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