43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
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/* Copyright 2016 The Chromium OS 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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*/
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#ifndef __CROS_EC_STDDEF_H__
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#define __CROS_EC_STDDEF_H__
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#ifndef __SIZE_TYPE__
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#define __SIZE_TYPE__ unsigned long
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#endif
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typedef __SIZE_TYPE__ size_t;
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/* There is a GCC macro for a size_t type, but not for a ssize_t type.
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* The following construct convinces GCC to make __SIZE_TYPE__ signed.
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*/
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#define unsigned signed
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typedef __SIZE_TYPE__ ssize_t;
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#undef unsigned
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#ifndef NULL
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#define NULL ((void *)0)
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#endif
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#ifndef __WCHAR_TYPE__
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#define __WCHAR_TYPE__ int
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#endif
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#ifndef __cplusplus
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typedef __WCHAR_TYPE__ wchar_t;
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#endif
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/* This macro definition is duplicated in compile_time_macros.h. It still needs
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* to be defined here to support code that expects offsetof to be defined in the
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* standard location (this file). Both definitions are guarded by a #ifndef
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* check for safety.
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*/
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#ifndef offsetof
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#define offsetof(TYPE, MEMBER) __builtin_offsetof (TYPE, MEMBER)
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#endif
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#endif /* __CROS_EC_STDDEF_H__ */
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