octave: libinterp/parse-tree/pt-exp.h annotate

annotate libinterp/parse-tree/pt-exp.h @ 25054:6652d3823428 stable

maint: Update copyright dates in all source files.

author	John W. Eaton <jwe@octave.org>
date	Fri, 30 Mar 2018 09:19:05 -0400
parents	194eb4bd202b
children	d3a035528c9a

rev	line source
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	1 /*
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	2
25054 6652d3823428 maint: Update copyright dates in all source files. John W. Eaton <jwe@octave.org> parents: 24534 diff changeset	3 Copyright (C) 1996-2018 John W. Eaton
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	4
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	6
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24362 diff changeset	7 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	8 under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24362 diff changeset	9 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	10 (at your option) any later version.
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	11
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	12 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	13 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22407 diff changeset	15 GNU General Public License for more details.
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	16
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5861 diff changeset	18 along with Octave; see the file COPYING. If not, see
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24362 diff changeset	19 <https://www.gnu.org/licenses/>.
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	20
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	21 */
bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	22
20791 f7084eae3318 maint: Use Octave coding conventions for #if statements. Rik <rik@octave.org> parents: 19697 diff changeset	23 #if ! defined (octave_pt_exp_h)
17822 ebb3ef964372 maint: Use common #define syntax "octave_filename_h" in h_files. Rik <rik@octave.org> parents: 17787 diff changeset	24 #define octave_pt_exp_h 1
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	25
21244 1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	26 #include "octave-config.h"
1473547f50f5 include octave-config.h in public header files John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	27
2980 cd5ad3fd8049 [project @ 1997-05-16 01:12:13 by jwe] jwe parents: 2979 diff changeset	28 #include <string>
10832 1b2fcd122c6a allow user detect ignored outputs in m-functions Jaroslav Hajek <highegg@gmail.com> parents: 10313 diff changeset	29 #include <list>
2124 97a566037a75 [project @ 1996-05-12 07:16:36 by jwe] jwe parents: 2086 diff changeset	30
2879 4309724baab6 [project @ 1997-04-24 09:30:23 by jwe] jwe parents: 2859 diff changeset	31 class octave_value;
4309724baab6 [project @ 1997-04-24 09:30:23 by jwe] jwe parents: 2859 diff changeset	32
2988 daa1ed1f5462 [project @ 1997-05-16 07:23:15 by jwe] jwe parents: 2980 diff changeset	33 #include "pt.h"
2124 97a566037a75 [project @ 1996-05-12 07:16:36 by jwe] jwe parents: 2086 diff changeset	34
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	35 namespace octave
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	36 {
24362 3fc24b792a24 avoid including symtab.h, symscope.h, or symrec.h unnecessarily John W. Eaton <jwe@octave.org> parents: 24355 diff changeset	37 class symbol_scope;
24355 cc3b3ceb155c update octave_lvalue class and move inside octave namespace John W. Eaton <jwe@octave.org> parents: 24270 diff changeset	38 class octave_lvalue;
23435 c452180ab672 begin refactoring parse tree evaluator John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	39 class tree_evaluator;
c452180ab672 begin refactoring parse tree evaluator John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	40
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	41 // A base class for expressions.
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	42
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	43 class tree_expression : public tree
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	44 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	45 public:
2388 4be11abb8d8c [project @ 1996-10-12 18:53:51 by jwe] jwe parents: 2124 diff changeset	46
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	47 tree_expression (int l = -1, int c = -1)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	48 : tree (l, c), num_parens (0), postfix_index_type ('\0'),
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	49 for_cmd_expr (false), print_flag (false) { }
2388 4be11abb8d8c [project @ 1996-10-12 18:53:51 by jwe] jwe parents: 2124 diff changeset	50
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	51 // No copying!
2388 4be11abb8d8c [project @ 1996-10-12 18:53:51 by jwe] jwe parents: 2124 diff changeset	52
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	53 tree_expression (const tree_expression&) = delete;
4267 7cd865a8c815 [project @ 2003-01-03 15:27:05 by jwe] jwe parents: 4192 diff changeset	54
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	55 tree_expression& operator = (const tree_expression&) = delete;
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5307 diff changeset	56
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	57 virtual ~tree_expression (void) = default;
2388 4be11abb8d8c [project @ 1996-10-12 18:53:51 by jwe] jwe parents: 2124 diff changeset	58
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	59 virtual bool has_magic_end (void) const = 0;
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 15606 diff changeset	60
24270 bc3819b7cca1 don't use symbol_table:: nesting for symbol_record, symbol_scope, or fcn_info John W. Eaton <jwe@octave.org> parents: 23696 diff changeset	61 virtual tree_expression * dup (symbol_scope& scope) const = 0;
2388 4be11abb8d8c [project @ 1996-10-12 18:53:51 by jwe] jwe parents: 2124 diff changeset	62
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	63 virtual bool is_constant (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	64
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	65 virtual bool is_matrix (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	66
23576 00e518162fda maint: Deprecate is_cell and replace with iscell. Rik <rik@octave.org> parents: 23446 diff changeset	67 virtual bool iscell (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	68
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	69 virtual bool is_identifier (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	70
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	71 virtual bool is_index_expression (void) const { return false; }
7800 5861b95e9879 support for compound operators, implement trans_mul, mul_trans, herm_mul and mul_herm Jaroslav Hajek <highegg@gmail.com> parents: 7767 diff changeset	72
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	73 virtual bool is_assignment_expression (void) const { return false; }
4023 ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 3933 diff changeset	74
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	75 virtual bool is_prefix_expression (void) const { return false; }
4023 ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 3933 diff changeset	76
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	77 virtual bool is_unary_expression (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	78
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	79 virtual bool is_binary_expression (void) const { return false; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	80
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	81 virtual bool is_boolean_expression (void) const { return false; }
2124 97a566037a75 [project @ 1996-05-12 07:16:36 by jwe] jwe parents: 2086 diff changeset	82
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	83 virtual bool lvalue_ok (void) const { return false; }
2879 4309724baab6 [project @ 1997-04-24 09:30:23 by jwe] jwe parents: 2859 diff changeset	84
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	85 virtual bool rvalue_ok (void) const { return false; }
10832 1b2fcd122c6a allow user detect ignored outputs in m-functions Jaroslav Hajek <highegg@gmail.com> parents: 10313 diff changeset	86
23435 c452180ab672 begin refactoring parse tree evaluator John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	87 virtual octave_lvalue lvalue (tree_evaluator *);
2124 97a566037a75 [project @ 1996-05-12 07:16:36 by jwe] jwe parents: 2086 diff changeset	88
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	89 int paren_count (void) const { return num_parens; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	90
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	91 bool is_postfix_indexed (void) const { return (postfix_index_type != '\0'); }
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15606 diff changeset	92
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	93 char postfix_index (void) const { return postfix_index_type; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	94
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	95 // Check if the result of the expression should be printed.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	96 // Should normally be used in conjunction with
23696 08036a7f3660 remove octave:: namespace tag from symbols used inside octave namespace John W. Eaton <jwe@octave.org> parents: 23615 diff changeset	97 // tree_evaluator::statement_printing_enabled.
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	98 bool print_result (void) const { return print_flag; }
2124 97a566037a75 [project @ 1996-05-12 07:16:36 by jwe] jwe parents: 2086 diff changeset	99
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	100 virtual std::string oper (void) const { return "<unknown>"; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	101
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	102 virtual std::string name (void) const { return "<unknown>"; }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	103
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	104 virtual std::string original_text (void) const;
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 10832 diff changeset	105
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	106 virtual void mark_braindead_shortcircuit (void) { }
19394 b39cbe9f3bb0 allow ranges to be disabled John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	107
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	108 void mark_as_for_cmd_expr (void) { for_cmd_expr = true; }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	109
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	110 bool is_for_cmd_expr (void) const { return for_cmd_expr; }
19394 b39cbe9f3bb0 allow ranges to be disabled John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	111
23446 cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers. Rik <rik@octave.org> parents: 23435 diff changeset	112 tree_expression * mark_in_parens (void)
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	113 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	114 num_parens++;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	115 return this;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	116 }
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	117
23446 cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers. Rik <rik@octave.org> parents: 23435 diff changeset	118 tree_expression * set_postfix_index (char type)
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	119 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	120 postfix_index_type = type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	121 return this;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	122 }
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	123
23446 cd4e1ee28716 maint: Use convention 'void * fcn ()' for functions which return pointers. Rik <rik@octave.org> parents: 23435 diff changeset	124 tree_expression * set_print_flag (bool print)
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	125 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	126 print_flag = print;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	127 return this;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	128 }
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	129
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	130 virtual void copy_base (const tree_expression& e)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	131 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	132 num_parens = e.num_parens;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	133 postfix_index_type = e.postfix_index_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	134 print_flag = e.print_flag;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	135 }
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5307 diff changeset	136
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	137 protected:
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	138
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	139 // A count of the number of times this expression appears directly
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	140 // inside a set of parentheses.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	141 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	142 // (((e1)) + e2) ==> 2 for expression e1
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	143 // ==> 1 for expression ((e1)) + e2
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	144 // ==> 0 for expression e2
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	145 int num_parens;
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	146
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	147 // The first index type associated with this expression. This field
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	148 // is 0 (character '\0') if the expression has no associated index.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	149 // See the code in tree_identifier::rvalue for the rationale.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	150 char postfix_index_type;
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	151
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	152 // TRUE if this expression is the EXPR in for loop:
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	153 // FOR i = EXPR ... END
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	154 bool for_cmd_expr;
19394 b39cbe9f3bb0 allow ranges to be disabled John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	155
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	156 // Print result of rvalue for this expression?
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	157 bool print_flag;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	158 };
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	159 }
2988 daa1ed1f5462 [project @ 1997-05-16 07:23:15 by jwe] jwe parents: 2980 diff changeset	160
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	161 #if defined (OCTAVE_USE_DEPRECATED_FUNCTIONS)
2988 daa1ed1f5462 [project @ 1997-05-16 07:23:15 by jwe] jwe parents: 2980 diff changeset	162
23615 be7b884ac589 use version number in OCTAVE_DEPRECATED macro John W. Eaton <jwe@octave.org> parents: 23602 diff changeset	163 OCTAVE_DEPRECATED (4.4, "use 'octave::tree_expression' instead")
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	164 typedef octave::tree_expression tree_expression;
2971 f2be17e6f1ea [project @ 1997-05-15 18:55:44 by jwe] jwe parents: 2960 diff changeset	165
1739 bbfca89cb1cd [project @ 1996-01-12 11:03:26 by jwe] jwe parents: diff changeset	166 #endif
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22323 diff changeset	167
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22869 diff changeset	168 #endif

Mercurial > octave

annotate libinterp/parse-tree/pt-exp.h @ 25054:6652d3823428 stable