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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 #else | 64 #else |
63 #error Please add support for your platform in build/build_config.h | 65 #error Please add support for your platform in build/build_config.h |
64 #endif | 66 #endif |
65 | 67 |
66 #if defined(USE_OPENSSL_CERTS) && defined(USE_NSS_CERTS) | 68 #if defined(USE_OPENSSL_CERTS) && defined(USE_NSS_CERTS) |
67 #error Cannot use both OpenSSL and NSS for certificates | 69 #error Cannot use both OpenSSL and NSS for certificates |
68 #endif | 70 #endif |
69 | 71 |
70 // For access to standard BSD features, use OS_BSD instead of a | 72 // For access to standard BSD features, use OS_BSD instead of a |
71 // more specific macro. | 73 // more specific macro. |
72 #if defined(OS_FREEBSD) || defined(OS_NETBSD) || defined(OS_OPENBSD) | 74 #if defined(OS_FREEBSD) || defined(OS_NETBSD) || defined(OS_OPENBSD) |
73 #define OS_BSD 1 | 75 #define OS_BSD 1 |
74 #endif | 76 #endif |
75 | 77 |
76 // For access to standard POSIXish features, use OS_POSIX instead of a | 78 // For access to standard POSIXish features, use OS_POSIX instead of a |
77 // more specific macro. | 79 // more specific macro. |
78 #if defined(OS_MACOSX) || defined(OS_LINUX) || defined(OS_FREEBSD) || \ | 80 #if defined(OS_MACOSX) || defined(OS_LINUX) || defined(OS_FREEBSD) || \ |
79 defined(OS_NETBSD) || defined(OS_OPENBSD) || defined(OS_SOLARIS) || \ | 81 defined(OS_NETBSD) || defined(OS_OPENBSD) || defined(OS_SOLARIS) || \ |
scottmg
2017/03/29 22:53:17
We wanted to be really sure about BSD, Solaris, an
| |
80 defined(OS_ANDROID) || defined(OS_OPENBSD) || defined(OS_SOLARIS) || \ | 82 defined(OS_ANDROID) || defined(OS_NACL) || defined(OS_QNX) || \ |
81 defined(OS_ANDROID) || defined(OS_NACL) || defined(OS_QNX) | 83 defined(OS_FUCHSIA) |
82 #define OS_POSIX 1 | 84 #define OS_POSIX 1 |
83 #endif | 85 #endif |
84 | 86 |
85 // Use tcmalloc | 87 // Use tcmalloc |
86 #if (defined(OS_WIN) || defined(OS_LINUX) || defined(OS_ANDROID)) && \ | 88 #if (defined(OS_WIN) || defined(OS_LINUX) || defined(OS_ANDROID)) && \ |
87 !defined(NO_TCMALLOC) | 89 !defined(NO_TCMALLOC) |
88 #define USE_TCMALLOC 1 | 90 #define USE_TCMALLOC 1 |
89 #endif | 91 #endif |
90 | 92 |
91 // Compiler detection. | 93 // Compiler detection. |
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161 #define ARCH_CPU_32_BITS 1 | 163 #define ARCH_CPU_32_BITS 1 |
162 #define ARCH_CPU_LITTLE_ENDIAN 1 | 164 #define ARCH_CPU_LITTLE_ENDIAN 1 |
163 #endif | 165 #endif |
164 #else | 166 #else |
165 #error Please add support for your architecture in build/build_config.h | 167 #error Please add support for your architecture in build/build_config.h |
166 #endif | 168 #endif |
167 | 169 |
168 // Type detection for wchar_t. | 170 // Type detection for wchar_t. |
169 #if defined(OS_WIN) | 171 #if defined(OS_WIN) |
170 #define WCHAR_T_IS_UTF16 | 172 #define WCHAR_T_IS_UTF16 |
171 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ | 173 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && defined(__WCHAR_MAX__) && \ |
172 defined(__WCHAR_MAX__) && \ | |
173 (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff) | 174 (__WCHAR_MAX__ == 0x7fffffff || __WCHAR_MAX__ == 0xffffffff) |
174 #define WCHAR_T_IS_UTF32 | 175 #define WCHAR_T_IS_UTF32 |
175 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && \ | 176 #elif defined(OS_POSIX) && defined(COMPILER_GCC) && defined(__WCHAR_MAX__) && \ |
176 defined(__WCHAR_MAX__) && \ | |
177 (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff) | 177 (__WCHAR_MAX__ == 0x7fff || __WCHAR_MAX__ == 0xffff) |
178 // On Posix, we'll detect short wchar_t, but projects aren't guaranteed to | 178 // On Posix, we'll detect short wchar_t, but projects aren't guaranteed to |
179 // compile in this mode (in particular, Chrome doesn't). This is intended for | 179 // compile in this mode (in particular, Chrome doesn't). This is intended for |
180 // other projects using base who manage their own dependencies and make sure | 180 // other projects using base who manage their own dependencies and make sure |
181 // short wchar works for them. | 181 // short wchar works for them. |
182 #define WCHAR_T_IS_UTF16 | 182 #define WCHAR_T_IS_UTF16 |
183 #else | 183 #else |
184 #error Please add support for your compiler in build/build_config.h | 184 #error Please add support for your compiler in build/build_config.h |
185 #endif | 185 #endif |
186 | 186 |
187 #if defined(OS_ANDROID) | 187 #if defined(OS_ANDROID) |
188 // The compiler thinks std::string::const_iterator and "const char*" are | 188 // The compiler thinks std::string::const_iterator and "const char*" are |
189 // equivalent types. | 189 // equivalent types. |
190 #define STD_STRING_ITERATOR_IS_CHAR_POINTER | 190 #define STD_STRING_ITERATOR_IS_CHAR_POINTER |
191 // The compiler thinks base::string16::const_iterator and "char16*" are | 191 // The compiler thinks base::string16::const_iterator and "char16*" are |
192 // equivalent types. | 192 // equivalent types. |
193 #define BASE_STRING16_ITERATOR_IS_CHAR16_POINTER | 193 #define BASE_STRING16_ITERATOR_IS_CHAR16_POINTER |
194 #endif | 194 #endif |
195 | 195 |
196 #endif // BUILD_BUILD_CONFIG_H_ | 196 #endif // BUILD_BUILD_CONFIG_H_ |
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