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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file adds defines about the platform we're currently building on. | 5 // This file adds defines about the platform we're currently building on. |
6 // Operating System: | 6 // Operating System: |
7 // OS_WIN / OS_MACOSX / OS_LINUX / OS_POSIX (MACOSX or LINUX) / | 7 // OS_WIN / OS_MACOSX / OS_LINUX / OS_POSIX (MACOSX or LINUX) / |
8 // OS_NACL (NACL_SFI or NACL_NONSFI) / OS_NACL_SFI / OS_NACL_NONSFI | 8 // OS_NACL (NACL_SFI or NACL_NONSFI) / OS_NACL_SFI / OS_NACL_NONSFI |
9 // OS_CHROMEOS is set by the build system | 9 // OS_CHROMEOS is set by the build system |
10 // Compiler: | 10 // Compiler: |
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42 #elif defined(__linux__) | 42 #elif defined(__linux__) |
43 #define OS_LINUX 1 | 43 #define OS_LINUX 1 |
44 // include a system header to pull in features.h for glibc/uclibc macros. | 44 // include a system header to pull in features.h for glibc/uclibc macros. |
45 #include <unistd.h> | 45 #include <unistd.h> |
46 #if defined(__GLIBC__) && !defined(__UCLIBC__) | 46 #if defined(__GLIBC__) && !defined(__UCLIBC__) |
47 // we really are using glibc, not uClibc pretending to be glibc | 47 // we really are using glibc, not uClibc pretending to be glibc |
48 #define LIBC_GLIBC 1 | 48 #define LIBC_GLIBC 1 |
49 #endif | 49 #endif |
50 #elif defined(_WIN32) | 50 #elif defined(_WIN32) |
51 #define OS_WIN 1 | 51 #define OS_WIN 1 |
| 52 #elif defined(__Fuchsia__) |
| 53 #define OS_FUCHSIA 1 |
52 #elif defined(__FreeBSD__) | 54 #elif defined(__FreeBSD__) |
53 #define OS_FREEBSD 1 | 55 #define OS_FREEBSD 1 |
54 #elif defined(__NetBSD__) | 56 #elif defined(__NetBSD__) |
55 #define OS_NETBSD 1 | 57 #define OS_NETBSD 1 |
56 #elif defined(__OpenBSD__) | 58 #elif defined(__OpenBSD__) |
57 #define OS_OPENBSD 1 | 59 #define OS_OPENBSD 1 |
58 #elif defined(__sun) | 60 #elif defined(__sun) |
59 #define OS_SOLARIS 1 | 61 #define OS_SOLARIS 1 |
60 #elif defined(__QNXNTO__) | 62 #elif defined(__QNXNTO__) |
61 #define OS_QNX 1 | 63 #define OS_QNX 1 |
62 #elif defined(_AIX) | 64 #elif defined(_AIX) |
63 #define OS_AIX 1 | 65 #define OS_AIX 1 |
64 #else | 66 #else |
65 #error Please add support for your platform in build/build_config.h | 67 #error Please add support for your platform in build/build_config.h |
66 #endif | 68 #endif |
67 | 69 |
68 #if defined(USE_OPENSSL_CERTS) && defined(USE_NSS_CERTS) | 70 #if defined(USE_OPENSSL_CERTS) && defined(USE_NSS_CERTS) |
69 #error Cannot use both OpenSSL and NSS for certificates | 71 #error Cannot use both OpenSSL and NSS for certificates |
70 #endif | 72 #endif |
71 | 73 |
72 // For access to standard BSD features, use OS_BSD instead of a | 74 // For access to standard BSD features, use OS_BSD instead of a |
73 // more specific macro. | 75 // more specific macro. |
74 #if defined(OS_FREEBSD) || defined(OS_NETBSD) || defined(OS_OPENBSD) | 76 #if defined(OS_FREEBSD) || defined(OS_NETBSD) || defined(OS_OPENBSD) |
75 #define OS_BSD 1 | 77 #define OS_BSD 1 |
76 #endif | 78 #endif |
77 | 79 |
78 // For access to standard POSIXish features, use OS_POSIX instead of a | 80 // For access to standard POSIXish features, use OS_POSIX instead of a |
79 // more specific macro. | 81 // more specific macro. |
80 #if defined(OS_AIX) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \ | 82 #if defined(OS_AIX) || defined(OS_ANDROID) || defined(OS_FREEBSD) || \ |
81 defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_NACL) || \ | 83 defined(OS_FUCHSIA) || defined(OS_LINUX) || defined(OS_MACOSX) || \ |
82 defined(OS_NETBSD) || defined(OS_OPENBSD) || defined(OS_QNX) || \ | 84 defined(OS_NACL) || defined(OS_NETBSD) || defined(OS_OPENBSD) || \ |
83 defined(OS_SOLARIS) | 85 defined(OS_QNX) || defined(OS_SOLARIS) |
84 #define OS_POSIX 1 | 86 #define OS_POSIX 1 |
85 #endif | 87 #endif |
86 | 88 |
87 // Use tcmalloc | 89 // Use tcmalloc |
88 #if (defined(OS_WIN) || defined(OS_LINUX) || defined(OS_ANDROID)) && \ | 90 #if (defined(OS_WIN) || defined(OS_LINUX) || defined(OS_ANDROID)) && \ |
89 !defined(NO_TCMALLOC) | 91 !defined(NO_TCMALLOC) |
90 #define USE_TCMALLOC 1 | 92 #define USE_TCMALLOC 1 |
91 #endif | 93 #endif |
92 | 94 |
93 // Compiler detection. | 95 // Compiler detection. |
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158 #define ARCH_CPU_32_BITS 1 | 160 #define ARCH_CPU_32_BITS 1 |
159 #define ARCH_CPU_LITTLE_ENDIAN 1 | 161 #define ARCH_CPU_LITTLE_ENDIAN 1 |
160 #endif | 162 #endif |
161 #else | 163 #else |
162 #error Please add support for your architecture in build/build_config.h | 164 #error Please add support for your architecture in build/build_config.h |
163 #endif | 165 #endif |
164 | 166 |
165 // Type detection for wchar_t. | 167 // Type detection for wchar_t. |
166 #if defined(OS_WIN) | 168 #if defined(OS_WIN) |
167 #define WCHAR_T_IS_UTF16 | 169 #define WCHAR_T_IS_UTF16 |
168 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ | 170 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && defined(__WCHAR_MAX__) && \ |
169 defined(__WCHAR_MAX__) && \ | |
170 (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff) | 171 (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff) |
171 #define WCHAR_T_IS_UTF32 | 172 #define WCHAR_T_IS_UTF32 |
172 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ | 173 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && defined(__WCHAR_MAX__) && \ |
173 defined(__WCHAR_MAX__) && \ | |
174 (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff) | 174 (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff) |
175 // On Posix, we'll detect short wchar_t, but projects aren't guaranteed to | 175 // On Posix, we'll detect short wchar_t, but projects aren't guaranteed to |
176 // compile in this mode (in particular, Chrome doesn't). This is intended for | 176 // compile in this mode (in particular, Chrome doesn't). This is intended for |
177 // other projects using base who manage their own dependencies and make sure | 177 // other projects using base who manage their own dependencies and make sure |
178 // short wchar works for them. | 178 // short wchar works for them. |
179 #define WCHAR_T_IS_UTF16 | 179 #define WCHAR_T_IS_UTF16 |
180 #else | 180 #else |
181 #error Please add support for your compiler in build/build_config.h | 181 #error Please add support for your compiler in build/build_config.h |
182 #endif | 182 #endif |
183 | 183 |
184 #if defined(OS_ANDROID) | 184 #if defined(OS_ANDROID) |
185 // The compiler thinks std::string::const_iterator and "const char*" are | 185 // The compiler thinks std::string::const_iterator and "const char*" are |
186 // equivalent types. | 186 // equivalent types. |
187 #define STD_STRING_ITERATOR_IS_CHAR_POINTER | 187 #define STD_STRING_ITERATOR_IS_CHAR_POINTER |
188 // The compiler thinks base::string16::const_iterator and "char16*" are | 188 // The compiler thinks base::string16::const_iterator and "char16*" are |
189 // equivalent types. | 189 // equivalent types. |
190 #define BASE_STRING16_ITERATOR_IS_CHAR16_POINTER | 190 #define BASE_STRING16_ITERATOR_IS_CHAR16_POINTER |
191 #endif | 191 #endif |
192 | 192 |
193 #endif // BUILD_BUILD_CONFIG_H_ | 193 #endif // BUILD_BUILD_CONFIG_H_ |
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