1 // 2 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 7 #ifndef __OSINCLUDE_H 8 #define __OSINCLUDE_H 9 10 // 11 // This file contains contains os-specific datatypes and 12 // declares any os-specific functions. 13 // 14 15 #if defined(_WIN32) || defined(_WIN64) 16 #define ANGLE_OS_WIN 17 #elif defined(__APPLE__) || defined(__linux__) || \ 18 defined(__FreeBSD__) || defined(__OpenBSD__) || \ 19 defined(__sun) 20 #define ANGLE_OS_POSIX 21 #else 22 #error Unsupported platform. 23 #endif 24 25 #if defined(ANGLE_USE_NSPR) 26 #include "prthread.h" 27 #elif defined(ANGLE_OS_WIN) 28 #define STRICT 29 #define VC_EXTRALEAN 1 30 #include <windows.h> 31 #elif defined(ANGLE_OS_POSIX) 32 #include <pthread.h> 33 #include <semaphore.h> 34 #include <errno.h> 35 #endif // ANGLE_USE_NSPR 36 37 38 #include "compiler/debug.h" 39 40 // 41 // Thread Local Storage Operations 42 // 43 #if defined(ANGLE_USE_NSPR) 44 typedef PRUintn OS_TLSIndex; 45 #define OS_INVALID_TLS_INDEX 0xFFFFFFFF 46 #elif defined(ANGLE_OS_WIN) 47 typedef DWORD OS_TLSIndex; 48 #define OS_INVALID_TLS_INDEX (TLS_OUT_OF_INDEXES) 49 #elif defined(ANGLE_OS_POSIX) 50 typedef unsigned int OS_TLSIndex; 51 #define OS_INVALID_TLS_INDEX 0xFFFFFFFF 52 #endif // ANGLE_USE_NSPR 53 54 OS_TLSIndex OS_AllocTLSIndex(); 55 bool OS_SetTLSValue(OS_TLSIndex nIndex, void *lpvValue); 56 bool OS_FreeTLSIndex(OS_TLSIndex nIndex); 57 OS_GetTLSValue(OS_TLSIndex nIndex)58inline void* OS_GetTLSValue(OS_TLSIndex nIndex) 59 { 60 ASSERT(nIndex != OS_INVALID_TLS_INDEX); 61 #if defined(ANGLE_USE_NSPR) 62 return PR_GetThreadPrivate(nIndex); 63 #elif defined(ANGLE_OS_WIN) 64 return TlsGetValue(nIndex); 65 #elif defined(ANGLE_OS_POSIX) 66 return pthread_getspecific(nIndex); 67 #endif // ANGLE_OS_WIN 68 } 69 70 #endif // __OSINCLUDE_H 71