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Merge branch 'cap2' of https://github.com/Yoric/redox into Yoric-cap2

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This commit is contained in:
Jeremy Soller 2016-11-15 14:05:43 -07:00
commit 297b6e09fc
1 changed files with 254 additions and 108 deletions
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3
kernel/scheme/pipe.rs
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@ -2,6 +2,7 @@ use alloc::arc::{Arc, Weak};
use collections::{BTreeMap, VecDeque};
use core::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
use spin::{Mutex, Once, RwLock, RwLockReadGuard, RwLockWriteGuard};
use scheme::{AtomicSchemeId, ATOMIC_SCHEMEID_INIT};
use sync::WaitCondition;
use syscall::error::{Error, Result, EAGAIN, EBADF, EINVAL, EPIPE};
@ -9,7 +10,7 @@ use syscall::flag::{F_GETFL, F_SETFL, O_CLOEXEC, O_NONBLOCK};
use syscall::scheme::Scheme;
/// Pipes list
pub static PIPE_SCHEME_ID: AtomicUsize = ATOMIC_USIZE_INIT;
pub static PIPE_SCHEME_ID: AtomicSchemeId = ATOMIC_SCHEMEID_INIT;
static PIPE_NEXT_ID: AtomicUsize = ATOMIC_USIZE_INIT;
static PIPES: Once<RwLock<(BTreeMap<usize, Arc<PipeRead>>, BTreeMap<usize, Arc<PipeWrite>>)>> = Once::new();