| // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef BASE_PORT_H_ |
| #define BASE_PORT_H_ |
| |
| #include <stdarg.h> |
| #include "build/build_config.h" |
| |
| // DEPRECATED: Use ...LL and ...ULL suffixes. |
| // TODO(viettrungluu): Delete these. These are only here until |GG_(U)INT64_C| |
| // are deleted (some other header files (re)define |GG_(U)INT64_C|, so our |
| // definitions of them must exactly match theirs). |
| #ifdef COMPILER_MSVC |
| #define GG_LONGLONG(x) x##I64 |
| #define GG_ULONGLONG(x) x##UI64 |
| #else |
| #define GG_LONGLONG(x) x##LL |
| #define GG_ULONGLONG(x) x##ULL |
| #endif |
| |
| // DEPRECATED: In Chromium, we force-define __STDC_CONSTANT_MACROS, so you can |
| // just use the regular (U)INTn_C macros from <stdint.h>. |
| // TODO(viettrungluu): Remove the remaining GG_(U)INTn_C macros. |
| #define GG_INT64_C(x) GG_LONGLONG(x) |
| #define GG_UINT64_C(x) GG_ULONGLONG(x) |
| |
| // It's possible for functions that use a va_list, such as StringPrintf, to |
| // invalidate the data in it upon use. The fix is to make a copy of the |
| // structure before using it and use that copy instead. va_copy is provided |
| // for this purpose. MSVC does not provide va_copy, so define an |
| // implementation here. It is not guaranteed that assignment is a copy, so the |
| // StringUtil.VariableArgsFunc unit test tests this capability. |
| #if defined(COMPILER_GCC) |
| #define GG_VA_COPY(a, b) (va_copy(a, b)) |
| #elif defined(COMPILER_MSVC) |
| #define GG_VA_COPY(a, b) (a = b) |
| #endif |
| |
| // Define an OS-neutral wrapper for shared library entry points |
| #if defined(OS_WIN) |
| #define API_CALL __stdcall |
| #else |
| #define API_CALL |
| #endif |
| |
| #endif // BASE_PORT_H_ |