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annotate libinterp/parse-tree/pt-stmt.h @ 17822:ebb3ef964372

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maint: Use common #define syntax "octave_filename_h" in h_files. * libgui/src/dialog.h, libgui/src/find-files-dialog.h, libgui/src/find-files-model.h, libgui/src/m-editor/file-editor-tab.h, libgui/src/m-editor/octave-qscintilla.h, libgui/src/main-window.h, libgui/src/octave-dock-widget.h, libgui/src/workspace-model.h, libgui/src/workspace-view.h, libinterp/corefcn/Cell.h, libinterp/corefcn/gl-render.h, libinterp/corefcn/gl2ps-renderer.h, libinterp/corefcn/graphics.in.h, libinterp/corefcn/oct-errno.h, libinterp/corefcn/oct-fstrm.h, libinterp/corefcn/oct-handle.h, libinterp/corefcn/oct-hdf5.h, libinterp/corefcn/oct-hist.h, libinterp/corefcn/oct-iostrm.h, libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-procbuf.h, libinterp/corefcn/oct-stdstrm.h, libinterp/corefcn/oct-stream.h, libinterp/corefcn/oct-strstrm.h, libinterp/corefcn/octave-link.h, libinterp/corefcn/pt-jit.h, libinterp/octave-value/ov-base-diag.h, libinterp/octave-value/ov-base-int.h, libinterp/octave-value/ov-base-mat.h, libinterp/octave-value/ov-base-scalar.h, libinterp/octave-value/ov-base-sparse.h, libinterp/octave-value/ov-base.h, libinterp/octave-value/ov-bool-mat.h, libinterp/octave-value/ov-bool-sparse.h, libinterp/octave-value/ov-bool.h, libinterp/octave-value/ov-builtin.h, libinterp/octave-value/ov-cell.h, libinterp/octave-value/ov-ch-mat.h, libinterp/octave-value/ov-class.h, libinterp/octave-value/ov-colon.h, libinterp/octave-value/ov-complex.h, libinterp/octave-value/ov-cs-list.h, libinterp/octave-value/ov-cx-diag.h, libinterp/octave-value/ov-cx-mat.h, libinterp/octave-value/ov-cx-sparse.h, libinterp/octave-value/ov-dld-fcn.h, libinterp/octave-value/ov-fcn-handle.h, libinterp/octave-value/ov-fcn-inline.h, libinterp/octave-value/ov-fcn.h, libinterp/octave-value/ov-float.h, libinterp/octave-value/ov-flt-complex.h, libinterp/octave-value/ov-flt-cx-diag.h, libinterp/octave-value/ov-flt-cx-mat.h, libinterp/octave-value/ov-flt-re-diag.h, libinterp/octave-value/ov-flt-re-mat.h, libinterp/octave-value/ov-int-traits.h, libinterp/octave-value/ov-int16.h, libinterp/octave-value/ov-int32.h, libinterp/octave-value/ov-int64.h, libinterp/octave-value/ov-int8.h, libinterp/octave-value/ov-java.h, libinterp/octave-value/ov-lazy-idx.h, libinterp/octave-value/ov-mex-fcn.h, libinterp/octave-value/ov-null-mat.h, libinterp/octave-value/ov-perm.h, libinterp/octave-value/ov-range.h, libinterp/octave-value/ov-re-diag.h, libinterp/octave-value/ov-re-mat.h, libinterp/octave-value/ov-re-sparse.h, libinterp/octave-value/ov-scalar.h, libinterp/octave-value/ov-str-mat.h, libinterp/octave-value/ov-struct.h, libinterp/octave-value/ov-typeinfo.h, libinterp/octave-value/ov-uint16.h, libinterp/octave-value/ov-uint32.h, libinterp/octave-value/ov-uint64.h, libinterp/octave-value/ov-uint8.h, libinterp/octave-value/ov-usr-fcn.h, libinterp/octave-value/ov.h, libinterp/parse-tree/pt-all.h, libinterp/parse-tree/pt-arg-list.h, libinterp/parse-tree/pt-array-list.h, libinterp/parse-tree/pt-assign.h, libinterp/parse-tree/pt-binop.h, libinterp/parse-tree/pt-bp.h, libinterp/parse-tree/pt-cbinop.h, libinterp/parse-tree/pt-cell.h, libinterp/parse-tree/pt-check.h, libinterp/parse-tree/pt-cmd.h, libinterp/parse-tree/pt-colon.h, libinterp/parse-tree/pt-const.h, libinterp/parse-tree/pt-decl.h, libinterp/parse-tree/pt-eval.h, libinterp/parse-tree/pt-except.h, libinterp/parse-tree/pt-exp.h, libinterp/parse-tree/pt-fcn-handle.h, libinterp/parse-tree/pt-id.h, libinterp/parse-tree/pt-idx.h, libinterp/parse-tree/pt-jump.h, libinterp/parse-tree/pt-loop.h, libinterp/parse-tree/pt-mat.h, libinterp/parse-tree/pt-misc.h, libinterp/parse-tree/pt-pr-code.h, libinterp/parse-tree/pt-select.h, libinterp/parse-tree/pt-stmt.h, libinterp/parse-tree/pt-unop.h, libinterp/parse-tree/pt-walk.h, libinterp/parse-tree/pt.h, liboctave/array/CColVector.h, liboctave/array/CDiagMatrix.h, liboctave/array/CMatrix.h, liboctave/array/CNDArray.h, liboctave/array/CRowVector.h, liboctave/array/boolMatrix.h, liboctave/array/chMatrix.h, liboctave/array/chNDArray.h, liboctave/array/dColVector.h, liboctave/array/dDiagMatrix.h, liboctave/array/dMatrix.h, liboctave/array/dNDArray.h, liboctave/array/dRowVector.h, liboctave/array/fCColVector.h, liboctave/array/fCDiagMatrix.h, liboctave/array/fCMatrix.h, liboctave/array/fCNDArray.h, liboctave/array/fCRowVector.h, liboctave/array/fColVector.h, liboctave/array/fDiagMatrix.h, liboctave/array/fMatrix.h, liboctave/array/fNDArray.h, liboctave/array/fRowVector.h, liboctave/cruft/misc/lo-error.h, liboctave/numeric/CmplxAEPBAL.h, liboctave/numeric/CmplxCHOL.h, liboctave/numeric/CmplxGEPBAL.h, liboctave/numeric/CmplxHESS.h, liboctave/numeric/CmplxLU.h, liboctave/numeric/CmplxQR.h, liboctave/numeric/CmplxQRP.h, liboctave/numeric/CmplxSCHUR.h, liboctave/numeric/CmplxSVD.h, liboctave/numeric/Quad.h, liboctave/numeric/SparseCmplxCHOL.h, liboctave/numeric/SparseCmplxLU.h, liboctave/numeric/SparseCmplxQR.h, liboctave/numeric/SparseQR.h, liboctave/numeric/SparsedbleCHOL.h, liboctave/numeric/SparsedbleLU.h, liboctave/numeric/bsxfun.h, liboctave/numeric/dbleAEPBAL.h, liboctave/numeric/dbleCHOL.h, liboctave/numeric/dbleGEPBAL.h, liboctave/numeric/dbleHESS.h, liboctave/numeric/dbleLU.h, liboctave/numeric/dbleQR.h, liboctave/numeric/dbleQRP.h, liboctave/numeric/dbleSCHUR.h, liboctave/numeric/dbleSVD.h, liboctave/numeric/fCmplxAEPBAL.h, liboctave/numeric/fCmplxCHOL.h, liboctave/numeric/fCmplxGEPBAL.h, liboctave/numeric/fCmplxHESS.h, liboctave/numeric/fCmplxLU.h, liboctave/numeric/fCmplxQR.h, liboctave/numeric/fCmplxQRP.h, liboctave/numeric/fCmplxSCHUR.h, liboctave/numeric/fCmplxSVD.h, liboctave/numeric/fEIG.h, liboctave/numeric/floatAEPBAL.h, liboctave/numeric/floatCHOL.h, liboctave/numeric/floatGEPBAL.h, liboctave/numeric/floatHESS.h, liboctave/numeric/floatLU.h, liboctave/numeric/floatQR.h, liboctave/numeric/floatQRP.h, liboctave/numeric/floatSCHUR.h, liboctave/numeric/floatSVD.h, liboctave/numeric/lo-mappers.h, liboctave/numeric/lo-specfun.h, liboctave/numeric/oct-convn.h, liboctave/numeric/oct-norm.h, liboctave/numeric/oct-rand.h, liboctave/operators/Sparse-diag-op-defs.h, liboctave/operators/Sparse-op-defs.h, liboctave/operators/Sparse-perm-op-defs.h, liboctave/system/lo-sysdep.h, liboctave/system/oct-env.h, liboctave/system/oct-group.h, liboctave/system/oct-openmp.h, liboctave/system/oct-passwd.h, liboctave/system/oct-syscalls.h, liboctave/system/oct-time.h, liboctave/system/oct-uname.h, liboctave/util/lo-array-gripes.h, liboctave/util/lo-cutils.h, liboctave/util/lo-ieee.h, liboctave/util/lo-macros.h, liboctave/util/lo-math.h, liboctave/util/lo-regexp.h, liboctave/util/lo-traits.h, liboctave/util/lo-utils.h, liboctave/util/oct-base64.h, liboctave/util/oct-binmap.h, liboctave/util/oct-glob.h, liboctave/util/oct-inttypes.h, liboctave/util/oct-locbuf.h, liboctave/util/oct-mem.h, liboctave/util/oct-mutex.h, liboctave/util/oct-refcount.h, liboctave/util/oct-rl-edit.h, liboctave/util/oct-rl-hist.h, liboctave/util/oct-shlib.h, liboctave/util/oct-sort.h, liboctave/util/oct-sparse.h: Use common #define syntax "octave_filename_h" in h_files.
author Rik <rik@octave.org>
date Thu, 31 Oct 2013 22:19:07 -0700
parents 175b392e91fe
children 4197fc428c7d
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1 /*
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2
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3 Copyright (C) 1996-2013 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if !defined (octave_pt_stmt_h)
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24 #define octave_pt_stmt_h 1
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25
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26 class octave_value_list;
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27
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28 class tree_command;
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29 class tree_expression;
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30
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31 class tree_walker;
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32
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33 #include <deque>
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34
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35 #include "base-list.h"
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36 #include "comment-list.h"
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37 #include "debug.h"
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38 #include "symtab.h"
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39 #include "pt.h"
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40
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41 // A statement is either a command to execute or an expression to
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42 // evaluate.
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43
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44 class
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45 tree_statement : public tree
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46 {
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47 public:
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48
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49 tree_statement (void)
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50 : cmd (0), expr (0), comm (0) { }
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51
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52 tree_statement (tree_command *c, octave_comment_list *cl)
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53 : cmd (c), expr (0), comm (cl) { }
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54
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55 tree_statement (tree_expression *e, octave_comment_list *cl)
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56 : cmd (0), expr (e), comm (cl) { }
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57
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58 ~tree_statement (void);
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59
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60 void set_print_flag (bool print_flag);
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61
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62 bool print_result (void);
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64 bool is_command (void) const { return cmd != 0; }
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65
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66 bool is_expression (void) const { return expr != 0; }
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67
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68 void set_breakpoint (void);
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69
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70 void delete_breakpoint (void);
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72 bool is_breakpoint (void) const;
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74 int line (void) const;
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75 int column (void) const;
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77 void set_location (int l, int c);
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78
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79 void echo_code (void);
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80
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81 tree_command *command (void) { return cmd; }
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82
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83 tree_expression *expression (void) { return expr; }
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84
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85 octave_comment_list *comment_text (void) { return comm; }
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86
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87 bool is_null_statement (void) const { return ! (cmd || expr || comm); }
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88
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89 bool is_end_of_fcn_or_script (void) const;
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90
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91 bool is_end_of_file (void) const;
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92
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93 // Allow modification of this statement. Note that there is no
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94 // checking. If you use these, are you sure you knwo what you are
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95 // doing?
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96
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97 void set_command (tree_command *c) { cmd = c; }
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98
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99 void set_expression (tree_expression *e) { expr = e; }
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100
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101 tree_statement *dup (symbol_table::scope_id scope,
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102 symbol_table::context_id context) const;
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103
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104 void accept (tree_walker& tw);
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105
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106 private:
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107
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108 // Only one of cmd or expr can be valid at once.
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109
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110 // Command to execute.
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111 tree_command *cmd;
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112
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113 // Expression to evaluate.
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114 tree_expression *expr;
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115
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116 // Comment associated with this statement.
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117 octave_comment_list *comm;
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118
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119 // No copying!
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120 tree_statement (const tree_statement&);
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121
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122 tree_statement& operator = (const tree_statement&);
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123 };
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124
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125 // A list of statements to evaluate.
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126
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127 class
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128 tree_statement_list : public octave_base_list<tree_statement *>
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129 {
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130 public:
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131
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132 tree_statement_list (void)
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133 : function_body (false), anon_function_body (false),
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134 script_body (false) { }
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135
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136 tree_statement_list (tree_statement *s)
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137 : function_body (false), anon_function_body (false),
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138 script_body (false) { append (s); }
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139
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140 ~tree_statement_list (void)
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141 {
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142 while (! empty ())
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143 {
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144 iterator p = begin ();
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145 delete *p;
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146 erase (p);
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147 }
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148 }
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149
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150 void mark_as_function_body (void) { function_body = true; }
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151
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152 void mark_as_anon_function_body (void) { anon_function_body = true; }
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153
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154 void mark_as_script_body (void) { script_body = true; }
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155
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156 bool is_function_body (void) const { return function_body; }
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157
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158 bool is_anon_function_body (void) const { return anon_function_body; }
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159
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160 bool is_script_body (void) const { return script_body; }
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161
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162 int set_breakpoint (int line);
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163
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164 void delete_breakpoint (int line);
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165
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166 octave_value_list list_breakpoints (void);
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167
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168 bp_table::intmap add_breakpoint (const std::string& file,
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169 const bp_table::intmap& line);
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170
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171 bp_table::intmap remove_all_breakpoints (const std::string& file);
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172
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173 tree_statement_list *dup (symbol_table::scope_id scope,
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174 symbol_table::context_id context) const;
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175
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176 void accept (tree_walker& tw);
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177
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178 private:
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179
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180 // Does this list of statements make up the body of a function?
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181 bool function_body;
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182
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183 // Does this list of statements make up the body of a function?
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184 bool anon_function_body;
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185
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186 // Does this list of statements make up the body of a script?
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187 bool script_body;
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188
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189 // No copying!
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190
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191 tree_statement_list (const tree_statement_list&);
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192
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193 tree_statement_list& operator = (const tree_statement_list&);
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194 };
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195
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196 #endif