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提交 786dea20 编写于 作者: P Patrick Walton
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libextra: Another round of de-`Cell`-ing. 

34 uses of `Cell` remain.
上级 5aad292f
隐藏空白更改
内联 并排
Showing with 211 addition and 387 deletion
src/libextra/arc.rs
浏览文件 @ 786dea20
......@@ -628,10 +628,10 @@ fn test_mutex_arc_condvar() {
let arc = ~MutexArc::new(false);
let arc2 = ~arc.clone();
let (p,c) = comm::oneshot();
let (c,p) = (Cell::new(c), Cell::new(p));
do task::spawn || {
let c = Cell::new(c);
do task::spawn {
// wait until parent gets in
p.take().recv();
p.recv();
arc2.access_cond(|state, cond| {
*state = true;
cond.signal();
......
src/libextra/future.rs
浏览文件 @ 786dea20
......@@ -25,7 +25,6 @@
#[allow(missing_doc)];
use std::cell::Cell;
use std::comm::{PortOne, oneshot};
use std::util::replace;
......@@ -113,9 +112,8 @@ pub fn from_port(port: PortOne<A>) -> Future<A> {
* waiting for the result to be received on the port.
*/
let port = Cell::new(port);
do Future::from_fn {
port.take().recv()
port.recv()
}
}
......@@ -141,7 +139,6 @@ pub fn spawn(blk: proc() -> A) -> Future<A> {
mod test {
use future::Future;
use std::cell::Cell;
use std::comm::oneshot;
use std::task;
......@@ -199,9 +196,9 @@ fn test_futurefail() {
#[test]
fn test_sendable_future() {
let expected = "schlorf";
let f = Cell::new(do Future::spawn { expected });
let f = do Future::spawn { expected };
do task::spawn {
let mut f = f.take();
let mut f = f;
let actual = f.get();
assert_eq!(actual, expected);
}
......
src/libextra/test.rs
浏览文件 @ 786dea20
......@@ -872,7 +872,6 @@ pub fn run_test(force_ignore: bool,
fn run_test_inner(desc: TestDesc,
monitor_ch: SharedChan<MonitorMsg>,
testfn: proc()) {
let testfn_cell = ::std::cell::Cell::new(testfn);
do task::spawn {
let mut task = task::task();
task.name(match desc.name {
......@@ -880,7 +879,7 @@ fn run_test_inner(desc: TestDesc,
StaticTestName(name) => SendStrStatic(name),
});
let result_future = task.future_result();
task.spawn(testfn_cell.take());
task.spawn(testfn);
let task_result = result_future.recv();
let test_result = calc_result(&desc, task_result.is_ok());
......
src/libextra/workcache.rs
浏览文件 @ 786dea20
......@@ -15,7 +15,6 @@
use serialize::{Encoder, Encodable, Decoder, Decodable};
use arc::{Arc,RWArc};
use treemap::TreeMap;
use std::cell::Cell;
use std::comm::{PortOne, oneshot};
use std::{str, task};
use std::io;
......@@ -430,7 +429,6 @@ fn exec_work<'self, T:Send +
debug!("Cache miss!");
let (port, chan) = oneshot();
let blk = bo.take_unwrap();
let chan = Cell::new(chan);
// XXX: What happens if the task fails?
do task::spawn {
......@@ -438,7 +436,6 @@ fn exec_work<'self, T:Send +
discovered_inputs: WorkMap::new(),
discovered_outputs: WorkMap::new(),
};
let chan = chan.take();
let v = blk(&mut exe);
chan.send((exe, v));
}
......
src/librustdoc/lib.rs
浏览文件 @ 786dea20
......@@ -24,7 +24,6 @@
extern mod rustc;
extern mod extra;
use std::cell::Cell;
use std::local_data;
use std::io;
use std::io::File;
......@@ -194,13 +193,13 @@ fn rust_input(cratefile: &str, matches: &getopts::Matches) -> Output {
let mut plugins = matches.opt_strs("plugins");
// First, parse the crate and extract all relevant information.
let libs = Cell::new(matches.opt_strs("L").map(|s| Path::new(s.as_slice())));
let cfgs = Cell::new(matches.opt_strs("cfg"));
let cr = Cell::new(Path::new(cratefile));
let libs = matches.opt_strs("L").map(|s| Path::new(s.as_slice()));
let cfgs = matches.opt_strs("cfg");
let cr = Path::new(cratefile);
info!("starting to run rustc");
let (crate, analysis) = do std::task::try {
let cr = cr.take();
core::run_core(libs.take().move_iter().collect(), cfgs.take(), &cr)
let cr = cr;
core::run_core(libs.move_iter().collect(), cfgs, &cr)
}.unwrap();
info!("finished with rustc");
local_data::set(analysiskey, analysis);
......
src/librustdoc/passes.rs
浏览文件 @ 786dea20
......@@ -8,12 +8,10 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use std::num;
use std::cell::Cell;
use std::uint;
use std::hashmap::HashSet;
use std::local_data;
use std::num;
use std::uint;
use syntax::ast;
use clean;
......@@ -56,11 +54,10 @@ fn fold_item(&mut self, i: Item) -> Option<Item> {
pub fn strip_private(crate: clean::Crate) -> plugins::PluginResult {
// This stripper collects all *retained* nodes.
let mut retained = HashSet::new();
let crate = Cell::new(crate);
let exported_items = local_data::get(super::analysiskey, |analysis| {
analysis.unwrap().exported_items.clone()
});
let mut crate = crate.take();
let mut crate = crate;
// strip all private items
{
......
src/librustuv/async.rs
浏览文件 @ 786dea20
......@@ -125,7 +125,6 @@ fn drop(&mut self) {
#[cfg(test)]
mod test_remote {
use std::cell::Cell;
use std::rt::rtio::Callback;
use std::rt::thread::Thread;
use std::rt::tube::Tube;
......@@ -150,10 +149,10 @@ fn call(&mut self) {
let mut tube = Tube::new();
let cb = ~MyCallback(Some(tube.clone()));
let watcher = Cell::new(AsyncWatcher::new(local_loop(), cb as ~Callback));
let watcher = AsyncWatcher::new(local_loop(), cb as ~Callback);
let thread = do Thread::start {
watcher.take().fire();
watcher.fire();
};
assert_eq!(tube.recv(), 1);
......
src/librustuv/net.rs
浏览文件 @ 786dea20
......@@ -691,7 +691,6 @@ fn udp_bind_close_ip6() {
#[test]
fn listen_ip4() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let addr = next_test_ip4();
do spawn {
......@@ -701,7 +700,7 @@ fn listen_ip4() {
let mut w = match w.listen() {
Ok(w) => w, Err(e) => fail!("{:?}", e),
};
chan.take().send(());
chan.send(());
match w.accept() {
Ok(mut stream) => {
let mut buf = [0u8, ..10];
......@@ -728,7 +727,6 @@ fn listen_ip4() {
#[test]
fn listen_ip6() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let addr = next_test_ip6();
do spawn {
......@@ -738,7 +736,7 @@ fn listen_ip6() {
let mut w = match w.listen() {
Ok(w) => w, Err(e) => fail!("{:?}", e),
};
chan.take().send(());
chan.send(());
match w.accept() {
Ok(mut stream) => {
let mut buf = [0u8, ..10];
......@@ -765,14 +763,13 @@ fn listen_ip6() {
#[test]
fn udp_recv_ip4() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let client = next_test_ip4();
let server = next_test_ip4();
do spawn {
match UdpWatcher::bind(local_loop(), server) {
Ok(mut w) => {
chan.take().send(());
chan.send(());
let mut buf = [0u8, ..10];
match w.recvfrom(buf) {
Ok((10, addr)) => assert_eq!(addr, client),
......@@ -798,14 +795,13 @@ fn udp_recv_ip4() {
#[test]
fn udp_recv_ip6() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let client = next_test_ip6();
let server = next_test_ip6();
do spawn {
match UdpWatcher::bind(local_loop(), server) {
Ok(mut w) => {
chan.take().send(());
chan.send(());
let mut buf = [0u8, ..10];
match w.recvfrom(buf) {
Ok((10, addr)) => assert_eq!(addr, client),
......@@ -834,13 +830,11 @@ fn test_read_read_read() {
let addr = next_test_ip4();
static MAX: uint = 5000;
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawn {
let listener = TcpListener::bind(local_loop(), addr).unwrap();
let mut acceptor = listener.listen().unwrap();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept().unwrap();
let buf = [1, .. 2048];
let mut total_bytes_written = 0;
......@@ -852,7 +846,7 @@ fn test_read_read_read() {
}
do spawn {
port.take().recv();
port.recv();
let mut stream = TcpWatcher::connect(local_loop(), addr).unwrap();
let mut buf = [0, .. 2048];
let mut total_bytes_read = 0;
......@@ -873,18 +867,16 @@ fn test_udp_twice() {
let server_addr = next_test_ip4();
let client_addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawn {
let mut client = UdpWatcher::bind(local_loop(), client_addr).unwrap();
port.take().recv();
port.recv();
assert!(client.sendto([1], server_addr).is_ok());
assert!(client.sendto([2], server_addr).is_ok());
}
let mut server = UdpWatcher::bind(local_loop(), server_addr).unwrap();
chan.take().send(());
chan.send(());
let mut buf1 = [0];
let mut buf2 = [0];
let (nread1, src1) = server.recvfrom(buf1).unwrap();
......@@ -908,14 +900,11 @@ fn test_udp_many_read() {
let (p1, c1) = oneshot();
let (p2, c2) = oneshot();
let first = Cell::new((p1, c2));
let second = Cell::new((p2, c1));
do spawn {
let l = local_loop();
let mut server_out = UdpWatcher::bind(l, server_out_addr).unwrap();
let mut server_in = UdpWatcher::bind(l, server_in_addr).unwrap();
let (port, chan) = first.take();
let (port, chan) = (p1, c2);
chan.send(());
port.recv();
let msg = [1, .. 2048];
......@@ -939,7 +928,7 @@ fn test_udp_many_read() {
let l = local_loop();
let mut client_out = UdpWatcher::bind(l, client_out_addr).unwrap();
let mut client_in = UdpWatcher::bind(l, client_in_addr).unwrap();
let (port, chan) = second.take();
let (port, chan) = (p2, c1);
port.recv();
chan.send(());
let mut total_bytes_recv = 0;
......@@ -966,14 +955,12 @@ fn test_udp_many_read() {
fn test_read_and_block() {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawn {
let listener = TcpListener::bind(local_loop(), addr).unwrap();
let mut acceptor = listener.listen().unwrap();
let (port2, chan2) = stream();
chan.take().send(port2);
chan.send(port2);
let mut stream = acceptor.accept().unwrap();
let mut buf = [0, .. 2048];
......@@ -998,7 +985,7 @@ fn test_read_and_block() {
}
do spawn {
let port2 = port.take().recv();
let port2 = port.recv();
let mut stream = TcpWatcher::connect(local_loop(), addr).unwrap();
stream.write([0, 1, 2, 3, 4, 5, 6, 7]);
stream.write([0, 1, 2, 3, 4, 5, 6, 7]);
......@@ -1041,18 +1028,14 @@ fn test_simple_tcp_server_and_client_on_diff_threads() {
#[test]
fn test_homing_closes_correctly() {
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do task::spawn_sched(task::SingleThreaded) {
let chan = Cell::new(chan.take());
let listener = UdpWatcher::bind(local_loop(), next_test_ip4()).unwrap();
chan.take().send(listener);
chan.send(listener);
}
do task::spawn_sched(task::SingleThreaded) {
let port = Cell::new(port.take());
port.take().recv();
port.recv();
}
}
......@@ -1086,13 +1069,13 @@ fn test_simple_homed_udp_io_bind_then_move_task_then_home_and_close() {
let mut sched2 = ~Scheduler::new(loop2, worker2, queues.clone(),
sleepers.clone());
let handle1 = Cell::new(sched1.make_handle());
let handle2 = Cell::new(sched2.make_handle());
let handle1 = sched1.make_handle();
let handle2 = sched2.make_handle();
let tasksFriendHandle = Cell::new(sched2.make_handle());
let on_exit: proc(UnwindResult) = proc(exit_status) {
handle1.take().send(Shutdown);
handle2.take().send(Shutdown);
handle1.send(Shutdown);
handle2.send(Shutdown);
assert!(exit_status.is_success());
};
......@@ -1133,19 +1116,16 @@ unsafe fn local_io() -> &'static mut IoFactory {
let mut main_task = ~Task::new_root(&mut sched1.stack_pool, None,
test_function);
main_task.death.on_exit = Some(on_exit);
let main_task = Cell::new(main_task);
let null_task = Cell::new(~do Task::new_root(&mut sched2.stack_pool,
None) || {});
let sched1 = Cell::new(sched1);
let sched2 = Cell::new(sched2);
let null_task = ~do Task::new_root(&mut sched2.stack_pool, None) {
// nothing
};
let thread1 = do Thread::start {
sched1.take().bootstrap(main_task.take());
sched1.bootstrap(main_task);
};
let thread2 = do Thread::start {
sched2.take().bootstrap(null_task.take());
sched2.bootstrap(null_task);
};
thread1.join();
......@@ -1164,13 +1144,12 @@ fn tcp_listener_fail_cleanup() {
#[should_fail] #[test]
fn tcp_stream_fail_cleanup() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let addr = next_test_ip4();
do spawn {
let w = TcpListener::bind(local_loop(), addr).unwrap();
let mut w = w.listen().unwrap();
chan.take().send(());
chan.send(());
w.accept();
}
port.recv();
......@@ -1189,14 +1168,13 @@ fn udp_listener_fail_cleanup() {
fn udp_fail_other_task() {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let chan = Cell::new(chan);
// force the handle to be created on a different scheduler, failure in
// the original task will force a homing operation back to this
// scheduler.
do task::spawn_sched(task::SingleThreaded) {
let w = UdpWatcher::bind(local_loop(), addr).unwrap();
chan.take().send(w);
chan.send(w);
}
let _w = port.recv();
......@@ -1208,13 +1186,12 @@ fn udp_fail_other_task() {
#[ignore(reason = "linked failure")]
fn linked_failure1() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let addr = next_test_ip4();
do spawn {
let w = TcpListener::bind(local_loop(), addr).unwrap();
let mut w = w.listen().unwrap();
chan.take().send(());
chan.send(());
w.accept();
}
......@@ -1227,13 +1204,12 @@ fn linked_failure1() {
#[ignore(reason = "linked failure")]
fn linked_failure2() {
let (port, chan) = oneshot();
let chan = Cell::new(chan);
let addr = next_test_ip4();
do spawn {
let w = TcpListener::bind(local_loop(), addr).unwrap();
let mut w = w.listen().unwrap();
chan.take().send(());
chan.send(());
let mut buf = [0];
w.accept().unwrap().read(buf);
}
......@@ -1249,11 +1225,10 @@ fn linked_failure2() {
#[ignore(reason = "linked failure")]
fn linked_failure3() {
let (port, chan) = stream();
let chan = Cell::new(chan);
let addr = next_test_ip4();
do spawn {
let chan = chan.take();
let chan = chan;
let w = TcpListener::bind(local_loop(), addr).unwrap();
let mut w = w.listen().unwrap();
chan.send(());
......
src/librustuv/pipe.rs
浏览文件 @ 786dea20
......@@ -231,7 +231,6 @@ fn home<'r>(&'r mut self) -> &'r mut SchedHandle { self.listener.home() }
#[cfg(test)]
mod tests {
use std::cell::Cell;
use std::comm::oneshot;
use std::rt::rtio::{RtioUnixListener, RtioUnixAcceptor, RtioPipe};
use std::rt::test::next_test_unix;
......@@ -276,12 +275,11 @@ fn connect() {
let path = next_test_unix();
let path2 = path.clone();
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawn {
let p = PipeListener::bind(local_loop(), &path2.to_c_str()).unwrap();
let mut p = p.listen().unwrap();
chan.take().send(());
chan.send(());
let mut client = p.accept().unwrap();
let mut buf = [0];
assert!(client.read(buf).unwrap() == 1);
......@@ -301,12 +299,11 @@ fn connect_fail() {
let path = next_test_unix();
let path2 = path.clone();
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawn {
let p = PipeListener::bind(local_loop(), &path2.to_c_str()).unwrap();
let mut p = p.listen().unwrap();
chan.take().send(());
chan.send(());
p.accept();
}
port.recv();
......
src/librustuv/signal.rs
浏览文件 @ 786dea20
......@@ -76,7 +76,6 @@ fn drop(&mut self) {
#[cfg(test)]
mod test {
use super::*;
use std::cell::Cell;
use super::super::local_loop;
use std::io::signal;
use std::comm::{SharedChan, stream};
......@@ -89,9 +88,8 @@ fn closing_channel_during_drop_doesnt_kill_everything() {
let _signal = SignalWatcher::new(local_loop(), signal::Interrupt,
chan);
let port = Cell::new(port);
do spawn {
port.take().try_recv();
port.try_recv();
}
// when we drop the SignalWatcher we're going to destroy the channel,
......
src/librustuv/timer.rs
浏览文件 @ 786dea20
......@@ -163,7 +163,6 @@ fn drop(&mut self) {
#[cfg(test)]
mod test {
use super::*;
use std::cell::Cell;
use std::rt::rtio::RtioTimer;
use super::super::local_loop;
......@@ -229,10 +228,10 @@ fn normal_fail() {
fn closing_channel_during_drop_doesnt_kill_everything() {
// see issue #10375
let mut timer = TimerWatcher::new(local_loop());
let timer_port = Cell::new(timer.period(1000));
let timer_port = timer.period(1000);
do spawn {
timer_port.take().try_recv();
timer_port.try_recv();
}
// when we drop the TimerWatcher we're going to destroy the channel,
......@@ -243,10 +242,10 @@ fn closing_channel_during_drop_doesnt_kill_everything() {
fn reset_doesnt_switch_tasks() {
// similar test to the one above.
let mut timer = TimerWatcher::new(local_loop());
let timer_port = Cell::new(timer.period(1000));
let timer_port = timer.period(1000);
do spawn {
timer_port.take().try_recv();
timer_port.try_recv();
}
timer.oneshot(1);
......@@ -255,10 +254,10 @@ fn reset_doesnt_switch_tasks() {
fn reset_doesnt_switch_tasks2() {
// similar test to the one above.
let mut timer = TimerWatcher::new(local_loop());
let timer_port = Cell::new(timer.period(1000));
let timer_port = timer.period(1000);
do spawn {
timer_port.take().try_recv();
timer_port.try_recv();
}
timer.sleep(1);
......
src/libstd/io/net/tcp.rs
浏览文件 @ 786dea20
......@@ -146,7 +146,6 @@ fn accept(&mut self) -> Option<TcpStream> {
#[cfg(test)]
mod test {
use super::*;
use cell::Cell;
use rt::test::*;
use io::net::ip::{Ipv4Addr, SocketAddr};
use io::*;
......@@ -196,12 +195,10 @@ fn smoke_test_ip4() {
do run_in_mt_newsched_task {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
stream.read(buf);
......@@ -209,7 +206,7 @@ fn smoke_test_ip4() {
}
do spawntask {
port.take().recv();
port.recv();
let mut stream = TcpStream::connect(addr);
stream.write([99]);
}
......@@ -221,12 +218,10 @@ fn smoke_test_ip6() {
do run_in_mt_newsched_task {
let addr = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
stream.read(buf);
......@@ -234,7 +229,7 @@ fn smoke_test_ip6() {
}
do spawntask {
port.take().recv();
port.recv();
let mut stream = TcpStream::connect(addr);
stream.write([99]);
}
......@@ -246,12 +241,10 @@ fn read_eof_ip4() {
do run_in_mt_newsched_task {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
......@@ -259,7 +252,7 @@ fn read_eof_ip4() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -271,12 +264,10 @@ fn read_eof_ip6() {
do run_in_mt_newsched_task {
let addr = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
......@@ -284,7 +275,7 @@ fn read_eof_ip6() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -296,12 +287,10 @@ fn read_eof_twice_ip4() {
do run_in_mt_newsched_task {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
......@@ -319,7 +308,7 @@ fn read_eof_twice_ip4() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -331,12 +320,10 @@ fn read_eof_twice_ip6() {
do run_in_mt_newsched_task {
let addr = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
......@@ -354,7 +341,7 @@ fn read_eof_twice_ip6() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -366,12 +353,10 @@ fn write_close_ip4() {
do run_in_mt_newsched_task {
let addr = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let buf = [0];
loop {
......@@ -392,7 +377,7 @@ fn write_close_ip4() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -404,12 +389,10 @@ fn write_close_ip6() {
do run_in_mt_newsched_task {
let addr = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
let mut stream = acceptor.accept();
let buf = [0];
loop {
......@@ -430,7 +413,7 @@ fn write_close_ip6() {
}
do spawntask {
port.take().recv();
port.recv();
let _stream = TcpStream::connect(addr);
// Close
}
......@@ -443,12 +426,10 @@ fn multiple_connect_serial_ip4() {
let addr = next_test_ip4();
let max = 10;
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for ref mut stream in acceptor.incoming().take(max) {
let mut buf = [0];
stream.read(buf);
......@@ -457,7 +438,7 @@ fn multiple_connect_serial_ip4() {
}
do spawntask {
port.take().recv();
port.recv();
max.times(|| {
let mut stream = TcpStream::connect(addr);
stream.write([99]);
......@@ -472,12 +453,10 @@ fn multiple_connect_serial_ip6() {
let addr = next_test_ip6();
let max = 10;
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for ref mut stream in acceptor.incoming().take(max) {
let mut buf = [0];
stream.read(buf);
......@@ -486,7 +465,7 @@ fn multiple_connect_serial_ip6() {
}
do spawntask {
port.take().recv();
port.recv();
max.times(|| {
let mut stream = TcpStream::connect(addr);
stream.write([99]);
......@@ -501,16 +480,14 @@ fn multiple_connect_interleaved_greedy_schedule_ip4() {
let addr = next_test_ip4();
static MAX: int = 10;
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for (i, stream) in acceptor.incoming().enumerate().take(MAX as uint) {
let stream = Cell::new(stream);
// Start another task to handle the connection
do spawntask {
let mut stream = stream.take();
let mut stream = stream;
let mut buf = [0];
stream.read(buf);
assert!(buf[0] == i as u8);
......@@ -543,16 +520,14 @@ fn multiple_connect_interleaved_greedy_schedule_ip6() {
let addr = next_test_ip6();
static MAX: int = 10;
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for (i, stream) in acceptor.incoming().enumerate().take(MAX as uint) {
let stream = Cell::new(stream);
// Start another task to handle the connection
do spawntask {
let mut stream = stream.take();
let mut stream = stream;
let mut buf = [0];
stream.read(buf);
assert!(buf[0] == i as u8);
......@@ -585,16 +560,14 @@ fn multiple_connect_interleaved_lazy_schedule_ip4() {
let addr = next_test_ip4();
static MAX: int = 10;
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for stream in acceptor.incoming().take(MAX as uint) {
let stream = Cell::new(stream);
// Start another task to handle the connection
do spawntask_later {
let mut stream = stream.take();
let mut stream = stream;
let mut buf = [0];
stream.read(buf);
assert!(buf[0] == 99);
......@@ -626,16 +599,14 @@ fn multiple_connect_interleaved_lazy_schedule_ip6() {
let addr = next_test_ip6();
static MAX: int = 10;
let (port, chan) = oneshot();
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
for stream in acceptor.incoming().take(MAX as uint) {
let stream = Cell::new(stream);
// Start another task to handle the connection
do spawntask_later {
let mut stream = stream.take();
let mut stream = stream;
let mut buf = [0];
stream.read(buf);
assert!(buf[0] == 99);
......@@ -682,18 +653,16 @@ fn socket_name(addr: SocketAddr) {
fn peer_name(addr: SocketAddr) {
do run_in_mt_newsched_task {
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = TcpListener::bind(addr).listen();
chan.take().send(());
chan.send(());
acceptor.accept();
}
do spawntask {
port.take().recv();
port.recv();
let stream = TcpStream::connect(addr);
assert!(stream.is_some());
......
src/libstd/io/net/udp.rs
浏览文件 @ 786dea20
......@@ -110,7 +110,6 @@ mod test {
use io::*;
use option::{Some, None};
use rt::comm::oneshot;
use cell::Cell;
#[test] #[ignore]
fn bind_error() {
......@@ -134,13 +133,11 @@ fn socket_smoke_test_ip4() {
let server_ip = next_test_ip4();
let client_ip = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
match UdpSocket::bind(server_ip) {
Some(ref mut server) => {
chan.take().send(());
chan.send(());
let mut buf = [0];
match server.recvfrom(buf) {
Some((nread, src)) => {
......@@ -158,7 +155,7 @@ fn socket_smoke_test_ip4() {
do spawntask {
match UdpSocket::bind(client_ip) {
Some(ref mut client) => {
port.take().recv();
port.recv();
client.sendto([99], server_ip)
}
None => fail!()
......@@ -173,13 +170,11 @@ fn socket_smoke_test_ip6() {
let server_ip = next_test_ip6();
let client_ip = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
match UdpSocket::bind(server_ip) {
Some(ref mut server) => {
chan.take().send(());
chan.send(());
let mut buf = [0];
match server.recvfrom(buf) {
Some((nread, src)) => {
......@@ -197,7 +192,7 @@ fn socket_smoke_test_ip6() {
do spawntask {
match UdpSocket::bind(client_ip) {
Some(ref mut client) => {
port.take().recv();
port.recv();
client.sendto([99], server_ip)
}
None => fail!()
......@@ -212,15 +207,13 @@ fn stream_smoke_test_ip4() {
let server_ip = next_test_ip4();
let client_ip = next_test_ip4();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
match UdpSocket::bind(server_ip) {
Some(server) => {
let server = ~server;
let mut stream = server.connect(client_ip);
chan.take().send(());
chan.send(());
let mut buf = [0];
match stream.read(buf) {
Some(nread) => {
......@@ -239,7 +232,7 @@ fn stream_smoke_test_ip4() {
Some(client) => {
let client = ~client;
let mut stream = client.connect(server_ip);
port.take().recv();
port.recv();
stream.write([99]);
}
None => fail!()
......@@ -254,15 +247,13 @@ fn stream_smoke_test_ip6() {
let server_ip = next_test_ip6();
let client_ip = next_test_ip6();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
match UdpSocket::bind(server_ip) {
Some(server) => {
let server = ~server;
let mut stream = server.connect(client_ip);
chan.take().send(());
chan.send(());
let mut buf = [0];
match stream.read(buf) {
Some(nread) => {
......@@ -281,7 +272,7 @@ fn stream_smoke_test_ip6() {
Some(client) => {
let client = ~client;
let mut stream = client.connect(server_ip);
port.take().recv();
port.recv();
stream.write([99]);
}
None => fail!()
......
src/libstd/io/net/unix.rs
浏览文件 @ 786dea20
......@@ -152,32 +152,26 @@ fn accept(&mut self) -> Option<UnixStream> {
mod tests {
use prelude::*;
use super::*;
use cell::Cell;
use rt::test::*;
use io::*;
use rt::comm::oneshot;
fn smalltest(server: proc(UnixStream), client: proc(UnixStream)) {
let server = Cell::new(server);
let client = Cell::new(client);
do run_in_mt_newsched_task {
let server = Cell::new(server.take());
let client = Cell::new(client.take());
let path1 = next_test_unix();
let path2 = path1.clone();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
let (client, server) = (client, server);
do spawntask {
let mut acceptor = UnixListener::bind(&path1).listen();
chan.take().send(());
server.take()(acceptor.accept().unwrap());
chan.send(());
server(acceptor.accept().unwrap());
}
do spawntask {
port.take().recv();
client.take()(UnixStream::connect(&path2).unwrap());
port.recv();
client(UnixStream::connect(&path2).unwrap());
}
}
}
......@@ -260,12 +254,10 @@ fn accept_lots() {
let path1 = next_test_unix();
let path2 = path1.clone();
let (port, chan) = oneshot();
let port = Cell::new(port);
let chan = Cell::new(chan);
do spawntask {
let mut acceptor = UnixListener::bind(&path1).listen();
chan.take().send(());
chan.send(());
times.times(|| {
let mut client = acceptor.accept();
let mut buf = [0];
......@@ -275,7 +267,7 @@ fn accept_lots() {
}
do spawntask {
port.take().recv();
port.recv();
times.times(|| {
let mut stream = UnixStream::connect(&path2);
stream.write([100]);
......
src/libstd/rt/comm.rs
浏览文件 @ 786dea20
......@@ -843,9 +843,8 @@ fn oneshot_single_thread_peek_open() {
fn oneshot_multi_task_recv_then_send() {
do run_in_newsched_task {
let (port, chan) = oneshot::<~int>();
let port_cell = Cell::new(port);
do spawntask {
assert!(port_cell.take().recv() == ~10);
assert!(port.recv() == ~10);
}
chan.send(~10);
......@@ -856,13 +855,11 @@ fn oneshot_multi_task_recv_then_send() {
fn oneshot_multi_task_recv_then_close() {
do run_in_newsched_task {
let (port, chan) = oneshot::<~int>();
let port_cell = Cell::new(port);
let chan_cell = Cell::new(chan);
do spawntask_later {
let _cell = chan_cell.take();
let _ = chan;
}
let res = do spawntask_try {
assert!(port_cell.take().recv() == ~10);
assert!(port.recv() == ~10);
};
assert!(res.is_err());
}
......@@ -874,9 +871,8 @@ fn oneshot_multi_thread_close_stress() {
stress_factor().times(|| {
do run_in_newsched_task {
let (port, chan) = oneshot::<int>();
let port_cell = Cell::new(port);
let thread = do spawntask_thread {
let _p = port_cell.take();
let _ = port;
};
let _chan = chan;
thread.join();
......@@ -890,14 +886,11 @@ fn oneshot_multi_thread_send_close_stress() {
stress_factor().times(|| {
do run_in_newsched_task {
let (port, chan) = oneshot::<int>();
let chan_cell = Cell::new(chan);
let port_cell = Cell::new(port);
let thread1 = do spawntask_thread {
let _p = port_cell.take();
let _ = port;
};
let thread2 = do spawntask_thread {
let c = chan_cell.take();
c.send(1);
chan.send(1);
};
thread1.join();
thread2.join();
......@@ -911,19 +904,17 @@ fn oneshot_multi_thread_recv_close_stress() {
stress_factor().times(|| {
do run_in_newsched_task {
let (port, chan) = oneshot::<int>();
let chan_cell = Cell::new(chan);
let port_cell = Cell::new(port);
let thread1 = do spawntask_thread {
let port_cell = Cell::new(port_cell.take());
let port = port;
let res = do spawntask_try {
port_cell.take().recv();
port.recv();
};
assert!(res.is_err());
};
let thread2 = do spawntask_thread {
let chan_cell = Cell::new(chan_cell.take());
let chan = chan;
do spawntask {
chan_cell.take();
let _ = chan;
}
};
thread1.join();
......@@ -938,13 +929,11 @@ fn oneshot_multi_thread_send_recv_stress() {
stress_factor().times(|| {
do run_in_newsched_task {
let (port, chan) = oneshot::<~int>();
let chan_cell = Cell::new(chan);
let port_cell = Cell::new(port);
let thread1 = do spawntask_thread {
chan_cell.take().send(~10);
chan.send(~10);
};
let thread2 = do spawntask_thread {
assert!(port_cell.take().recv() == ~10);
assert!(port.recv() == ~10);
};
thread1.join();
thread2.join();
......@@ -965,9 +954,7 @@ fn stream_send_recv_stress() {
fn send(chan: Chan<~int>, i: int) {
if i == 10 { return }
let chan_cell = Cell::new(chan);
do spawntask_random {
let chan = chan_cell.take();
chan.send(~i);
send(chan, i + 1);
}
......@@ -976,9 +963,7 @@ fn send(chan: Chan<~int>, i: int) {
fn recv(port: Port<~int>, i: int) {
if i == 10 { return }
let port_cell = Cell::new(port);
do spawntask_random {
let port = port_cell.take();
assert!(port.recv() == ~i);
recv(port, i + 1);
};
......@@ -1141,14 +1126,11 @@ fn send_deferred() {
let cshared = SharedChan::new(cshared);
let mp = megapipe();
let pone = Cell::new(pone);
do spawntask { pone.take().recv(); }
let pstream = Cell::new(pstream);
do spawntask { pstream.take().recv(); }
let pshared = Cell::new(pshared);
do spawntask { pshared.take().recv(); }
let p_mp = Cell::new(mp.clone());
do spawntask { p_mp.take().recv(); }
do spawntask { pone.recv(); }
do spawntask { pstream.recv(); }
do spawntask { pshared.recv(); }
let p_mp = mp.clone();
do spawntask { p_mp.recv(); }
let cs = Cell::new((cone, cstream, cshared, mp));
unsafe {
......
src/libstd/rt/kill.rs
浏览文件 @ 786dea20
......@@ -151,7 +151,6 @@ fn test_something_in_another_task {
*/
use cast;
use cell::Cell;
use option::{Option, Some, None};
use prelude::*;
use rt::task::Task;
......@@ -256,8 +255,10 @@ pub fn new() -> Death {
/// Collect failure exit codes from children and propagate them to a parent.
pub fn collect_failure(&mut self, result: UnwindResult) {
let result = Cell::new(result);
self.on_exit.take().map(|on_exit| on_exit(result.take()));
match self.on_exit.take() {
None => {}
Some(on_exit) => on_exit(result),
}
}
/// Enter a possibly-nested "atomic" section of code. Just for assertions.
......
src/libstd/rt/mod.rs
浏览文件 @ 786dea20
......@@ -57,7 +57,6 @@
// XXX: this should not be here.
#[allow(missing_doc)];
use cell::Cell;
use clone::Clone;
use container::Container;
use iter::Iterator;
......@@ -274,7 +273,7 @@ fn run_(main: proc(), use_main_sched: bool) -> int {
let nscheds = util::default_sched_threads();
let main = Cell::new(main);
let mut main = Some(main);
// The shared list of sleeping schedulers.
let sleepers = SleeperList::new();
......@@ -376,24 +375,24 @@ fn run_(main: proc(), use_main_sched: bool) -> int {
};
let mut threads = ~[];
let on_exit = Cell::new(on_exit);
let mut on_exit = Some(on_exit);
if !use_main_sched {
// In the case where we do not use a main_thread scheduler we
// run the main task in one of our threads.
let mut main_task = ~Task::new_root(&mut scheds[0].stack_pool, None, main.take());
let mut main_task = ~Task::new_root(&mut scheds[0].stack_pool,
None,
::util::replace(&mut main,
None).unwrap());
main_task.name = Some(SendStrStatic("<main>"));
main_task.death.on_exit = Some(on_exit.take());
let main_task_cell = Cell::new(main_task);
main_task.death.on_exit = ::util::replace(&mut on_exit, None);
let sched = scheds.pop();
let sched_cell = Cell::new(sched);
let main_task = main_task;
let thread = do Thread::start {
let sched = sched_cell.take();
sched.bootstrap(main_task_cell.take());
sched.bootstrap(main_task);
};
threads.push(thread);
}
......@@ -401,9 +400,8 @@ fn run_(main: proc(), use_main_sched: bool) -> int {
// Run each remaining scheduler in a thread.
for sched in scheds.move_rev_iter() {
rtdebug!("creating regular schedulers");
let sched_cell = Cell::new(sched);
let thread = do Thread::start {
let mut sched = sched_cell.take();
let mut sched = sched;
let bootstrap_task = ~do Task::new_root(&mut sched.stack_pool, None) || {
rtdebug!("boostraping a non-primary scheduler");
};
......@@ -415,16 +413,19 @@ fn run_(main: proc(), use_main_sched: bool) -> int {
// If we do have a main thread scheduler, run it now.
if use_main_sched {
rtdebug!("about to create the main scheduler task");
let mut main_sched = main_sched.unwrap();
let home = Sched(main_sched.make_handle());
let mut main_task = ~Task::new_root_homed(&mut main_sched.stack_pool, None,
home, main.take());
let mut main_task = ~Task::new_root_homed(&mut main_sched.stack_pool,
None,
home,
::util::replace(&mut main,
None).
unwrap());
main_task.name = Some(SendStrStatic("<main>"));
main_task.death.on_exit = Some(on_exit.take());
main_task.death.on_exit = ::util::replace(&mut on_exit, None);
rtdebug!("bootstrapping main_task");
main_sched.bootstrap(main_task);
......
src/libstd/rt/sched.rs
浏览文件 @ 786dea20
......@@ -924,7 +924,6 @@ mod test {
use unstable::run_in_bare_thread;
use borrow::to_uint;
use rt::sched::{Scheduler};
use cell::Cell;
use rt::deque::BufferPool;
use rt::thread::Thread;
use rt::task::{Task, Sched};
......@@ -1050,7 +1049,7 @@ fn test_schedule_home_states() {
queues.clone(),
sleepers.clone());
let normal_handle = Cell::new(normal_sched.make_handle());
let normal_handle = normal_sched.make_handle();
let friend_handle = normal_sched.make_handle();
......@@ -1063,7 +1062,7 @@ fn test_schedule_home_states() {
false,
Some(friend_handle));
let special_handle = Cell::new(special_sched.make_handle());
let special_handle = special_sched.make_handle();
let t1_handle = special_sched.make_handle();
let t4_handle = special_sched.make_handle();
......@@ -1094,26 +1093,19 @@ fn test_schedule_home_states() {
};
rtdebug!("task4 id: **{}**", borrow::to_uint(task4));
let task1 = Cell::new(task1);
let task2 = Cell::new(task2);
let task3 = Cell::new(task3);
let task4 = Cell::new(task4);
// Signal from the special task that we are done.
let (port, chan) = oneshot::<()>();
let port = Cell::new(port);
let chan = Cell::new(chan);
let normal_task = ~do Task::new_root(&mut normal_sched.stack_pool, None) {
rtdebug!("*about to submit task2*");
Scheduler::run_task(task2.take());
Scheduler::run_task(task2);
rtdebug!("*about to submit task4*");
Scheduler::run_task(task4.take());
Scheduler::run_task(task4);
rtdebug!("*normal_task done*");
port.take().recv();
let mut nh = normal_handle.take();
port.recv();
let mut nh = normal_handle;
nh.send(Shutdown);
let mut sh = special_handle.take();
let mut sh = special_handle;
sh.send(Shutdown);
};
......@@ -1121,27 +1113,24 @@ fn test_schedule_home_states() {
let special_task = ~do Task::new_root(&mut special_sched.stack_pool, None) {
rtdebug!("*about to submit task1*");
Scheduler::run_task(task1.take());
Scheduler::run_task(task1);
rtdebug!("*about to submit task3*");
Scheduler::run_task(task3.take());
Scheduler::run_task(task3);
rtdebug!("*done with special_task*");
chan.take().send(());
chan.send(());
};
rtdebug!("special task: {}", borrow::to_uint(special_task));
let special_sched = Cell::new(special_sched);
let normal_sched = Cell::new(normal_sched);
let special_task = Cell::new(special_task);
let normal_task = Cell::new(normal_task);
let normal_sched = normal_sched;
let normal_thread = do Thread::start {
normal_sched.take().bootstrap(normal_task.take());
normal_sched.bootstrap(normal_task);
rtdebug!("finished with normal_thread");
};
let special_sched = special_sched;
let special_thread = do Thread::start {
special_sched.take().bootstrap(special_task.take());
special_sched.bootstrap(special_task);
rtdebug!("finished with special_sched");
};
......@@ -1180,20 +1169,18 @@ fn handle() {
do run_in_bare_thread {
let (port, chan) = oneshot::<()>();
let port = Cell::new(port);
let chan = Cell::new(chan);
let thread_one = do Thread::start {
let chan = Cell::new(chan.take());
let chan = chan;
do run_in_newsched_task_core {
chan.take().send(());
chan.send(());
}
};
let thread_two = do Thread::start {
let port = Cell::new(port.take());
let port = port;
do run_in_newsched_task_core {
port.take().recv();
port.recv();
}
};
......@@ -1224,10 +1211,9 @@ fn no_missed_messages() {
let mut handle = sched.make_handle();
let sched = Cell::new(sched);
let sched = sched;
let thread = do Thread::start {
let mut sched = sched.take();
let mut sched = sched;
let bootstrap_task =
~Task::new_root(&mut sched.stack_pool,
None,
......@@ -1258,9 +1244,8 @@ fn multithreading() {
let mut ports = ~[];
10.times(|| {
let (port, chan) = oneshot();
let chan_cell = Cell::new(chan);
do spawntask_later {
chan_cell.take().send(());
chan.send(());
}
ports.push(port);
});
......
src/libstd/rt/test.rs
浏览文件 @ 786dea20
......@@ -10,7 +10,6 @@
use io::net::ip::{SocketAddr, Ipv4Addr, Ipv6Addr};
use cell::Cell;
use clone::Clone;
use container::Container;
use iter::{Iterator, range};
......@@ -65,16 +64,14 @@ pub fn new_test_sched() -> Scheduler {
}
pub fn run_in_uv_task(f: proc()) {
let f = Cell::new(f);
do run_in_bare_thread {
run_in_uv_task_core(f.take());
run_in_uv_task_core(f);
}
}
pub fn run_in_newsched_task(f: proc()) {
let f = Cell::new(f);
do run_in_bare_thread {
run_in_newsched_task_core(f.take());
run_in_newsched_task_core(f);
}
}
......@@ -206,8 +203,6 @@ pub fn run_in_mt_newsched_task(f: proc()) {
// see comment in other function (raising fd limits)
prepare_for_lots_of_tests();
let f = Cell::new(f);
do run_in_bare_thread {
let nthreads = match os::getenv("RUST_RT_TEST_THREADS") {
Some(nstr) => FromStr::from_str(nstr).unwrap(),
......@@ -254,18 +249,18 @@ pub fn run_in_mt_newsched_task(f: proc()) {
rtassert!(exit_status.is_success());
};
let mut main_task = ~Task::new_root(&mut scheds[0].stack_pool, None, f.take());
let mut main_task = ~Task::new_root(&mut scheds[0].stack_pool,
None,
f);
main_task.death.on_exit = Some(on_exit);
let mut threads = ~[];
let main_task = Cell::new(main_task);
let main_thread = {
let sched = scheds.pop();
let sched_cell = Cell::new(sched);
let main_task = main_task;
do Thread::start {
let sched = sched_cell.take();
sched.bootstrap(main_task.take());
sched.bootstrap(main_task);
}
};
threads.push(main_thread);
......@@ -275,11 +270,9 @@ pub fn run_in_mt_newsched_task(f: proc()) {
let bootstrap_task = ~do Task::new_root(&mut sched.stack_pool, None) || {
rtdebug!("bootstrapping non-primary scheduler");
};
let bootstrap_task_cell = Cell::new(bootstrap_task);
let sched_cell = Cell::new(sched);
let sched = sched;
let thread = do Thread::start {
let sched = sched_cell.take();
sched.bootstrap(bootstrap_task_cell.take());
sched.bootstrap(bootstrap_task);
};
threads.push(thread);
......@@ -335,11 +328,8 @@ pub fn spawntask_try(f: proc()) -> Result<(),()> {
/// Spawn a new task in a new scheduler and return a thread handle.
pub fn spawntask_thread(f: proc()) -> Thread<()> {
let f = Cell::new(f);
let thread = do Thread::start {
run_in_newsched_task_core(f.take());
run_in_newsched_task_core(f);
};
return thread;
......
src/libstd/task/mod.rs
浏览文件 @ 786dea20
......@@ -55,7 +55,6 @@
use prelude::*;
use cell::Cell;
use comm::{stream, Chan, GenericChan, GenericPort, Port, Peekable};
use result::{Result, Ok, Err};
use rt::in_green_task_context;
......@@ -284,10 +283,8 @@ pub fn add_wrapper(&mut self, wrapper: proc(v: proc()) -> proc()) {
f
}
};
let prev_gen_body = Cell::new(prev_gen_body);
let next_gen_body = {
let f: proc(proc()) -> proc() = proc(body) {
let prev_gen_body = prev_gen_body.take();
wrapper(prev_gen_body(body))
};
f
......@@ -548,11 +545,9 @@ struct Wrapper {
fn test_add_wrapper() {
let (po, ch) = stream::<()>();
let mut b0 = task();
let ch = Cell::new(ch);
do b0.add_wrapper |body| {
let ch = Cell::new(ch.take());
let ch = ch;
let result: proc() = proc() {
let ch = ch.take();
body();
ch.send(());
};
......@@ -642,12 +637,10 @@ fn test_spawn_sched_childs_on_default_sched() {
// Assuming tests run on the default scheduler
let default_id = get_sched_id();
let ch = Cell::new(ch);
do spawn_sched(SingleThreaded) {
let parent_sched_id = get_sched_id();
let ch = Cell::new(ch.take());
let ch = ch;
do spawn {
let ch = ch.take();
let child_sched_id = get_sched_id();
assert!(parent_sched_id != child_sched_id);
assert_eq!(child_sched_id, default_id);
......@@ -671,10 +664,10 @@ fn test_spawn_sched_blocking() {
let (fin_po, fin_ch) = stream();
let mut lock = Mutex::new();
let lock2 = Cell::new(lock.clone());
let lock2 = lock.clone();
do spawn_sched(SingleThreaded) {
let mut lock = lock2.take();
let mut lock = lock2;
lock.lock();
start_ch.send(());
......
src/libstd/task/spawn.rs
浏览文件 @ 786dea20
......@@ -77,7 +77,6 @@
use prelude::*;
use cell::Cell;
use comm::{GenericChan, oneshot};
use rt::local::Local;
use rt::sched::{Scheduler, Shutdown, TaskFromFriend};
......@@ -134,23 +133,19 @@ pub fn spawn_raw(mut opts: TaskOpts, f: proc()) {
// Create a task that will later be used to join with the new scheduler
// thread when it is ready to terminate
let (thread_port, thread_chan) = oneshot();
let thread_port_cell = Cell::new(thread_port);
let join_task = do Task::build_child(None) {
debug!("running join task");
let thread_port = thread_port_cell.take();
let thread: Thread<()> = thread_port.recv();
thread.join();
};
// Put the scheduler into another thread
let new_sched_cell = Cell::new(new_sched);
let orig_sched_handle_cell = Cell::new((*sched).make_handle());
let join_task_cell = Cell::new(join_task);
let orig_sched_handle = (*sched).make_handle();
let new_sched = new_sched;
let thread = do Thread::start {
let mut new_sched = new_sched_cell.take();
let mut orig_sched_handle = orig_sched_handle_cell.take();
let join_task = join_task_cell.take();
let mut new_sched = new_sched;
let mut orig_sched_handle = orig_sched_handle;
let bootstrap_task = ~do Task::new_root(&mut new_sched.stack_pool, None) || {
debug!("boostrapping a 1:1 scheduler");
......@@ -178,9 +173,8 @@ pub fn spawn_raw(mut opts: TaskOpts, f: proc()) {
if opts.notify_chan.is_some() {
let notify_chan = opts.notify_chan.take_unwrap();
let notify_chan = Cell::new(notify_chan);
let on_exit: proc(UnwindResult) = proc(task_result) {
notify_chan.take().send(task_result)
notify_chan.send(task_result)
};
task.death.on_exit = Some(on_exit);
}
......
src/libstd/unstable/mod.rs
浏览文件 @ 786dea20
......@@ -37,15 +37,13 @@
a normal large stack.
*/
pub fn run_in_bare_thread(f: proc()) {
use cell::Cell;
use rt::thread::Thread;
let f_cell = Cell::new(f);
let (port, chan) = comm::stream();
// FIXME #4525: Unfortunate that this creates an extra scheduler but it's
// necessary since rust_raw_thread_join is blocking
do task::spawn_sched(task::SingleThreaded) {
Thread::start(f_cell.take()).join();
Thread::start(f).join();
chan.send(());
}
port.recv();
......
src/test/bench/msgsend-ring-mutex-arcs.rs
浏览文件 @ 786dea20
......@@ -20,7 +20,6 @@
use extra::arc;
use extra::future::Future;
use extra::time;
use std::cell::Cell;
use std::os;
use std::uint;
......@@ -91,12 +90,8 @@ fn main() {
for i in range(1u, num_tasks) {
//error!("spawning %?", i);
let (new_chan, num_port) = init();
let num_chan2 = Cell::new(num_chan);
let num_port = Cell::new(num_port);
let new_future = do Future::spawn() {
let num_chan = num_chan2.take();
let num_port1 = num_port.take();
thread_ring(i, msg_per_task, num_chan, num_port1)
thread_ring(i, msg_per_task, num_chan, num_port)
};
futures.push(new_future);
num_chan = new_chan;
......
src/test/bench/msgsend-ring-rw-arcs.rs
浏览文件 @ 786dea20
......@@ -20,7 +20,6 @@
use extra::arc;
use extra::future::Future;
use extra::time;
use std::cell::Cell;
use std::os;
use std::uint;
......@@ -87,12 +86,8 @@ fn main() {
for i in range(1u, num_tasks) {
//error!("spawning %?", i);
let (new_chan, num_port) = init();
let num_chan2 = Cell::new(num_chan);
let num_port = Cell::new(num_port);
let new_future = do Future::spawn {
let num_chan = num_chan2.take();
let num_port1 = num_port.take();
thread_ring(i, msg_per_task, num_chan, num_port1)
thread_ring(i, msg_per_task, num_chan, num_port)
};
futures.push(new_future);
num_chan = new_chan;
......
src/test/bench/rt-messaging-ping-pong.rs
浏览文件 @ 786dea20
......@@ -13,7 +13,6 @@
use std::os;
use std::uint;
use std::rt::test::spawntask_later;
use std::cell::Cell;
// This is a simple bench that creates M pairs of of tasks. These
// tasks ping-pong back and forth over a pair of streams. This is a
......@@ -24,19 +23,14 @@ fn ping_pong_bench(n: uint, m: uint) {
// Create pairs of tasks that pingpong back and forth.
fn run_pair(n: uint) {
// Create a stream A->B
let (pa,ca) = stream::<()>();
// Create a stream B->A
let (pb,cb) = stream::<()>();
let pa = Cell::new(pa);
let ca = Cell::new(ca);
let pb = Cell::new(pb);
let cb = Cell::new(cb);
// Create a stream A->B
let (pa,ca) = stream::<()>();
// Create a stream B->A
let (pb,cb) = stream::<()>();
do spawntask_later() || {
let chan = ca.take();
let port = pb.take();
let chan = ca;
let port = pb;
n.times(|| {
chan.send(());
port.recv();
......@@ -44,8 +38,8 @@ fn run_pair(n: uint) {
}
do spawntask_later() || {
let chan = cb.take();
let port = pa.take();
let chan = cb;
let port = pa;
n.times(|| {
port.recv();
chan.send(());
......
src/test/bench/rt-parfib.rs
浏览文件 @ 786dea20
......@@ -13,7 +13,6 @@
use std::os;
use std::uint;
use std::rt::test::spawntask_later;
use std::cell::Cell;
use std::comm::oneshot;
// A simple implementation of parfib. One subtree is found in a new
......@@ -26,9 +25,8 @@ fn parfib(n: uint) -> uint {
}
let (port,chan) = oneshot::<uint>();
let chan = Cell::new(chan);
do spawntask_later {
chan.take().send(parfib(n-1));
chan.send(parfib(n-1));
};
let m2 = parfib(n-2);
return (port.recv() + m2);
......
src/test/bench/shootout-chameneos-redux.rs
浏览文件 @ 786dea20
......@@ -12,7 +12,6 @@
extern mod extra;
use std::cell::Cell;
use std::comm::{stream, SharedChan};
use std::option;
use std::os;
......@@ -156,9 +155,11 @@ fn rendezvous(nn: uint, set: ~[color]) {
let to_rendezvous = to_rendezvous.clone();
let to_rendezvous_log = to_rendezvous_log.clone();
let (from_rendezvous, to_creature) = stream();
let from_rendezvous = Cell::new(from_rendezvous);
do task::spawn || {
creature(ii, col, from_rendezvous.take(), to_rendezvous.clone(),
do task::spawn {
creature(ii,
col,
from_rendezvous,
to_rendezvous.clone(),
to_rendezvous_log.clone());
}
to_creature
......
src/test/bench/task-perf-jargon-metal-smoke.rs
浏览文件 @ 786dea20
......@@ -17,7 +17,6 @@
//
// The filename is a song reference; google it in quotes.
use std::cell::Cell;
use std::comm;
use std::os;
use std::task;
......@@ -27,9 +26,7 @@ fn child_generation(gens_left: uint, c: comm::Chan<()>) {
// This used to be O(n^2) in the number of generations that ever existed.
// With this code, only as many generations are alive at a time as tasks
// alive at a time,
let c = Cell::new(c);
do spawn {
let c = c.take();
if gens_left & 1 == 1 {
task::deschedule(); // shake things up a bit
}
......
src/test/compile-fail/no-send-res-ports.rs
浏览文件 @ 786dea20
......@@ -10,7 +10,6 @@
#[feature(managed_boxes)];
use std::cell::Cell;
use std::task;
struct Port<T>(@T);
......@@ -31,10 +30,10 @@ fn foo(x: Port<()>) -> foo {
}
}
let x = Cell::new(foo(Port(@())));
let x = foo(Port(@()));
do task::spawn {
let y = x.take(); //~ ERROR does not fulfill `Send`
let y = x; //~ ERROR does not fulfill `Send`
error!("{:?}", y);
}
}
src/test/compile-fail/no_freeze-rc.rs
浏览文件 @ 786dea20
......@@ -9,11 +9,11 @@
// except according to those terms.
use std::rc::Rc;
use std::cell::Cell;
use std::cell::RefCell;
fn bar<T: Freeze>(_: T) {}
fn main() {
let x = Rc::from_send(Cell::new(5));
bar(x); //~ ERROR instantiating a type parameter with an incompatible type `std::rc::Rc<std::cell::Cell<int>>`, which does not fulfill `Freeze`
let x = Rc::from_send(RefCell::new(5));
bar(x); //~ ERROR instantiating a type parameter with an incompatible type `std::rc::Rc<std::cell::RefCell<int>>`, which does not fulfill `Freeze`
}
src/test/run-pass/issue-2718.rs
浏览文件 @ 786dea20
......@@ -313,8 +313,6 @@ pub fn main() {
// Commented out because of option::get error
let (client_, server_) = pingpong::init();
let client_ = Cell::new(client_);
let server_ = Cell::new(server_);
task::spawn {|client_|
let client__ = client_.take();
......
src/test/run-pass/sendfn-spawn-with-fn-arg.rs
浏览文件 @ 786dea20
......@@ -8,7 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use std::cell::Cell;
use std::task;
pub fn main() { test05(); }
......@@ -23,8 +22,7 @@ fn test05() {
error!("{}", *three + n); // will copy x into the closure
assert_eq!(*three, 3);
};
let fn_to_send = Cell::new(fn_to_send);
task::spawn(proc() {
test05_start(fn_to_send.take());
test05_start(fn_to_send);
});
}
src/test/run-pass/task-killjoin-rsrc.rs
浏览文件 @ 786dea20
......@@ -13,7 +13,6 @@
// A port of task-killjoin to use a class with a dtor to manage
// the join.
use std::cell::Cell;
use std::comm::*;
use std::ptr;
use std::task;
......@@ -55,9 +54,8 @@ fn wrapper(c: Chan<bool>, f: ||) {
*b = true;
}
let (p, c) = stream();
let c = Cell::new(c);
do task::spawn_unlinked {
let ccc = c.take();
let ccc = c;
wrapper(ccc, f)
}
p
......
src/test/run-pass/tempfile.rs
浏览文件 @ 786dea20
......@@ -22,11 +22,10 @@
extern mod extra;
use extra::tempfile::TempDir;
use std::io::fs;
use std::io;
use std::os;
use std::task;
use std::cell::Cell;
use std::io;
use std::io::fs;
fn test_tempdir() {
let path = {
......@@ -51,9 +50,8 @@ fn test_rm_tempdir() {
let tmp = TempDir::new("test_rm_tempdir").unwrap();
let path = tmp.path().clone();
let cell = Cell::new(tmp);
let f: proc() = proc() {
let _tmp = cell.take();
let _tmp = tmp;
fail!("fail to unwind past `tmp`");
};
task::try(f);
......
src/test/run-pass/trait-bounds-in-arc.rs
浏览文件 @ 786dea20
......@@ -16,10 +16,10 @@
// xfail-fast
extern mod extra;
use extra::arc;
use std::comm;
use std::task;
use std::cell;
trait Pet {
fn name(&self, blk: |&str|);
......@@ -71,14 +71,14 @@ fn main() {
~fishe as ~Pet:Freeze+Send,
~dogge2 as ~Pet:Freeze+Send]);
let (p1,c1) = comm::stream();
let arc1 = cell::Cell::new(arc.clone());
do task::spawn { check_legs(arc1.take()); c1.send(()); }
let arc1 = arc.clone();
do task::spawn { check_legs(arc1); c1.send(()); }
let (p2,c2) = comm::stream();
let arc2 = cell::Cell::new(arc.clone());
do task::spawn { check_names(arc2.take()); c2.send(()); }
let arc2 = arc.clone();
do task::spawn { check_names(arc2); c2.send(()); }
let (p3,c3) = comm::stream();
let arc3 = cell::Cell::new(arc.clone());
do task::spawn { check_pedigree(arc3.take()); c3.send(()); }
let arc3 = arc.clone();
do task::spawn { check_pedigree(arc3); c3.send(()); }
p1.recv();
p2.recv();
p3.recv();
......
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