| // Copyright 2016 The SwiftShader Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef __OSINCLUDE_H |
| #define __OSINCLUDE_H |
| |
| // |
| // This file contains contains os-specific datatypes and |
| // declares any os-specific functions. |
| // |
| |
| #if defined(_WIN32) || defined(_WIN64) |
| #define ANGLE_OS_WIN |
| #elif defined(__APPLE__) || defined(__linux__) || \ |
| defined(__FreeBSD__) || defined(__OpenBSD__) || \ |
| defined(__sun) || defined(ANDROID) || \ |
| defined(__GLIBC__) || defined(__GNU__) || \ |
| defined(__QNX__) |
| #define ANGLE_OS_POSIX |
| #else |
| #error Unsupported platform. |
| #endif |
| |
| #if defined(ANGLE_OS_WIN) |
| #define STRICT |
| #define VC_EXTRALEAN 1 |
| #include <windows.h> |
| #elif defined(ANGLE_OS_POSIX) |
| #include <pthread.h> |
| #include <semaphore.h> |
| #include <errno.h> |
| #endif // ANGLE_OS_WIN |
| |
| |
| #include "debug.h" |
| |
| // |
| // Thread Local Storage Operations |
| // |
| #if defined(ANGLE_OS_WIN) |
| typedef DWORD OS_TLSIndex; |
| #define OS_INVALID_TLS_INDEX (TLS_OUT_OF_INDEXES) |
| #elif defined(ANGLE_OS_POSIX) |
| typedef pthread_key_t OS_TLSIndex; |
| #define OS_INVALID_TLS_INDEX (static_cast<OS_TLSIndex>(-1)) |
| #endif // ANGLE_OS_WIN |
| |
| OS_TLSIndex OS_AllocTLSIndex(); |
| bool OS_SetTLSValue(OS_TLSIndex nIndex, void *lpvValue); |
| bool OS_FreeTLSIndex(OS_TLSIndex nIndex); |
| |
| inline void* OS_GetTLSValue(OS_TLSIndex nIndex) |
| { |
| ASSERT(nIndex != OS_INVALID_TLS_INDEX); |
| #if defined(ANGLE_OS_WIN) |
| return TlsGetValue(nIndex); |
| #elif defined(ANGLE_OS_POSIX) |
| return pthread_getspecific(nIndex); |
| #endif // ANGLE_OS_WIN |
| } |
| |
| #endif // __OSINCLUDE_H |
