Mercurial > octave
view libinterp/corefcn/oct-stdstrm.h @ 29654:d13d090cb03a stable
use std::size_t and std::ptrdiff_t in C++ code (bug #60471)
Files affected: make_int.cc, file-editor-tab.cc, octave-qscintilla.cc,
Cell.cc, Cell.h, call-stack.cc, call-stack.h, cellfun.cc, data.cc,
debug.cc, dlmread.cc, error.cc, event-queue.h, fcn-info.cc,
fcn-info.h, file-io.cc, ft-text-renderer.cc, gl2ps-print.cc,
graphics.cc, graphics.in.h, help.cc, hex2num.cc, input.cc,
latex-text-renderer.cc, load-path.cc, load-save.cc, load-save.h,
ls-hdf5.cc, ls-mat-ascii.cc, ls-mat5.cc, ls-oct-text.cc, mex.cc,
mexproto.h, mxarray.h, oct-map.cc, oct-stream.cc, oct-stream.h,
pager.cc, pager.h, pr-output.cc, regexp.cc, settings.h,
stack-frame.cc, stack-frame.h, strfns.cc, syminfo.cc, symrec.h,
symscope.cc, symscope.h, symtab.cc, sysdep.cc, toplev.cc, utils.cc,
utils.h, variables.cc, __fltk_uigetfile__.cc, __init_fltk__.cc,
audioread.cc, gzip.cc, cdef-class.cc, cdef-manager.cc, cdef-method.cc,
cdef-object.cc, cdef-object.h, ov-base-diag.cc, ov-base-diag.h,
ov-base-mat.cc, ov-base-mat.h, ov-base-scalar.cc, ov-base-scalar.h,
ov-base-sparse.h, ov-base.cc, ov-base.h, ov-cell.cc, ov-cell.h,
ov-ch-mat.cc, ov-class.cc, ov-class.h, ov-classdef.cc,
ov-fcn-handle.cc, ov-java.cc, ov-lazy-idx.h, ov-perm.cc, ov-perm.h,
ov-range.h, ov-str-mat.cc, ov-struct.cc, ov-struct.h, ov-usr-fcn.cc,
ov-usr-fcn.h, ov.cc, ov.h, ovl.cc, octave.cc, bp-table.cc, jit-ir.cc,
jit-ir.h, jit-typeinfo.cc, jit-typeinfo.h, jit-util.h, lex.h, lex.ll,
oct-lvalue.cc, oct-parse.yy, parse.h, profiler.h, pt-eval.cc,
pt-eval.h, pt-jit.cc, pt-jit.h, pt-pr-code.cc, pt-tm-const.cc,
pt-tm-const.h, Array.h, CMatrix.cc, DiagArray2.h, PermMatrix.h,
Sparse.h, dMatrix.cc, fCMatrix.cc, fMatrix.cc, bsxfun-defs.cc,
oct-fftw.cc, oct-fftw.h, randpoisson.cc, sparse-chol.cc,
mx-inlines.cc, file-ops.cc, lo-sysdep.cc, oct-env.cc, oct-time.cc,
action-container.cc, action-container.h, base-list.h, caseless-str.h,
cmd-edit.cc, cmd-hist.cc, data-conv.cc, data-conv.h, f77-fcn.h,
file-info.cc, file-info.h, kpse.cc, kpse.h, lo-cutils.h, lo-hash.h,
lo-regexp.cc, oct-base64.cc, oct-base64.h, oct-binmap.h, oct-glob.cc,
oct-shlib.cc, oct-shlib.h, oct-sort.cc, oct-sparse.h, oct-string.cc,
quit.cc, unwind-prot.h, url-transfer.cc, main.in.cc, mkoctfile.in.cc,
and shared-fcns.h.
(grafted from aef11bb4e6d1f303ad9de5688fcb7244ef48867e)
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Wed, 28 Apr 2021 22:57:42 -0400 |
parents | 0a5b15007766 |
children | 3988112c7116 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2021 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // 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 // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_oct_stdstrm_h) #define octave_oct_stdstrm_h 1 #include "octave-config.h" #include <iomanip> #include "oct-stream.h" #include "c-file-ptr-stream.h" template <typename BUF_T, typename STREAM_T, typename FILE_T> class octave_tstdiostream : public octave::base_stream { public: octave_tstdiostream (const std::string& n, FILE_T f = 0, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", typename BUF_T::close_fcn cf = BUF_T::file_close) : octave::base_stream (m, ff, encoding), m_name (n), m_mode (m), m_stream (f ? new STREAM_T (f, cf) : nullptr), fnum (fid) { } // No copying! octave_tstdiostream (const octave_tstdiostream&) = delete; octave_tstdiostream& operator = (const octave_tstdiostream&) = delete; // Position a stream at OFFSET relative to ORIGIN. int seek (off_t offset, int origin) { return m_stream ? m_stream->seek (offset, origin) : -1; } // Return current stream position. off_t tell (void) { return m_stream ? m_stream->tell () : -1; } // Return nonzero if EOF has been reached on this stream. bool eof (void) const { return m_stream ? m_stream->eof () : true; } // The name of the file. std::string name (void) const { return m_name; } std::istream * input_stream (void) { return (m_mode & std::ios::in) ? m_stream : nullptr; } std::ostream * output_stream (void) { return (m_mode & std::ios::out) ? m_stream : nullptr; } // FIXME: should not have to cast away const here. BUF_T * rdbuf (void) const { return m_stream ? (const_cast<STREAM_T *> (m_stream))->rdbuf () : nullptr; } int file_number (void) const { return fnum; } bool bad (void) const { return m_stream ? m_stream->bad () : true; } void clear (void) { if (m_stream) m_stream->clear (); } void do_close (void) { if (m_stream) m_stream->stream_close (); } protected: std::string m_name; std::ios::openmode m_mode; STREAM_T *m_stream; // The file number associated with this file. int fnum; ~octave_tstdiostream (void) { delete m_stream; } }; class octave_stdiostream : public octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> { public: octave_stdiostream (const std::string& n, FILE *f = nullptr, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) : octave_tstdiostream<c_file_ptr_buf, io_c_file_ptr_stream, FILE *> (n, f, f ? fileno (f) : -1, m, ff, encoding, cf) { } static octave::stream create (const std::string& n, FILE *f = nullptr, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_file_ptr_buf::close_fcn cf = c_file_ptr_buf::file_close) { return octave::stream (new octave_stdiostream (n, f, m, ff, encoding, cf)); } // No copying! octave_stdiostream (const octave_stdiostream&) = delete; octave_stdiostream& operator = (const octave_stdiostream&) = delete; protected: ~octave_stdiostream (void) = default; }; #if defined (HAVE_ZLIB) class octave_zstdiostream : public octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> { public: octave_zstdiostream (const std::string& n, gzFile f = nullptr, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_zfile_ptr_buf::close_fcn cf = c_zfile_ptr_buf::file_close) : octave_tstdiostream<c_zfile_ptr_buf, io_c_zfile_ptr_stream, gzFile> (n, f, fid, m, ff, encoding, cf) { } static octave::stream create (const std::string& n, gzFile f = nullptr, int fid = 0, std::ios::openmode m = std::ios::in | std::ios::out, octave::mach_info::float_format ff = octave::mach_info::native_float_format (), const std::string& encoding = "utf-8", c_zfile_ptr_buf::close_fcn cf = c_zfile_ptr_buf::file_close) { return octave::stream (new octave_zstdiostream (n, f, fid, m, ff, encoding, cf)); } // No copying! octave_zstdiostream (const octave_zstdiostream&) = delete; octave_zstdiostream& operator = (const octave_zstdiostream&) = delete; protected: ~octave_zstdiostream (void) = default; }; #endif #endif