/usr/include/cxxtools/posix/pipestream.h is in libcxxtools-dev 2.2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2007 Tommi Maekitalo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* As a special exception, you may use this file as part of a free
* software library without restriction. Specifically, if other files
* instantiate templates or use macros or inline functions from this
* file, or you compile this file and link it with other files to
* produce an executable, this file does not by itself cause the
* resulting executable to be covered by the GNU General Public
* License. This exception does not however invalidate any other
* reasons why the executable file might be covered by the GNU Library
* General Public License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef CXXTOOLS_POSIX_PIPESTREAM_H
#define CXXTOOLS_POSIX_PIPESTREAM_H
#include <iostream>
#include <cxxtools/posix/pipe.h>
namespace cxxtools
{
namespace posix
{
/** @brief Simple unix pipe iostream
This iostream works only on POSIX systems. A portable alternative is
to use an IOStream attached to the input or output end of a Pipe.
*/
class Pipestreambuf : public std::streambuf
{
std::streambuf::int_type overflow(std::streambuf::int_type ch);
std::streambuf::int_type underflow();
int sync();
posix::Pipe pipe;
unsigned bufsize;
char* ibuffer;
char* obuffer;
public:
explicit Pipestreambuf(unsigned bufsize = 8192);
~Pipestreambuf();
void closeReadFd() { sync(); pipe.closeReadFd(); }
void closeWriteFd() { sync(); pipe.closeWriteFd(); }
int getReadFd() const { return pipe.getReadFd(); }
int getWriteFd() const { return pipe.getWriteFd(); }
void redirectStdout(bool close = true) { pipe.redirectStdout(close); }
void redirectStdin(bool close = true) { pipe.redirectStdin(close); }
void redirectStderr(bool close = true) { pipe.redirectStderr(close); }
IODevice& out()
{ return pipe.out(); }
IODevice& in()
{ return pipe.in(); }
};
class Pipestream : public std::iostream
{
Pipestreambuf streambuf;
public:
explicit Pipestream(unsigned bufsize = 8192)
: std::iostream(0),
streambuf(bufsize)
{
init(&streambuf);
}
void closeReadFd() { streambuf.closeReadFd(); }
void closeWriteFd() { streambuf.closeWriteFd(); }
void close()
{
closeReadFd();
closeWriteFd();
}
int getReadFd() const { return streambuf.getReadFd(); }
int getWriteFd() const { return streambuf.getWriteFd(); }
void redirectStdout(bool close = true) { streambuf.redirectStdout(close); }
void redirectStdin(bool close = true) { streambuf.redirectStdin(close); }
void redirectStderr(bool close = true) { streambuf.redirectStderr(close); }
IODevice& out()
{ return streambuf.out(); }
IODevice& in()
{ return streambuf.in(); }
};
}
}
#endif // CXXTOOLS_POSIX_PIPESTREAM_H
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