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annotate libinterp/octave-value/cdef-utils.cc @ 31605:e88a07dec498 stable

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maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
author Rik <rik@octave.org>
date Thu, 01 Dec 2022 14:23:45 -0800
parents 670a0d878af1
children aac27ad79be6
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 2012-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if defined (HAVE_CONFIG_H)
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27 # include "config.h"
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28 #endif
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29
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30 #include "cdef-class.h"
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31 #include "cdef-manager.h"
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32 #include "cdef-method.h"
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33 #include "cdef-package.h"
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34 #include "cdef-property.h"
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35 #include "cdef-utils.h"
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36 #include "interpreter-private.h"
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37 #include "ov-classdef.h"
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38 #include "ov-usr-fcn.h"
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39 #include "pt-eval.h"
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40
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41 OCTAVE_BEGIN_NAMESPACE(octave)
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42
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43 std::string
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44 get_base_name (const std::string& nm)
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45 {
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46 std::string::size_type pos = nm.find_last_of ('.');
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47
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48 if (pos != std::string::npos)
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49 return nm.substr (pos + 1);
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50
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51 return nm;
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52 }
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53
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54 void
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55 make_function_of_class (const std::string& class_name,
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56 const octave_value& fcn)
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57 {
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58 octave_function *of = fcn.function_value ();
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59
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60 of->stash_dispatch_class (class_name);
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61
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62 octave_user_function *uf = of->user_function_value (true);
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63
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64 if (uf)
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65 {
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66 if (get_base_name (class_name) == uf->name ())
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67 uf->mark_as_classdef_constructor ();
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68 else
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69 uf->mark_as_classdef_method ();
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70 }
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71 }
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72
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73 void
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74 make_function_of_class (const cdef_class& cls, const octave_value& fcn)
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75 {
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diff changeset
76 make_function_of_class (cls.get_name (), fcn);
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
77 }
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78
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79 cdef_class
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diff changeset
80 lookup_class (const std::string& name, bool error_if_not_found,
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81 bool load_if_not_found)
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diff changeset
82 {
31105
670a0d878af1 eliminate WHO arguments from interpreter-private functions
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parents: 30565
diff changeset
83 cdef_manager& cdm = __get_cdef_manager__ ();
26774
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84
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
85 return cdm.find_class (name, error_if_not_found, load_if_not_found);
568c2ab2782d move classdef classes inside octave namespace
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86 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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87
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
88 cdef_class
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89 lookup_class (const cdef_class& cls)
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90 {
568c2ab2782d move classdef classes inside octave namespace
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91 // FIXME: placeholder for the time being, the purpose
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92 // is to centralized any class update activity here.
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93
568c2ab2782d move classdef classes inside octave namespace
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94 return cls;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
95 }
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96
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97 cdef_class
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98 lookup_class (const octave_value& ov)
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99 {
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100 if (ov.is_string())
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101 return lookup_class (ov.string_value ());
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102 else
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103 {
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104 cdef_class cls (to_cdef (ov));
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105
568c2ab2782d move classdef classes inside octave namespace
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106 return lookup_class (cls);
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107 }
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108
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109 return cdef_class ();
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110 }
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111
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112 std::list<cdef_class>
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113 lookup_classes (const Cell& cls_list)
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114 {
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115 std::list<cdef_class> retval;
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116
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117 for (int i = 0; i < cls_list.numel (); i++)
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118 {
568c2ab2782d move classdef classes inside octave namespace
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119 cdef_class c = lookup_class (cls_list(i));
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120
568c2ab2782d move classdef classes inside octave namespace
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121 retval.push_back (c);
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122 }
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123
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124 return retval;
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125 }
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126
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127 octave_value
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128 to_ov (const cdef_object& obj)
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129 {
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130 if (obj.ok ())
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131 return octave_value (new octave_classdef (obj));
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132 else
568c2ab2782d move classdef classes inside octave namespace
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133 return octave_value (Matrix ());
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134 }
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135
26774
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136 octave_value
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
137 to_ov (const octave_value& ov)
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138 {
568c2ab2782d move classdef classes inside octave namespace
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139 return ov;
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140 }
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141
26774
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142 cdef_object
568c2ab2782d move classdef classes inside octave namespace
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143 to_cdef (const octave_value& val)
568c2ab2782d move classdef classes inside octave namespace
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144 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
145 if (val.type_name () != "object")
27216
823b4bcf79fc unless necessary for formatting or code, use ' instead of `
John W. Eaton <jwe@octave.org>
parents: 27208
diff changeset
146 error ("cannot convert '%s' into 'object'", val.type_name().c_str ());
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147
26774
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diff changeset
148 return dynamic_cast<octave_classdef *> (val.internal_rep ())->get_object ();
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diff changeset
149 }
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150
26774
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diff changeset
151 cdef_object&
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
152 to_cdef_ref (const octave_value& val)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
153 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
154 if (val.type_name () != "object")
27216
823b4bcf79fc unless necessary for formatting or code, use ' instead of `
John W. Eaton <jwe@octave.org>
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diff changeset
155 error ("cannot convert '%s' into 'object'", val.type_name().c_str ());
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156
26774
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diff changeset
157 return dynamic_cast<octave_classdef *> (val.internal_rep ())->get_object_ref ();
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
158 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
159
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
160 cdef_object
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
161 to_cdef (const cdef_object& obj)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
162 {
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 26772
diff changeset
163 return obj;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
164 }
26769
2f847e3e8d6b split classdef into multiple smaller source files
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165
26774
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John W. Eaton <jwe@octave.org>
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diff changeset
166 octave_value
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
167 to_ov (const std::list<cdef_class>& class_list)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
168 {
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
169 Cell cls (class_list.size (), 1);
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
170 int i = 0;
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171
26774
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diff changeset
172 for (const auto& cdef_cls : class_list)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
173 cls(i++) = to_ov (cdef_cls);
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diff changeset
174
26774
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John W. Eaton <jwe@octave.org>
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diff changeset
175 return octave_value (cls);
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
176 }
26769
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177
26774
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diff changeset
178 bool
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
179 is_dummy_method (const octave_value& fcn)
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diff changeset
180 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
181 bool retval = false;
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
182
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
183 if (fcn.is_defined ())
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
184 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
185 if (fcn.is_user_function ())
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diff changeset
186 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
187 octave_user_function *uf = fcn.user_function_value (true);
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188
26774
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diff changeset
189 if (! uf || ! uf->body ())
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
190 retval = true;
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
191 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
192 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
193 else
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
194 retval = true;
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195
26774
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diff changeset
196 return retval;
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diff changeset
197 }
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198
26774
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diff changeset
199 bool
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diff changeset
200 is_superclass (const cdef_class& clsa, const cdef_class& clsb,
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
201 bool allow_equal, int max_depth)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
202 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
203 bool retval = false;
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diff changeset
204
26774
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diff changeset
205 if (allow_equal && clsa == clsb)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
206 retval = true;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
207 else if (max_depth != 0)
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
208 {
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
209 Cell c = clsb.get ("SuperClasses").cell_value ();
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
210
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
211 for (int i = 0; ! retval && i < c.numel (); i++)
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
212 {
29156
b3f34a22b3fe Fix regression with superclass lookup in classdef constructors (bug #59602).
Rik <rik@octave.org>
parents: 27923
diff changeset
213 octave_classdef *metacls = c(i).classdef_object_value ();
b3f34a22b3fe Fix regression with superclass lookup in classdef constructors (bug #59602).
Rik <rik@octave.org>
parents: 27923
diff changeset
214 std::string clsname = metacls->get_property (0, "Name").string_value ();
b3f34a22b3fe Fix regression with superclass lookup in classdef constructors (bug #59602).
Rik <rik@octave.org>
parents: 27923
diff changeset
215 cdef_class cls = lookup_class (clsname);
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diff changeset
216
26774
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
217 retval = is_superclass (clsa, cls, true,
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
218 max_depth < 0 ? max_depth : max_depth-1);
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
219 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
220 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 26772
diff changeset
221
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 26772
diff changeset
222 return retval;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 26772
diff changeset
223 }
26769
2f847e3e8d6b split classdef into multiple smaller source files
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parents:
diff changeset
224
26774
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225 bool
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226 is_strict_superclass (const cdef_class& clsa, const cdef_class& clsb)
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227 {
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228 return is_superclass (clsa, clsb, false);
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229 }
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230
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231 bool
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232 is_direct_superclass (const cdef_class& clsa, const cdef_class& clsb)
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233 {
568c2ab2782d move classdef classes inside octave namespace
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234 return is_superclass (clsa, clsb, false, 1);
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235 }
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236
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237 cdef_package
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238 lookup_package (const std::string& name, bool error_if_not_found,
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239 bool load_if_not_found)
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240 {
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241 cdef_manager& cdm = __get_cdef_manager__ ();
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242
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243 return cdm.find_package (name, error_if_not_found, load_if_not_found);
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244 }
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245
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246 cdef_class
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247 get_class_context (std::string& name, bool& in_constructor)
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248 {
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249 name = "";
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250 in_constructor = false;
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251
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252 cdef_class cls;
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253
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254 // If the dispatch class is set in the current stack frame it
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255 // overrides whatever dispatch class there is for the currently
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256 // executing function so that function handles returned from class
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257 // methods will use the dispatch class of the class in which they
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258 // are defined instead of the class in which they are executing.
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259
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260 tree_evaluator& tw = __get_evaluator__ ();
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261
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262 std::string dispatch_class = tw.get_dispatch_class ();
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263
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264 if (! dispatch_class.empty ())
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265 return lookup_class (dispatch_class);
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266
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267 octave_function *fcn = tw.current_function ();
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268
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269 if (fcn && (fcn->is_class_method ()
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270 || fcn->is_classdef_constructor ()
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271 || fcn->is_anonymous_function_of_class ()
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272 || (fcn->is_private_function ()
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273 && ! fcn->dispatch_class ().empty ())))
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274 {
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275 cls = lookup_class (fcn->dispatch_class ());
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276
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277 name = fcn->name ();
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278 in_constructor = fcn->is_classdef_constructor ();
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279 }
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280
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281 return cls;
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282 }
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283
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284 cdef_class
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285 get_class_context (void)
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286 {
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287 std::string dummy_string;
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288 bool dummy_bool;
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289
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290 return get_class_context (dummy_string, dummy_bool);
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291 }
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292
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293 bool
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294 check_access (const cdef_class& cls, const octave_value& acc,
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295 const std::string& meth_name, const std::string& prop_name,
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296 bool is_prop_set)
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297 {
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298 if (acc.is_string ())
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299 {
568c2ab2782d move classdef classes inside octave namespace
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300 std::string acc_s = acc.string_value ();
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301
568c2ab2782d move classdef classes inside octave namespace
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302 if (acc_s == "public")
568c2ab2782d move classdef classes inside octave namespace
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303 return true;
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
304
568c2ab2782d move classdef classes inside octave namespace
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305 cdef_class ctx = get_class_context ();
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diff changeset
306
568c2ab2782d move classdef classes inside octave namespace
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307 // The access is private or protected, this requires a
568c2ab2782d move classdef classes inside octave namespace
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308 // valid class context.
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309
26774
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diff changeset
310 if (ctx.ok ())
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311 {
568c2ab2782d move classdef classes inside octave namespace
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312 if (acc_s == "private")
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
313 return (ctx == cls);
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diff changeset
314 else if (acc_s == "protected")
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diff changeset
315 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
316 if (is_superclass (cls, ctx))
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diff changeset
317 // Calling a protected method in a superclass.
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318 return true;
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diff changeset
319 else if (is_strict_superclass (ctx, cls))
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diff changeset
320 {
30346
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diff changeset
321 // Calling a protected method or property in a derived
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Rik <rik@octave.org>
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diff changeset
322 // class. This is only allowed if the context class knows
91c6288781ba maint: Shorten some long lines in libinterp to <= 80 characters (bug #57599)
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diff changeset
323 // about it and has access to it.
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diff changeset
324
26774
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diff changeset
325 if (! meth_name.empty ())
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diff changeset
326 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
327 cdef_method m = ctx.find_method (meth_name);
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diff changeset
328
26774
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diff changeset
329 if (m.ok ())
30346
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diff changeset
330 return check_access (ctx,
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Rik <rik@octave.org>
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diff changeset
331 m.get ("Access"), meth_name);
26772
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diff changeset
332
26774
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333 return false;
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John W. Eaton <jwe@octave.org>
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diff changeset
334 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
335 else if (! prop_name.empty ())
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
336 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
337 cdef_property p = ctx.find_property (prop_name);
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diff changeset
338
26774
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diff changeset
339 if (p.ok ())
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diff changeset
340 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
341 octave_value p_access = p.get (is_prop_set ?
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diff changeset
342 "SetAccess" :
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
343 "GetAccess");
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
344
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
345 return check_access (ctx, p_access, meth_name,
568c2ab2782d move classdef classes inside octave namespace
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346 prop_name, is_prop_set);
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
347 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
348
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
349 return false;
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
350 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
351 else
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
352 panic_impossible ();
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
353 }
26772
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diff changeset
354
26774
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
355 return false;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
356 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
357 else
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
358 panic_impossible ();
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
359 }
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
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diff changeset
360 }
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
361 else if (acc.isobject ())
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
362 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
363 cdef_class ctx = get_class_context ();
26772
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diff changeset
364
26774
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diff changeset
365 // At this point, a class context is always required.
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
366 if (ctx.ok ())
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
367 {
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
368 if (ctx == cls)
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
369 return true;
568c2ab2782d move classdef classes inside octave namespace
John W. Eaton <jwe@octave.org>
parents: 26772
diff changeset
370
568c2ab2782d move classdef classes inside octave namespace
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diff changeset
371 cdef_class acc_cls (to_cdef (acc));
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372
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373 if (is_superclass (acc_cls, ctx))
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374 return true;
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375 }
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376 }
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377 else if (acc.iscell ())
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378 {
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379 Cell acc_c = acc.cell_value ();
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380
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381 cdef_class ctx = get_class_context ();
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382
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383 // At this point, a class context is always required.
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384
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385 if (ctx.ok ())
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386 {
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387 if (ctx == cls)
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388 return true;
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389
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390 for (int i = 0; i < acc.numel (); i++)
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391 {
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392 cdef_class acc_cls (to_cdef (acc_c(i)));
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393
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394 if (is_superclass (acc_cls, ctx))
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395 return true;
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396 }
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397 }
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398 }
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399 else
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823b4bcf79fc unless necessary for formatting or code, use ' instead of `
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400 error ("invalid property/method access in class '%s'",
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401 cls.get_name ().c_str ());
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402
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403 return false;
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404 }
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e88a07dec498 maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
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405
e88a07dec498 maint: Use macros to begin/end C++ namespaces.
Rik <rik@octave.org>
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406 OCTAVE_END_NAMESPACE(octave)