From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- ipc/chromium/src/base/port.h | 65 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 ipc/chromium/src/base/port.h (limited to 'ipc/chromium/src/base/port.h') diff --git a/ipc/chromium/src/base/port.h b/ipc/chromium/src/base/port.h new file mode 100644 index 0000000000..9d78f52cb6 --- /dev/null +++ b/ipc/chromium/src/base/port.h @@ -0,0 +1,65 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +// 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 +#include "build/build_config.h" + +#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 + +// Per C99 7.8.14, define __STDC_CONSTANT_MACROS before including +// to get the INTn_C and UINTn_C macros for integer constants. It's difficult +// to guarantee any specific ordering of header includes, so it's difficult to +// guarantee that the INTn_C macros can be defined by including at +// any specific point. Provide GG_INTn_C macros instead. + +#define GG_INT8_C(x) (x) +#define GG_INT16_C(x) (x) +#define GG_INT32_C(x) (x) +#define GG_INT64_C(x) GG_LONGLONG(x) + +#define GG_UINT8_C(x) (x##U) +#define GG_UINT16_C(x) (x##U) +#define GG_UINT32_C(x) (x##U) +#define GG_UINT64_C(x) GG_ULONGLONG(x) + +namespace base { + +// 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. + +// The C standard says that va_copy is a "macro", not a function. Trying to +// use va_list as ref args to a function, as above, breaks some machines. +#if defined(COMPILER_GCC) +# define base_va_copy(_a, _b) ::va_copy(_a, _b) +#elif defined(COMPILER_MSVC) +# define base_va_copy(_a, _b) (_a = _b) +#else +# error No va_copy for your compiler +#endif + +} // namespace base + +// Define an OS-neutral wrapper for shared library entry points +#if defined(OS_WIN) +# define API_CALL __stdcall +#elif defined(OS_LINUX) || defined(OS_MACOSX) +# define API_CALL +#endif + +#endif // BASE_PORT_H_ -- cgit v1.2.3