Mercurial > octave
annotate libinterp/corefcn/error.cc @ 23850:4b0e0cae49db
disallow dynamic variable creation in static scopes (bug #51698)
* error.cc (Fwarning): Use force_assign to set value of
.saved_warning_states. variable.
* ov-usr-fcn.cc (octave_user_function::bind_automatic_var): Use
force_assign to set value of .saved_warning_states. and
.ignored. variables.
* symtab.cc (symbol_table::scope::update_nest): Also mark the scope of
nested functions as static.
* symtab.h (symbol_table::scope::is_static,
symbol_table::scope::mark_static): New functions.
* oct-parse.in.yy (base_parser::make_anon_fcn_handle):
Mark anonymous function scope as static.
* nest.tst: Update tests.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 09 Aug 2017 13:11:54 -0400 |
parents | 01899bdd2a3a |
children | 9c198d1c84cd |
rev | line source |
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1 | 1 /* |
2 | |
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3 Copyright (C) 1993-2017 John W. Eaton |
1 | 4 |
5 This file is part of Octave. | |
6 | |
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. |
1 | 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. |
1 | 16 |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
1 | 20 |
21 */ | |
22 | |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
1 | 25 #endif |
26 | |
1343 | 27 #include <cstdarg> |
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28 #include <cstdlib> |
1633 | 29 #include <cstring> |
1343 | 30 |
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31 #include <iomanip> |
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32 #include <iostream> |
5765 | 33 #include <sstream> |
1728 | 34 #include <string> |
35 | |
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36 #include "bp-table.h" |
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37 #include "builtin-defun-decls.h" |
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38 #include "call-stack.h" |
1352 | 39 #include "defun.h" |
1 | 40 #include "error.h" |
3707 | 41 #include "input.h" |
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42 #include "interpreter-private.h" |
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43 #include "interpreter.h" |
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44 #include "oct-map.h" |
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45 #include "octave.h" |
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46 #include "ov-usr-fcn.h" |
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47 #include "ov.h" |
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48 #include "ovl.h" |
1742 | 49 #include "pager.h" |
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50 #include "pt-eval.h" |
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51 #include "unwind-prot.h" |
1352 | 52 #include "utils.h" |
2370 | 53 #include "variables.h" |
1 | 54 |
2174 | 55 // TRUE means that Octave will try to beep obnoxiously before printing |
56 // error messages. | |
5794 | 57 static bool Vbeep_on_error = false; |
2174 | 58 |
3707 | 59 // TRUE means that Octave will try to enter the debugger when an error |
60 // is encountered. This will also inhibit printing of the normal | |
61 // traceback message (you will only see the top-level error message). | |
7353 | 62 bool Vdebug_on_error = false; |
3707 | 63 |
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64 // TRUE means that Octave will try to enter the debugger when an error |
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65 // is encountered within the 'try' section of a 'try' / 'catch' block. |
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66 bool Vdebug_on_caught = false; |
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67 |
3707 | 68 // TRUE means that Octave will try to enter the debugger when a warning |
69 // is encountered. | |
7353 | 70 bool Vdebug_on_warning = false; |
3707 | 71 |
5567 | 72 // TRUE means that Octave will try to display a stack trace when a |
73 // warning is encountered. | |
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74 static bool Vbacktrace_on_warning = true; |
5567 | 75 |
76 // TRUE means that Octave will print a verbose warning. Currently unused. | |
77 static bool Vverbose_warning; | |
78 | |
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79 // TRUE means that Octave will print no warnings, but lastwarn will be updated |
5582 | 80 static bool Vquiet_warning = false; |
81 | |
5567 | 82 // A structure containing (most of) the current state of warnings. |
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83 static octave_map warning_options; |
5567 | 84 |
3935 | 85 // The text of the last error message. |
86 static std::string Vlast_error_message; | |
87 | |
3934 | 88 // The text of the last warning message. |
89 static std::string Vlast_warning_message; | |
90 | |
5567 | 91 // The last warning message id. |
92 static std::string Vlast_warning_id; | |
3934 | 93 |
5567 | 94 // The last error message id. |
95 static std::string Vlast_error_id; | |
3934 | 96 |
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97 // The last file in which an error occurred |
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98 static octave_map Vlast_error_stack; |
6361 | 99 |
143 | 100 // Current error state. |
3935 | 101 // |
102 // Valid values: | |
103 // | |
104 // 0: no error | |
105 // 1: an error has occurred | |
106 // | |
672 | 107 int error_state = 0; |
108 | |
1489 | 109 // Tell the error handler whether to print messages, or just store |
110 // them for later. Used for handling errors in eval() and | |
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111 // the 'unwind_protect' statement. |
4699 | 112 int buffer_error_messages = 0; |
1489 | 113 |
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114 // The number of layers of try / catch blocks we're in. Used to print |
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115 // "caught error" instead of error when "dbstop if caught error" is on. |
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116 int in_try_catch = 0; |
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117 |
3815 | 118 // TRUE means error messages are turned off. |
119 bool discard_error_messages = false; | |
120 | |
4452 | 121 // TRUE means warning messages are turned off. |
122 bool discard_warning_messages = false; | |
123 | |
4318 | 124 void |
125 reset_error_handler (void) | |
126 { | |
4699 | 127 buffer_error_messages = 0; |
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128 in_try_catch = 0; |
4318 | 129 discard_error_messages = false; |
130 } | |
131 | |
5567 | 132 static void |
5794 | 133 initialize_warning_options (const std::string& state) |
5567 | 134 { |
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135 octave_scalar_map initw; |
5567 | 136 |
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137 initw.setfield ("identifier", "all"); |
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138 initw.setfield ("state", state); |
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139 |
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140 warning_options = initw; |
5567 | 141 } |
142 | |
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143 static octave_map |
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144 initialize_last_error_stack (void) |
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145 { |
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146 octave::call_stack& cs |
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147 = octave::__get_call_stack__ ("initialize_last_error_stack"); |
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148 |
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149 return cs.empty_backtrace (); |
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150 } |
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151 |
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152 static void |
4732 | 153 verror (bool save_last_error, std::ostream& os, |
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154 const char *name, const char *id, const char *fmt, va_list args, |
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155 bool with_cfn = false) |
1 | 156 { |
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157 if (discard_error_messages && ! Vdebug_on_caught) |
3815 | 158 return; |
159 | |
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160 if (! buffer_error_messages || Vdebug_on_caught) |
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161 octave::flush_stdout (); |
914 | 162 |
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163 // FIXME: we really want to capture the message before it has all the |
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164 // formatting goop attached to it. We probably also want just the |
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165 // message, not the traceback information. |
3935 | 166 |
7877 | 167 std::ostringstream output_buf; |
168 | |
169 octave_vformat (output_buf, fmt, args); | |
170 | |
171 std::string base_msg = output_buf.str (); | |
172 | |
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173 bool to_beep_or_not_to_beep_p = Vbeep_on_error; |
7877 | 174 |
175 std::string msg_string; | |
176 | |
177 if (to_beep_or_not_to_beep_p) | |
178 msg_string = "\a"; | |
179 | |
180 if (name) | |
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181 { |
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182 if (in_try_catch && ! strcmp (name, "error")) |
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183 msg_string += "caught error: "; |
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184 else |
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185 msg_string += std::string (name) + ": "; |
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186 } |
7877 | 187 |
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188 octave::call_stack& cs = octave::__get_call_stack__ ("verror"); |
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189 |
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190 // If with_fcn is specified, we'll attempt to prefix the message with the name |
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191 // of the current executing function. But we'll do so only if: |
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192 // 1. the name is not empty (anonymous function) |
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193 // 2. it is not already there (including the following colon) |
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194 if (with_cfn) |
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195 { |
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196 octave_function *curfcn = cs.current (); |
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197 if (curfcn) |
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198 { |
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199 std::string cfn = curfcn->name (); |
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200 if (! cfn.empty ()) |
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201 { |
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202 cfn += ':'; |
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203 if (cfn.length () > base_msg.length () |
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204 || base_msg.compare (0, cfn.length (), cfn) != 0) |
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205 { |
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206 msg_string += cfn + ' '; |
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207 } |
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208 } |
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209 } |
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210 } |
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211 |
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212 msg_string += base_msg + '\n'; |
3935 | 213 |
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214 if (save_last_error) |
3935 | 215 { |
216 // This is the first error in a possible series. | |
5567 | 217 |
218 Vlast_error_id = id; | |
7877 | 219 Vlast_error_message = base_msg; |
6361 | 220 |
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221 octave_user_code *fcn = cs.caller_user_code (); |
6361 | 222 |
7877 | 223 if (fcn) |
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224 { |
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225 octave_idx_type curr_frame = -1; |
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226 |
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227 Vlast_error_stack = cs.backtrace (0, curr_frame); |
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228 } |
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229 else |
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230 Vlast_error_stack = initialize_last_error_stack (); |
3935 | 231 } |
232 | |
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233 if (! buffer_error_messages || Vdebug_on_caught) |
1489 | 234 { |
3935 | 235 octave_diary << msg_string; |
4732 | 236 os << msg_string; |
1489 | 237 } |
1 | 238 } |
239 | |
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240 static void |
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241 pr_where_2 (std::ostream& os, const char *fmt, va_list args) |
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242 { |
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243 if (fmt) |
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244 { |
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245 if (*fmt) |
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246 { |
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247 size_t len = strlen (fmt); |
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248 |
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249 if (len > 0) |
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250 { |
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251 if (fmt[len - 1] == '\n') |
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252 { |
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253 if (len > 1) |
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254 { |
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255 std::string tmp_fmt (fmt, len - 1); |
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256 verror (false, os, nullptr, "", tmp_fmt.c_str (), args); |
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257 } |
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258 } |
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259 else |
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260 verror (false, os, nullptr, "", fmt, args); |
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261 } |
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262 } |
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263 } |
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264 else |
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265 panic ("pr_where_2: invalid format"); |
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266 } |
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267 |
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268 static void |
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269 pr_where_1 (std::ostream& os, const char *fmt, ...) |
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270 { |
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271 va_list args; |
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272 va_start (args, fmt); |
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273 pr_where_2 (os, fmt, args); |
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274 va_end (args); |
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275 } |
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276 |
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277 struct |
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278 error_stack_frame |
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279 { |
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280 std::string name; |
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281 int line; |
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282 int column; |
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283 }; |
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284 |
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285 static void |
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286 pr_where (std::ostream& os, const char *who, |
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287 const std::list<error_stack_frame>& frames) |
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288 { |
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289 size_t nframes = frames.size (); |
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290 |
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291 if (nframes > 0) |
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292 pr_where_1 (os, "%s: called from\n", who); |
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293 |
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294 for (const auto& frm : frames) |
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295 { |
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296 std::string fcn_name = frm.name; |
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297 int line = frm.line; |
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298 int column = frm.column; |
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299 |
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300 if (line > 0) |
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301 { |
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302 if (column > 0) |
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303 pr_where_1 (os, " %s at line %d column %d\n", |
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304 fcn_name.c_str (), line, column); |
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305 else |
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306 pr_where_1 (os, " %s at line %d\n", fcn_name.c_str (), line); |
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307 } |
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308 else |
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309 pr_where_1 (os, " %s\n", fcn_name.c_str ()); |
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310 } |
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311 } |
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312 |
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313 static void |
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314 pr_where (std::ostream& os, const char *who) |
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315 { |
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316 octave::call_stack& cs = octave::__get_call_stack__ ("pr_where"); |
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317 |
23052
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318 std::list<octave::call_stack::stack_frame> call_stack_frames |
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319 = cs.backtrace_frames (); |
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320 |
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321 // Print the error message only if it is different from the previous one; |
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322 // Makes the output more concise and readable. |
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323 call_stack_frames.unique (); |
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324 |
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325 std::list<error_stack_frame> frames; |
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326 for (const auto& frm : call_stack_frames) |
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327 { |
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328 error_stack_frame frame; |
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329 |
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330 frame.name = frm.fcn_name (); |
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331 frame.line = frm.line (); |
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332 frame.column = frm.column (); |
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333 |
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334 frames.push_back (frame); |
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335 } |
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336 |
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337 pr_where (os, who, frames); |
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338 } |
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339 |
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340 octave::execution_exception |
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341 make_execution_exception (const char *who) |
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342 { |
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343 std::ostringstream buf; |
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344 |
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345 pr_where (buf, who); |
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346 |
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347 octave::execution_exception retval; |
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348 |
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349 retval.set_stack_trace (buf.str ()); |
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350 |
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351 return retval; |
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352 } |
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353 |
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354 static void |
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355 maybe_enter_debugger (octave::execution_exception& e, |
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356 bool show_stack_trace = false) |
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357 { |
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358 octave::call_stack& cs = octave::__get_call_stack__ ("maybe_enter_debugger"); |
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359 |
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360 if ((octave::application::interactive () |
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361 || octave::application::forced_interactive ()) |
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362 && ((Vdebug_on_error && bp_table::debug_on_err (last_error_id ())) |
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363 || (Vdebug_on_caught && bp_table::debug_on_caught (last_error_id ()))) |
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364 && cs.caller_user_code ()) |
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365 { |
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366 octave::unwind_protect frame; |
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367 frame.protect_var (Vdebug_on_error); |
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368 Vdebug_on_error = false; |
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369 |
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370 octave::tree_evaluator::debug_mode = true; |
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371 |
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372 octave::tree_evaluator::current_frame = cs.current_frame (); |
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373 |
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374 if (show_stack_trace) |
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375 { |
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376 std::string stack_trace = e.info (); |
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377 |
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378 if (! stack_trace.empty ()) |
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379 { |
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380 std::cerr << stack_trace; |
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381 |
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382 e.set_stack_trace (); |
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383 } |
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384 } |
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385 |
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386 do_keyboard (octave_value_list ()); |
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387 } |
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388 } |
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389 |
3491 | 390 // Warning messages are never buffered. |
391 | |
392 static void | |
5567 | 393 vwarning (const char *name, const char *id, const char *fmt, va_list args) |
3491 | 394 { |
4452 | 395 if (discard_warning_messages) |
396 return; | |
397 | |
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398 octave::flush_stdout (); |
3491 | 399 |
5765 | 400 std::ostringstream output_buf; |
3491 | 401 |
3761 | 402 octave_vformat (output_buf, fmt, args); |
403 | |
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404 // FIXME: we really want to capture the message before it has all the |
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405 // formatting goop attached to it. We probably also want just the |
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406 // message, not the traceback information. |
3935 | 407 |
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408 std::string base_msg = output_buf.str (); |
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409 std::string msg_string; |
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410 |
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411 if (name) |
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412 msg_string = std::string (name) + ": "; |
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413 |
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414 msg_string += base_msg + '\n'; |
3934 | 415 |
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416 Vlast_warning_id = id; |
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417 Vlast_warning_message = base_msg; |
3934 | 418 |
5582 | 419 if (! Vquiet_warning) |
420 { | |
421 octave_diary << msg_string; | |
3935 | 422 |
5582 | 423 std::cerr << msg_string; |
424 } | |
3491 | 425 } |
426 | |
1 | 427 void |
6338 | 428 vmessage (const char *name, const char *fmt, va_list args) |
429 { | |
430 verror (false, std::cerr, name, "", fmt, args); | |
431 } | |
432 | |
433 void | |
1 | 434 message (const char *name, const char *fmt, ...) |
435 { | |
436 va_list args; | |
437 va_start (args, fmt); | |
6338 | 438 vmessage (name, fmt, args); |
1 | 439 va_end (args); |
440 } | |
441 | |
442 void | |
6338 | 443 vmessage_with_id (const char *name, const char *id, const char *fmt, |
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444 va_list args) |
6338 | 445 { |
446 verror (false, std::cerr, name, id, fmt, args); | |
447 } | |
448 | |
449 void | |
5567 | 450 message_with_id (const char *name, const char *id, const char *fmt, ...) |
451 { | |
452 va_list args; | |
453 va_start (args, fmt); | |
6338 | 454 vmessage_with_id (name, id, fmt, args); |
5567 | 455 va_end (args); |
456 } | |
457 | |
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458 OCTAVE_NORETURN static |
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459 void |
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460 usage_1 (octave::execution_exception& e, const char *id, |
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461 const char *fmt, va_list args) |
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462 { |
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463 verror (true, std::cerr, "usage", id, fmt, args); |
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464 |
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465 maybe_enter_debugger (e); |
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466 |
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467 throw e; |
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468 } |
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469 |
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470 OCTAVE_NORETURN static |
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471 void |
5567 | 472 usage_1 (const char *id, const char *fmt, va_list args) |
473 { | |
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474 octave::execution_exception e = make_execution_exception ("usage"); |
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475 |
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476 usage_1 (e, id, fmt, args); |
5567 | 477 } |
478 | |
479 void | |
6338 | 480 vusage (const char *fmt, va_list args) |
481 { | |
482 usage_1 ("", fmt, args); | |
483 } | |
484 | |
485 void | |
1 | 486 usage (const char *fmt, ...) |
487 { | |
488 va_list args; | |
489 va_start (args, fmt); | |
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490 usage_1 ("", fmt, args); |
5567 | 491 va_end (args); |
492 } | |
493 | |
494 void | |
6338 | 495 vusage_with_id (const char *id, const char *fmt, va_list args) |
496 { | |
497 usage_1 (id, fmt, args); | |
498 } | |
499 | |
500 void | |
5567 | 501 usage_with_id (const char *id, const char *fmt, ...) |
502 { | |
503 va_list args; | |
504 va_start (args, fmt); | |
6338 | 505 vusage_with_id (id, fmt, args); |
1 | 506 va_end (args); |
507 } | |
508 | |
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509 OCTAVE_NORETURN static |
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510 void |
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511 error_1 (octave::execution_exception& e, std::ostream& os, |
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512 const char *name, const char *id, const char *fmt, |
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513 va_list args, bool with_cfn = false) |
6000 | 514 { |
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515 bool show_stack_trace = false; |
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516 |
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517 if (fmt) |
6000 | 518 { |
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519 if (*fmt) |
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520 { |
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521 size_t len = strlen (fmt); |
6000 | 522 |
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523 if (len > 0) |
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524 { |
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525 if (fmt[len - 1] == '\n') |
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526 { |
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527 if (len > 1) |
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528 { |
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529 std::string tmp_fmt (fmt, len - 1); |
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530 verror (true, os, name, id, tmp_fmt.c_str (), |
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531 args, with_cfn); |
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532 } |
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533 |
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534 // If format ends with newline, suppress stack trace. |
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535 e.set_stack_trace (); |
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536 } |
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537 else |
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538 { |
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539 verror (true, os, name, id, fmt, args, with_cfn); |
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540 |
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541 octave::call_stack& cs |
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542 = octave::__get_call_stack__ ("error_1"); |
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543 |
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544 bool in_user_code = cs.caller_user_code () != nullptr; |
6000 | 545 |
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546 if (in_user_code && ! discard_error_messages) |
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547 show_stack_trace = true; |
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548 } |
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549 } |
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550 } |
6000 | 551 } |
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552 else |
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553 panic ("error_1: invalid format"); |
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554 |
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555 maybe_enter_debugger (e, show_stack_trace); |
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556 |
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557 throw e; |
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558 } |
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559 |
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560 OCTAVE_NORETURN static |
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561 void |
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562 error_1 (std::ostream& os, const char *name, const char *id, |
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563 const char *fmt, va_list args, bool with_cfn = false) |
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564 { |
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565 octave::execution_exception e = make_execution_exception ("error"); |
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566 |
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567 error_1 (e, os, name, id, fmt, args, with_cfn); |
6000 | 568 } |
569 | |
570 void | |
6338 | 571 verror (const char *fmt, va_list args) |
572 { | |
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573 error_1 (std::cerr, "error", "", fmt, args); |
6338 | 574 } |
575 | |
576 void | |
6000 | 577 error (const char *fmt, ...) |
578 { | |
579 va_list args; | |
580 va_start (args, fmt); | |
6338 | 581 verror (fmt, args); |
6000 | 582 va_end (args); |
583 } | |
584 | |
585 void | |
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586 verror (octave::execution_exception& e, const char *fmt, va_list args) |
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587 { |
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588 error_1 (e, std::cerr, "error", "", fmt, args); |
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589 } |
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590 |
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591 void |
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592 error (octave::execution_exception& e, const char *fmt, ...) |
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593 { |
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594 va_list args; |
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595 va_start (args, fmt); |
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596 verror (e, fmt, args); |
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597 va_end (args); |
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598 } |
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599 |
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600 void |
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601 verror_with_cfn (const char *fmt, va_list args) |
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602 { |
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603 error_1 (std::cerr, "error", "", fmt, args, true); |
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604 } |
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605 |
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606 void |
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607 error_with_cfn (const char *fmt, ...) |
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608 { |
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609 va_list args; |
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610 va_start (args, fmt); |
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611 verror_with_cfn (fmt, args); |
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612 va_end (args); |
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613 } |
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614 |
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615 void |
6338 | 616 verror_with_id (const char *id, const char *fmt, va_list args) |
617 { | |
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618 error_1 (std::cerr, "error", id, fmt, args); |
6338 | 619 } |
620 | |
621 void | |
6000 | 622 error_with_id (const char *id, const char *fmt, ...) |
623 { | |
624 va_list args; | |
625 va_start (args, fmt); | |
6338 | 626 verror_with_id (id, fmt, args); |
6000 | 627 va_end (args); |
628 } | |
629 | |
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630 void |
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631 verror_with_id_cfn (const char *id, const char *fmt, va_list args) |
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632 { |
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633 error_1 (std::cerr, "error", id, fmt, args, true); |
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634 } |
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635 |
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636 void |
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637 error_with_id_cfn (const char *id, const char *fmt, ...) |
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638 { |
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639 va_list args; |
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640 va_start (args, fmt); |
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641 verror_with_id_cfn (id, fmt, args); |
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642 va_end (args); |
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643 } |
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644 |
5567 | 645 static int |
646 check_state (const std::string& state) | |
647 { | |
648 // -1: not found | |
649 // 0: found, "off" | |
650 // 1: found, "on" | |
651 // 2: found, "error" | |
652 | |
653 if (state == "off") | |
654 return 0; | |
655 else if (state == "on") | |
656 return 1; | |
657 else if (state == "error") | |
658 return 2; | |
659 else | |
660 return -1; | |
661 } | |
662 | |
663 // For given warning ID, return 0 if warnings are disabled, 1 if | |
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664 // enabled, and 2 if the given ID should be an error instead of a |
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665 // warning. |
5567 | 666 |
5781 | 667 int |
5567 | 668 warning_enabled (const std::string& id) |
1 | 669 { |
5567 | 670 int retval = 0; |
671 | |
672 int all_state = -1; | |
673 int id_state = -1; | |
674 | |
675 octave_idx_type nel = warning_options.numel (); | |
676 | |
677 if (nel > 0) | |
678 { | |
679 Cell identifier = warning_options.contents ("identifier"); | |
680 Cell state = warning_options.contents ("state"); | |
681 | |
682 bool all_found = false; | |
683 bool id_found = false; | |
684 | |
685 for (octave_idx_type i = 0; i < nel; i++) | |
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686 { |
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687 octave_value ov = identifier(i); |
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688 std::string ovs = ov.string_value (); |
5567 | 689 |
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690 if (! all_found && ovs == "all") |
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691 { |
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692 all_state = check_state (state(i).string_value ()); |
5567 | 693 |
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694 if (all_state >= 0) |
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695 all_found = true; |
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696 } |
5567 | 697 |
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698 if (! id_found && ovs == id) |
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699 { |
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700 id_state = check_state (state(i).string_value ()); |
5567 | 701 |
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702 if (id_state >= 0) |
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703 id_found = true; |
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704 } |
5567 | 705 |
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706 if (all_found && id_found) |
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707 break; |
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708 } |
5567 | 709 } |
710 | |
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711 // If "all" is not present, assume warnings are enabled. |
5567 | 712 if (all_state == -1) |
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713 all_state = 1; |
5567 | 714 |
715 if (all_state == 0) | |
716 { | |
717 if (id_state >= 0) | |
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718 retval = id_state; |
5567 | 719 } |
720 else if (all_state == 1) | |
721 { | |
722 if (id_state == 0 || id_state == 2) | |
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723 retval = id_state; |
5567 | 724 else |
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725 retval = all_state; |
5567 | 726 } |
727 else if (all_state == 2) | |
7206 | 728 { |
729 if (id_state == 0) | |
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730 retval= id_state; |
7206 | 731 else |
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732 retval = all_state; |
7206 | 733 } |
5567 | 734 |
735 return retval; | |
736 } | |
737 | |
738 static void | |
739 warning_1 (const char *id, const char *fmt, va_list args) | |
740 { | |
741 int warn_opt = warning_enabled (id); | |
742 | |
743 if (warn_opt == 2) | |
744 { | |
745 // Handle this warning as an error. | |
746 | |
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747 error_1 (std::cerr, "error", id, fmt, args); |
5567 | 748 } |
749 else if (warn_opt == 1) | |
3934 | 750 { |
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751 bool fmt_suppresses_backtrace = false; |
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752 size_t fmt_len = (fmt ? strlen (fmt) : 0); |
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753 fmt_suppresses_backtrace = (fmt_len > 0 && fmt[fmt_len-1] == '\n'); |
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754 |
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755 if (fmt_suppresses_backtrace && fmt_len > 1) |
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756 { |
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757 // Strip newline before issuing warning |
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758 std::string tmp_fmt (fmt, fmt_len - 1); |
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759 vwarning ("warning", id, tmp_fmt.c_str (), args); |
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760 } |
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761 else |
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762 vwarning ("warning", id, fmt, args); |
8973 | 763 |
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764 octave::call_stack& cs = octave::__get_call_stack__ ("warning_1"); |
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765 |
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766 bool in_user_code = cs.caller_user_code () != nullptr; |
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767 |
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768 if (! fmt_suppresses_backtrace && in_user_code |
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769 && Vbacktrace_on_warning |
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770 && ! discard_warning_messages) |
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771 pr_where (std::cerr, "warning"); |
3935 | 772 |
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773 if ((octave::application::interactive () |
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774 || octave::application::forced_interactive ()) |
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775 && Vdebug_on_warning && in_user_code && bp_table::debug_on_warn (id)) |
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776 { |
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777 octave::unwind_protect frame; |
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778 frame.protect_var (Vdebug_on_warning); |
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779 Vdebug_on_warning = false; |
3707 | 780 |
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781 octave::tree_evaluator::debug_mode = true; |
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782 |
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783 octave::tree_evaluator::current_frame = cs.current_frame (); |
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784 |
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785 do_keyboard (octave_value_list ()); |
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786 } |
3707 | 787 } |
1 | 788 } |
789 | |
790 void | |
6338 | 791 vwarning (const char *fmt, va_list args) |
792 { | |
793 warning_1 ("", fmt, args); | |
794 } | |
795 | |
796 void | |
5567 | 797 warning (const char *fmt, ...) |
798 { | |
799 va_list args; | |
800 va_start (args, fmt); | |
6338 | 801 vwarning (fmt, args); |
5567 | 802 va_end (args); |
803 } | |
804 | |
805 void | |
6338 | 806 vwarning_with_id (const char *id, const char *fmt, va_list args) |
807 { | |
808 warning_1 (id, fmt, args); | |
809 } | |
810 | |
811 void | |
5567 | 812 warning_with_id (const char *id, const char *fmt, ...) |
813 { | |
814 va_list args; | |
815 va_start (args, fmt); | |
6338 | 816 vwarning_with_id (id, fmt, args); |
5567 | 817 va_end (args); |
818 } | |
819 | |
820 void | |
6338 | 821 vparse_error (const char *fmt, va_list args) |
822 { | |
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823 error_1 (std::cerr, nullptr, "", fmt, args); |
6338 | 824 } |
825 | |
826 void | |
1005 | 827 parse_error (const char *fmt, ...) |
828 { | |
829 va_list args; | |
830 va_start (args, fmt); | |
6338 | 831 vparse_error (fmt, args); |
5567 | 832 va_end (args); |
833 } | |
834 | |
835 void | |
6338 | 836 vparse_error_with_id (const char *id, const char *fmt, va_list args) |
837 { | |
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838 error_1 (std::cerr, nullptr, id, fmt, args); |
6338 | 839 } |
840 | |
841 void | |
5567 | 842 parse_error_with_id (const char *id, const char *fmt, ...) |
843 { | |
844 va_list args; | |
845 va_start (args, fmt); | |
6338 | 846 vparse_error_with_id (id, fmt, args); |
1 | 847 va_end (args); |
848 } | |
849 | |
189 | 850 void |
6361 | 851 rethrow_error (const char *id, const char *fmt, ...) |
852 { | |
853 va_list args; | |
854 va_start (args, fmt); | |
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855 error_1 (std::cerr, nullptr, id, fmt, args); |
6361 | 856 va_end (args); |
857 } | |
858 | |
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859 static std::list<error_stack_frame> |
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860 make_stack_frame_list (const octave_map& stack) |
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861 { |
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862 std::list<error_stack_frame> frames; |
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863 |
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864 Cell name = stack.contents ("name"); |
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865 Cell line = stack.contents ("line"); |
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866 Cell column; |
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867 bool have_column = false; |
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868 if (stack.contains ("column")) |
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869 { |
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870 have_column = true; |
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871 column = stack.contents ("column"); |
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872 } |
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873 |
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874 octave_idx_type nel = name.numel (); |
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875 |
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876 for (octave_idx_type i = 0; i < nel; i++) |
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877 { |
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878 error_stack_frame frame; |
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879 |
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880 frame.name = name(i).string_value (); |
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881 frame.line = line(i).int_value (); |
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882 frame.column = (have_column ? column(i).int_value () : -1); |
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883 |
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884 frames.push_back (frame); |
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885 } |
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886 |
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887 return frames; |
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888 } |
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889 |
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890 static void |
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891 rethrow_error_1 (const char *id, const char *fmt, ...) |
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892 { |
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893 va_list args; |
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894 va_start (args, fmt); |
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895 verror (false, std::cerr, nullptr, id, fmt, args); |
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896 va_end (args); |
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897 } |
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898 |
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899 OCTAVE_NORETURN static |
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900 void |
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901 rethrow_error (const std::string& id, const std::string& msg, |
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902 const octave_map& stack) |
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903 { |
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904 octave::execution_exception e = make_execution_exception ("error"); |
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905 |
23577
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906 if (! stack.isempty () |
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907 && ! (stack.contains ("file") && stack.contains ("name") |
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908 && stack.contains ("line"))) |
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909 error ("rethrow: STACK struct must contain the fields 'file', 'name', and 'line'"); |
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910 |
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911 Vlast_error_id = id; |
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912 Vlast_error_message = msg; |
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913 Vlast_error_stack = stack; |
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914 |
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915 size_t len = msg.length (); |
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916 |
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917 std::string tmp_msg (msg); |
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918 if (len > 1 && tmp_msg[len-1] == '\n') |
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919 { |
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920 tmp_msg.erase (len - 1); |
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921 |
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922 rethrow_error_1 (id.c_str (), "%s\n", tmp_msg.c_str ()); |
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923 } |
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924 else |
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925 rethrow_error_1 (id.c_str (), "%s", tmp_msg.c_str ()); |
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926 |
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927 if (! stack.isempty ()) |
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928 { |
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929 std::ostringstream buf; |
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930 |
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931 pr_where (buf, "error", make_stack_frame_list (stack)); |
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932 |
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933 e.set_stack_trace (buf.str ()); |
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934 } |
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935 |
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936 throw e; |
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937 } |
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938 |
6361 | 939 void |
1 | 940 panic (const char *fmt, ...) |
941 { | |
942 va_list args; | |
943 va_start (args, fmt); | |
4699 | 944 buffer_error_messages = 0; |
3815 | 945 discard_error_messages = false; |
5567 | 946 verror (false, std::cerr, "panic", "", fmt, args); |
1 | 947 va_end (args); |
948 abort (); | |
949 } | |
950 | |
4732 | 951 static void |
952 defun_usage_message_1 (const char *fmt, ...) | |
953 { | |
954 va_list args; | |
955 va_start (args, fmt); | |
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956 error_1 (octave_stdout, nullptr, "", fmt, args); |
4732 | 957 va_end (args); |
958 } | |
959 | |
960 void | |
961 defun_usage_message (const std::string& msg) | |
962 { | |
963 defun_usage_message_1 ("%s", msg.c_str ()); | |
964 } | |
965 | |
5567 | 966 typedef void (*error_fun)(const char *, const char *, ...); |
1489 | 967 |
2086 | 968 extern octave_value_list Fsprintf (const octave_value_list&, int); |
1489 | 969 |
3934 | 970 static std::string |
5567 | 971 handle_message (error_fun f, const char *id, const char *msg, |
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972 const octave_value_list& args, bool have_fmt) |
528 | 973 { |
3934 | 974 std::string retval; |
528 | 975 |
3523 | 976 std::string tstr; |
1728 | 977 |
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978 if (args.length () > 0) |
528 | 979 { |
3066 | 980 octave_value arg; |
981 | |
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982 if (have_fmt) |
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983 { |
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984 octave_value_list tmp = Fsprintf (args, 1); |
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985 arg = tmp(0); |
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986 } |
3066 | 987 else |
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988 arg = args(0); |
2745 | 989 |
990 if (arg.is_defined ()) | |
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991 { |
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992 if (arg.is_string ()) |
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993 { |
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994 tstr = arg.string_value (); |
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995 msg = tstr.c_str (); |
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996 |
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997 if (! msg) |
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998 return retval; |
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999 } |
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1000 else if (arg.isempty ()) |
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1001 return retval; |
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1002 } |
528 | 1003 } |
1004 | |
1489 | 1005 // Ugh. |
1006 | |
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1007 size_t len = strlen (msg); |
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1008 |
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1009 if (len > 0) |
1489 | 1010 { |
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1011 if (msg[len - 1] == '\n') |
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1012 { |
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1013 if (len > 1) |
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1014 { |
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1015 std::string tmp_msg (msg, len - 1); |
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1016 f (id, "%s\n", tmp_msg.c_str ()); |
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1017 retval = tmp_msg; |
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1018 } |
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1019 } |
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1020 else |
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1021 { |
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1022 f (id, "%s", msg); |
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1023 retval = msg; |
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1024 } |
3934 | 1025 } |
528 | 1026 |
1027 return retval; | |
1028 } | |
1029 | |
6361 | 1030 DEFUN (rethrow, args, , |
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1031 doc: /* -*- texinfo -*- |
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1032 @deftypefn {} {} rethrow (@var{err}) |
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1033 Reissue a previous error as defined by @var{err}. |
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1034 |
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1035 @var{err} is a structure that must contain at least the @qcode{"message"} |
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1036 and @qcode{"identifier"} fields. @var{err} can also contain a field |
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1037 @qcode{"stack"} that gives information on the assumed location of the |
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1038 error. Typically @var{err} is returned from @code{lasterror}. |
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1039 @seealso{lasterror, lasterr, error} |
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1040 @end deftypefn */) |
6361 | 1041 { |
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1042 if (args.length () != 1) |
6959 | 1043 print_usage (); |
20803
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1044 |
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1045 const octave_scalar_map err = args(0).scalar_map_value (); |
6361 | 1046 |
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1047 if (! (err.contains ("message") && err.contains ("identifier"))) |
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1048 error ("rethrow: ERR struct must contain the fields 'message' and 'identifier'"); |
9166
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1049 |
20918
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|
1050 std::string msg = err.contents ("message").string_value (); |
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1051 std::string id = err.contents ("identifier").string_value (); |
6483 | 1052 |
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1053 octave_map err_stack = initialize_last_error_stack (); |
6483 | 1054 |
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1055 if (err.contains ("stack")) |
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1056 err_stack = err.contents ("stack").xmap_value ("ERR.STACK must be a struct"); |
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1057 |
22808
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1058 rethrow_error (id, msg, err_stack); |
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1059 |
21078
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maint: Remove unnecessary declarations of retval.
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1060 return ovl (); |
6361 | 1061 } |
1062 | |
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1063 // Determine whether the first argument to error or warning function |
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1064 // should be handled as the message identifier or as the format string. |
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1065 |
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1066 static bool |
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1067 maybe_extract_message_id (const std::string& caller, |
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1068 const octave_value_list& args, |
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1069 octave_value_list& nargs, |
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1070 std::string& id) |
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1071 { |
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1072 nargs = args; |
21017
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|
1073 id = ""; |
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1074 |
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1075 int nargin = args.length (); |
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1076 |
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1077 bool have_fmt = nargin > 1; |
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1078 |
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1079 if (nargin > 0) |
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1080 { |
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1081 std::string arg1 = args(0).string_value (); |
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1082 |
23812
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1083 // For compatibility with Matlab, an identifier must contain ':', |
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1084 // but not at the beginning or the end, and it must not contain '%' |
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1085 // (even if it is not a valid conversion operator) or whitespace. |
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1086 |
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1087 if (arg1.find_first_of ("% \f\n\r\t\v") == std::string::npos |
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1088 && arg1.find (':') != std::string::npos |
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1089 && arg1[0] != ':' |
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1090 && arg1.back () != ':') |
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1091 { |
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1092 if (nargin > 1) |
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1093 { |
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1094 id = arg1; |
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1095 |
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1096 nargs.resize (nargin-1); |
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1097 |
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1098 for (int i = 1; i < nargin; i++) |
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1099 nargs(i-1) = args(i); |
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1100 } |
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1101 else |
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1102 nargs(0) = "call to " + caller |
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1103 + " with message identifier '" + arg1 |
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1104 + "' requires message"; |
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1105 } |
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1106 } |
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1107 |
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1108 return have_fmt; |
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1109 } |
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1110 |
1957 | 1111 DEFUN (error, args, , |
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1112 doc: /* -*- texinfo -*- |
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1113 @deftypefn {} {} error (@var{template}, @dots{}) |
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1114 @deftypefnx {} {} error (@var{id}, @var{template}, @dots{}) |
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1115 Display an error message and stop m-file execution. |
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1116 |
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1117 Format the optional arguments under the control of the template string |
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1118 @var{template} using the same rules as the @code{printf} family of |
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1119 functions (@pxref{Formatted Output}) and print the resulting message |
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1120 on the @code{stderr} stream. The message is prefixed by the character |
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1121 string @samp{error: }. |
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1122 |
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1123 Calling @code{error} also sets Octave's internal error state such that |
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1124 control will return to the top level without evaluating any further |
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1125 commands. This is useful for aborting from functions or scripts. |
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1126 |
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1127 If the error message does not end with a newline character, Octave will |
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1128 print a traceback of all the function calls leading to the error. For |
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1129 example, given the following function definitions: |
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1130 |
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1131 @example |
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1132 @group |
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1133 function f () g (); end |
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1134 function g () h (); end |
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1135 function h () nargin == 1 || error ("nargin != 1"); end |
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1136 @end group |
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1137 @end example |
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1138 |
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1139 @noindent |
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|
1140 calling the function @code{f} will result in a list of messages that |
22808
1d3d0321bc5d
preserve lasterror info on rethrow (bug #49642)
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|
1141 can help you to quickly find the exact location of the error: |
21966
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|
1142 |
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|
1143 @example |
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1144 @group |
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1145 f () |
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1146 error: nargin != 1 |
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1147 error: called from: |
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1148 error: h at line 1, column 27 |
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1149 error: g at line 1, column 15 |
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1150 error: f at line 1, column 15 |
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1151 @end group |
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1152 @end example |
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|
1153 |
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|
1154 If the error message ends in a newline character, Octave will print the |
112b20240c87
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1155 message but will not display any traceback messages as it returns |
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1156 control to the top level. For example, modifying the error message |
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1157 in the previous example to end in a newline causes Octave to only print |
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1158 a single message: |
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|
1159 |
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|
1160 @example |
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1161 @group |
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|
1162 function h () nargin == 1 || error ("nargin != 1\n"); end |
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1163 f () |
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1164 error: nargin != 1 |
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1165 @end group |
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1166 @end example |
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1167 |
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1168 A null string ("") input to @code{error} will be ignored and the code |
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|
1169 will continue running as if the statement were a NOP@. This is for |
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1170 compatibility with @sc{matlab}. It also makes it possible to write code |
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1171 such as |
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1172 |
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1173 @example |
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1174 @group |
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1175 err_msg = ""; |
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1176 if (CONDITION 1) |
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1177 err_msg = "CONDITION 1 found"; |
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1178 elseif (CONDITION2) |
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1179 err_msg = "CONDITION 2 found"; |
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1180 @dots{} |
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1181 endif |
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1182 error (err_msg); |
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1183 @end group |
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1184 @end example |
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1185 |
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1186 @noindent |
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1187 which will only stop execution if an error has been found. |
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1188 |
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1189 Implementation Note: For compatibility with @sc{matlab}, escape |
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1190 sequences in @var{template} (e.g., @qcode{"@xbackslashchar{}n"} => |
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1191 newline) are processed regardless of whether @var{template} has been defined |
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1192 with single quotes, as long as there are two or more input arguments. To |
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1193 disable escape sequence expansion use a second backslash before the sequence |
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1194 (e.g., @qcode{"@xbackslashchar{}@xbackslashchar{}n"}) or use the |
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1195 @code{regexptranslate} function. |
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1196 @seealso{warning, lasterror} |
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1197 @end deftypefn */) |
897 | 1198 { |
7252 | 1199 |
1200 int nargin = args.length (); | |
1201 | |
20918
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1202 if (nargin == 0) |
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1203 print_usage (); |
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1204 |
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
parents:
20897
diff
changeset
|
1205 octave_value retval; |
6f0bd96f93c0
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
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20897
diff
changeset
|
1206 |
7252 | 1207 octave_value_list nargs = args; |
1208 | |
1209 std::string id; | |
1210 | |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
1211 bool have_fmt = false; |
5567 | 1212 |
23584
7ed6b258db91
maint: Deprecate is_map and replace with isstruct.
Rik <rik@octave.org>
parents:
23577
diff
changeset
|
1213 if (nargin == 1 && args(0).isstruct ()) |
20803
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John W. Eaton <jwe@octave.org>
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|
1214 { |
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changeset
|
1215 // empty struct is not an error. return and resume calling function. |
23577
80c42f4cca13
maint: Deprecate is_empty and replace with isempty.
Rik <rik@octave.org>
parents:
23573
diff
changeset
|
1216 if (args(0).isempty ()) |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
1217 return retval; |
13709
a0875c6cab7e
error.cc: Don't complain if error struct input is empty (Matlab compatability)
Rik <octave@nomad.inbox5.com>
parents:
12705
diff
changeset
|
1218 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1219 octave_scalar_map m = args(0).scalar_map_value (); |
7252 | 1220 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1221 // empty struct is not an error. return and resume calling function. |
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John W. Eaton <jwe@octave.org>
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|
1222 if (m.nfields () == 0) |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1223 return retval; |
7252 | 1224 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1225 if (m.contains ("message")) |
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John W. Eaton <jwe@octave.org>
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|
1226 { |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1227 octave_value c = m.getfield ("message"); |
9675
ef45d191d833
error: improve compatibility for calls with no arguments or empty format
John W. Eaton <jwe@octave.org>
parents:
9588
diff
changeset
|
1228 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1229 if (c.is_string ()) |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1230 nargs(0) = c.string_value (); |
14558
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
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diff
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|
1231 } |
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
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|
1232 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1233 if (m.contains ("identifier")) |
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|
1234 { |
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John W. Eaton <jwe@octave.org>
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|
1235 octave_value c = m.getfield ("identifier"); |
7252 | 1236 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1237 if (c.is_string ()) |
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|
1238 id = c.string_value (); |
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|
1239 } |
9675
ef45d191d833
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John W. Eaton <jwe@octave.org>
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|
1240 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1241 // FIXME: also need to handle "stack" field in error structure, |
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1242 // but that will require some more significant surgery on |
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1243 // handle_message, error_with_id, etc. |
7252 | 1244 } |
20803
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eliminate return statements after calls to print_usage
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|
1245 else |
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|
1246 have_fmt = maybe_extract_message_id ("error", args, nargs, id); |
14558
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John W. Eaton <jwe@octave.org>
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|
1247 |
20803
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John W. Eaton <jwe@octave.org>
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|
1248 handle_message (error_with_id, id.c_str (), "unspecified error", |
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|
1249 nargs, have_fmt); |
7252 | 1250 |
3934 | 1251 return retval; |
1489 | 1252 } |
897 | 1253 |
15427
6823ad7a25b1
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diff
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|
1254 static octave_scalar_map |
6823ad7a25b1
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diff
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|
1255 warning_query (const std::string& id_arg) |
6823ad7a25b1
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|
1256 { |
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|
1257 octave_scalar_map retval; |
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John W. Eaton <jwe@octave.org>
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|
1258 |
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John W. Eaton <jwe@octave.org>
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|
1259 std::string id = id_arg; |
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|
1260 |
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diff
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|
1261 if (id == "last") |
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|
1262 id = Vlast_warning_id; |
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|
1263 |
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|
1264 Cell ident = warning_options.contents ("identifier"); |
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|
1265 Cell state = warning_options.contents ("state"); |
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|
1266 |
6823ad7a25b1
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|
1267 octave_idx_type nel = ident.numel (); |
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|
1268 |
20535
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|
1269 assert (nel != 0); |
b70cc4bd8109
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|
1270 |
15427
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diff
changeset
|
1271 bool found = false; |
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|
1272 |
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|
1273 std::string val; |
6823ad7a25b1
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|
1274 |
6823ad7a25b1
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John W. Eaton <jwe@octave.org>
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changeset
|
1275 for (octave_idx_type i = 0; i < nel; i++) |
6823ad7a25b1
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|
1276 { |
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John W. Eaton <jwe@octave.org>
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|
1277 if (ident(i).string_value () == id) |
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John W. Eaton <jwe@octave.org>
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|
1278 { |
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John W. Eaton <jwe@octave.org>
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|
1279 val = state(i).string_value (); |
6823ad7a25b1
implement local option for warnings
John W. Eaton <jwe@octave.org>
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|
1280 found = true; |
6823ad7a25b1
implement local option for warnings
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diff
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|
1281 break; |
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|
1282 } |
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|
1283 } |
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|
1284 |
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|
1285 if (! found) |
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|
1286 { |
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John W. Eaton <jwe@octave.org>
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|
1287 for (octave_idx_type i = 0; i < nel; i++) |
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|
1288 { |
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|
1289 if (ident(i).string_value () == "all") |
6823ad7a25b1
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diff
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|
1290 { |
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|
1291 val = state(i).string_value (); |
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|
1292 found = true; |
6823ad7a25b1
implement local option for warnings
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diff
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|
1293 break; |
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|
1294 } |
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|
1295 } |
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|
1296 } |
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|
1297 |
20535
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|
1298 // The warning state "all" is always supposed to remain in the list, |
b70cc4bd8109
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|
1299 // so we should always find a state, either explicitly or by using the |
b70cc4bd8109
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|
1300 // state for "all". |
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|
1301 |
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|
1302 assert (found); |
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|
1303 |
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|
1304 retval.assign ("identifier", id); |
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begin removal of global error_state variable
John W. Eaton <jwe@octave.org>
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|
1305 retval.assign ("state", val); |
15427
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|
1306 |
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|
1307 return retval; |
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1308 } |
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John W. Eaton <jwe@octave.org>
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|
1309 |
19439
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fix handling of options struct passed to warning function (bug #36393)
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|
1310 static std::string |
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|
1311 default_warning_state (void) |
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|
1312 { |
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|
1313 std::string retval = "on"; |
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|
1314 |
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|
1315 Cell ident = warning_options.contents ("identifier"); |
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|
1316 Cell state = warning_options.contents ("state"); |
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1317 |
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|
1318 octave_idx_type nel = ident.numel (); |
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1319 |
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|
1320 for (octave_idx_type i = 0; i < nel; i++) |
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1321 { |
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|
1322 if (ident(i).string_value () == "all") |
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1323 { |
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|
1324 retval = state(i).string_value (); |
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|
1325 break; |
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1326 } |
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1327 } |
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|
1328 |
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|
1329 return retval; |
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1330 } |
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|
1331 |
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|
1332 static void |
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|
1333 display_warning_options (std::ostream& os) |
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1334 { |
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|
1335 Cell ident = warning_options.contents ("identifier"); |
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|
1336 Cell state = warning_options.contents ("state"); |
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1337 |
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|
1338 octave_idx_type nel = ident.numel (); |
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|
1339 |
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|
1340 std::string all_state = default_warning_state (); |
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|
1341 |
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|
1342 if (all_state == "on") |
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1343 os << "By default, warnings are enabled."; |
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1344 else if (all_state == "off") |
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1345 os << "By default, warnings are disabled."; |
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1346 else if (all_state == "error") |
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|
1347 os << "By default, warnings are treated as errors."; |
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1348 else |
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|
1349 panic_impossible (); |
19597
db92e7e28e1f
strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents:
19444
diff
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|
1350 |
19439
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1351 if (nel > 1) |
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1352 os << "\n\n"; |
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|
1353 |
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|
1354 // The state for all is always supposed to be first in the list. |
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1355 |
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|
1356 for (octave_idx_type i = 1; i < nel; i++) |
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1357 { |
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|
1358 std::string tid = ident(i).string_value (); |
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|
1359 std::string tst = state(i).string_value (); |
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|
1360 |
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|
1361 os << std::setw (7) << tst << " " << tid << "\n"; |
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1362 } |
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|
1363 |
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|
1364 os << std::endl; |
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1365 } |
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|
1366 |
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|
1367 static void |
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|
1368 set_warning_option (const std::string& state, const std::string& ident) |
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|
1369 { |
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|
1370 std::string all_state = default_warning_state (); |
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|
1371 |
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|
1372 if (state != "on" && state != "off" && state != "error") |
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|
1373 error ("invalid warning state: %s", state.c_str ()); |
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|
1374 |
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|
1375 Cell tid = warning_options.contents ("identifier"); |
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|
1376 Cell tst = warning_options.contents ("state"); |
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|
1377 |
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|
1378 octave_idx_type nel = tid.numel (); |
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|
1379 |
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|
1380 for (octave_idx_type i = 0; i < nel; i++) |
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|
1381 { |
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|
1382 if (tid(i).string_value () == ident) |
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|
1383 { |
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|
1384 // We found it in the current list of options. If the state |
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|
1385 // for "all" is same as arg1, we can simply remove the item |
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|
1386 // from the list. |
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fix handling of options struct passed to warning function (bug #36393)
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|
1387 |
22121
879f297f3194
Retain at least "all" in warning list (bug #47543)
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22094
diff
changeset
|
1388 if (state == all_state && ident != "all") |
19439
93fbdbcb3349
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|
1389 { |
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|
1390 for (i = i + 1; i < nel; i++) |
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|
1391 { |
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fix handling of options struct passed to warning function (bug #36393)
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|
1392 tid(i-1) = tid(i); |
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|
1393 tst(i-1) = tst(i); |
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|
1394 } |
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|
1395 |
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|
1396 tid.resize (dim_vector (1, nel-1)); |
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|
1397 tst.resize (dim_vector (1, nel-1)); |
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|
1398 } |
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John W. Eaton <jwe@octave.org>
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|
1399 else |
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|
1400 tst(i) = state; |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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|
1401 |
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fix handling of options struct passed to warning function (bug #36393)
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|
1402 warning_options.clear (); |
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fix handling of options struct passed to warning function (bug #36393)
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|
1403 |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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diff
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|
1404 warning_options.assign ("identifier", tid); |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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19421
diff
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|
1405 warning_options.assign ("state", tst); |
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fix handling of options struct passed to warning function (bug #36393)
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|
1406 |
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fix handling of options struct passed to warning function (bug #36393)
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|
1407 return; |
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fix handling of options struct passed to warning function (bug #36393)
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|
1408 } |
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fix handling of options struct passed to warning function (bug #36393)
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|
1409 } |
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fix handling of options struct passed to warning function (bug #36393)
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|
1410 |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
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changeset
|
1411 // The option wasn't already in the list. Append it. |
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parents:
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|
1412 |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1413 tid.resize (dim_vector (1, nel+1)); |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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|
1414 tst.resize (dim_vector (1, nel+1)); |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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|
1415 |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1416 tid(nel) = ident; |
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John W. Eaton <jwe@octave.org>
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|
1417 tst(nel) = state; |
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John W. Eaton <jwe@octave.org>
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|
1418 |
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1419 warning_options.clear (); |
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fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
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|
1420 |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
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|
1421 warning_options.assign ("identifier", tid); |
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fix handling of options struct passed to warning function (bug #36393)
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|
1422 warning_options.assign ("state", tst); |
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|
1423 } |
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John W. Eaton <jwe@octave.org>
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|
1424 |
23553
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1425 DEFMETHOD (warning, interp, args, nargout, |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1426 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1427 @deftypefn {} {} warning (@var{template}, @dots{}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1428 @deftypefnx {} {} warning (@var{id}, @var{template}, @dots{}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
1429 @deftypefnx {} {} warning ("on", @var{id}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1430 @deftypefnx {} {} warning ("off", @var{id}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
diff
changeset
|
1431 @deftypefnx {} {} warning ("query", @var{id}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1432 @deftypefnx {} {} warning ("error", @var{id}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
diff
changeset
|
1433 @deftypefnx {} {} warning (@var{state}, "backtrace") |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1434 @deftypefnx {} {} warning (@var{state}, @var{id}, "local") |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1435 Display a warning message or control the behavior of Octave's warning |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1436 system. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1437 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1438 Format the optional arguments under the control of the template string |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1439 @var{template} using the same rules as the @code{printf} family of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
diff
changeset
|
1440 functions (@pxref{Formatted Output}) and print the resulting message |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1441 on the @code{stderr} stream. The message is prefixed by the character |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1442 string @samp{warning: }. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1443 You should use this function when you want to notify the user |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1444 of an unusual condition, but only when it makes sense for your program |
112b20240c87
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1445 to go on. |
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John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1446 |
112b20240c87
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John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1447 The optional message identifier allows users to enable or disable |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1448 warnings tagged by @var{id}. A message identifier is of the form |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1449 "NAMESPACE:WARNING-NAME". Octave's own warnings use the |
112b20240c87
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John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1450 @qcode{"Octave"} namespace (@pxref{XREFwarning_ids}). The special |
112b20240c87
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John W. Eaton <jwe@octave.org>
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diff
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1451 identifier @qcode{"all"} may be used to set the state of all warnings. |
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1452 |
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|
1453 If the first argument is @qcode{"on"} or @qcode{"off"}, |
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1454 set the state of a particular warning using the identifier @var{id}. If the |
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move docstrings in C++ files out of C strings and into comments
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1455 first argument is @qcode{"query"}, query the state of this warning |
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|
1456 instead. If the identifier is omitted, a value of @qcode{"all"} is |
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1457 assumed. If you set the state of a warning to @qcode{"error"}, the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1458 warning named by @var{id} is handled as if it were an error instead. So, |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1459 for example, the following handles all warnings as errors: |
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move docstrings in C++ files out of C strings and into comments
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|
1460 |
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|
1461 @example |
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move docstrings in C++ files out of C strings and into comments
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|
1462 @group |
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move docstrings in C++ files out of C strings and into comments
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|
1463 warning ("error"); |
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|
1464 @end group |
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1465 @end example |
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|
1466 |
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|
1467 If the state is @qcode{"on"} or @qcode{"off"} and the third argument |
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move docstrings in C++ files out of C strings and into comments
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|
1468 is @qcode{"backtrace"}, then a stack trace is printed along with the |
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move docstrings in C++ files out of C strings and into comments
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1469 warning message when warnings occur inside function calls. This option |
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|
1470 is enabled by default. |
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|
1471 |
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|
1472 If the state is @qcode{"on"}, @qcode{"off"}, or @qcode{"error"} |
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|
1473 and the third argument is @qcode{"local"}, then the warning state |
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|
1474 will be set temporarily, until the end of the current function. |
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move docstrings in C++ files out of C strings and into comments
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1475 Changes to warning states that are set locally affect the current |
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|
1476 function and all functions called from the current scope. The |
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move docstrings in C++ files out of C strings and into comments
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1477 previous warning state is restored on return from the current |
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|
1478 function. The @qcode{"local"} option is ignored if used in the top-level |
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|
1479 workspace. |
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|
1480 |
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|
1481 Implementation Note: For compatibility with @sc{matlab}, escape |
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1482 sequences in @var{template} (e.g., @qcode{"@xbackslashchar{}n"} => |
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|
1483 newline) are processed regardless of whether @var{template} has been defined |
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|
1484 with single quotes, as long as there are two or more input arguments. To |
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|
1485 disable escape sequence expansion use a second backslash before the sequence |
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1486 (e.g., @qcode{"@xbackslashchar{}@xbackslashchar{}n"}) or use the |
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1487 @code{regexptranslate} function. |
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1488 @seealso{warning_ids, lastwarn, error} |
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|
1489 @end deftypefn */) |
1489 | 1490 { |
5567 | 1491 octave_value retval; |
3934 | 1492 |
5567 | 1493 int nargin = args.length (); |
3935 | 1494 bool done = false; |
3934 | 1495 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
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diff
changeset
|
1496 if (nargin > 0 && args.all_strings_p ()) |
3935 | 1497 { |
1498 string_vector argv = args.make_argv ("warning"); | |
1499 | |
20996 | 1500 std::string arg1 = argv[1]; |
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|
1501 std::string arg2 = "all"; |
5567 | 1502 |
20897
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maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
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|
1503 if (nargin >= 2) |
20996 | 1504 arg2 = argv[2]; |
5567 | 1505 |
20678
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|
1506 if (arg1 == "on" || arg1 == "off" || arg1 == "error") |
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|
1507 { |
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|
1508 octave_map old_warning_options = warning_options; |
15427
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implement local option for warnings
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|
1509 |
23693
b9378eff6d13
move symbol_table class inside octave namespace
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23611
diff
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|
1510 octave::symbol_table& symtab = interp.get_symbol_table (); |
23599
5cb3a2bb5e1e
don't use singleton for symbol_table
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|
1511 |
20996 | 1512 if (nargin == 3 && argv[3] == "local" |
23599
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don't use singleton for symbol_table
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|
1513 && ! symtab.at_top_level ()) |
20678
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|
1514 { |
23693
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|
1515 octave::symbol_table::scope *scope |
23611
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remove additional functions from symbol_table class
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|
1516 = symtab.require_current_scope ("warning"); |
91c8f006ed8b
remove additional functions from symbol_table class
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|
1517 |
20678
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|
1518 octave_scalar_map val = warning_query (arg2); |
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|
1519 |
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|
1520 octave_value curr_state = val.contents ("state"); |
15427
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|
1521 |
20678
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|
1522 // FIXME: this might be better with a dictionary object. |
15427
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|
1523 |
20678
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|
1524 octave_value curr_warning_states |
23611
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|
1525 = scope->varval (".saved_warning_states."); |
15427
6823ad7a25b1
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|
1526 |
20678
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|
1527 octave_map m; |
15427
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|
1528 |
20678
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|
1529 if (curr_warning_states.is_defined ()) |
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|
1530 m = curr_warning_states.map_value (); |
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|
1531 else |
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|
1532 { |
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|
1533 string_vector fields (2); |
15427
6823ad7a25b1
implement local option for warnings
John W. Eaton <jwe@octave.org>
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|
1534 |
20678
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|
1535 fields(0) = "identifier"; |
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|
1536 fields(1) = "state"; |
4b00afb5e9c3
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|
1537 |
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|
1538 m = octave_map (dim_vector (0, 1), fields); |
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|
1539 } |
15427
6823ad7a25b1
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John W. Eaton <jwe@octave.org>
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diff
changeset
|
1540 |
20678
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|
1541 Cell ids = m.contents ("identifier"); |
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|
1542 Cell states = m.contents ("state"); |
15427
6823ad7a25b1
implement local option for warnings
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|
1543 |
20678
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|
1544 octave_idx_type nel = states.numel (); |
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|
1545 bool found = false; |
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|
1546 octave_idx_type i; |
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|
1547 for (i = 0; i < nel; i++) |
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|
1548 { |
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diff
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|
1549 std::string id = ids(i).string_value (); |
15427
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|
1550 |
20678
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|
1551 if (id == arg2) |
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|
1552 { |
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|
1553 states(i) = curr_state; |
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|
1554 found = true; |
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|
1555 break; |
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|
1556 } |
15427
6823ad7a25b1
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15195
diff
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|
1557 } |
17787
175b392e91fe
Use GNU style coding conventions for code in libinterp/
Rik <rik@octave.org>
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17744
diff
changeset
|
1558 |
20678
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|
1559 if (! found) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10160
diff
changeset
|
1560 { |
20678
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|
1561 m.resize (dim_vector (nel+1, 1)); |
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|
1562 |
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|
1563 ids.resize (dim_vector (nel+1, 1)); |
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|
1564 states.resize (dim_vector (nel+1, 1)); |
3934 | 1565 |
20678
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|
1566 ids(nel) = arg2; |
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|
1567 states(nel) = curr_state; |
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|
1568 } |
7202 | 1569 |
20678
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|
1570 m.contents ("identifier") = ids; |
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|
1571 m.contents ("state") = states; |
7202 | 1572 |
23850
4b0e0cae49db
disallow dynamic variable creation in static scopes (bug #51698)
John W. Eaton <jwe@octave.org>
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23829
diff
changeset
|
1573 scope->force_assign (".saved_warning_states.", m); |
20678
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|
1574 |
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|
1575 // Now ignore the "local" argument and continue to |
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|
1576 // handle the current setting. |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
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20853
diff
changeset
|
1577 nargin--; |
20678
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|
1578 } |
7202 | 1579 |
21000 | 1580 if (nargin >= 2 && arg2 == "all") |
20678
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|
1581 { |
21000 | 1582 // If "all" is explicitly given as ID. |
7202 | 1583 |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1584 octave_map tmp; |
22223
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1585 int is_error = (arg1 == "error"); |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1586 |
22223
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1587 Cell id (1, 1 + 2*is_error); |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1588 Cell st (1, 1 + 2*is_error); |
7206 | 1589 |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1590 id(0) = arg2; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1591 st(0) = arg1; |
7206 | 1592 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1593 // Since internal Octave functions are not compatible, |
22223
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1594 // and "all"=="error" causes any "on" to throw an error, |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1595 // turning all warnings into errors should disable |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1596 // Octave:language-extension. |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1597 |
22223
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1598 if (is_error) |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1599 { |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1600 id(1) = "Octave:language-extension"; |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1601 st(1) = "off"; |
7202 | 1602 |
22223
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1603 id(2) = "Octave:single-quote-string"; |
cf18d6e791a1
Prevent Octave:language-extension from becoming an error (bug #44336).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
22196
diff
changeset
|
1604 st(2) = "off"; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1605 } |
5567 | 1606 |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1607 tmp.assign ("identifier", id); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1608 tmp.assign ("state", st); |
5582 | 1609 |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1610 warning_options = tmp; |
5567 | 1611 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1612 done = true; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1613 } |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1614 else if (arg2 == "backtrace") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1615 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1616 if (arg1 != "error") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1617 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1618 Vbacktrace_on_warning = (arg1 == "on"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1619 done = true; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1620 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1621 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1622 else if (arg2 == "debug") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1623 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1624 if (arg1 != "error") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1625 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1626 Vdebug_on_warning = (arg1 == "on"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1627 done = true; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1628 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1629 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1630 else if (arg2 == "verbose") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1631 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1632 if (arg1 != "error") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1633 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1634 Vverbose_warning = (arg1 == "on"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1635 done = true; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1636 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1637 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1638 else if (arg2 == "quiet") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1639 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1640 if (arg1 != "error") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1641 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1642 Vquiet_warning = (arg1 == "on"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1643 done = true; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1644 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1645 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1646 else |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1647 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1648 if (arg2 == "last") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1649 arg2 = Vlast_warning_id; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1650 |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1651 set_warning_option (arg1, arg2); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1652 |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1653 done = true; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1654 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1655 |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1656 if (done && nargout > 0) |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1657 retval = old_warning_options; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1658 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1659 else if (arg1 == "query") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1660 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1661 if (arg2 == "all") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1662 retval = warning_options; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1663 else if (arg2 == "backtrace" || arg2 == "debug" |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1664 || arg2 == "verbose" || arg2 == "quiet") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1665 { |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1666 octave_scalar_map tmp; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1667 tmp.assign ("identifier", arg2); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1668 if (arg2 == "backtrace") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1669 tmp.assign ("state", Vbacktrace_on_warning ? "on" : "off"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1670 else if (arg2 == "debug") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1671 tmp.assign ("state", Vdebug_on_warning ? "on" : "off"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1672 else if (arg2 == "verbose") |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1673 tmp.assign ("state", Vverbose_warning ? "on" : "off"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1674 else |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1675 tmp.assign ("state", Vquiet_warning ? "on" : "off"); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1676 |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1677 retval = tmp; |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1678 } |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1679 else |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1680 retval = warning_query (arg2); |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1681 |
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1682 done = true; |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1683 } |
3934 | 1684 } |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1685 else if (nargin == 0) |
5567 | 1686 { |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1687 if (nargout > 0) |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1688 retval = warning_options; |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1689 else |
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1690 display_warning_options (octave_stdout); |
3934 | 1691 |
5567 | 1692 done = true; |
1693 } | |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1694 else if (nargin == 1) |
5567 | 1695 { |
1696 octave_value arg = args(0); | |
1697 | |
11058
3329616444f0
replace Octave_map in debug.cc and error.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
11029
diff
changeset
|
1698 octave_map old_warning_options = warning_options; |
5567 | 1699 |
23584
7ed6b258db91
maint: Deprecate is_map and replace with isstruct.
Rik <rik@octave.org>
parents:
23577
diff
changeset
|
1700 if (arg.isstruct ()) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1701 { |
11058
3329616444f0
replace Octave_map in debug.cc and error.cc
Jaroslav Hajek <highegg@gmail.com>
parents:
11029
diff
changeset
|
1702 octave_map m = arg.map_value (); |
5567 | 1703 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1704 if (! m.contains ("identifier") || ! m.contains ("state")) |
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1705 error ("warning: STATE structure must have fields 'identifier' and 'state'"); |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1706 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1707 // Simply step through the struct elements one at a time. |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1708 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1709 Cell ident = m.contents ("identifier"); |
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1710 Cell state = m.contents ("state"); |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1711 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1712 octave_idx_type nel = ident.numel (); |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1713 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1714 for (octave_idx_type i = 0; i < nel; i++) |
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1715 { |
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1716 std::string tst = state(i).string_value (); |
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1717 std::string tid = ident(i).string_value (); |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1718 |
20897
9aad16a799c9
maint: Replace argc variable name with nargin in C++ code.
Rik <rik@octave.org>
parents:
20853
diff
changeset
|
1719 set_warning_option (tst, tid); |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1720 } |
5567 | 1721 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1722 done = true; |
5567 | 1723 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1724 if (nargout > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1725 retval = old_warning_options; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1726 } |
5567 | 1727 } |
1728 | |
20678
4b00afb5e9c3
eliminate more uses of error_state
John W. Eaton <jwe@octave.org>
parents:
20666
diff
changeset
|
1729 if (! done) |
3935 | 1730 { |
5567 | 1731 octave_value_list nargs = args; |
1732 | |
1733 std::string id; | |
1734 | |
14558
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
parents:
14361
diff
changeset
|
1735 bool have_fmt = maybe_extract_message_id ("warning", args, nargs, id); |
5567 | 1736 |
3935 | 1737 std::string prev_msg = Vlast_warning_message; |
1738 | |
5567 | 1739 std::string curr_msg = handle_message (warning_with_id, id.c_str (), |
14558
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
parents:
14361
diff
changeset
|
1740 "unspecified warning", nargs, |
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
parents:
14361
diff
changeset
|
1741 have_fmt); |
3935 | 1742 |
1743 if (nargout > 0) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1744 retval = prev_msg; |
3935 | 1745 } |
1746 | |
3934 | 1747 return retval; |
1748 } | |
1749 | |
20963
6ed7bae8017b
Fix behavior of warning ("error") call (bug #45753).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
20181
diff
changeset
|
1750 /* |
23573
1b4f4ec53b4a
use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents:
23572
diff
changeset
|
1751 %!test <*45753> |
20963
6ed7bae8017b
Fix behavior of warning ("error") call (bug #45753).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
20181
diff
changeset
|
1752 %! warning ("error"); |
6ed7bae8017b
Fix behavior of warning ("error") call (bug #45753).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
20181
diff
changeset
|
1753 %! assert (! isempty (help ("warning"))); |
6ed7bae8017b
Fix behavior of warning ("error") call (bug #45753).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
20181
diff
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|
1754 */ |
6ed7bae8017b
Fix behavior of warning ("error") call (bug #45753).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
20181
diff
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|
1755 |
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1756 octave_value_list |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1757 set_warning_state (const std::string& id, const std::string& state) |
5794 | 1758 { |
1759 octave_value_list args; | |
1760 | |
1761 args(1) = id; | |
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1762 args(0) = state; |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
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diff
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|
1763 |
23553
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1764 octave::interpreter& interp |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1765 = octave::__get_interpreter__ ("set_warning_state"); |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1766 |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1767 return Fwarning (interp, args, 1); |
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
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|
1768 } |
5794 | 1769 |
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1770 octave_value_list |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1771 set_warning_state (const octave_value_list& args) |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
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|
1772 { |
23553
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1773 octave::interpreter& interp |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1774 = octave::__get_interpreter__ ("set_warning_state"); |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1775 |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1776 return Fwarning (interp, args, 1); |
10605
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1777 } |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
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diff
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|
1778 |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1779 void |
1834132fb50b
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John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1780 disable_warning (const std::string& id) |
1834132fb50b
allow non-integer ranges as indices conditionally
John W. Eaton <jwe@octave.org>
parents:
10405
diff
changeset
|
1781 { |
19439
93fbdbcb3349
fix handling of options struct passed to warning function (bug #36393)
John W. Eaton <jwe@octave.org>
parents:
19421
diff
changeset
|
1782 set_warning_option ("off", id); |
5794 | 1783 } |
1784 | |
1785 void | |
1786 initialize_default_warning_state (void) | |
1787 { | |
1788 initialize_warning_options ("on"); | |
1789 | |
1790 // Most people will want to have the following disabled. | |
1791 | |
21990
efce657ceb86
Provide a warning when an array is used in an if/while/until (bug #43098).
Lachlan Andrew <lachlanbis@gmail.com>
parents:
21966
diff
changeset
|
1792 disable_warning ("Octave:array-as-logical"); |
5794 | 1793 disable_warning ("Octave:array-to-scalar"); |
1794 disable_warning ("Octave:array-to-vector"); | |
1795 disable_warning ("Octave:imag-to-real"); | |
19852
e9a0bd0b125c
Rename 'matlab-incompatible' warning to 'language-extension'.
Carnë Draug <carandraug@octave.org>
parents:
19849
diff
changeset
|
1796 disable_warning ("Octave:language-extension"); |
5794 | 1797 disable_warning ("Octave:missing-semicolon"); |
1798 disable_warning ("Octave:neg-dim-as-zero"); | |
1799 disable_warning ("Octave:resize-on-range-error"); | |
1800 disable_warning ("Octave:separator-insert"); | |
1801 disable_warning ("Octave:single-quote-string"); | |
1802 disable_warning ("Octave:str-to-num"); | |
13841
0a158dbdb04a
Remove 3 unused warning ids
Rik <octave@nomad.inbox5.com>
parents:
13709
diff
changeset
|
1803 disable_warning ("Octave:mixed-string-concat"); |
5794 | 1804 disable_warning ("Octave:variable-switch-label"); |
1805 } | |
1806 | |
23553
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1807 DEFMETHOD (lasterror, interp, args, , |
14723784b9f2
don't use singleton for call_stack
John W. Eaton <jwe@octave.org>
parents:
23465
diff
changeset
|
1808 doc: /* -*- texinfo -*- |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1809 @deftypefn {} {@var{lasterr} =} lasterror () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1810 @deftypefnx {} {} lasterror (@var{err}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1811 @deftypefnx {} {} lasterror ("reset") |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1812 Query or set the last error message structure. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
1813 |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
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|
1814 When called without arguments, return a structure containing the last error |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1815 message and other information related to this error. The elements of the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1816 structure are: |
112b20240c87
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diff
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|
1817 |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1818 @table @code |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1819 @item message |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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|
1820 The text of the last error message |
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diff
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|
1821 |
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move docstrings in C++ files out of C strings and into comments
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|
1822 @item identifier |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1823 The message identifier of this error message |
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diff
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|
1824 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
1825 @item stack |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
1826 A structure containing information on where the message occurred. This may |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
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|
1827 be an empty structure if the information cannot be obtained. The fields of |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
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|
1828 the structure are: |
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parents:
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diff
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|
1829 |
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John W. Eaton <jwe@octave.org>
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|
1830 @table @code |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
1831 @item file |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1832 The name of the file where the error occurred |
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|
1833 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
1834 @item name |
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move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
1835 The name of function in which the error occurred |
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|
1836 |
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move docstrings in C++ files out of C strings and into comments
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changeset
|
1837 @item line |
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move docstrings in C++ files out of C strings and into comments
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parents:
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diff
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|
1838 The line number at which the error occurred |
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|
1839 |
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|
1840 @item column |
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move docstrings in C++ files out of C strings and into comments
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parents:
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diff
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|
1841 An optional field with the column number at which the error occurred |
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move docstrings in C++ files out of C strings and into comments
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|
1842 @end table |
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move docstrings in C++ files out of C strings and into comments
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|
1843 @end table |
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|
1844 |
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changeset
|
1845 The last error structure may be set by passing a scalar structure, |
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move docstrings in C++ files out of C strings and into comments
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|
1846 @var{err}, as input. Any fields of @var{err} that match those above are |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
1847 set while any unspecified fields are initialized with default values. |
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|
1848 |
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|
1849 If @code{lasterror} is called with the argument @qcode{"reset"}, all |
112b20240c87
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|
1850 fields are set to their default values. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
1851 @seealso{lasterr, error, lastwarn} |
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John W. Eaton <jwe@octave.org>
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21885
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|
1852 @end deftypefn */) |
6361 | 1853 { |
14846
460a3c6d8bf1
maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
Rik <octave@nomad.inbox5.com>
parents:
14559
diff
changeset
|
1854 int nargin = args.length (); |
6361 | 1855 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
1856 if (nargin > 1) |
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1857 print_usage (); |
6361 | 1858 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20785
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changeset
|
1859 octave_scalar_map err; |
6361 | 1860 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20785
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changeset
|
1861 err.assign ("message", Vlast_error_message); |
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20785
diff
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|
1862 err.assign ("identifier", Vlast_error_id); |
7976
736124a4fa3d
lasterr, lasterror: unwind-protect error_state
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parents:
7882
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|
1863 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
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20785
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changeset
|
1864 err.assign ("stack", octave_value (Vlast_error_stack)); |
7976
736124a4fa3d
lasterr, lasterror: unwind-protect error_state
John W. Eaton <jwe@octave.org>
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|
1865 |
20803
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eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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changeset
|
1866 if (nargin == 1) |
6361 | 1867 { |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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20785
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changeset
|
1868 if (args(0).is_string ()) |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10160
diff
changeset
|
1869 { |
20980
81c2b14c209f
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20946
diff
changeset
|
1870 if (args(0).string_value () != "reset") |
81c2b14c209f
maint: invert if/else/error instances.
John W. Eaton <jwe@octave.org>
parents:
20946
diff
changeset
|
1871 error ("lasterror: unrecognized string argument"); |
6361 | 1872 |
21017
93748bcaec17
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1873 Vlast_error_message = ""; |
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1874 Vlast_error_id = ""; |
6361 | 1875 |
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1876 Vlast_error_stack = initialize_last_error_stack (); |
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1877 } |
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1878 else if (args(0).isstruct ()) |
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1879 { |
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1880 octave_scalar_map new_err = args(0).scalar_map_value (); |
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1881 octave_scalar_map new_err_stack; |
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1882 std::string new_error_message; |
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1883 std::string new_error_id; |
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1884 std::string new_error_file; |
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1885 std::string new_error_name; |
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1886 int new_error_line = -1; |
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1887 int new_error_column = -1; |
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1888 bool initialize_stack = false; |
6361 | 1889 |
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1890 if (new_err.contains ("message")) |
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1891 { |
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1892 const std::string tmp = |
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1893 new_err.getfield ("message").string_value (); |
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1894 new_error_message = tmp; |
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1895 } |
6361 | 1896 |
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1897 if (new_err.contains ("identifier")) |
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1898 { |
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1899 const std::string tmp = |
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1900 new_err.getfield ("identifier").string_value (); |
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1901 new_error_id = tmp; |
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1902 } |
6361 | 1903 |
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1904 if (new_err.contains ("stack")) |
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1905 { |
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1906 if (new_err.getfield ("stack").isempty ()) |
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1907 initialize_stack = true; |
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1908 else |
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1909 { |
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1910 new_err_stack = |
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1911 new_err.getfield ("stack").scalar_map_value (); |
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1912 |
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1913 if (new_err_stack.contains ("file")) |
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1914 { |
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1915 const std::string tmp = |
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1916 new_err_stack.getfield ("file").string_value (); |
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1917 new_error_file = tmp; |
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1918 } |
6361 | 1919 |
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1920 if (new_err_stack.contains ("name")) |
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1921 { |
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1922 const std::string tmp = |
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1923 new_err_stack.getfield ("name").string_value (); |
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1924 new_error_name = tmp; |
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1925 } |
6361 | 1926 |
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1927 if (new_err_stack.contains ("line")) |
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1928 { |
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1929 const int tmp = |
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1930 new_err_stack.getfield ("line").nint_value (); |
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1931 new_error_line = tmp; |
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1932 } |
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1933 |
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1934 if (new_err_stack.contains ("column")) |
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1935 { |
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1936 const int tmp = |
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1937 new_err_stack.getfield ("column").nint_value (); |
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1938 new_error_column = tmp; |
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1939 } |
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1940 } |
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1941 } |
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1942 |
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1943 Vlast_error_message = new_error_message; |
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1944 Vlast_error_id = new_error_id; |
6361 | 1945 |
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1946 if (initialize_stack) |
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1947 Vlast_error_stack = initialize_last_error_stack (); |
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1948 else if (new_err.contains ("stack")) |
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1949 { |
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1950 new_err_stack.setfield ("file", new_error_file); |
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1951 new_err_stack.setfield ("name", new_error_name); |
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1952 new_err_stack.setfield ("line", new_error_line); |
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1953 new_err_stack.setfield ("column", new_error_column); |
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1954 Vlast_error_stack = new_err_stack; |
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1955 } |
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1956 else |
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1957 { |
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1958 // No stack field. Fill it in with backtrace info. |
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1959 octave_idx_type curr_frame = -1; |
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1960 |
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1961 octave::call_stack& cs = interp.get_call_stack (); |
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1962 |
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1963 Vlast_error_stack = cs.backtrace (0, curr_frame); |
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1964 } |
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1965 } |
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1966 else |
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1967 error ("lasterror: argument must be a structure or a string"); |
6361 | 1968 } |
1969 | |
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1970 return ovl (err); |
6361 | 1971 } |
1972 | |
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1973 /* |
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1974 ## Test lasterror with empty error state |
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1975 %!test |
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1976 %! lasterror ("reset"); |
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1977 %! x = lasterror (); |
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1978 %! assert (x.identifier, "") |
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1979 %! assert (x.message, "") |
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1980 %! assert (isempty (x.stack)) |
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1981 %! lasterror (x); |
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1982 %! y = lasterror (); |
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1983 %! assert (y, x); |
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1984 */ |
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1985 |
5567 | 1986 DEFUN (lasterr, args, nargout, |
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1987 doc: /* -*- texinfo -*- |
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1988 @deftypefn {} {[@var{msg}, @var{msgid}] =} lasterr () |
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1989 @deftypefnx {} {} lasterr (@var{msg}) |
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1990 @deftypefnx {} {} lasterr (@var{msg}, @var{msgid}) |
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1991 Query or set the last error message. |
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1992 |
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|
1993 When called without input arguments, return the last error message and |
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1994 message identifier. |
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1995 |
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1996 With one argument, set the last error message to @var{msg}. |
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1997 |
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1998 With two arguments, also set the last message identifier. |
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1999 @seealso{lasterror, error, lastwarn} |
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2000 @end deftypefn */) |
3935 | 2001 { |
20817
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Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2002 int nargin = args.length (); |
3935 | 2003 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
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diff
changeset
|
2004 if (nargin > 2) |
5823 | 2005 print_usage (); |
3935 | 2006 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
2007 string_vector argv = args.make_argv ("lasterr"); |
5567 | 2008 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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diff
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|
2009 std::string prev_error_id = Vlast_error_id; |
c22206c1a88f
eliminate return statements after calls to print_usage
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|
2010 std::string prev_error_message = Vlast_error_message; |
5567 | 2011 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2012 if (nargin == 2) |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2013 { |
20996 | 2014 Vlast_error_id = argv[2]; |
2015 Vlast_error_message = argv[1]; | |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2016 } |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2017 else if (nargin == 1) |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
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parents:
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diff
changeset
|
2018 { |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2019 Vlast_error_id = ""; |
20996 | 2020 Vlast_error_message = argv[1]; |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2021 } |
5567 | 2022 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2023 if (nargin == 0 || nargout > 0) |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2024 return ovl (prev_error_message, prev_error_id); |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2025 else |
20941
a4f5da7c5463
maint: Replace "octave_value_list ()" with "ovl ()".
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
2026 return ovl (); |
3935 | 2027 } |
2028 | |
5567 | 2029 DEFUN (lastwarn, args, nargout, |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
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|
2030 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2031 @deftypefn {} {[@var{msg}, @var{msgid}] =} lastwarn () |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2032 @deftypefnx {} {} lastwarn (@var{msg}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2033 @deftypefnx {} {} lastwarn (@var{msg}, @var{msgid}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2034 Query or set the last warning message. |
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move docstrings in C++ files out of C strings and into comments
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diff
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|
2035 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2036 When called without input arguments, return the last warning message and |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2037 message identifier. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2038 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2039 With one argument, set the last warning message to @var{msg}. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2040 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2041 With two arguments, also set the last message identifier. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2042 @seealso{warning, lasterror, lasterr} |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2043 @end deftypefn */) |
3934 | 2044 { |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2045 int nargin = args.length (); |
5567 | 2046 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2047 if (nargin > 2) |
5823 | 2048 print_usage (); |
3934 | 2049 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2050 string_vector argv = args.make_argv ("lastwarn"); |
5567 | 2051 |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
parents:
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diff
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|
2052 std::string prev_warning_id = Vlast_warning_id; |
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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|
2053 std::string prev_warning_message = Vlast_warning_message; |
3934 | 2054 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2055 if (nargin == 2) |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2056 { |
20996 | 2057 Vlast_warning_id = argv[2]; |
2058 Vlast_warning_message = argv[1]; | |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2059 } |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2060 else if (nargin == 1) |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
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diff
changeset
|
2061 { |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2062 Vlast_warning_id = ""; |
20996 | 2063 Vlast_warning_message = argv[1]; |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2064 } |
5567 | 2065 |
20817
3d551b2ae928
Use variable name nargin consistently in C++ code.
Rik <rik@octave.org>
parents:
20803
diff
changeset
|
2066 if (nargin == 0 || nargout > 0) |
20828
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2067 return ovl (prev_warning_message, prev_warning_id); |
7883f240d8ea
Clear error/warning ID when lasterror/lastwarning called with just a message.
Rik <rik@octave.org>
parents:
20827
diff
changeset
|
2068 else |
20941
a4f5da7c5463
maint: Replace "octave_value_list ()" with "ovl ()".
Rik <rik@octave.org>
parents:
20940
diff
changeset
|
2069 return ovl (); |
897 | 2070 } |
2071 | |
20946 | 2072 // FIXME: Deprecated in 4.0 and scheduled for removal in 4.4. |
2073 | |
19111 | 2074 DEFUN (__usage__, args, , |
21966
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2075 doc: /* -*- texinfo -*- |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2076 @deftypefn {} {} usage (@var{msg}) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2077 Print the message @var{msg}, prefixed by the string @samp{usage: }, and |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2078 set Octave's internal error state such that control will return to the |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
2079 top level without evaluating any more commands. This is useful for |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2080 aborting from functions. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2081 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
parents:
21885
diff
changeset
|
2082 After @code{usage} is evaluated, Octave will print a traceback of all |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2083 the function calls leading to the usage message. |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2084 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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changeset
|
2085 You should use this function for reporting problems errors that result |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2086 from an improper call to a function, such as calling a function with an |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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changeset
|
2087 incorrect number of arguments, or with arguments of the wrong type. For |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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21885
diff
changeset
|
2088 example, most functions distributed with Octave begin with code like |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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diff
changeset
|
2089 this |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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diff
changeset
|
2090 |
112b20240c87
move docstrings in C++ files out of C strings and into comments
John W. Eaton <jwe@octave.org>
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|
2091 @example |
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move docstrings in C++ files out of C strings and into comments
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2092 @group |
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move docstrings in C++ files out of C strings and into comments
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|
2093 if (nargin != 2) |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2094 usage ("foo (a, b)"); |
112b20240c87
move docstrings in C++ files out of C strings and into comments
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|
2095 endif |
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move docstrings in C++ files out of C strings and into comments
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|
2096 @end group |
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move docstrings in C++ files out of C strings and into comments
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|
2097 @end example |
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move docstrings in C++ files out of C strings and into comments
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changeset
|
2098 |
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move docstrings in C++ files out of C strings and into comments
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|
2099 @noindent |
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move docstrings in C++ files out of C strings and into comments
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|
2100 to check for the proper number of arguments. |
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move docstrings in C++ files out of C strings and into comments
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|
2101 @end deftypefn */) |
899 | 2102 { |
14558
0c9c85e702ca
better compatibility for error/warning message IDs and format specifiers
John W. Eaton <jwe@octave.org>
parents:
14361
diff
changeset
|
2103 handle_message (usage_with_id, "", "unknown", args, true); |
21078
49852ff04747
maint: Remove unnecessary declarations of retval.
Rik <rik@octave.org>
parents:
21040
diff
changeset
|
2104 return ovl (); |
899 | 2105 } |
2106 | |
5794 | 2107 DEFUN (beep_on_error, args, nargout, |
21966
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move docstrings in C++ files out of C strings and into comments
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|
2108 doc: /* -*- texinfo -*- |
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move docstrings in C++ files out of C strings and into comments
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|
2109 @deftypefn {} {@var{val} =} beep_on_error () |
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move docstrings in C++ files out of C strings and into comments
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|
2110 @deftypefnx {} {@var{old_val} =} beep_on_error (@var{new_val}) |
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move docstrings in C++ files out of C strings and into comments
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|
2111 @deftypefnx {} {} beep_on_error (@var{new_val}, "local") |
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|
2112 Query or set the internal variable that controls whether Octave will try |
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move docstrings in C++ files out of C strings and into comments
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|
2113 to ring the terminal bell before printing an error message. |
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|
2114 |
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|
2115 When called from inside a function with the @qcode{"local"} option, the |
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move docstrings in C++ files out of C strings and into comments
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|
2116 variable is changed locally for the function and any subroutines it calls. |
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move docstrings in C++ files out of C strings and into comments
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|
2117 The original variable value is restored when exiting the function. |
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|
2118 @end deftypefn */) |
3707 | 2119 { |
5794 | 2120 return SET_INTERNAL_VARIABLE (beep_on_error); |
3707 | 2121 } |
2122 | |
5794 | 2123 DEFUN (debug_on_error, args, nargout, |
21966
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move docstrings in C++ files out of C strings and into comments
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|
2124 doc: /* -*- texinfo -*- |
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|
2125 @deftypefn {} {@var{val} =} debug_on_error () |
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move docstrings in C++ files out of C strings and into comments
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2126 @deftypefnx {} {@var{old_val} =} debug_on_error (@var{new_val}) |
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2127 @deftypefnx {} {} debug_on_error (@var{new_val}, "local") |
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|
2128 Query or set the internal variable that controls whether Octave will try |
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move docstrings in C++ files out of C strings and into comments
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|
2129 to enter the debugger when an error is encountered. |
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|
2130 |
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|
2131 This will also inhibit printing of the normal traceback message (you will |
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|
2132 only see the top-level error message). |
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|
2133 |
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|
2134 When called from inside a function with the @qcode{"local"} option, the |
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move docstrings in C++ files out of C strings and into comments
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|
2135 variable is changed locally for the function and any subroutines it calls. |
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2136 The original variable value is restored when exiting the function. |
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move docstrings in C++ files out of C strings and into comments
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|
2137 @seealso{debug_on_warning, debug_on_interrupt} |
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move docstrings in C++ files out of C strings and into comments
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|
2138 @end deftypefn */) |
5794 | 2139 { |
2140 return SET_INTERNAL_VARIABLE (debug_on_error); | |
2141 } | |
3707 | 2142 |
5794 | 2143 DEFUN (debug_on_warning, args, nargout, |
21966
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|
2144 doc: /* -*- texinfo -*- |
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|
2145 @deftypefn {} {@var{val} =} debug_on_warning () |
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move docstrings in C++ files out of C strings and into comments
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|
2146 @deftypefnx {} {@var{old_val} =} debug_on_warning (@var{new_val}) |
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move docstrings in C++ files out of C strings and into comments
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|
2147 @deftypefnx {} {} debug_on_warning (@var{new_val}, "local") |
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2148 Query or set the internal variable that controls whether Octave will try |
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2149 to enter the debugger when a warning is encountered. |
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2150 |
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2151 When called from inside a function with the @qcode{"local"} option, the |
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2152 variable is changed locally for the function and any subroutines it calls. |
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2153 The original variable value is restored when exiting the function. |
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2154 @seealso{debug_on_error, debug_on_interrupt} |
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2155 @end deftypefn */) |
5794 | 2156 { |
2157 return SET_INTERNAL_VARIABLE (debug_on_warning); | |
2174 | 2158 } |
2159 | |
7977
065c28e1c368
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2160 std::string |
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2161 last_error_message (void) |
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2162 { |
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2163 return Vlast_error_message; |
065c28e1c368
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2164 } |
065c28e1c368
Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr
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2165 |
065c28e1c368
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2166 std::string |
065c28e1c368
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2167 last_error_id (void) |
065c28e1c368
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2168 { |
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2169 return Vlast_error_id; |
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2170 } |
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2171 |
18222
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Stefan Mahr <dac922@gmx.de>
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2172 octave_map |
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2173 last_error_stack (void) |
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2174 { |
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2175 return Vlast_error_stack; |
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2176 } |
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2177 |
7977
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2178 std::string |
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2179 last_warning_message (void) |
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2180 { |
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2181 return Vlast_warning_message; |
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2182 } |
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2183 |
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2184 std::string |
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2185 last_warning_id (void) |
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2186 { |
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2187 return Vlast_warning_id; |
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2188 } |
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2189 |
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2190 void |
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2191 interpreter_try (octave::unwind_protect& frame) |
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2192 { |
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2193 frame.protect_var (buffer_error_messages); |
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2194 frame.protect_var (Vdebug_on_error); |
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2195 frame.protect_var (Vdebug_on_warning); |
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2196 |
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2197 buffer_error_messages++; |
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2198 Vdebug_on_error = false; |
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2199 Vdebug_on_warning = false; |
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2200 // leave Vdebug_on_caught as it was, so errors in try/catch are still caught |
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2201 } |