minor changes to follow the Rust's style guidelines

Author: stlankes

src/libstd/sys/hermit/fs.rs

@@ -226,7 +226,9 @@ impl OpenOptions {
             (true,  true,  false) => Ok(O_RDWR),
             (false, _,     true)  => Ok(O_WRONLY | O_APPEND),
             (true,  _,     true)  => Ok(O_RDWR | O_APPEND),
-            (false, false, false) => Err(io::Error::new(ErrorKind::InvalidInput, "invalid access mode")),
+            (false, false, false) => {
+                Err(io::Error::new(ErrorKind::InvalidInput, "invalid access mode"))
+            },
         }
     }
 

src/libstd/sys/hermit/mod.rs

@@ -81,7 +81,7 @@ pub unsafe fn abort_internal() -> ! {
     sys_abort();
 }
 
-// TODO: just a workaround to test the system
+// FIXME: just a workaround to test the system
 pub fn hashmap_random_keys() -> (u64, u64) {
     (1, 2)
 }
@@ -104,7 +104,8 @@ pub fn init() {
 
 #[cfg(not(test))]
 #[no_mangle]
-pub unsafe extern "C" fn runtime_entry(argc: i32, argv: *const *const c_char, env: *const *const c_char) -> ! {
+pub unsafe extern "C" fn runtime_entry(argc: i32, argv: *const *const c_char,
+                                       env: *const *const c_char) -> ! {
     extern "C" {
         fn main(argc: isize, argv: *const *const c_char) -> i32;
         fn sys_exit(arg: i32) ->!;

src/libstd/sys/hermit/thread.rs

@@ -35,7 +35,8 @@ pub const NORMAL_PRIO: Priority = Priority::from(2);
 
 extern "C" {
     fn sys_usleep(usecs: u64);
-    fn sys_spawn(id: *mut Tid, func: extern "C" fn(usize), arg: usize, prio: u8, core_id: isize) -> i32;
+    fn sys_spawn(id: *mut Tid, func: extern "C" fn(usize),
+                 arg: usize, prio: u8, core_id: isize) -> i32;
     fn sys_join(id: Tid) -> i32;
     fn sys_yield();
 }
@@ -55,7 +56,8 @@ impl Thread {
     {
         let p = box p;
         let mut tid: Tid = u32::MAX;
-        let ret = sys_spawn(&mut tid as *mut Tid, thread_start, &*p as *const _ as *const u8 as usize,
+        let ret = sys_spawn(&mut tid as *mut Tid, thread_start,
+                            &*p as *const _ as *const u8 as usize,
                             Priority::into(NORMAL_PRIO), core_id);
 
         return if ret == 0 {