0f678bd69e
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@188192 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.9 KiB
C++
69 lines
2.9 KiB
C++
//===------------------------ iostream.cpp --------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "__std_stream"
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#include "string"
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#include "new"
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_LIBCPP_BEGIN_NAMESPACE_STD
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static mbstate_t state_types[6] = {};
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_ALIGNAS_TYPE (__stdinbuf<char> ) static char __cin [sizeof(__stdinbuf <char>)];
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_ALIGNAS_TYPE (__stdoutbuf<char>) static char __cout[sizeof(__stdoutbuf<char>)];
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_ALIGNAS_TYPE (__stdoutbuf<char>) static char __cerr[sizeof(__stdoutbuf<char>)];
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_ALIGNAS_TYPE (__stdinbuf<wchar_t> ) static char __wcin [sizeof(__stdinbuf <wchar_t>)];
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_ALIGNAS_TYPE (__stdoutbuf<wchar_t>) static char __wcout[sizeof(__stdoutbuf<wchar_t>)];
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_ALIGNAS_TYPE (__stdoutbuf<wchar_t>) static char __wcerr[sizeof(__stdoutbuf<wchar_t>)];
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_ALIGNAS_TYPE (istream) _LIBCPP_FUNC_VIS char cin [sizeof(istream)];
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_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char cout[sizeof(ostream)];
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_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char cerr[sizeof(ostream)];
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_ALIGNAS_TYPE (ostream) _LIBCPP_FUNC_VIS char clog[sizeof(ostream)];
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_ALIGNAS_TYPE (wistream) _LIBCPP_FUNC_VIS char wcin [sizeof(wistream)];
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_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wcout[sizeof(wostream)];
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_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wcerr[sizeof(wostream)];
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_ALIGNAS_TYPE (wostream) _LIBCPP_FUNC_VIS char wclog[sizeof(wostream)];
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ios_base::Init __start_std_streams;
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ios_base::Init::Init()
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{
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istream* cin_ptr = ::new(cin) istream(::new(__cin) __stdinbuf <char>(stdin, state_types+0) );
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ostream* cout_ptr = ::new(cout) ostream(::new(__cout) __stdoutbuf<char>(stdout, state_types+1));
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ostream* cerr_ptr = ::new(cerr) ostream(::new(__cerr) __stdoutbuf<char>(stderr, state_types+2));
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::new(clog) ostream(cerr_ptr->rdbuf());
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cin_ptr->tie(cout_ptr);
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_VSTD::unitbuf(*cerr_ptr);
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cerr_ptr->tie(cout_ptr);
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wistream* wcin_ptr = ::new(wcin) wistream(::new(__wcin) __stdinbuf <wchar_t>(stdin, state_types+3) );
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wostream* wcout_ptr = ::new(wcout) wostream(::new(__wcout) __stdoutbuf<wchar_t>(stdout, state_types+4));
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wostream* wcerr_ptr = ::new(wcerr) wostream(::new(__wcerr) __stdoutbuf<wchar_t>(stderr, state_types+5));
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::new(wclog) wostream(wcerr_ptr->rdbuf());
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wcin_ptr->tie(wcout_ptr);
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_VSTD::unitbuf(*wcerr_ptr);
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wcerr_ptr->tie(wcout_ptr);
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}
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ios_base::Init::~Init()
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{
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ostream* cout_ptr = reinterpret_cast<ostream*>(cout);
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ostream* clog_ptr = reinterpret_cast<ostream*>(clog);
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cout_ptr->flush();
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clog_ptr->flush();
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wostream* wcout_ptr = reinterpret_cast<wostream*>(wcout);
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wostream* wclog_ptr = reinterpret_cast<wostream*>(wclog);
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wcout_ptr->flush();
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wclog_ptr->flush();
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}
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_LIBCPP_END_NAMESPACE_STD
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