Index: base/threading/thread_local_storage_win.cc |
diff --git a/base/threading/thread_local_storage_win.cc b/base/threading/thread_local_storage_win.cc |
deleted file mode 100644 |
index 42a7d016fdd119fbb3bea30bfc94fbec1d7701c3..0000000000000000000000000000000000000000 |
--- a/base/threading/thread_local_storage_win.cc |
+++ /dev/null |
@@ -1,111 +0,0 @@ |
-// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "base/threading/thread_local_storage.h" |
- |
-#include <windows.h> |
- |
-#include "base/logging.h" |
- |
-namespace base { |
- |
-namespace internal { |
- |
-bool PlatformThreadLocalStorage::AllocTLS(TLSKey* key) { |
- TLSKey value = TlsAlloc(); |
- if (value != TLS_OUT_OF_INDEXES) { |
- *key = value; |
- return true; |
- } |
- return false; |
-} |
- |
-void PlatformThreadLocalStorage::FreeTLS(TLSKey key) { |
- BOOL ret = TlsFree(key); |
- DCHECK(ret); |
-} |
- |
-void* PlatformThreadLocalStorage::GetTLSValue(TLSKey key) { |
- return TlsGetValue(key); |
-} |
- |
-void PlatformThreadLocalStorage::SetTLSValue(TLSKey key, void* value) { |
- BOOL ret = TlsSetValue(key, value); |
- DCHECK(ret); |
-} |
- |
-} // namespace internal |
- |
-} // namespace base |
- |
-// Thread Termination Callbacks. |
-// Windows doesn't support a per-thread destructor with its |
-// TLS primitives. So, we build it manually by inserting a |
-// function to be called on each thread's exit. |
-// This magic is from http://www.codeproject.com/threads/tls.asp |
-// and it works for VC++ 7.0 and later. |
- |
-// Force a reference to _tls_used to make the linker create the TLS directory |
-// if it's not already there. (e.g. if __declspec(thread) is not used). |
-// Force a reference to p_thread_callback_base to prevent whole program |
-// optimization from discarding the variable. |
-#ifdef _WIN64 |
- |
-#pragma comment(linker, "/INCLUDE:_tls_used") |
-#pragma comment(linker, "/INCLUDE:p_thread_callback_base") |
- |
-#else // _WIN64 |
- |
-#pragma comment(linker, "/INCLUDE:__tls_used") |
-#pragma comment(linker, "/INCLUDE:_p_thread_callback_base") |
- |
-#endif // _WIN64 |
- |
-// Static callback function to call with each thread termination. |
-void NTAPI OnThreadExit(PVOID module, DWORD reason, PVOID reserved) { |
- // On XP SP0 & SP1, the DLL_PROCESS_ATTACH is never seen. It is sent on SP2+ |
- // and on W2K and W2K3. So don't assume it is sent. |
- if (DLL_THREAD_DETACH == reason || DLL_PROCESS_DETACH == reason) |
- base::internal::PlatformThreadLocalStorage::OnThreadExit(); |
-} |
- |
-// .CRT$XLA to .CRT$XLZ is an array of PIMAGE_TLS_CALLBACK pointers that are |
-// called automatically by the OS loader code (not the CRT) when the module is |
-// loaded and on thread creation. They are NOT called if the module has been |
-// loaded by a LoadLibrary() call. It must have implicitly been loaded at |
-// process startup. |
-// By implicitly loaded, I mean that it is directly referenced by the main EXE |
-// or by one of its dependent DLLs. Delay-loaded DLL doesn't count as being |
-// implicitly loaded. |
-// |
-// See VC\crt\src\tlssup.c for reference. |
- |
-// extern "C" suppresses C++ name mangling so we know the symbol name for the |
-// linker /INCLUDE:symbol pragma above. |
-extern "C" { |
-// The linker must not discard p_thread_callback_base. (We force a reference |
-// to this variable with a linker /INCLUDE:symbol pragma to ensure that.) If |
-// this variable is discarded, the OnThreadExit function will never be called. |
-#ifdef _WIN64 |
- |
-// .CRT section is merged with .rdata on x64 so it must be constant data. |
-#pragma const_seg(".CRT$XLB") |
-// When defining a const variable, it must have external linkage to be sure the |
-// linker doesn't discard it. |
-extern const PIMAGE_TLS_CALLBACK p_thread_callback_base; |
-const PIMAGE_TLS_CALLBACK p_thread_callback_base = OnThreadExit; |
- |
-// Reset the default section. |
-#pragma const_seg() |
- |
-#else // _WIN64 |
- |
-#pragma data_seg(".CRT$XLB") |
-PIMAGE_TLS_CALLBACK p_thread_callback_base = OnThreadExit; |
- |
-// Reset the default section. |
-#pragma data_seg() |
- |
-#endif // _WIN64 |
-} // extern "C" |