Merge remote-tracking branch 'remotes/origin/incoming' into incoming

Author: erickt

doc/rust.md

@@ -297,7 +297,7 @@ the following forms:
 num_lit : nonzero_dec [ dec_digit | '_' ] * num_suffix ?
         | '0' [       [ dec_digit | '_' ] + num_suffix ?
               | 'b'   [ '1' | '0' | '_' ] + int_suffix ?
-              | 'x'   [ hex_digit | '-' ] + int_suffix ? ] ;
+              | 'x'   [ hex_digit | '_' ] + int_suffix ? ] ;
 
 num_suffix : int_suffix | float_suffix ;
 

src/libcore/cleanup.rs

@@ -154,7 +154,7 @@ fn debug_mem() -> bool {
 #[cfg(notest)]
 #[lang="annihilate"]
 pub unsafe fn annihilate() {
-    use rt::rt_free;
+    use rt::local_free;
     use io::WriterUtil;
     use io;
     use libc;
@@ -192,7 +192,7 @@ pub unsafe fn annihilate() {
             stats.n_bytes_freed +=
                 (*((*box).header.type_desc)).size
                 + sys::size_of::<BoxRepr>();
-            rt_free(transmute(box));
+            local_free(transmute(box));
         }
     }
 

src/libcore/io.rs

@@ -474,7 +474,10 @@ impl<R:Reader,C> Reader for Wrapper<R, C> {
 
 pub struct FILERes {
     f: *libc::FILE,
-    drop {
+}
+
+impl Drop for FILERes {
+    fn finalize(&self) {
         unsafe {
             libc::fclose(self.f);
         }
@@ -683,7 +686,10 @@ impl Writer for fd_t {
 
 pub struct FdRes {
     fd: fd_t,
-    drop {
+}
+
+impl Drop for FdRes {
+    fn finalize(&self) {
         unsafe {
             libc::close(self.fd);
         }

src/libcore/option.rs

@@ -450,7 +450,10 @@ fn test_unwrap_str() {
 fn test_unwrap_resource() {
     struct R {
        i: @mut int,
-       drop { *(self.i) += 1; }
+    }
+
+    impl ::ops::Drop for R {
+       fn finalize(&self) { *(self.i) += 1; }
     }
 
     fn R(i: @mut int) -> R {

src/libcore/pipes.rs

@@ -346,7 +346,10 @@ pub unsafe fn get_buffer<T>(p: *PacketHeader) -> ~Buffer<T> {
 struct BufferResource<T> {
     buffer: ~Buffer<T>,
 
-    drop {
+}
+
+impl<T> ::ops::Drop for BufferResource<T> {
+    fn finalize(&self) {
         unsafe {
             let b = move_it!(self.buffer);
             //let p = ptr::addr_of(*b);

src/libcore/private.rs

@@ -126,7 +126,10 @@ struct ArcData<T> {
 
 struct ArcDestruct<T> {
     mut data: *libc::c_void,
-    drop {
+}
+
+impl<T> Drop for ArcDestruct<T>{
+    fn finalize(&self) {
         unsafe {
             if self.data.is_null() {
                 return; // Happens when destructing an unwrapper's handle.
@@ -178,7 +181,10 @@ pub unsafe fn unwrap_shared_mutable_state<T:Owned>(rc: SharedMutableState<T>)
     struct DeathThroes<T> {
         mut ptr:      Option<~ArcData<T>>,
         mut response: Option<comm::ChanOne<bool>>,
-        drop {
+    }
+
+    impl<T> Drop for DeathThroes<T>{
+        fn finalize(&self) {
             unsafe {
                 let response = option::swap_unwrap(&mut self.response);
                 // In case we get killed early, we need to tell the person who
@@ -311,7 +317,10 @@ type rust_little_lock = *libc::c_void;
 
 struct LittleLock {
     l: rust_little_lock,
-    drop {
+}
+
+impl Drop for LittleLock {
+    fn finalize(&self) {
         unsafe {
             rustrt::rust_destroy_little_lock(self.l);
         }

src/libcore/rand.rs

@@ -365,7 +365,10 @@ impl Rng {
 
 struct RandRes {
     rng: *rust_rng,
-    drop {
+}
+
+impl Drop for RandRes {
+    fn finalize(&self) {
         unsafe {
             rustrt::rand_free(self.rng);
         }

src/libcore/rt.rs

@@ -36,60 +36,54 @@ pub extern mod rustrt {
     unsafe fn rust_upcall_free(ptr: *c_char);
 }
 
-#[rt(fail_)]
 #[lang="fail_"]
-pub fn rt_fail_(expr: *c_char, file: *c_char, line: size_t) -> ! {
+pub fn fail_(expr: *c_char, file: *c_char, line: size_t) -> ! {
     sys::begin_unwind_(expr, file, line);
 }
 
-#[rt(fail_bounds_check)]
 #[lang="fail_bounds_check"]
-pub unsafe fn rt_fail_bounds_check(file: *c_char, line: size_t,
-                                   index: size_t, len: size_t) {
+pub unsafe fn fail_bounds_check(file: *c_char, line: size_t,
+                                index: size_t, len: size_t) {
     let msg = fmt!("index out of bounds: the len is %d but the index is %d",
                     len as int, index as int);
     do str::as_buf(msg) |p, _len| {
-        rt_fail_(p as *c_char, file, line);
+        fail_(p as *c_char, file, line);
     }
 }
 
-pub unsafe fn rt_fail_borrowed() {
+pub unsafe fn fail_borrowed() {
     let msg = "borrowed";
     do str::as_buf(msg) |msg_p, _| {
         do str::as_buf("???") |file_p, _| {
-            rt_fail_(msg_p as *c_char, file_p as *c_char, 0);
+            fail_(msg_p as *c_char, file_p as *c_char, 0);
         }
     }
 }
 
 // FIXME #4942: Make these signatures agree with exchange_alloc's signatures
-#[rt(exchange_malloc)]
 #[lang="exchange_malloc"]
-pub unsafe fn rt_exchange_malloc(td: *c_char, size: uintptr_t) -> *c_char {
+pub unsafe fn exchange_malloc(td: *c_char, size: uintptr_t) -> *c_char {
     transmute(exchange_alloc::malloc(transmute(td), transmute(size)))
 }
 
 // NB: Calls to free CANNOT be allowed to fail, as throwing an exception from
 // inside a landing pad may corrupt the state of the exception handler. If a
 // problem occurs, call exit instead.
-#[rt(exchange_free)]
 #[lang="exchange_free"]
-pub unsafe fn rt_exchange_free(ptr: *c_char) {
+pub unsafe fn exchange_free(ptr: *c_char) {
     exchange_alloc::free(transmute(ptr))
 }
 
-#[rt(malloc)]
 #[lang="malloc"]
-pub unsafe fn rt_malloc(td: *c_char, size: uintptr_t) -> *c_char {
+pub unsafe fn local_malloc(td: *c_char, size: uintptr_t) -> *c_char {
     return rustrt::rust_upcall_malloc(td, size);
 }
 
 // NB: Calls to free CANNOT be allowed to fail, as throwing an exception from
 // inside a landing pad may corrupt the state of the exception handler. If a
 // problem occurs, call exit instead.
-#[rt(free)]
 #[lang="free"]
-pub unsafe fn rt_free(ptr: *c_char) {
+pub unsafe fn local_free(ptr: *c_char) {
     rustrt::rust_upcall_free(ptr);
 }
 
@@ -112,7 +106,7 @@ pub unsafe fn return_to_mut(a: *u8) {
 pub unsafe fn check_not_borrowed(a: *u8) {
     let a: *mut BoxRepr = transmute(a);
     if ((*a).header.ref_count & FROZEN_BIT) != 0 {
-        rt_fail_borrowed();
+        fail_borrowed();
     }
 }
 

src/libcore/run.rs

@@ -248,7 +248,10 @@ pub fn start_program(prog: &str, args: &[~str]) -> Program {
     }
     struct ProgRes {
         r: ProgRepr,
-        drop {
+    }
+
+    impl Drop for ProgRes {
+        fn finalize(&self) {
             unsafe {
                 // FIXME #4943: This is bad.
                 destroy_repr(cast::transmute(&self.r));

src/libcore/task/spawn.rs

@@ -308,8 +308,11 @@ struct TCB {
     mut ancestors: AncestorList,
     is_main:       bool,
     notifier:      Option<AutoNotify>,
+}
+
+impl Drop for TCB {
     // Runs on task exit.
-    drop {
+    fn finalize(&self) {
         unsafe {
             // If we are failing, the whole taskgroup needs to die.
             if rt::rust_task_is_unwinding(self.me) {
@@ -353,7 +356,10 @@ fn TCB(me: *rust_task, tasks: TaskGroupArc, ancestors: AncestorList,
 struct AutoNotify {
     notify_chan: Chan<TaskResult>,
     mut failed:  bool,
-    drop {
+}
+
+impl Drop for AutoNotify {
+    fn finalize(&self) {
         let result = if self.failed { Failure } else { Success };
         self.notify_chan.send(result);
     }