b/halt/Cargo.toml
@@ -4,6 +4,10 @@ version = "0.1.0"
 authors = ["Gustav Sörnäs <gustav@sornas.net>"]
 edition = "2018"
 
+[lib]
+name = "halt"
+crate-type = ["staticlib"]
+
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [profile.dev]
@@ -11,6 +15,7 @@ panic = "abort"
 
 [profile.release]
 panic = "abort"
+lto = true
 
 [dependencies.libc]
 version = "0.2"
diff --git a/halt/src/main.rs b/halt/src/lib.rs
index 8abf38a..43470b2 100644
--- a/halt/src/main.rs
+++ b/halt/src/lib.rs
@@ -1,8 +1,7 @@
 #![no_std]
-#![no_main]
-#![feature(start)]
 //#![feature(asm)]
-//#![link_args = "-L -lmain"]
+//#![feature(link_args)]
+//#![link_args = "-L -lpintos"]
 
 #[panic_handler]
 fn panic(_info: &core::panic::PanicInfo) -> ! {
@@ -10,7 +9,7 @@ fn panic(_info: &core::panic::PanicInfo) -> ! {
 }
 
 #[no_mangle]
-pub unsafe extern "C" fn main() {
+pub unsafe extern "C" fn entry() {
     exit(0x69);
 }
 
@@ -18,9 +17,3 @@ pub unsafe extern "C" fn main() {
 extern {
     fn exit(status: i32);
 }
-
-//#[no_mangle]
-//#[start]
-//unsafe extern "C" fn _start() {
-//    exit(main());
-//}