Import the `alloc` crate as `alloc_crate` in std

… to make the name `alloc` available.

18 files changed, 34 insertions, 40 deletions

diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs
index e0b48e565d0..73a5df8dc28 100644
--- a/src/libstd/collections/hash/map.rs
+++ b/src/libstd/collections/hash/map.rs
@@ -11,15 +11,13 @@
 use self::Entry::*;
 use self::VacantEntryState::*;
 
-use alloc::heap::Heap;
-use alloc::allocator::CollectionAllocErr;
 use cell::Cell;
-use core::heap::Alloc;
 use borrow::Borrow;
 use cmp::max;
 use fmt::{self, Debug};
 #[allow(deprecated)]
 use hash::{Hash, Hasher, BuildHasher, SipHasher13};
+use heap::{Heap, Alloc, CollectionAllocErr};
 use iter::{FromIterator, FusedIterator};
 use mem::{self, replace};
 use ops::{Deref, Index};
diff --git a/src/libstd/collections/hash/table.rs b/src/libstd/collections/hash/table.rs
index fa6053d3f6d..878cd82a258 100644
--- a/src/libstd/collections/hash/table.rs
+++ b/src/libstd/collections/hash/table.rs
@@ -8,17 +8,14 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::heap::Heap;
-use core::heap::{Alloc, Layout};
-
 use cmp;
 use hash::{BuildHasher, Hash, Hasher};
+use heap::{Heap, Alloc, Layout, CollectionAllocErr};
 use marker;
 use mem::{align_of, size_of, needs_drop};
 use mem;
 use ops::{Deref, DerefMut};
 use ptr::{self, Unique, NonNull};
-use alloc::allocator::CollectionAllocErr;
 
 use self::BucketState::*;
 
diff --git a/src/libstd/collections/mod.rs b/src/libstd/collections/mod.rs
index c7ad27d8d26..9cf73824dea 100644
--- a/src/libstd/collections/mod.rs
+++ b/src/libstd/collections/mod.rs
@@ -424,13 +424,13 @@
 #[doc(hidden)]
 pub use ops::Bound;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::{BinaryHeap, BTreeMap, BTreeSet};
+pub use alloc_crate::{BinaryHeap, BTreeMap, BTreeSet};
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::{LinkedList, VecDeque};
+pub use alloc_crate::{LinkedList, VecDeque};
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::{binary_heap, btree_map, btree_set};
+pub use alloc_crate::{binary_heap, btree_map, btree_set};
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::{linked_list, vec_deque};
+pub use alloc_crate::{linked_list, vec_deque};
 
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use self::hash_map::HashMap;
@@ -446,7 +446,7 @@ pub mod range {
 }
 
 #[unstable(feature = "try_reserve", reason = "new API", issue="48043")]
-pub use alloc::allocator::CollectionAllocErr;
+pub use heap::CollectionAllocErr;
 
 mod hash;
 
diff --git a/src/libstd/error.rs b/src/libstd/error.rs
index 3d0c96585b5..4edb897350e 100644
--- a/src/libstd/error.rs
+++ b/src/libstd/error.rs
@@ -51,13 +51,13 @@
 // coherence challenge (e.g., specialization, neg impls, etc) we can
 // reconsider what crate these items belong in.
 
-use alloc::allocator;
 use any::TypeId;
 use borrow::Cow;
 use cell;
 use char;
 use core::array;
 use fmt::{self, Debug, Display};
+use heap::{AllocErr, CannotReallocInPlace};
 use mem::transmute;
 use num;
 use str;
@@ -241,18 +241,18 @@ impl Error for ! {
 #[unstable(feature = "allocator_api",
            reason = "the precise API and guarantees it provides may be tweaked.",
            issue = "32838")]
-impl Error for allocator::AllocErr {
+impl Error for AllocErr {
     fn description(&self) -> &str {
-        allocator::AllocErr::description(self)
+        AllocErr::description(self)
     }
 }
 
 #[unstable(feature = "allocator_api",
            reason = "the precise API and guarantees it provides may be tweaked.",
            issue = "32838")]
-impl Error for allocator::CannotReallocInPlace {
+impl Error for CannotReallocInPlace {
     fn description(&self) -> &str {
-        allocator::CannotReallocInPlace::description(self)
+        CannotReallocInPlace::description(self)
     }
 }
 
diff --git a/src/libstd/heap.rs b/src/libstd/heap.rs
index 2cf06018087..b42a1052c49 100644
--- a/src/libstd/heap.rs
+++ b/src/libstd/heap.rs
@@ -12,7 +12,7 @@
 
 #![unstable(issue = "32838", feature = "allocator_api")]
 
-pub use alloc::heap::Heap;
+pub use alloc_crate::heap::Heap;
 pub use alloc_system::System;
 #[doc(inline)] pub use core::heap::*;
 
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index c82d600e4a1..ef4205e7a62 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -351,7 +351,7 @@ extern crate core as __core;
 
 #[macro_use]
 #[macro_reexport(vec, format)]
-extern crate alloc;
+extern crate alloc as alloc_crate;
 extern crate alloc_system;
 #[doc(masked)]
 extern crate libc;
@@ -437,21 +437,21 @@ pub use core::u32;
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::u64;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::boxed;
+pub use alloc_crate::boxed;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::rc;
+pub use alloc_crate::rc;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::borrow;
+pub use alloc_crate::borrow;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::fmt;
+pub use alloc_crate::fmt;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::slice;
+pub use alloc_crate::slice;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::str;
+pub use alloc_crate::str;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::string;
+pub use alloc_crate::string;
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::vec;
+pub use alloc_crate::vec;
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::char;
 #[stable(feature = "i128", since = "1.26.0")]
diff --git a/src/libstd/sync/mod.rs b/src/libstd/sync/mod.rs
index 289b47b3484..642b284c6c7 100644
--- a/src/libstd/sync/mod.rs
+++ b/src/libstd/sync/mod.rs
@@ -18,7 +18,7 @@
 #![stable(feature = "rust1", since = "1.0.0")]
 
 #[stable(feature = "rust1", since = "1.0.0")]
-pub use alloc::arc::{Arc, Weak};
+pub use alloc_crate::arc::{Arc, Weak};
 #[stable(feature = "rust1", since = "1.0.0")]
 pub use core::sync::atomic;
 
diff --git a/src/libstd/sync/mpsc/mpsc_queue.rs b/src/libstd/sync/mpsc/mpsc_queue.rs
index 296773d20f6..df945ac3859 100644
--- a/src/libstd/sync/mpsc/mpsc_queue.rs
+++ b/src/libstd/sync/mpsc/mpsc_queue.rs
@@ -23,10 +23,9 @@
 
 pub use self::PopResult::*;
 
-use alloc::boxed::Box;
 use core::ptr;
 use core::cell::UnsafeCell;
-
+use boxed::Box;
 use sync::atomic::{AtomicPtr, Ordering};
 
 /// A result of the `pop` function.
diff --git a/src/libstd/sync/mpsc/spsc_queue.rs b/src/libstd/sync/mpsc/spsc_queue.rs
index cc4be92276a..9482f6958b3 100644
--- a/src/libstd/sync/mpsc/spsc_queue.rs
+++ b/src/libstd/sync/mpsc/spsc_queue.rs
@@ -16,7 +16,7 @@
 
 // http://www.1024cores.net/home/lock-free-algorithms/queues/unbounded-spsc-queue
 
-use alloc::boxed::Box;
+use boxed::Box;
 use core::ptr;
 use core::cell::UnsafeCell;
 
diff --git a/src/libstd/sys/cloudabi/thread.rs b/src/libstd/sys/cloudabi/thread.rs
index a22d9053b69..5d66936b2a4 100644
--- a/src/libstd/sys/cloudabi/thread.rs
+++ b/src/libstd/sys/cloudabi/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use cmp;
 use ffi::CStr;
 use io;
diff --git a/src/libstd/sys/redox/thread.rs b/src/libstd/sys/redox/thread.rs
index f20350269b7..110d46ca3ab 100644
--- a/src/libstd/sys/redox/thread.rs
+++ b/src/libstd/sys/redox/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use ffi::CStr;
 use io;
 use mem;
diff --git a/src/libstd/sys/unix/thread.rs b/src/libstd/sys/unix/thread.rs
index 2db3d4a5744..9e388808030 100644
--- a/src/libstd/sys/unix/thread.rs
+++ b/src/libstd/sys/unix/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use cmp;
 use ffi::CStr;
 use io;
diff --git a/src/libstd/sys/wasm/thread.rs b/src/libstd/sys/wasm/thread.rs
index 7345843b975..728e678a2e8 100644
--- a/src/libstd/sys/wasm/thread.rs
+++ b/src/libstd/sys/wasm/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use ffi::CStr;
 use io;
 use sys::{unsupported, Void};
diff --git a/src/libstd/sys/windows/process.rs b/src/libstd/sys/windows/process.rs
index bd5507e8f89..be442f41374 100644
--- a/src/libstd/sys/windows/process.rs
+++ b/src/libstd/sys/windows/process.rs
@@ -31,7 +31,7 @@ use sys::stdio;
 use sys::cvt;
 use sys_common::{AsInner, FromInner, IntoInner};
 use sys_common::process::{CommandEnv, EnvKey};
-use alloc::borrow::Borrow;
+use borrow::Borrow;
 
 ////////////////////////////////////////////////////////////////////////////////
 // Command
diff --git a/src/libstd/sys/windows/thread.rs b/src/libstd/sys/windows/thread.rs
index 4b3d1b586b5..b6f63303dc2 100644
--- a/src/libstd/sys/windows/thread.rs
+++ b/src/libstd/sys/windows/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use io;
 use ffi::CStr;
 use mem;
diff --git a/src/libstd/sys_common/at_exit_imp.rs b/src/libstd/sys_common/at_exit_imp.rs
index ce6fd4cb075..26da51c9825 100644
--- a/src/libstd/sys_common/at_exit_imp.rs
+++ b/src/libstd/sys_common/at_exit_imp.rs
@@ -12,7 +12,7 @@
 //!
 //! Documentation can be found on the `rt::at_exit` function.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use ptr;
 use sys_common::mutex::Mutex;
 
diff --git a/src/libstd/sys_common/process.rs b/src/libstd/sys_common/process.rs
index d0c5951bd6c..ddf0ebe603e 100644
--- a/src/libstd/sys_common/process.rs
+++ b/src/libstd/sys_common/process.rs
@@ -14,7 +14,7 @@
 use ffi::{OsStr, OsString};
 use env;
 use collections::BTreeMap;
-use alloc::borrow::Borrow;
+use borrow::Borrow;
 
 pub trait EnvKey:
     From<OsString> + Into<OsString> +
diff --git a/src/libstd/sys_common/thread.rs b/src/libstd/sys_common/thread.rs
index f1379b6ec63..da6f58ef6bb 100644
--- a/src/libstd/sys_common/thread.rs
+++ b/src/libstd/sys_common/thread.rs
@@ -8,7 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use alloc::boxed::FnBox;
+use boxed::FnBox;
 use env;
 use sync::atomic::{self, Ordering};
 use sys::stack_overflow;