build_config.h revision 4a5e2dc747d50c653511c68ccb2cfbfb740bd5a7
1// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// This file adds defines about the platform we're currently building on. 6// Operating System: 7// OS_WIN / OS_MACOSX / OS_LINUX / OS_POSIX (MACOSX or LINUX) 8// Compiler: 9// COMPILER_MSVC / COMPILER_GCC 10// Processor: 11// ARCH_CPU_X86 / ARCH_CPU_X86_64 / ARCH_CPU_X86_FAMILY (X86 or X86_64) 12// ARCH_CPU_32_BITS / ARCH_CPU_64_BITS 13 14#ifndef BUILD_BUILD_CONFIG_H_ 15#define BUILD_BUILD_CONFIG_H_ 16 17// A set of macros to use for platform detection. 18#if defined(__APPLE__) 19#define OS_MACOSX 1 20#elif defined(__native_client__) 21#define OS_NACL 1 22#elif defined(__linux__) 23#define OS_LINUX 1 24// Use TOOLKIT_GTK on linux if TOOLKIT_VIEWS isn't defined. 25#if !defined(TOOLKIT_VIEWS) 26#define TOOLKIT_GTK 27#endif 28#elif defined(_WIN32) 29#define OS_WIN 1 30#define TOOLKIT_VIEWS 1 31#elif defined(__FreeBSD__) 32#define OS_FREEBSD 1 33#define TOOLKIT_GTK 34#elif defined(__OpenBSD__) 35#define OS_OPENBSD 1 36#define TOOLKIT_GTK 37#elif defined(__sun) 38#define OS_SOLARIS 1 39#define TOOLKIT_GTK 40#else 41#error Please add support for your platform in build/build_config.h 42#endif 43 44// A flag derived from the above flags, used to cover GTK code in 45// both TOOLKIT_GTK and TOOLKIT_VIEWS. 46#if defined(TOOLKIT_GTK) || (defined(TOOLKIT_VIEWS) && !defined(OS_WIN)) 47#define TOOLKIT_USES_GTK 1 48#endif 49 50#if defined(OS_LINUX) || defined(OS_FREEBSD) || defined(OS_OPENBSD) || \ 51 defined(OS_SOLARIS) 52 53#if defined(ANDROID) 54#define USE_OPENSSL 1 55#define USE_SYSTEM_ZLIB 1 56#endif 57 58#if !defined(USE_OPENSSL) 59#define USE_NSS 1 // Default to use NSS for crypto, unless OpenSSL is chosen. 60#endif 61#define USE_X11 1 // Use X for graphics. 62#endif 63 64#if defined(USE_OPENSSL) && defined(USE_NSS) 65#error Cannot use both OpenSSL and NSS 66#endif 67 68// For access to standard POSIXish features, use OS_POSIX instead of a 69// more specific macro. 70#if defined(OS_MACOSX) || defined(OS_LINUX) || defined(OS_FREEBSD) || \ 71<<<<<<< HEAD 72 defined(OS_OPENBSD) || defined(OS_SOLARIS) || defined(ANDROID) 73======= 74 defined(OS_OPENBSD) || defined(OS_SOLARIS) || defined(OS_NACL) 75>>>>>>> chromium.org at r66597 76#define OS_POSIX 1 77// Use base::DataPack for name/value pairs. 78#define USE_BASE_DATA_PACK 1 79#endif 80 81// Use tcmalloc 82#if (defined(OS_WIN) || defined(OS_LINUX)) && !defined(NO_TCMALLOC) 83#define USE_TCMALLOC 1 84#endif 85 86// Use heapchecker. 87#if defined(OS_LINUX) && !defined(NO_HEAPCHECKER) 88#define USE_HEAPCHECKER 1 89#endif 90 91// Compiler detection. 92#if defined(__GNUC__) 93#define COMPILER_GCC 1 94#elif defined(_MSC_VER) 95#define COMPILER_MSVC 1 96#else 97#error Please add support for your compiler in build/build_config.h 98#endif 99 100// Processor architecture detection. For more info on what's defined, see: 101// http://msdn.microsoft.com/en-us/library/b0084kay.aspx 102// http://www.agner.org/optimize/calling_conventions.pdf 103// or with gcc, run: "echo | gcc -E -dM -" 104#if defined(_M_X64) || defined(__x86_64__) 105#define ARCH_CPU_X86_FAMILY 1 106#define ARCH_CPU_X86_64 1 107#define ARCH_CPU_64_BITS 1 108#elif defined(_M_IX86) || defined(__i386__) 109#define ARCH_CPU_X86_FAMILY 1 110#define ARCH_CPU_X86 1 111#define ARCH_CPU_32_BITS 1 112#elif defined(__ARMEL__) 113#define ARCH_CPU_ARM_FAMILY 1 114#define ARCH_CPU_ARMEL 1 115#define ARCH_CPU_32_BITS 1 116#define WCHAR_T_IS_UNSIGNED 1 117#else 118#error Please add support for your architecture in build/build_config.h 119#endif 120 121// Type detection for wchar_t. 122#if defined(OS_WIN) 123#define WCHAR_T_IS_UTF16 124#elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ 125 defined(__WCHAR_MAX__) && \ 126 (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff) 127#define WCHAR_T_IS_UTF32 128#elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ 129 defined(__WCHAR_MAX__) && \ 130 (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff) 131// On Posix, we'll detect short wchar_t, but projects aren't guaranteed to 132// compile in this mode (in particular, Chrome doesn't). This is intended for 133// other projects using base who manage their own dependencies and make sure 134// short wchar works for them. 135#define WCHAR_T_IS_UTF16 136#else 137#error Please add support for your compiler in build/build_config.h 138#endif 139 140#endif // BUILD_BUILD_CONFIG_H_ 141