view libinterp/corefcn/procstream.cc @ 20946:6eff66fb8a02

style fixes for comments * find-dialog.cc, find-dialog.h, display.cc, error.cc, gl-render.cc, graphics.cc, graphics.in.h, max.cc, oct-handle.h, oct-obj.h, oct-stream.cc, oct.h, pr-output.cc, profiler.cc, str2double.cc, symtab.cc, toplev.cc, toplev.h, xgl2ps.c, zfstream.cc, zfstream.h, __glpk__.cc, audiodevinfo.cc, colamd.cc, symbfact.cc, ov-classdef.cc, ov-classdef.h, ov-java.cc, op-int.h, pt-pr-code.cc, pt-walk.h: Use C++-style comments where possible.
author John W. Eaton <jwe@octave.org>
date Fri, 18 Dec 2015 22:39:36 -0500
parents 4197fc428c7d
children fcac5dbbf9ed
line wrap: on
line source

/*

Copyright (C) 1993-2015 John W. Eaton

This file is part of Octave.

Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.

Octave 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 General Public License
for more details.

You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <iostream>

#include "procstream.h"

procstreambase::procstreambase (const std::string& command, int mode)
{
  pb_init ();

  if (! pb.open (command.c_str (), mode))
    std::ios::setstate (std::ios::badbit);
}

procstreambase::procstreambase (const char *command, int mode)
{
  pb_init ();

  if (! pb.open (command, mode))
    std::ios::setstate (std::ios::badbit);
}

void
procstreambase::open (const char *command, int mode)
{
  clear ();

  if (! pb.open (command, mode))
    std::ios::setstate (std::ios::badbit);
}

int
procstreambase::close (void)
{
  int status = 0;

  if (is_open ())
    {
      if (! pb.close ())
        std::ios::setstate (std::ios::failbit);

      status = pb.wait_status ();
    }

  return status;
}