60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
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/*
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* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_FORMAT_MACROS_H_
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#define RTC_BASE_FORMAT_MACROS_H_
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// This file defines the format macros for some integer types and is derived
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// from Chromium's base/format_macros.h.
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// To print a 64-bit value in a portable way:
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// int64_t value;
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// printf("xyz:%" PRId64, value);
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// The "d" in the macro corresponds to %d; you can also use PRIu64 etc.
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//
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// To print a size_t value in a portable way:
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// size_t size;
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// printf("xyz: %" RTC_PRIuS, size);
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// The "u" in the macro corresponds to %u, and S is for "size".
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#if defined(WEBRTC_POSIX)
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#if (defined(_INTTYPES_H) || defined(_INTTYPES_H_)) && !defined(PRId64)
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#error "inttypes.h has already been included before this header file, but "
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#error "without __STDC_FORMAT_MACROS defined."
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#endif
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#if !defined(__STDC_FORMAT_MACROS)
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#define __STDC_FORMAT_MACROS
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#endif
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#include <inttypes.h>
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#include "rtc_base/system/arch.h"
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#define RTC_PRIuS "zu"
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#else // WEBRTC_WIN
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#include <inttypes.h>
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#if !defined(PRId64) || !defined(PRIu64) || !defined(PRIx64)
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#error "inttypes.h provided by win toolchain should define these."
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#endif
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// PRI*64 were added in MSVC 2013, while "%zu" is supported since MSVC 2015
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// (so needs to be special-cased to "%Iu" instead).
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#define RTC_PRIuS "Iu"
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#endif
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#endif // RTC_BASE_FORMAT_MACROS_H_
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