137 lines
4.1 KiB
C++
137 lines
4.1 KiB
C++
/*
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* The MIT License (MIT)
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*
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* Copyright © 2015-2016 Franklin "Snaipe" Mathieu <http://snai.pe/>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef CRITERION_INTERNAL_STREAM_HXX_
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# define CRITERION_INTERNAL_STREAM_HXX_
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# include <fstream>
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# include <cstdio>
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# include <memory>
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# include "stdio_filebuf.hxx"
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/* *INDENT-OFF* */
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namespace criterion { namespace internal {
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/* *INDENT-ON* */
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template <typename CharT, typename Super>
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class stream_mixin : public Super {
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public:
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stream_mixin(FILE* f)
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: Super()
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, fbuf(new stdio_sync_filebuf<CharT>(f))
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, file(f)
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{
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std::ios::rdbuf(&*fbuf);
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}
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# if __cplusplus > 199711L
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stream_mixin(const stream_mixin& other) = delete;
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stream_mixin& operator=(const stream_mixin& other) = delete;
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# endif
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stream_mixin(stream_mixin&& other) :
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fbuf(std::move(other.fbuf)),
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file(std::move(other.file))
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{}
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stream_mixin& operator=(stream_mixin&& other) {
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fbuf = std::move(other.fbuf);
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file = std::move(other.file);
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}
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void close(void) {
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Super::flush();
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Super::close();
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std::fclose(file);
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}
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private:
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std::shared_ptr<stdio_sync_filebuf<CharT>> fbuf;
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std::FILE* file;
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};
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template <typename CharT>
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class basic_ofstream : public stream_mixin<CharT, std::basic_ofstream<CharT>> {
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typedef stream_mixin<CharT, std::basic_ofstream<CharT>> super;
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public:
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basic_ofstream(FILE* f)
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: super(f)
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{}
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basic_ofstream(basic_ofstream&& other)
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: super(std::move(other))
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{}
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};
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template <typename CharT>
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class basic_ifstream : public stream_mixin<CharT, std::basic_ifstream<CharT>> {
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typedef stream_mixin<CharT, std::basic_ifstream<CharT>> super;
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public:
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basic_ifstream(FILE* f)
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: super(f)
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{}
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basic_ifstream(basic_ifstream&& other)
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: super(std::move(other))
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{}
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};
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template <typename CharT>
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class basic_fstream : public stream_mixin<CharT, std::basic_fstream<CharT>> {
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typedef stream_mixin<CharT, std::basic_fstream<CharT>> super;
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public:
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basic_fstream(FILE* f)
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: super(f)
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{}
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basic_fstream(basic_fstream&& other)
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: super(std::move(other))
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{}
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};
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struct get_redirected_out_stream_ {
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static inline basic_ofstream<char>& call(std::FILE* f) {
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static std::unique_ptr<basic_ofstream<char>> stream;
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if (!stream)
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stream.reset(new basic_ofstream<char>(f));
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return *stream;
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}
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};
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struct get_redirected_in_stream_ {
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static inline basic_ifstream<char>& call(std::FILE* f) {
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static std::unique_ptr<basic_ifstream<char>> stream;
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if (!stream)
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stream.reset(new basic_ifstream<char>(f));
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return *stream;
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}
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};
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/* *INDENT-OFF* */
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}}
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/* *INDENT-ON* */
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#endif /* !CRITERION_INTERNAL_STREAM_HXX_ */
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