Mercurial > octave
annotate liboctave/util/lo-array-errwarn.cc @ 26569:0e77df67b522 stable
Add static compile-time checking of printf functions in liboctave.
* util/lo-error.h: Use macro OCTAVE_FORMAT_PRINTF for printf functions.
* array/Array.h: Use format specifier "z" for type size_t.
* array/Array-util.cc, numeric/oct-norm.cc: Supply a format string of "%s" when
printing a single string.
* array/idx-vector.cc, array/MatrixType.cc, array/Sparse.cc, numeric/DASPK.cc,
numeric/DASRT.cc, numeric/DASSL.cc, numeric/LSODE.cc,
util/lo-array-errwarn.cc, util/sparse-util.cc: Use preprocessor macro
OCTAVE_IDX_TYPE_FORMAT as the format identifier for octave_idx_type.
* util/f77-fcn.c: Cast width argument to int.
* util/lo-utils.cc: Pass missing argument c0.
author | Markus Mützel <markus.muetzel@gmx.de> |
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date | Thu, 17 Jan 2019 19:25:55 +0100 |
parents | 00f796120a6d |
children | 097774bed4ed |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2016-2019 Rik Wehbring |
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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 |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your 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 |
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13 WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 GNU General Public License 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 <https://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 (HAVE_CONFIG_H) |
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24 # include "config.h" |
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25 #endif |
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26 |
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27 #include <cinttypes> |
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28 #include <cmath> |
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30 #include <sstream> |
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31 |
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32 #include "lo-array-errwarn.h" |
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33 #include "lo-error.h" |
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34 |
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35 // Text constants used to shorten code below. |
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36 static const char *error_id_nonconformant_args = "Octave:nonconformant-args"; |
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38 static const char *error_id_index_out_of_bounds = "Octave:index-out-of-bounds"; |
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40 static const char *error_id_invalid_index = "Octave:invalid-index"; |
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41 |
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42 static const char *warning_id_nearly_singular_matrix = |
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43 "Octave:nearly-singular-matrix"; |
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45 static const char *warning_id_singular_matrix = "Octave:singular-matrix"; |
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46 |
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47 namespace octave |
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48 { |
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49 void |
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50 err_nan_to_logical_conversion (void) |
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51 { |
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52 (*current_liboctave_error_handler) |
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53 ("invalid conversion from NaN to logical"); |
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54 } |
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55 |
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56 void |
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57 err_nan_to_character_conversion (void) |
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58 { |
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59 (*current_liboctave_error_handler) |
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60 ("invalid conversion from NaN to character"); |
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61 } |
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62 |
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63 void |
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64 err_nonconformant (const char *op, |
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65 octave_idx_type op1_len, octave_idx_type op2_len) |
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66 { |
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67 const char *err_id = error_id_nonconformant_args; |
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68 |
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69 (*current_liboctave_error_with_id_handler) |
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70 (err_id, "%s: nonconformant arguments (op1 len: %" OCTAVE_IDX_TYPE_FORMAT |
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71 ", op2 len: % " OCTAVE_IDX_TYPE_FORMAT ")", |
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72 op, op1_len, op2_len); |
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73 } |
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74 |
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75 void |
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76 err_nonconformant (const char *op, |
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77 octave_idx_type op1_nr, octave_idx_type op1_nc, |
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78 octave_idx_type op2_nr, octave_idx_type op2_nc) |
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79 { |
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80 const char *err_id = error_id_nonconformant_args; |
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81 |
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82 (*current_liboctave_error_with_id_handler) |
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83 (err_id, "%s: nonconformant arguments " |
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84 "(op1 is %" OCTAVE_IDX_TYPE_FORMAT "x%" OCTAVE_IDX_TYPE_FORMAT ", " |
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85 "op2 is %" OCTAVE_IDX_TYPE_FORMAT"x%" OCTAVE_IDX_TYPE_FORMAT ")", |
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86 op, op1_nr, op1_nc, op2_nr, op2_nc); |
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87 } |
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88 |
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89 void |
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90 err_nonconformant (const char *op, |
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91 const dim_vector& op1_dims, const dim_vector& op2_dims) |
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92 { |
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93 const char *err_id = error_id_nonconformant_args; |
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94 |
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95 std::string op1_dims_str = op1_dims.str (); |
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96 std::string op2_dims_str = op2_dims.str (); |
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97 |
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98 (*current_liboctave_error_with_id_handler) |
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99 (err_id, "%s: nonconformant arguments (op1 is %s, op2 is %s)", |
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100 op, op1_dims_str.c_str (), op2_dims_str.c_str ()); |
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101 } |
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102 |
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103 void |
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104 err_del_index_out_of_range (bool is1d, octave_idx_type idx, |
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105 octave_idx_type ext) |
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106 { |
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107 const char *err_id = error_id_index_out_of_bounds; |
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108 |
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109 (*current_liboctave_error_with_id_handler) |
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110 (err_id, "A(%s) = []: index out of bounds: value %" OCTAVE_IDX_TYPE_FORMAT |
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111 " out of bound %" OCTAVE_IDX_TYPE_FORMAT, |
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112 is1d ? "I" : "..,I,..", idx, ext); |
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113 } |
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114 |
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115 // Common procedures of base class index_exception, thrown whenever an |
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116 // object is indexed incorrectly, such as by an index that is out of |
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117 // range, negative, fractional, complex, or of a non-numeric type. |
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118 |
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119 std::string |
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120 index_exception::message (void) const |
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121 { |
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122 std::string msg = expression () + ": " + details (); |
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123 return msg.c_str (); |
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124 } |
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125 |
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126 // Show the expression that caused the error, e.g., "A(-1,_)", |
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127 // "A(0+1i)", "A(_,3)". Show how many indices come before/after the |
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128 // offending one, e.g., (<error>), (<error>,_), or (_,<error>,...[x5]...) |
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129 |
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130 std::string |
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131 index_exception::expression (void) const |
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132 { |
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133 std::ostringstream buf; |
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134 |
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135 if (var.empty () || var == "<unknown>") |
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136 buf << "index "; |
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137 else |
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138 buf << var; |
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139 |
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140 bool show_parens = dim > 0; |
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141 |
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142 if (show_parens) |
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143 { |
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144 if (dim < 5) |
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145 { |
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146 buf << '('; |
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147 |
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148 for (octave_idx_type i = 1; i < dim; i++) |
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149 buf << "_,"; |
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150 } |
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151 else |
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152 buf << "(...[x" << dim - 1 << "]..."; |
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153 } |
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154 |
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155 buf << idx (); |
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156 |
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157 if (show_parens) |
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158 { |
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159 if (nd - dim < 5) |
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160 { |
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161 for (octave_idx_type i = 0; i < nd - dim; i++) |
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162 buf << ",_"; |
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163 |
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164 if (nd >= dim) |
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165 buf << ')'; |
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166 } |
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167 else |
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168 buf << "...[x" << nd - dim << "]...)"; |
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169 } |
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170 |
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171 return buf.str (); |
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172 } |
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173 |
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174 class invalid_index : public index_exception |
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175 { |
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176 public: |
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177 |
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178 invalid_index (const std::string& value, octave_idx_type ndim, |
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179 octave_idx_type dimen) |
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180 : index_exception (value, ndim, dimen) |
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181 { } |
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182 |
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183 std::string details (void) const |
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184 { |
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185 #if defined (OCTAVE_ENABLE_64) |
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186 return "subscripts must be either integers 1 to (2^63)-1 or logicals"; |
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187 #else |
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188 return "subscripts must be either integers 1 to (2^31)-1 or logicals"; |
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189 #endif |
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190 } |
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191 |
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192 // ID of error to throw |
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193 const char * err_id (void) const |
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194 { |
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195 return error_id_invalid_index; |
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196 } |
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197 }; |
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198 |
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199 // Complain if an index is negative, fractional, or too big. |
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200 |
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201 void |
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202 err_invalid_index (const std::string& idx, octave_idx_type nd, |
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203 octave_idx_type dim, const std::string&) |
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204 { |
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205 invalid_index e (idx, nd, dim); |
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206 |
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207 throw e; |
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208 } |
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209 |
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210 void |
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211 err_invalid_index (octave_idx_type n, octave_idx_type nd, |
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212 octave_idx_type dim, const std::string& var) |
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213 { |
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214 std::ostringstream buf; |
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215 buf << n + 1; |
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216 err_invalid_index (buf.str (), nd, dim, var); |
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217 } |
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218 |
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219 void |
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220 err_invalid_index (double n, octave_idx_type nd, octave_idx_type dim, |
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221 const std::string& var) |
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222 { |
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223 std::ostringstream buf; |
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224 buf << n + 1; |
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225 |
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226 if (! std::isnan (n)) |
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227 { |
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228 // if n not an integer, but would be printed as one, show diff |
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229 double nearest = std::floor (n + 1.5); |
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230 if (n + 1 != nearest && (buf.str ().find ('.') == std::string::npos)) |
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231 buf << std::showpos << (n + 1 - nearest); |
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232 } |
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233 |
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234 err_invalid_index (buf.str (), nd, dim, var); |
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235 } |
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236 |
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237 // Complain for read access beyond the bounds of an array. |
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238 |
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239 class out_of_range : public index_exception |
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240 { |
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241 public: |
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242 |
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243 out_of_range (const std::string& value, octave_idx_type nd_in, |
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244 octave_idx_type dim_in) |
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245 : index_exception (value, nd_in, dim_in), extent (0) |
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246 { } |
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247 |
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248 std::string details (void) const |
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249 { |
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250 std::string expl; |
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251 |
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252 if (nd >= size.ndims ()) // if not an index slice |
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253 { |
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254 if (var != "") |
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255 expl = "but " + var + " has size "; |
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256 else |
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257 expl = "but object has size "; |
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258 |
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259 expl = expl + size.str ('x'); |
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260 } |
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261 else |
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262 { |
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263 std::ostringstream buf; |
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264 buf << extent; |
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265 expl = "out of bound " + buf.str (); |
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266 } |
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267 |
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268 return expl; |
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269 } |
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270 |
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271 // ID of error to throw. |
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272 const char * err_id (void) const |
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273 { |
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274 return error_id_index_out_of_bounds; |
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275 } |
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276 |
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277 void set_size (const dim_vector& size_in) { size = size_in; } |
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278 |
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279 void set_extent (octave_idx_type ext) { extent = ext; } |
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280 |
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281 private: |
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282 |
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283 // Dimension of object being accessed. |
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284 dim_vector size; |
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285 |
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286 // Length of dimension being accessed. |
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287 octave_idx_type extent; |
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288 }; |
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289 |
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290 // Complain of an index that is out of range, but we don't know matrix size |
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291 void |
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292 err_index_out_of_range (int nd, int dim, octave_idx_type idx, |
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293 octave_idx_type ext) |
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294 { |
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295 std::ostringstream buf; |
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296 buf << idx; |
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297 out_of_range e (buf.str (), nd, dim); |
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298 |
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299 e.set_extent (ext); |
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300 // ??? Make details method give extent not size. |
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301 e.set_size (dim_vector (1, 1, 1, 1, 1, 1,1)); |
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302 |
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303 throw e; |
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304 } |
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305 |
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306 // Complain of an index that is out of range |
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307 void |
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308 err_index_out_of_range (int nd, int dim, octave_idx_type idx, |
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309 octave_idx_type ext, const dim_vector& d) |
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310 { |
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311 std::ostringstream buf; |
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312 buf << idx; |
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313 out_of_range e (buf.str (), nd, dim); |
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314 |
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315 e.set_extent (ext); |
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316 e.set_size (d); |
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317 |
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318 throw e; |
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319 } |
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320 |
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321 void |
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322 err_invalid_resize (void) |
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323 { |
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324 (*current_liboctave_error_with_id_handler) |
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325 ("Octave:invalid-resize", |
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326 "Invalid resizing operation or ambiguous assignment to an out-of-bounds array element"); |
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327 } |
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328 |
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329 void |
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330 warn_singular_matrix (double rcond) |
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331 { |
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332 if (rcond == 0.0) |
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333 { |
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334 (*current_liboctave_warning_with_id_handler) |
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335 (warning_id_singular_matrix, |
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336 "matrix singular to machine precision"); |
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337 } |
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338 else |
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339 { |
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340 (*current_liboctave_warning_with_id_handler) |
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341 (warning_id_nearly_singular_matrix, |
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342 "matrix singular to machine precision, rcond = %g", rcond); |
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343 } |
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344 } |
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345 } |
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346 |
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347 /* Tests in test/index.tst */ |