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https://github.com/jart/cosmopolitan.git
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76 lines
2 KiB
C++
76 lines
2 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___IOS_FPOS_H
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#define _LIBCPP___IOS_FPOS_H
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#include <__config>
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#include <__fwd/ios.h>
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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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template <class _StateT>
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class _LIBCPP_TEMPLATE_VIS fpos {
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private:
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_StateT __st_;
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streamoff __off_;
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public:
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_LIBCPP_HIDE_FROM_ABI fpos(streamoff __off = streamoff()) : __st_(), __off_(__off) {}
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_LIBCPP_HIDE_FROM_ABI operator streamoff() const { return __off_; }
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_LIBCPP_HIDE_FROM_ABI _StateT state() const { return __st_; }
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_LIBCPP_HIDE_FROM_ABI void state(_StateT __st) { __st_ = __st; }
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_LIBCPP_HIDE_FROM_ABI fpos& operator+=(streamoff __off) {
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__off_ += __off;
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return *this;
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}
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_LIBCPP_HIDE_FROM_ABI fpos operator+(streamoff __off) const {
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fpos __t(*this);
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__t += __off;
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return __t;
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}
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_LIBCPP_HIDE_FROM_ABI fpos& operator-=(streamoff __off) {
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__off_ -= __off;
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return *this;
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}
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_LIBCPP_HIDE_FROM_ABI fpos operator-(streamoff __off) const {
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fpos __t(*this);
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__t -= __off;
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return __t;
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}
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};
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template <class _StateT>
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inline _LIBCPP_HIDE_FROM_ABI streamoff operator-(const fpos<_StateT>& __x, const fpos<_StateT>& __y) {
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return streamoff(__x) - streamoff(__y);
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}
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template <class _StateT>
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inline _LIBCPP_HIDE_FROM_ABI bool operator==(const fpos<_StateT>& __x, const fpos<_StateT>& __y) {
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return streamoff(__x) == streamoff(__y);
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}
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template <class _StateT>
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inline _LIBCPP_HIDE_FROM_ABI bool operator!=(const fpos<_StateT>& __x, const fpos<_StateT>& __y) {
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return streamoff(__x) != streamoff(__y);
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}
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___IOS_FPOS_H
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