Mercurial > octave
view libinterp/octave-value/ov-legacy-range.h @ 33237:5565b3e6eb60 bytecode-interpreter
maint: Merge default to bytecode-interpreter.
author | Markus Mützel <markus.muetzel@gmx.de> |
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date | Fri, 22 Mar 2024 19:45:02 +0100 |
parents | 4b601ca024d5 |
children | eb8a24370c2b |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2024 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_ov_legacy_range_h) #define octave_ov_legacy_range_h 1 #include "octave-config.h" #include <cstdlib> #include <iosfwd> #include <memory> #include <string> #include "lo-mappers.h" #include "lo-utils.h" #include "mx-base.h" #include "error.h" #include "oct-stream.h" #include "ov-base.h" #include "ov-re-mat.h" #include "ov-typeinfo.h" class Range; class octave_value_list; // Legacy Range values. // Provide enough of the old octave_range class to allow Range objects // to be loaded from files. After loading, they are converted to some // other type by a call to octave_value::maybe_mutate in // load_save_system::load_vars so there should no longer be any values // of this type used by the interpreter. The action of maybe_mutate is // performed by octave_legacy_range::try_narrowing_conversion. class octave_legacy_range : public octave_base_value { public: octave_legacy_range (); octave_legacy_range (const Range& r); octave_legacy_range (const octave_legacy_range& r); // No assignment. octave_legacy_range& operator = (const octave_legacy_range&) = delete; ~octave_legacy_range () = default; octave_base_value * clone () const { return new octave_legacy_range (*this); } // A range is really just a special kind of real matrix object. In // the places where we need to call empty_clone, it makes more sense // to create an empty matrix (0x0) instead of an empty range (1x0). octave_base_value * empty_clone () const { return new octave_matrix (); } type_conv_info numeric_conversion_function () const; octave_base_value * try_narrowing_conversion (); bool is_defined () const { return true; } bool is_legacy_object () const { return true; } bool is_constant () const { return true; } bool load_ascii (std::istream& is); bool load_binary (std::istream& is, bool swap, octave::mach_info::float_format fmt); bool load_hdf5 (octave_hdf5_id loc_id, const char *name); private: std::unique_ptr<Range> m_range; DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA }; #endif