/* * Copyright (C) 2010 The Android Open Source Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ // Make sure <iostream> is not included directly or indirectly. You // can include <ostream> and/or <istream> just fine but <iostream> // contains forward declarations for cout, cerr... that will conflict // with the ones below. #include <ostream> #include <stdio_filebuf.h> namespace std { // Global instances of cout and cerr. Here we reserve the memory for // the stdio filebuf. The first time ios_base::Init::Init() is called, // placement new is used to initialize these areas with proper // instances of the streams. // // - cout and cerr are mandated by the standard. // - stdio_filebuf_cout and stdio_filebuf_cerr are our own stdio and // stderr streambuf implementation used to build the cout and cerr // ostreams. (see ios_base::Init::Init()) typedef char stdio_filebuf_mem[sizeof(android::stdio_filebuf)] __attribute__ ((aligned(__alignof__(android::stdio_filebuf)))); stdio_filebuf_mem stdio_filebuf_cout; stdio_filebuf_mem stdio_filebuf_cerr; typedef char ostream_mem[sizeof(ostream)] __attribute__ ((aligned(__alignof__(ostream)))); ostream_mem cout; ostream_mem cerr; } // namespace std