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1 /* |
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3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, |
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4 2003, 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 3 of the License, or (at your |
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11 option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <http://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_parse_h) |
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25 #define octave_parse_h 1 |
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26 |
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27 #include <cstdio> |
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28 |
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29 #include <string> |
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30 |
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31 #include <stack> |
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32 |
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33 extern void reset_parser (void); |
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34 extern int octave_lex (void); |
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35 extern int octave_parse (void); |
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36 |
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37 class tree; |
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38 class tree_matrix; |
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39 class tree_identifier; |
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40 class octave_function; |
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41 |
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42 #include "oct-obj.h" |
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43 |
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44 // Nonzero means print parser debugging info (-d). |
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45 extern int octave_debug; |
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46 |
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47 // The current input line number. |
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48 extern int input_line_number; |
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49 |
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50 // The column of the current token. |
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51 extern int current_input_column; |
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52 |
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53 // Buffer for help text snagged from function files. |
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54 extern std::stack<std::string> help_buf; |
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55 |
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56 // TRUE means we are using readline. |
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57 extern bool line_editing; |
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58 |
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59 // TRUE means we printed messages about reading startup files. |
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60 extern bool reading_startup_message_printed; |
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61 |
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62 // TRUE means input is coming from startup file. |
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63 extern bool input_from_startup_file; |
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64 |
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65 // Keep track of symbol table information when parsing functions. |
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66 extern std::stack<symbol_table::scope_id> symtab_context; |
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67 |
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68 // Name of the current class when we are parsing class methods or |
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69 // constructors. |
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70 extern std::string current_class_name; |
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71 |
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72 extern OCTINTERP_API std::string |
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73 get_help_from_file (const std::string& nm, bool& symbol_found, |
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74 std::string& file); |
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75 |
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76 extern OCTINTERP_API std::string |
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77 get_help_from_file (const std::string& nm, bool& symbol_found); |
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78 |
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79 extern OCTINTERP_API std::string lookup_autoload (const std::string& nm); |
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80 |
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81 extern OCTINTERP_API string_vector autoloaded_functions (void); |
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82 |
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83 extern OCTINTERP_API string_vector reverse_lookup_autoload (const std::string& nm); |
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84 |
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85 extern OCTINTERP_API octave_function * |
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86 load_fcn_from_file (const std::string& file_name, |
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87 const std::string& dir_name = std::string (), |
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88 const std::string& dispatch_type = std::string (), |
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89 const std::string& fcn_name = std::string (), |
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90 bool autoload = false); |
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91 |
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92 extern OCTINTERP_API void |
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93 source_file (const std::string& file_name, |
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94 const std::string& context = std::string (), |
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95 bool verbose = false, bool require_file = true, |
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96 const std::string& warn_for = std::string ()); |
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97 |
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98 extern OCTINTERP_API octave_value_list |
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99 feval (const std::string& name, |
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100 const octave_value_list& args = octave_value_list (), |
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101 int nargout = 0); |
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102 |
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103 extern OCTINTERP_API octave_value_list |
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104 feval (octave_function *fcn, |
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105 const octave_value_list& args = octave_value_list (), |
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106 int nargout = 0); |
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107 |
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108 extern OCTINTERP_API octave_value_list |
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109 feval (const octave_value_list& args, int nargout = 0); |
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110 |
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111 extern OCTINTERP_API octave_value_list |
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112 eval_string (const std::string&, bool silent, int& parse_status, int hargout); |
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113 |
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114 extern OCTINTERP_API octave_value |
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115 eval_string (const std::string&, bool silent, int& parse_status); |
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116 |
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117 #endif |