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107 lines
3.7 KiB
C++
107 lines
3.7 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_CHARCONV
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#define _LIBCPP_CHARCONV
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/*
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charconv synopsis
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namespace std {
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// floating-point format for primitive numerical conversion
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enum class chars_format {
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scientific = unspecified,
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fixed = unspecified,
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hex = unspecified,
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general = fixed | scientific
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};
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// 23.20.2, primitive numerical output conversion
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struct to_chars_result {
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char* ptr;
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errc ec;
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friend bool operator==(const to_chars_result&, const to_chars_result&) = default; // since C++20
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constexpr explicit operator bool() const noexcept { return ec == errc{}; } // since C++26
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};
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constexpr to_chars_result to_chars(char* first, char* last, see below value,
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int base = 10); // constexpr since C++23
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to_chars_result to_chars(char* first, char* last, bool value,
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int base = 10) = delete;
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to_chars_result to_chars(char* first, char* last, float value);
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to_chars_result to_chars(char* first, char* last, double value);
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to_chars_result to_chars(char* first, char* last, long double value);
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to_chars_result to_chars(char* first, char* last, float value,
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chars_format fmt);
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to_chars_result to_chars(char* first, char* last, double value,
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chars_format fmt);
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to_chars_result to_chars(char* first, char* last, long double value,
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chars_format fmt);
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to_chars_result to_chars(char* first, char* last, float value,
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chars_format fmt, int precision);
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to_chars_result to_chars(char* first, char* last, double value,
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chars_format fmt, int precision);
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to_chars_result to_chars(char* first, char* last, long double value,
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chars_format fmt, int precision);
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// 23.20.3, primitive numerical input conversion
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struct from_chars_result {
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const char* ptr;
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errc ec;
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friend bool operator==(const from_chars_result&, const from_chars_result&) = default; // since C++20
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constexpr explicit operator bool() const noexcept { return ec == errc{}; } // since C++26
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};
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constexpr from_chars_result from_chars(const char* first, const char* last,
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see below& value, int base = 10); // constexpr since C++23
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} // namespace std
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*/
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#include <__assert> // all public C++ headers provide the assertion handler
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#include <__charconv/chars_format.h>
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#include <__charconv/from_chars_integral.h>
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#include <__charconv/from_chars_result.h>
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#include <__charconv/tables.h>
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#include <__charconv/to_chars.h>
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#include <__charconv/to_chars_base_10.h>
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#include <__charconv/to_chars_floating_point.h>
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#include <__charconv/to_chars_integral.h>
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#include <__charconv/to_chars_result.h>
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#include <__charconv/traits.h>
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#include <__config>
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#include <__system_error/errc.h>
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#include <version>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_BEGIN_NAMESPACE_STD
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_LIBCPP_END_NAMESPACE_STD
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#if !defined(_LIBCPP_REMOVE_TRANSITIVE_INCLUDES) && _LIBCPP_STD_VER <= 20
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# include <cmath>
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# include <concepts>
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# include <cstdint>
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# include <cstdlib>
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# include <cstring>
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# include <iosfwd>
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# include <limits>
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# include <type_traits>
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#endif
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#endif // _LIBCPP_CHARCONV
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