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d8dea963fa
6d5547a Set version to 1.0.0-b34 6fab138 Fix and tidy up CMake build scripts: ccefa54 Set version to 1.0.0-b33 32afe41 Set internal state correctly when writing frames: fe3e20b Add write_frames unit test 578dcd0 Add decorator unit test aaa3733 Use fwrite return value in file_body df66165 Require Visual Studio 2015 Update 3 or later b8e5a21 Set version to 1.0.0-b32 ffb1758 Update CMake scripts for finding packages: b893749 Remove http Writer suspend and resume feature (API Change): 27864fb Add io_service completion invariants tests eba05a7 Set version to 1.0.0-b31 484bcef Fix badge markdown in README.md 5663bea Add missing dynabuf_readstream member 0d7a551 Tidy up build settings 0fd4030 Move the handler, don't copy it git-subtree-dir: src/beast git-subtree-split: 6d5547a32c50ec95832c4779311502555ab0ee1f
133 lines
2.5 KiB
C++
133 lines
2.5 KiB
C++
//
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// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BEAST_UNIT_TEST_DSTREAM_HPP
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#define BEAST_UNIT_TEST_DSTREAM_HPP
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#include <ios>
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#include <memory>
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#include <ostream>
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#include <streambuf>
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#include <string>
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#ifdef _MSC_VER
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# ifndef NOMINMAX
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# define NOMINMAX 1
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# endif
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# ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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# endif
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# include <windows.h>
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# undef WIN32_LEAN_AND_MEAN
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# undef NOMINMAX
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#endif
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namespace beast {
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namespace unit_test {
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#ifdef _MSC_VER
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namespace detail {
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template<class CharT, class Traits, class Allocator>
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class dstream_buf
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: public std::basic_stringbuf<CharT, Traits, Allocator>
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{
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using ostream = std::basic_ostream<CharT, Traits>;
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bool dbg_;
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ostream& os_;
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template<class T>
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void write(T const*) = delete;
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void write(char const* s)
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{
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if(dbg_)
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OutputDebugStringA(s);
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os_ << s;
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}
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void write(wchar_t const* s)
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{
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if(dbg_)
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OutputDebugStringW(s);
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os_ << s;
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}
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public:
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explicit
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dstream_buf(ostream& os)
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: os_(os)
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, dbg_(IsDebuggerPresent() != FALSE)
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{
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}
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~dstream_buf()
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{
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sync();
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}
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int
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sync() override
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{
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write(this->str().c_str());
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this->str("");
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return 0;
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}
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};
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} // detail
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/** std::ostream with Visual Studio IDE redirection.
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Instances of this stream wrap a specified `std::ostream`
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(such as `std::cout` or `std::cerr`). If the IDE debugger
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is attached when the stream is created, output will be
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additionally copied to the Visual Studio Output window.
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*/
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template<
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class CharT,
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class Traits = std::char_traits<CharT>,
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class Allocator = std::allocator<CharT>
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>
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class basic_dstream
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: public std::basic_ostream<CharT, Traits>
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{
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detail::dstream_buf<
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CharT, Traits, Allocator> buf_;
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public:
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/** Construct a stream.
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@param os The output stream to wrap.
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*/
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explicit
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basic_dstream(std::ostream& os)
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: std::basic_ostream<CharT, Traits>(&buf_)
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, buf_(os)
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{
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if(os.flags() & std::ios::unitbuf)
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std::unitbuf(*this);
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}
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};
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using dstream = basic_dstream<char>;
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using dwstream = basic_dstream<wchar_t>;
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#else
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using dstream = std::ostream&;
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using dwstream = std::wostream&;
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#endif
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} // unit_test
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} // beast
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#endif
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