Mercurial > octave
view libinterp/interp-core/oct-iostrm.cc @ 16011:8122286c69a9
initial large file support for 32-bit systems
* bootstrap.conf (gnulib_modules): Explicitly list largefile.
* c-file-ptr-stream.cc, c-file-ptr-stream.h, oct-fstrm.cc,
oct-fstrm.h, oct-iostrm.cc, oct-iostrm.h, oct-stdstrm.h,
oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h,
file-io.cc: Use off_t instead of long for seek and tell file position
values.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 07 Feb 2013 11:58:46 -0500 |
parents | 2fc554ffbc28 |
children |
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/* Copyright (C) 1996-2012 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 "error.h" #include "oct-iostrm.h" // Position a stream at OFFSET relative to ORIGIN. int octave_base_iostream::seek (off_t, int) { invalid_operation (); return -1; } // Return current stream position. off_t octave_base_iostream::tell (void) { invalid_operation (); return -1; } // Return non-zero if EOF has been reached on this stream. bool octave_base_iostream::eof (void) const { invalid_operation (); return false; } void octave_base_iostream::invalid_operation (void) const { ::error ("%s: invalid operation", stream_type ()); } // Return non-zero if EOF has been reached on this stream. bool octave_istream::eof (void) const { return is && is->eof (); } octave_stream octave_istream::create (std::istream *arg, const std::string& n) { return octave_stream (new octave_istream (arg, n)); } // Return non-zero if EOF has been reached on this stream. bool octave_ostream::eof (void) const { return os && os->eof (); } octave_stream octave_ostream::create (std::ostream *arg, const std::string& n) { return octave_stream (new octave_ostream (arg, n)); }