octave: libinterp/corefcn/error.cc annotate

annotate libinterp/corefcn/error.cc @ 27301:a2b1ba6c92d5

eliminate unnecessary application::interative function * octave.h, octave.cc (application_interactive): Delete functions. Change all uses to check interactive state of interpreter directly from interpreter object.

author	John W. Eaton <jwe@octave.org>
date	Sun, 28 Jul 2019 17:24:42 -0400
parents	52542cfcc7dc
children	fd32c1a9b1bd

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
26376 00f796120a6d maint: Update copyright dates in all source files. John W. Eaton <jwe@octave.org> parents: 26350 diff changeset	3 Copyright (C) 1993-2019 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	4
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24441 diff changeset	7 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	8 under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24441 diff changeset	9 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	10 (at your option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	11
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	12 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	13 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	15 GNU General Public License for more details.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	18 along with Octave; see the file COPYING. If not, see
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24441 diff changeset	19 <https://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21698 diff changeset	23 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21200 diff changeset	24 # include "config.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	25 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	27 #include <cstdarg>
23448 e1c02e7126a9 avoid calling abort if possible; include cstdlib for declaration if needed John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	28 #include <cstdlib>
1633 4a4440aa1262 [project @ 1995-11-14 23:01:31 by jwe] jwe parents: 1489 diff changeset	29 #include <cstring>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1315 diff changeset	30
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	31 #include <iomanip>
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	32 #include <iostream>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5744 diff changeset	33 #include <sstream>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1633 diff changeset	34 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1633 diff changeset	35
23137 334119c390b3 move bp_table class to separate file John W. Eaton <jwe@octave.org> parents: 23127 diff changeset	36 #include "bp-table.h"
23454 30b6eccd6708 use builtin-defun-decls.h to ensure declarations of interpreter functions John W. Eaton <jwe@octave.org> parents: 23450 diff changeset	37 #include "builtin-defun-decls.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1343 diff changeset	38 #include "defun.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	39 #include "error.h"
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	40 #include "input.h"
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	41 #include "interpreter-private.h"
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	42 #include "interpreter.h"
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	43 #include "oct-map.h"
22089 c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	44 #include "octave.h"
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	45 #include "ov-usr-fcn.h"
2370 a45c7d64b5e3 [project @ 1996-10-11 23:51:15 by jwe] jwe parents: 2200 diff changeset	46 #include "ov.h"
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	47 #include "ovl.h"
1742 a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe] jwe parents: 1728 diff changeset	48 #include "pager.h"
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	49 #include "pt-eval.h"
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	50 #include "unwind-prot.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1343 diff changeset	51 #include "utils.h"
2370 a45c7d64b5e3 [project @ 1996-10-11 23:51:15 by jwe] jwe parents: 2200 diff changeset	52 #include "variables.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	53
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	54 static void verror (bool save_last_error, std::ostream& os, const char *name,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	55 const char id, const char fmt, va_list args,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	56 bool with_cfn = false)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	57 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	58 octave::error_system& es = octave::__get_error_system__ ("verror");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	59
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	60 es.verror (save_last_error, os, name, id, fmt, args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	61 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	62
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	63 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	64 vpr_where (std::ostream& os, const char *fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	65 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	66 if (fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	67 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	68 if (*fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	69 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	70 size_t len = strlen (fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	71
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	72 if (len > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	73 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	74 if (fmt[len - 1] == '\n')
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	75 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	76 if (len > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	77 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	78 std::string tmp_fmt (fmt, len - 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	79 verror (false, os, nullptr, "", tmp_fmt.c_str (), args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	80 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	81 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	82 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	83 verror (false, os, nullptr, "", fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	84 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	85 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	86 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	87 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	88 panic ("vpr_where: invalid format");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	89 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	90
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	91 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	92 pr_where_internal (std::ostream& os, const char *fmt, ...)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	93 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	94 va_list args;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	95 va_start (args, fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	96 vpr_where (os, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	97 va_end (args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	98 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	99
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	100 struct
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	101 error_stack_frame
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	102 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	103 std::string name;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	104 int line;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	105 int column;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	106 };
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	107
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	108 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	109 pr_where (std::ostream& os, const char *who,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	110 const std::list<error_stack_frame>& frames)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	111 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	112 size_t nframes = frames.size ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	113
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	114 if (nframes > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	115 pr_where_internal (os, "%s: called from\n", who);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	116
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	117 for (const auto& frm : frames)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	118 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	119 std::string fcn_name = frm.name;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	120 int line = frm.line;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	121 int column = frm.column;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	122
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	123 if (line > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	124 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	125 if (column > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	126 pr_where_internal (os, " %s at line %d column %d\n",
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	127 fcn_name.c_str (), line, column);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	128 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	129 pr_where_internal (os, " %s at line %d\n",
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	130 fcn_name.c_str (), line);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	131 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	132 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	133 pr_where_internal (os, " %s\n", fcn_name.c_str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	134 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	135 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	136
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	137 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	138 pr_where (std::ostream& os, const char *who)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	139 {
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	140 octave::tree_evaluator& tw = octave::__get_evaluator__ ("pr_where");
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	141
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	142 std::list<octave::stack_frame *> call_stack_frames = tw.backtrace_frames ();
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	143
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	144 // Print the error message only if it is different from the previous one;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	145 // Makes the output more concise and readable.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	146 call_stack_frames.unique ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	147
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	148 std::list<error_stack_frame> frames;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	149 for (const auto *frm : call_stack_frames)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	150 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	151 error_stack_frame frame;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	152
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	153 frame.name = frm->fcn_name ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	154 frame.line = frm->line ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	155 frame.column = frm->column ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	156
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	157 frames.push_back (frame);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	158 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	159
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	160 pr_where (os, who, frames);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	161 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	162
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	163 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	164 maybe_enter_debugger (octave::execution_exception& e,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	165 bool show_stack_trace = false)
4318 115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	166 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	167 octave::error_system& es
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	168 = octave::__get_error_system__ ("maybe_enter_debugger");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	169
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	170 es.maybe_enter_debugger (e, show_stack_trace);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	171 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	172
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	173 OCTAVE_NORETURN
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	174 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	175 vusage (octave::execution_exception& e, const char *id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	176 const char *fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	177 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	178 verror (true, std::cerr, "usage", id, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	179
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	180 maybe_enter_debugger (e);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	181
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	182 throw e;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	183 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	184
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	185 OCTAVE_NORETURN
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	186 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	187 error_1 (octave::execution_exception& e, std::ostream& os,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	188 const char name, const char id, const char *fmt,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	189 va_list args, bool with_cfn = false)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	190 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	191 octave::error_system& es = octave::__get_error_system__ ("error_1");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	192
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	193 es.error_1 (e, os, name, id, fmt, args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	194 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	195
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	196 OCTAVE_NORETURN
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	197 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	198 error_1 (std::ostream& os, const char name, const char id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	199 const char *fmt, va_list args, bool with_cfn = false)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	200 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	201 octave::error_system& es = octave::__get_error_system__ ("error_1");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	202
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	203 es.error_1 (os, name, id, fmt, args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	204 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	205
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	206 static int
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	207 check_state (const std::string& state)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	208 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	209 // -1: not found
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	210 // 0: found, "off"
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	211 // 1: found, "on"
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	212 // 2: found, "error"
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	213
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	214 if (state == "off")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	215 return 0;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	216 else if (state == "on")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	217 return 1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	218 else if (state == "error")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	219 return 2;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	220 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	221 return -1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	222 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	223
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	224 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	225 vwarning (const char id, const char fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	226 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	227 octave::error_system& es = octave::__get_error_system__ ("warning");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	228
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	229 es.vwarning (id, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	230 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	231
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	232 static std::list<error_stack_frame>
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	233 make_stack_frame_list (const octave_map& stack)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	234 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	235 std::list<error_stack_frame> frames;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	236
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	237 Cell name = stack.contents ("name");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	238 Cell line = stack.contents ("line");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	239 Cell column;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	240 bool have_column = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	241 if (stack.contains ("column"))
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	242 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	243 have_column = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	244 column = stack.contents ("column");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	245 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	246
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	247 octave_idx_type nel = name.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	248
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	249 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	250 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	251 error_stack_frame frame;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	252
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	253 frame.name = name(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	254 frame.line = line(i).int_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	255 frame.column = (have_column ? column(i).int_value () : -1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	256
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	257 frames.push_back (frame);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	258 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	259
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	260 return frames;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	261 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	262
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	263 static void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	264 defun_usage_message (const char *fmt, ...)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	265 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	266 va_list args;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	267 va_start (args, fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	268 error_1 (octave_stdout, nullptr, "", fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	269 va_end (args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	270 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	271
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	272 typedef void (error_fun)(const char , const char *, ...);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	273
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	274 static std::string
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	275 handle_message (error_fun f, const char id, const char msg,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	276 const octave_value_list& args, bool have_fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	277 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	278 std::string retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	279
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	280 std::string tmpstr;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	281
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	282 if (args.length () > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	283 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	284 octave_value arg;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	285
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	286 if (have_fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	287 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	288 octave_value_list tmp = Fsprintf (args, 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	289 arg = tmp(0);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	290 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	291 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	292 arg = args(0);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	293
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	294 if (arg.is_defined ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	295 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	296 if (arg.isempty ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	297 return retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	298 else if (arg.is_string ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	299 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	300 tmpstr = arg.string_value (); // 2-stage assignment required
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	301 msg = tmpstr.c_str (); // in order to generate pointer
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	302 // to valid memory.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	303 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	304 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	305 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	306
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	307 // Ugh.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	308
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	309 size_t len = strlen (msg);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	310
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	311 if (len > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	312 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	313 if (msg[len - 1] == '\n')
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	314 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	315 if (len > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	316 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	317 std::string tmp_msg (msg, len - 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	318 f (id, "%s\n", tmp_msg.c_str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	319 retval = tmp_msg;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	320 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	321 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	322 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	323 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	324 f (id, "%s", msg);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	325 retval = msg;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	326 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	327 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	328
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	329 return retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	330 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	331
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	332 // Determine whether the first argument to error or warning function
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	333 // should be handled as the message identifier or as the format string.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	334
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	335 static bool
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	336 maybe_extract_message_id (const std::string& caller,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	337 const octave_value_list& args,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	338 octave_value_list& nargs,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	339 std::string& id)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	340 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	341 nargs = args;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	342 id = "";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	343
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	344 int nargin = args.length ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	345
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	346 bool have_fmt = nargin > 1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	347
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	348 if (nargin > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	349 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	350 std::string arg1 = args(0).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	351
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	352 // For compatibility with Matlab, an identifier must contain ':',
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	353 // but not at the beginning or the end, and it must not contain '%'
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	354 // (even if it is not a valid conversion operator) or whitespace.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	355
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	356 if (arg1.find_first_of ("% \f\n\r\t\v") == std::string::npos
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	357 && arg1.find (':') != std::string::npos
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	358 && arg1[0] != ':'
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	359 && arg1.back () != ':')
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	360 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	361 if (nargin > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	362 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	363 id = arg1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	364
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	365 nargs.resize (nargin-1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	366
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	367 for (int i = 1; i < nargin; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	368 nargs(i-1) = args(i);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	369 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	370 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	371 nargs(0) = "call to " + caller
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	372 + " with message identifier '" + arg1
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	373 + "' requires message";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	374 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	375 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	376
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	377 return have_fmt;
4318 115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	378 }
115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	379
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	380 namespace octave
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	381 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	382 static octave_scalar_map
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	383 init_warning_options (const std::string& state)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	384 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	385 octave_scalar_map initw;
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	386
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	387 initw.setfield ("identifier", "all");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	388 initw.setfield ("state", state);
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	389
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	390 return initw;
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	391 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	392
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	393 static octave_map
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	394 init_error_stack (interpreter& interp)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	395 {
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	396 tree_evaluator& tw = interp.get_evaluator ();
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	397
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	398 return tw.empty_backtrace ();
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	399 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	400
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	401 error_system::error_system (interpreter& interp)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	402 : m_interpreter (interp),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	403 m_debug_on_error (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	404 m_debug_on_caught (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	405 m_debug_on_warning (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	406 m_buffer_error_messages (0),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	407 m_in_try_catch (0),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	408 m_discard_error_messages (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	409 m_discard_warning_messages (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	410 m_beep_on_error (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	411 m_backtrace_on_warning (true),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	412 m_verbose_warning (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	413 m_quiet_warning (false),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	414 m_warning_options (init_warning_options ("on")),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	415 m_last_error_message (),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	416 m_last_warning_message (),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	417 m_last_warning_id (),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	418 m_last_error_id (),
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	419 m_last_error_stack (init_error_stack (interp))
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	420 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	421 initialize_default_warning_state ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	422 }
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	423
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	424 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	425 error_system::debug_on_error (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	426 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	427 return set_internal_variable (m_debug_on_error, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	428 "debug_on_error");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	429 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	430
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	431 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	432 error_system::debug_on_caught (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	433 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	434 return set_internal_variable (m_debug_on_caught, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	435 "debug_on_caught");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	436 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	437
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	438 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	439 error_system::debug_on_warning (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	440 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	441 return set_internal_variable (m_debug_on_warning, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	442 "debug_on_warning");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	443 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	444
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	445 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	446 error_system::buffer_error_messages (const octave_value_list& args,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	447 int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	448 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	449 return set_internal_variable (m_buffer_error_messages, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	450 "buffer_error_messages");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	451 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	452
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	453 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	454 error_system::in_try_catch (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	455 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	456 return set_internal_variable (m_in_try_catch, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	457 "in_try_catch");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	458 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	459
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	460 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	461 error_system::discard_error_messages (const octave_value_list& args,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	462 int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	463 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	464 return set_internal_variable (m_discard_error_messages, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	465 "discard_error_messages");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	466 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	467
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	468 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	469 error_system::discard_warning_messages (const octave_value_list& args,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	470 int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	471 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	472 return set_internal_variable (m_discard_warning_messages, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	473 "discard_warning_messages");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	474 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	475
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	476 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	477 error_system::beep_on_error (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	478 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	479 return set_internal_variable (m_beep_on_error, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	480 "beep_on_error");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	481 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	482
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	483 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	484 error_system::backtrace_on_warning (const octave_value_list& args,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	485 int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	486 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	487 return set_internal_variable (m_backtrace_on_warning, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	488 "backtrace_on_warning");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	489 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	490
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	491 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	492 error_system::verbose_warning (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	493 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	494 return set_internal_variable (m_verbose_warning, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	495 "verbose_warning");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	496 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	497
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	498 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	499 error_system::quiet_warning (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	500 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	501 return set_internal_variable (m_quiet_warning, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	502 "quiet_warning");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	503 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	504
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	505 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	506 error_system::last_error_message (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	507 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	508 return set_internal_variable (m_last_error_message, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	509 "last_error_message");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	510 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	511
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	512 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	513 error_system::last_warning_message (const octave_value_list& args,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	514 int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	515 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	516 return set_internal_variable (m_last_warning_message, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	517 "last_warning_message");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	518 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	519
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	520 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	521 error_system::last_warning_id (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	522 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	523 return set_internal_variable (m_last_warning_id, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	524 "last_warning_id");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	525 }
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	526
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	527 octave_value
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	528 error_system::last_error_id (const octave_value_list& args, int nargout)
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	529 {
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	530 return set_internal_variable (m_last_error_id, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	531 "last_error_id");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	532 }
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	533
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	534 // For given warning ID, return 0 if warnings are disabled, 1 if
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	535 // enabled, and 2 if the given ID should be an error instead of a
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	536 // warning.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	537
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	538 int error_system::warning_enabled (const std::string& id)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	539 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	540 int retval = 0;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	541
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	542 int all_state = -1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	543 int id_state = -1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	544
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	545 octave_map opts = warning_options ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	546
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	547 octave_idx_type nel = opts.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	548
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	549 if (nel > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	550 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	551 Cell identifier = opts.contents ("identifier");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	552 Cell state = opts.contents ("state");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	553
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	554 bool all_found = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	555 bool id_found = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	556
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	557 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	558 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	559 octave_value ov = identifier(i);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	560 std::string ovs = ov.string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	561
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	562 if (! all_found && ovs == "all")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	563 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	564 all_state = check_state (state(i).string_value ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	565
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	566 if (all_state >= 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	567 all_found = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	568 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	569
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	570 if (! id_found && ovs == id)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	571 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	572 id_state = check_state (state(i).string_value ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	573
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	574 if (id_state >= 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	575 id_found = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	576 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	577
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	578 if (all_found && id_found)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	579 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	580 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	581 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	582
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	583 // If "all" is not present, assume warnings are enabled.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	584 if (all_state == -1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	585 all_state = 1;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	586
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	587 if (all_state == 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	588 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	589 if (id_state >= 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	590 retval = id_state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	591 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	592 else if (all_state == 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	593 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	594 if (id_state == 0 \|\| id_state == 2)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	595 retval = id_state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	596 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	597 retval = all_state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	598 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	599 else if (all_state == 2)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	600 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	601 if (id_state == 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	602 retval= id_state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	603 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	604 retval = all_state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	605 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	606
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	607 return retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	608 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	609
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	610 void error_system::verror (bool save_last_error, std::ostream& os,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	611 const char name, const char id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	612 const char *fmt, va_list args, bool with_cfn)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	613 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	614 if (discard_error_messages () && ! debug_on_caught ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	615 return;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	616
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	617 if (! buffer_error_messages () \|\| debug_on_caught ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	618 flush_stdout ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	619
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	620 // FIXME: we really want to capture the message before it has all the
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	621 // formatting goop attached to it. We probably also want just the
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	622 // message, not the traceback information.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	623
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	624 std::ostringstream output_buf;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	625
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	626 vformat (output_buf, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	627
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	628 std::string base_msg = output_buf.str ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	629
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	630 bool to_beep_or_not_to_beep_p = beep_on_error ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	631
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	632 std::string msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	633
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	634 if (to_beep_or_not_to_beep_p)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	635 msg_string = "\a";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	636
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	637 if (name)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	638 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	639 if (in_try_catch () && ! strcmp (name, "error"))
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	640 msg_string += "caught error: ";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	641 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	642 msg_string += std::string (name) + ": ";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	643 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	644
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	645 tree_evaluator& tw = m_interpreter.get_evaluator ();
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	646
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	647 // If with_fcn is specified, we'll attempt to prefix the message with the name
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	648 // of the current executing function. But we'll do so only if:
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	649 // 1. the name is not empty (anonymous function)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	650 // 2. it is not already there (including the following colon)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	651 if (with_cfn)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	652 {
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	653 std::string cfn = tw.current_function_name ();
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	654
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	655 if (! cfn.empty ())
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	656 {
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	657 cfn += ':';
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	658 if (cfn.length () > base_msg.length ()
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	659 \|\| base_msg.compare (0, cfn.length (), cfn) != 0)
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	660 msg_string += cfn + ' ';
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	661 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	662 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	663
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	664 msg_string += base_msg + '\n';
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	665
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	666 if (save_last_error)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	667 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	668 // This is the first error in a possible series.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	669
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	670 last_error_id (id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	671 last_error_message (base_msg);
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	672 last_error_stack (tw.in_user_code ()
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	673 ? tw.backtrace () : tw.empty_backtrace ());
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	674 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	675
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	676 if (! buffer_error_messages () \|\| debug_on_caught ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	677 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	678 octave_diary << msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	679 os << msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	680 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	681 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	682
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	683 void error_system::maybe_enter_debugger (execution_exception& e,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	684 bool show_stack_trace)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	685 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	686 tree_evaluator& tw = m_interpreter.get_evaluator ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	687 bp_table& bptab = tw.get_bp_table ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	688
27301 a2b1ba6c92d5 eliminate unnecessary application::interative function John W. Eaton <jwe@octave.org> parents: 27286 diff changeset	689 if ((m_interpreter.interactive () \|\| application::forced_interactive ())
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	690 && ((debug_on_error ()
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	691 && bptab.debug_on_err (last_error_id ()))
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	692 \|\| (debug_on_caught ()
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	693 && bptab.debug_on_caught (last_error_id ())))
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	694 && tw.in_user_code ())
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	695 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	696 if (show_stack_trace)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	697 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	698 std::string stack_trace = e.info ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	699
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	700 if (! stack_trace.empty ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	701 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	702 std::cerr << stack_trace;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	703
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	704 e.set_stack_trace ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	705 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	706 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	707
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	708 tw.enter_debugger ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	709 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	710 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	711
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	712 void error_system::vwarning (const char name, const char id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	713 const char *fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	714 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	715 if (discard_warning_messages ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	716 return;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	717
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	718 flush_stdout ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	719
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	720 std::ostringstream output_buf;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	721
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	722 vformat (output_buf, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	723
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	724 // FIXME: we really want to capture the message before it has all the
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	725 // formatting goop attached to it. We probably also want just the
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	726 // message, not the traceback information.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	727
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	728 std::string base_msg = output_buf.str ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	729 std::string msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	730
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	731 if (name)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	732 msg_string = std::string (name) + ": ";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	733
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	734 msg_string += base_msg + '\n';
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	735
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	736 last_warning_id (id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	737 last_warning_message (base_msg);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	738
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	739 if (! quiet_warning ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	740 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	741 octave_diary << msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	742
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	743 std::cerr << msg_string;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	744 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	745 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	746
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	747 void error_system::error_1 (execution_exception& e, std::ostream& os,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	748 const char name, const char id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	749 const char *fmt, va_list args, bool with_cfn)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	750 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	751 bool show_stack_trace = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	752
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	753 if (fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	754 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	755 if (*fmt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	756 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	757 size_t len = strlen (fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	758
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	759 if (len > 0)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	760 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	761 if (fmt[len - 1] == '\n')
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	762 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	763 if (len > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	764 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	765 std::string tmp_fmt (fmt, len - 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	766 verror (true, os, name, id, tmp_fmt.c_str (),
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	767 args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	768 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	769
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	770 // If format ends with newline, suppress stack trace.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	771 e.set_stack_trace ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	772 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	773 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	774 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	775 verror (true, os, name, id, fmt, args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	776
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	777 tree_evaluator& tw = m_interpreter.get_evaluator ();
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	778
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	779 if (tw.in_user_code () && ! discard_error_messages ())
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	780 show_stack_trace = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	781 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	782 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	783 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	784 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	785 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	786 panic ("error_1: invalid format");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	787
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	788 maybe_enter_debugger (e, show_stack_trace);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	789
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	790 throw e;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	791 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	792
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	793 void error_system::error_1 (std::ostream& os, const char *name,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	794 const char id, const char fmt,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	795 va_list args, bool with_cfn = false)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	796 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	797 execution_exception e = make_execution_exception ("error");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	798
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	799 error_1 (e, os, name, id, fmt, args, with_cfn);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	800 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	801
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	802 void error_system::vwarning (const char id, const char fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	803 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	804 int warn_opt = warning_enabled (id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	805
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	806 if (warn_opt == 2)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	807 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	808 // Handle this warning as an error.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	809
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	810 error_1 (std::cerr, "error", id, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	811 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	812 else if (warn_opt == 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	813 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	814 bool fmt_suppresses_backtrace = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	815 size_t fmt_len = (fmt ? strlen (fmt) : 0);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	816 fmt_suppresses_backtrace = (fmt_len > 0 && fmt[fmt_len-1] == '\n');
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	817
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	818 if (fmt_suppresses_backtrace && fmt_len > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	819 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	820 // Strip newline before issuing warning
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	821 std::string tmp_fmt (fmt, fmt_len - 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	822 vwarning ("warning", id, tmp_fmt.c_str (), args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	823 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	824 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	825 vwarning ("warning", id, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	826
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	827 tree_evaluator& tw = m_interpreter.get_evaluator ();
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	828
f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	829 bool in_user_code = tw.in_user_code ();
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	830
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	831 if (! fmt_suppresses_backtrace && in_user_code
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	832 && backtrace_on_warning ()
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	833 && ! discard_warning_messages ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	834 pr_where (std::cerr, "warning");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	835
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	836 bp_table& bptab = tw.get_bp_table ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	837
27301 a2b1ba6c92d5 eliminate unnecessary application::interative function John W. Eaton <jwe@octave.org> parents: 27286 diff changeset	838 if ((m_interpreter.interactive ()
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	839 \|\| application::forced_interactive ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	840 && debug_on_warning () && in_user_code && bptab.debug_on_warn (id))
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	841 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	842 unwind_protect frame;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	843
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	844 frame.protect_var (m_debug_on_warning);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	845 m_debug_on_warning = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	846
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	847 tw.enter_debugger ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	848 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	849 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	850 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	851
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	852 void error_system::rethrow_error (const char id, const char fmt, ...)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	853 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	854 va_list args;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	855 va_start (args, fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	856 verror (false, std::cerr, nullptr, id, fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	857 va_end (args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	858 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	859
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	860 void error_system::rethrow_error (const std::string& id,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	861 const std::string& msg,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	862 const octave_map& stack)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	863 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	864 execution_exception e = make_execution_exception ("error");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	865
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	866 if (! stack.isempty ()
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	867 && ! (stack.contains ("file") && stack.contains ("name")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	868 && stack.contains ("line")))
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	869 error ("rethrow: STACK struct must contain the fields 'file', 'name', and 'line'");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	870
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	871 last_error_id (id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	872 last_error_message (msg);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	873 last_error_stack (stack);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	874
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	875 size_t len = msg.length ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	876
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	877 std::string tmp_msg (msg);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	878 if (len > 1 && tmp_msg[len-1] == '\n')
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	879 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	880 tmp_msg.erase (len - 1);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	881
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	882 rethrow_error (id.c_str (), "%s\n", tmp_msg.c_str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	883 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	884 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	885 rethrow_error (id.c_str (), "%s", tmp_msg.c_str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	886
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	887 if (! stack.isempty ())
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	888 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	889 std::ostringstream buf;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	890
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	891 pr_where (buf, "error", make_stack_frame_list (stack));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	892
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	893 e.set_stack_trace (buf.str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	894 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	895
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	896 throw e;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	897 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	898
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	899 void error_system::vpanic (const char *fmt, va_list args)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	900 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	901 buffer_error_messages (0);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	902 discard_error_messages (false);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	903
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	904 verror (false, std::cerr, "panic", "", fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	905
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	906 abort ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	907 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	908
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	909 void error_system::panic (const char *fmt, ...)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	910 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	911 va_list args;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	912 va_start (args, fmt);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	913 vpanic (fmt, args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	914 va_end (args);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	915 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	916
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	917 octave_scalar_map error_system::warning_query (const std::string& id_arg)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	918 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	919 octave_scalar_map retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	920
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	921 std::string id = id_arg;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	922
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	923 if (id == "last")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	924 id = last_warning_id ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	925
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	926 octave_map opts = warning_options ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	927
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	928 Cell ident = opts.contents ("identifier");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	929 Cell state = opts.contents ("state");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	930
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	931 octave_idx_type nel = ident.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	932
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	933 assert (nel != 0);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	934
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	935 bool found = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	936
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	937 std::string val;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	938
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	939 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	940 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	941 if (ident(i).string_value () == id)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	942 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	943 val = state(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	944 found = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	945 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	946 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	947 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	948
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	949 if (! found)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	950 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	951 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	952 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	953 if (ident(i).string_value () == "all")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	954 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	955 val = state(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	956 found = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	957 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	958 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	959 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	960 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	961
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	962 // The warning state "all" is always supposed to remain in the list,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	963 // so we should always find a state, either explicitly or by using the
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	964 // state for "all".
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	965
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	966 assert (found);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	967
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	968 retval.assign ("identifier", id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	969 retval.assign ("state", val);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	970
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	971 return retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	972 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	973
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	974 std::string error_system::default_warning_state (void)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	975 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	976 std::string retval = "on";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	977
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	978 octave_map opts = warning_options ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	979
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	980 Cell ident = opts.contents ("identifier");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	981 Cell state = opts.contents ("state");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	982
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	983 octave_idx_type nel = ident.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	984
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	985 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	986 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	987 if (ident(i).string_value () == "all")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	988 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	989 retval = state(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	990 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	991 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	992 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	993
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	994 return retval;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	995 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	996
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	997 void error_system::display_warning_options (std::ostream& os)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	998 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	999 octave_map opts = warning_options ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1000
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1001 Cell ident = opts.contents ("identifier");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1002 Cell state = opts.contents ("state");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1003
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1004 octave_idx_type nel = ident.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1005
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1006 std::string all_state = default_warning_state ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1007
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1008 if (all_state == "on")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1009 os << "By default, warnings are enabled.";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1010 else if (all_state == "off")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1011 os << "By default, warnings are disabled.";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1012 else if (all_state == "error")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1013 os << "By default, warnings are treated as errors.";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1014 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1015 panic_impossible ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1016
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1017 if (nel > 1)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1018 os << "\n\n";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1019
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1020 // The state for all is always supposed to be first in the list.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1021
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1022 for (octave_idx_type i = 1; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1023 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1024 std::string tid = ident(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1025 std::string tst = state(i).string_value ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1026
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1027 os << std::setw (7) << tst << " " << tid << "\n";
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1028 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1029
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1030 os << std::endl;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1031 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1032
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1033 void error_system::set_warning_option (const std::string& state,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1034 const std::string& ident)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1035 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1036 std::string all_state = default_warning_state ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1037
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1038 if (state != "on" && state != "off" && state != "error")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1039 error ("invalid warning state: %s", state.c_str ());
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1040
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1041 octave_map opts = warning_options ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1042
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1043 Cell tid = opts.contents ("identifier");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1044 Cell tst = opts.contents ("state");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1045
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1046 octave_idx_type nel = tid.numel ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1047
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1048 for (octave_idx_type i = 0; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1049 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1050 if (tid(i).string_value () == ident)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1051 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1052 // We found it in the current list of options. If the state
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1053 // for "all" is same as arg1, we can simply remove the item
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1054 // from the list.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1055
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1056 if (state == all_state && ident != "all")
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1057 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1058 for (i = i + 1; i < nel; i++)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1059 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1060 tid(i-1) = tid(i);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1061 tst(i-1) = tst(i);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1062 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1063
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1064 tid.resize (dim_vector (1, nel-1));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1065 tst.resize (dim_vector (1, nel-1));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1066 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1067 else
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1068 tst(i) = state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1069
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1070 opts.clear ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1071
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1072 opts.assign ("identifier", tid);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1073 opts.assign ("state", tst);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1074
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1075 warning_options (opts);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1076
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1077 return;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1078 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1079 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1080
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1081 // The option wasn't already in the list. Append it.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1082
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1083 tid.resize (dim_vector (1, nel+1));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1084 tst.resize (dim_vector (1, nel+1));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1085
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1086 tid(nel) = ident;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1087 tst(nel) = state;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1088
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1089 opts.clear ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1090
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1091 opts.assign ("identifier", tid);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1092 opts.assign ("state", tst);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1093
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1094 warning_options (opts);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1095 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1096
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1097 void error_system::disable_warning (const std::string& id)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1098 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1099 set_warning_option ("off", id);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1100 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1101
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1102 void error_system::initialize_default_warning_state (void)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1103 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1104 warning_options (octave::init_warning_options ("on"));
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1105
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1106 // Most people will want to have the following disabled.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1107
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1108 disable_warning ("Octave:array-as-logical");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1109 disable_warning ("Octave:array-to-scalar");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1110 disable_warning ("Octave:array-to-vector");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1111 disable_warning ("Octave:imag-to-real");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1112 disable_warning ("Octave:language-extension");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1113 disable_warning ("Octave:missing-semicolon");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1114 disable_warning ("Octave:neg-dim-as-zero");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1115 disable_warning ("Octave:resize-on-range-error");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1116 disable_warning ("Octave:separator-insert");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1117 disable_warning ("Octave:single-quote-string");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1118 disable_warning ("Octave:str-to-num");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1119 disable_warning ("Octave:mixed-string-concat");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1120 disable_warning ("Octave:variable-switch-label");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1121 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1122
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1123 void error_system::interpreter_try (octave::unwind_protect& frame,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1124 try_option opt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1125 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1126 switch (opt)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1127 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1128 case buffer:
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1129 frame.protect_var (m_buffer_error_messages);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1130 m_buffer_error_messages++;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1131 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1132
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1133 case discard:
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1134 frame.protect_var (m_discard_error_messages);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1135 m_discard_error_messages = true;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1136 break;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1137 }
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1138
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1139 frame.protect_var (m_debug_on_error);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1140 m_debug_on_error = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1141
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1142 frame.protect_var (m_debug_on_warning);
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1143 m_debug_on_warning = false;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1144
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1145 // Leave debug_on_caught as it was, so errors in try/catch are still
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1146 // caught.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1147 }
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	1148 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	1149
23464 7eb0077e86f0 show stack trace for wrong type arg errors (bug #50894) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	1150 octave::execution_exception
20780 92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1151 make_execution_exception (const char *who)
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1152 {
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1153 std::ostringstream buf;
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1154
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1155 pr_where (buf, who);
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1156
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	1157 octave::execution_exception retval;
20780 92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1158
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1159 retval.set_stack_trace (buf.str ());
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1160
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1161 return retval;
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1162 }
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	1163
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1164 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1165 vmessage (const char name, const char fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1166 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1167 verror (false, std::cerr, name, "", fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1168 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1169
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1170 void
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1171 message (const char name, const char fmt, ...)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1172 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1173 va_list args;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1174 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1175 vmessage (name, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1176 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1177 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1178
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1179 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1180 vmessage_with_id (const char name, const char id, const char *fmt,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1181 va_list args)
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1182 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1183 verror (false, std::cerr, name, id, fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1184 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1185
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1186 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1187 message_with_id (const char name, const char id, const char *fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1188 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1189 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1190 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1191 vmessage_with_id (name, id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1192 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1193 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1194
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1195 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1196 vusage_with_id (const char id, const char fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1197 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1198 octave::execution_exception e = make_execution_exception ("usage");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1199
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1200 vusage (e, id, fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1201 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1202
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1203 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1204 usage_with_id (const char id, const char fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1205 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1206 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1207 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1208 vusage_with_id (id, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1209 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1210 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1211
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1212 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1213 verror (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1214 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1215 error_1 (std::cerr, "error", "", fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1216 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1217
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1218 void
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1219 error (const char *fmt, ...)
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1220 {
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1221 va_list args;
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1222 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1223 verror (fmt, args);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1224 va_end (args);
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1225 }
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1226
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1227 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	1228 verror (octave::execution_exception& e, const char *fmt, va_list args)
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1229 {
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1230 error_1 (e, std::cerr, "error", "", fmt, args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1231 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1232
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1233 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	1234 error (octave::execution_exception& e, const char *fmt, ...)
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1235 {
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1236 va_list args;
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1237 va_start (args, fmt);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1238 verror (e, fmt, args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1239 va_end (args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1240 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1241
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	1242 void
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1243 verror_with_cfn (const char *fmt, va_list args)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1244 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1245 error_1 (std::cerr, "error", "", fmt, args, true);
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1246 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1247
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1248 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1249 error_with_cfn (const char *fmt, ...)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1250 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1251 va_list args;
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1252 va_start (args, fmt);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1253 verror_with_cfn (fmt, args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1254 va_end (args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1255 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1256
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1257 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1258 verror_with_id (const char id, const char fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1259 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1260 error_1 (std::cerr, "error", id, fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1261 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1262
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1263 void
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1264 error_with_id (const char id, const char fmt, ...)
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1265 {
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1266 va_list args;
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1267 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1268 verror_with_id (id, fmt, args);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1269 va_end (args);
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1270 }
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	1271
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1272 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1273 verror_with_id_cfn (const char id, const char fmt, va_list args)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1274 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1275 error_1 (std::cerr, "error", id, fmt, args, true);
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1276 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1277
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1278 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1279 error_with_id_cfn (const char id, const char fmt, ...)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1280 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1281 va_list args;
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1282 va_start (args, fmt);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1283 verror_with_id_cfn (id, fmt, args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1284 va_end (args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1285 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	1286
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1287 int warning_enabled (const std::string& id)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1288 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1289 octave::error_system& es = octave::__get_error_system__ ("warning_enabled");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1290
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1291 return es.warning_enabled (id);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1292 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1293
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1294 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1295 vwarning (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1296 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1297 vwarning ("", fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1298 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1299
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1300 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1301 warning (const char *fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1302 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1303 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1304 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1305 vwarning (fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1306 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1307 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1308
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1309 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1310 vwarning_with_id (const char id, const char fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1311 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1312 vwarning (id, fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1313 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1314
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1315 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1316 warning_with_id (const char id, const char fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1317 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1318 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1319 va_start (args, fmt);
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1320 vwarning (id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1321 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1322 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1323
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1324 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1325 vparse_error (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1326 {
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23693 diff changeset	1327 error_1 (std::cerr, nullptr, "", fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1328 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1329
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1330 void
1005 46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	1331 parse_error (const char *fmt, ...)
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	1332 {
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	1333 va_list args;
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	1334 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1335 vparse_error (fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1336 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1337 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1338
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1339 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1340 vparse_error_with_id (const char id, const char fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1341 {
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23693 diff changeset	1342 error_1 (std::cerr, nullptr, id, fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1343 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1344
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1345 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1346 parse_error_with_id (const char id, const char fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1347 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1348 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1349 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	1350 vparse_error_with_id (id, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1351 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1352 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1353
189 de0e58f9b064 [project @ 1993-10-28 08:52:15 by jwe] jwe parents: 169 diff changeset	1354 void
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1355 rethrow_error (const char id, const char fmt, ...)
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1356 {
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1357 va_list args;
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1358 va_start (args, fmt);
23795 980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565). Rik <rik@octave.org> parents: 23693 diff changeset	1359 error_1 (std::cerr, nullptr, id, fmt, args);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1360 va_end (args);
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1361 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1362
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1363 OCTAVE_NORETURN
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1364 void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1365 vpanic (const char *fmt, va_list args)
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1366 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1367 octave::error_system& es = octave::__get_error_system__ ("vpanic");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1368
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1369 es.vpanic (fmt, args);
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1370 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1371
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1372 OCTAVE_NORETURN
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1373 void
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1374 panic (const char *fmt, ...)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1375 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1376 va_list args;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1377 va_start (args, fmt);
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1378 vpanic (fmt, args);
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1379 va_end (args);
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1380 }
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1381
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1382 void
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1383 defun_usage_message (const std::string& msg)
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	1384 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1385 defun_usage_message ("%s", msg.c_str ());
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1386 }
e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1387
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1388 DEFMETHOD (rethrow, interp, args, ,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1389 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	1390 @deftypefn {} {} rethrow (@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	1391 Reissue a previous error as defined by @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	1392
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1393 @var{err} is a structure that must contain at least the @qcode{"message"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1394 and @qcode{"identifier"} fields. @var{err} can also contain a field
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1395 @qcode{"stack"} that gives information on the assumed location of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1396 error. Typically @var{err} is returned from @code{lasterror}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1397 @seealso{lasterror, lasterr, error}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1398 @end deftypefn */)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1399 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	1400 if (args.length () != 1)
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6671 diff changeset	1401 print_usage ();
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1402
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1403 const octave_scalar_map err = args(0).scalar_map_value ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1404
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1405 if (! (err.contains ("message") && err.contains ("identifier")))
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1406 error ("rethrow: ERR struct must contain the fields 'message' and 'identifier'");
9166 69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	1407
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1408 std::string msg = err.contents ("message").string_value ();
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1409 std::string id = err.contents ("identifier").string_value ();
6483 d00da2148c53 [project @ 2007-04-04 02:58:48 by jwe] jwe parents: 6427 diff changeset	1410
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1411 octave_map err_stack = octave::init_error_stack (interp);
6483 d00da2148c53 [project @ 2007-04-04 02:58:48 by jwe] jwe parents: 6427 diff changeset	1412
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1413 if (err.contains ("stack"))
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1414 err_stack = err.contents ("stack").xmap_value ("ERR.STACK must be a struct");
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1415
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1416 octave::error_system& es = interp.get_error_system ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1417
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1418 es.rethrow_error (id, msg, err_stack);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1419
21078 49852ff04747 maint: Remove unnecessary declarations of retval. Rik <rik@octave.org> parents: 21040 diff changeset	1420 return ovl ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1421 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1422
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	1423 DEFUN (error, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1424 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1425 @deftypefn {} {} error (@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 changeset	1426 @deftypefnx {} {} error (@var{id}, @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 changeset	1427 Display an error message and stop m-file execution.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1428
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1429 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	1430 @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> parents: 21885 diff changeset	1431 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	1432 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> parents: 21885 diff changeset	1433 string @samp{error: }.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1434
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1435 Calling @code{error} also sets Octave's internal error state such that
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1436 control will return to the top level without evaluating any further
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1437 commands. This is useful for aborting from functions or scripts.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1438
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1439 If the error message does not end with a newline character, Octave will
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1440 print a traceback of all the function calls leading to the error. For
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1441 example, given the following function definitions:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1442
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1443 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1444 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1445 function f () g (); end
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1446 function g () h (); end
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1447 function h () nargin == 1 \|\| error ("nargin != 1"); end
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1448 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1449 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1450
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1451 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1452 calling the function @code{f} will result in a list of messages that
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1453 can help you to quickly find the exact location of the error:
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1454
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1455 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1456 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1457 f ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1458 error: nargin != 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1459 error: called from:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1460 error: h at line 1, column 27
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1461 error: g at line 1, column 15
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1462 error: f at line 1, column 15
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1463 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1464 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1465
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1466 If the error message ends in a newline character, Octave will print the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1467 message but will not display any traceback messages as it returns
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1468 control to the top level. For example, modifying the error message
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1469 in the previous example to end in a newline causes Octave to only print
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1470 a single message:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1471
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1472 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1473 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1474 function h () nargin == 1 \|\| error ("nargin != 1\n"); end
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1475 f ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1476 error: nargin != 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1477 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1478 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1479
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1480 A null string ("") input to @code{error} will be ignored and the code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1481 will continue running as if the statement were a NOP@. This is for
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1482 compatibility with @sc{matlab}. It also makes it possible to write code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1483 such as
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1484
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1485 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1486 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1487 err_msg = "";
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1488 if (CONDITION 1)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1489 err_msg = "CONDITION 1 found";
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1490 elseif (CONDITION2)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1491 err_msg = "CONDITION 2 found";
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1492 @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1493 endif
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1494 error (err_msg);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1495 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1496 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1497
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1498 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1499 which will only stop execution if an error has been found.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1500
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1501 Implementation Note: For compatibility with @sc{matlab}, escape
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1502 sequences in @var{template} (e.g., @qcode{"@xbackslashchar{}n"} =>
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1503 newline) are processed regardless of whether @var{template} has been defined
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1504 with single quotes, as long as there are two or more input arguments. To
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1505 disable escape sequence expansion use a second backslash before the sequence
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1506 (e.g., @qcode{"@xbackslashchar{}@xbackslashchar{}n"}) or use the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1507 @code{regexptranslate} function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1508 @seealso{warning, lasterror}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1509 @end deftypefn */)
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	1510 {
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1511
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1512 int nargin = args.length ();
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1513
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1514 if (nargin == 0)
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1515 print_usage ();
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1516
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1517 octave_value retval;
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1518
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1519 octave_value_list nargs = args;
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1520
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1521 std::string id;
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1522
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1523 bool have_fmt = false;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1524
23584 7ed6b258db91 maint: Deprecate is_map and replace with isstruct. Rik <rik@octave.org> parents: 23577 diff changeset	1525 if (nargin == 1 && args(0).isstruct ())
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1526 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1527 // 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	1528 if (args(0).isempty ())
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1529 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	1530
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1531 octave_scalar_map m = args(0).scalar_map_value ();
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1532
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1533 // empty struct is not an error. return and resume calling function.
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1534 if (m.nfields () == 0)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1535 return retval;
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1536
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1537 if (m.contains ("message"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1538 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1539 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	1540
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1541 if (c.is_string ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1542 nargs(0) = c.string_value ();
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1543 }
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1544
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1545 if (m.contains ("identifier"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1546 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1547 octave_value c = m.getfield ("identifier");
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1548
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1549 if (c.is_string ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1550 id = c.string_value ();
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1551 }
9675 ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	1552
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1553 // FIXME: also need to handle "stack" field in error structure,
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1554 // but that will require some more significant surgery on
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1555 // handle_message, error_with_id, etc.
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1556 }
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1557 else
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1558 have_fmt = maybe_extract_message_id ("error", args, nargs, id);
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1559
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1560 handle_message (error_with_id, id.c_str (), "unspecified error",
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1561 nargs, have_fmt);
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1562
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1563 return retval;
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	1564 }
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	1565
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1566 DEFMETHOD (warning, interp, args, nargout,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1567 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	1568 @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 changeset	1569 @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> parents: 21885 diff changeset	1570 @deftypefnx {} {} warning ("on", @var{id})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1571 @deftypefnx {} {} warning ("off", @var{id})
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1572 @deftypefnx {} {} warning ("error", @var{id})
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1573 @deftypefnx {} {} warning ("query", @var{id})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1574 @deftypefnx {} {} warning (@var{state}, @var{id}, "local")
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1575 @deftypefnx {} {} warning (@var{warning_struct})
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1576 @deftypefnx {} {@var{warning_struct} =} warning (@dots{})
25588 5f63ca41eacb doc: Remove bad calling convention for warning with a mode struct (bug #54288) Rik <rik@octave.org> parents: 25579 diff changeset	1577 @deftypefnx {} {} warning (@var{state}, @var{mode})
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1578
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1579 Display a warning message or control the behavior of Octave's warning system.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1580
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1581 The first call form uses a template @var{template} and optional additional
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1582 arguments to display a message on the @code{stderr} stream. The message is
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1583 formatted using the same rules as the @code{printf} family of functions
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1584 (@pxref{Formatted Output}) and prefixed by the character string
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1585 @w{@samp{warning: }}. You should use this function when you want to notify the
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1586 user of an unusual condition, but only when it makes sense for your program to
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1587 go on. For example:
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1588
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1589 @example
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1590 @group
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1591 warning ("foo: maybe something wrong here");
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1592 @end group
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1593 @end example
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1594
26859 b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1595 If the warning message does not end with a newline character, Octave will
b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1596 print a traceback of all the function calls leading to the warning. If the
b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1597 warning message does end in a newline character, Octave will suppress the
b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1598 traceback messages as it returns control to the top level. For more details
b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1599 and examples, see @ref{XREFerror,,error}.
b4a9888bb3c9 doc: document the newline character in warning messages (bug #49158) Mike Miller <mtmiller@octave.org> parents: 26617 diff changeset	1600
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1601 The optional warning identifier @var{id} allows users to enable or disable
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1602 warnings tagged by this identifier. A message identifier is a string of the
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1603 form @qcode{"NAMESPACE:WARNING-NAME"}. Octave's own warnings use the
24441 9fbb5de78ec7 maint: merge stable to default. Rik <rik@octave.org> parents: 24361 24440 diff changeset	1604 @qcode{"Octave"} namespace (@pxref{XREFwarning_ids,,warning_ids}). For
9fbb5de78ec7 maint: merge stable to default. Rik <rik@octave.org> parents: 24361 24440 diff changeset	1605 example:
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1606
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1607 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1608 @group
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1609 warning ("MyNameSpace:check-something",
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1610 "foo: maybe something wrong here");
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1611 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1612 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1613
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1614 The second call form is meant to change and/or query the state of warnings.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1615 The first input argument must be a string @var{state} (@qcode{"on"},
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1616 @qcode{"off"}, @qcode{"error"}, or @qcode{"query"}) followed by an optional
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1617 warning identifier @var{id} or @qcode{"all"} (default).
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1618
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1619 The optional output argument @var{warning_struct} is a structure or structure
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1620 array with fields @qcode{"state"} and @qcode{"identifier"}. The @var{state}
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1621 argument may have the following values:
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1622
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1623 @table @asis
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1624 @item @qcode{"on"}\|@qcode{"off"}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1625 Enable or disable the display of warnings identified by @var{id} and optionally
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1626 return their previous state @var{stout}.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1627
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1628 @item @qcode{"error"}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1629 Turn warnings identified by @var{id} into errors and optionally return their
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1630 previous state @var{stout}.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1631
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1632 @item @qcode{"query"}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1633 Return the current state of warnings identified by @var{id}.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1634 @end table
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1635
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1636 A structure or structure array @var{warning_struct}, with fields
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1637 @qcode{"state"} and @qcode{"identifier"}, may be given as an input to achieve
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1638 equivalent results. The following example shows how to temporarily disable a
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1639 warning and then restore its original state:
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1640
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1641 @example
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1642 @group
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1643 loglog (-1:10);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1644 ## Disable the previous warning and save its original state
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1645 [~, id] = lastwarn ();
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1646 warnstate = warning ("off", id);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1647 loglog (-1:10);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1648 ## Restore its original state
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1649 warning (warnstate);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1650 @end group
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1651 @end example
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1652
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1653 If a final argument @qcode{"local"} is provided then the warning state will be
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1654 set temporarily until the end of the current function. Changes to warning
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1655 states that are set locally affect the current function and all functions
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1656 called from the current scope. The previous warning state is restored on
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1657 return from the current function. The @qcode{"local"} option is ignored if
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1658 used in the top-level workspace.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1659
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1660 With no input argument @code{warning ()} is equivalent to
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1661 @code{warning ("query", "all")} except that in the absence of an output
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1662 argument, the state of warnings is displayed on @code{stderr}.
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1663
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1664 The level of verbosity of the warning system may also be controlled by two
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1665 modes @var{mode}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1666
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1667 @table @asis
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1668 @item @qcode{"backtrace"}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1669 enable/disable the display of the stack trace after the warning message
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1670
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1671 @item @qcode{"verbose"}:
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1672 enable/disable the display of additional information after the warning message
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1673 @end table
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1674
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1675 In this case the @var{state} argument may only be @qcode{"on"} or
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1676 @qcode{"off"}.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1677
25215 7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1678 Implementation Note: For compatibility with @sc{matlab}, escape sequences in
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1679 @var{template} (e.g., @qcode{"@xbackslashchar{}n"} => newline) are processed
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1680 regardless of whether @var{template} has been defined with single quotes, as
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1681 long as there are two or more input arguments. To disable escape sequence
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1682 expansion use a second backslash before the sequence (e.g.,
7ca5f8c70879 doc: Update docstring for warning(). Rik <rik@octave.org> parents: 25164 diff changeset	1683 @qcode{"@xbackslashchar{}@xbackslashchar{}n"}) or use the
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1684 @code{regexptranslate} function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1685 @seealso{warning_ids, lastwarn, error}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1686 @end deftypefn */)
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	1687 {
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1688 octave_value retval;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1689
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1690 int nargin = args.length ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1691 bool done = false;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1692
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1693 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1694
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1695 if (nargin > 0 && args.all_strings_p ())
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1696 {
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1697 string_vector argv = args.make_argv ("warning");
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1698
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1699 std::string arg1 = argv[1];
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1700 std::string arg2 = "all";
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1701
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1702 if (nargin >= 2)
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1703 arg2 = argv[2];
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1704
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1705 if (arg1 == "on" \|\| arg1 == "off" \|\| arg1 == "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1706 {
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1707 // Prepare output structure
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1708 octave_map old_warning_options;
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1709 if (arg2 == "all")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1710 old_warning_options = es.warning_options ();
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1711 else
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1712 old_warning_options = octave_map (es.warning_query (arg2));
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1713
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26619 diff changeset	1714 if (nargin == 3 && argv[3] == "local" && ! interp.at_top_level ())
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1715 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1716 octave_scalar_map val = es.warning_query (arg2);
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1717
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1718 octave_value curr_state = val.contents ("state");
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1719
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1720 // FIXME: this might be better with a dictionary object.
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1721
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26619 diff changeset	1722 octave::tree_evaluator& tw = interp.get_evaluator ();
cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26619 diff changeset	1723
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1724 octave_value curr_warning_states
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26619 diff changeset	1725 = tw.get_auto_fcn_var (octave::stack_frame::SAVED_WARNING_STATES);
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1726
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1727 octave_map m;
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1728
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1729 if (curr_warning_states.is_defined ())
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1730 m = curr_warning_states.map_value ();
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1731 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1732 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1733 string_vector fields (2);
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1734
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1735 fields(0) = "identifier";
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1736 fields(1) = "state";
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1737
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1738 m = octave_map (dim_vector (0, 1), fields);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1739 }
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1740
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1741 Cell ids = m.contents ("identifier");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1742 Cell states = m.contents ("state");
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1743
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1744 octave_idx_type nel = states.numel ();
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1745 bool found = false;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1746 octave_idx_type i;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1747 for (i = 0; i < nel; i++)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1748 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1749 std::string id = ids(i).string_value ();
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1750
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1751 if (id == arg2)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1752 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1753 states(i) = curr_state;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1754 found = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1755 break;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1756 }
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1757 }
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1758
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1759 if (! found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1760 {
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1761 m.resize (dim_vector (nel+1, 1));
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1762
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1763 ids.resize (dim_vector (nel+1, 1));
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1764 states.resize (dim_vector (nel+1, 1));
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1765
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1766 ids(nel) = arg2;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1767 states(nel) = curr_state;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1768 }
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1769
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1770 m.contents ("identifier") = ids;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1771 m.contents ("state") = states;
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1772
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26619 diff changeset	1773 tw.set_auto_fcn_var (octave::stack_frame::SAVED_WARNING_STATES, m);
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1774
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1775 // Now ignore the "local" argument and continue to
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1776 // handle the current setting.
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1777 nargin--;
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1778 }
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1779
21000 85dfb551e4cd maint: Periodic merge of stable to default. Rik <rik@octave.org> parents: 20996 20963 diff changeset	1780 if (nargin >= 2 && arg2 == "all")
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1781 {
21000 85dfb551e4cd maint: Periodic merge of stable to default. Rik <rik@octave.org> parents: 20996 20963 diff changeset	1782 // If "all" is explicitly given as ID.
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1783
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1784 octave_map tmp;
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1785 int is_error = (arg1 == "error");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1786
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1787 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	1788 Cell st (1, 1 + 2*is_error);
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	1789
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1790 id(0) = arg2;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1791 st(0) = arg1;
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	1792
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1793 // 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	1794 // 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	1795 // 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	1796 // Octave:language-extension.
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1797
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1798 if (is_error)
cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1799 {
cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1800 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	1801 st(1) = "off";
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1802
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1803 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	1804 st(2) = "off";
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1805 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1806
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1807 tmp.assign ("identifier", id);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1808 tmp.assign ("state", st);
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	1809
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1810 es.warning_options (tmp);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1811
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1812 done = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1813 }
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1814 else if (arg2 == "backtrace")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1815 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1816 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1817 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1818 es.backtrace_on_warning (arg1 == "on");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1819 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1820 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1821 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1822 else if (arg2 == "debug")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1823 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1824 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1825 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1826 es.debug_on_warning (arg1 == "on");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1827 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1828 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1829 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1830 else if (arg2 == "verbose")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1831 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1832 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1833 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1834 es.verbose_warning (arg1 == "on");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1835 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1836 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1837 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1838 else if (arg2 == "quiet")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1839 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1840 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1841 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1842 es.quiet_warning (arg1 == "on");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1843 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1844 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1845 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1846 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1847 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1848 if (arg2 == "last")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1849 arg2 = es.last_warning_id ();
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1850
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1851 es.set_warning_option (arg1, arg2);
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1852
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1853 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1854 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1855
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1856 if (done && nargout > 0)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1857 retval = old_warning_options;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1858 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1859 else if (arg1 == "query")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1860 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1861 if (arg2 == "all")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1862 retval = es.warning_options ();
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1863 else if (arg2 == "backtrace" \|\| arg2 == "debug"
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1864 \|\| arg2 == "verbose" \|\| arg2 == "quiet")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1865 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1866 octave_scalar_map tmp;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1867 tmp.assign ("identifier", arg2);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1868 if (arg2 == "backtrace")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1869 tmp.assign ("state", es.backtrace_on_warning () ? "on" : "off");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1870 else if (arg2 == "debug")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1871 tmp.assign ("state", es.debug_on_warning () ? "on" : "off");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1872 else if (arg2 == "verbose")
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1873 tmp.assign ("state", es.verbose_warning () ? "on" : "off");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1874 else
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1875 tmp.assign ("state", es.quiet_warning () ? "on" : "off");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1876
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1877 retval = tmp;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1878 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1879 else
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1880 retval = es.warning_query (arg2);
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1881
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1882 done = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1883 }
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1884 }
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1885 else if (nargin == 0)
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1886 {
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1887 if (nargout > 0)
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1888 retval = es.warning_options ();
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1889 else
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1890 es.display_warning_options (octave_stdout);
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1891
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1892 done = true;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1893 }
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1894 else if (nargin == 1)
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1895 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1896 octave_value arg = args(0);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1897
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1898 octave_map old_warning_options;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1899
23584 7ed6b258db91 maint: Deprecate is_map and replace with isstruct. Rik <rik@octave.org> parents: 23577 diff changeset	1900 if (arg.isstruct ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1901 {
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	1902 octave_map m = arg.map_value ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1903
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1904 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	1905 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	1906
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1907 // 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	1908
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1909 Cell ident = m.contents ("identifier");
9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1910 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	1911
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1912 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	1913
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1914 // Prepare output structure
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1915 old_warning_options = octave_map (m);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1916 Cell oldstate (state);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1917
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1918 for (octave_idx_type i = 0; i < nel; i++)
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1919 {
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1920 std::string tid = ident(i).string_value ();
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1921 oldstate(i) = es.warning_query (tid).getfield ("state");
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1922 }
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1923 old_warning_options.setfield ("state", oldstate);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1924
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1925 // Set new values
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1926 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	1927 {
9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1928 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	1929 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	1930
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	1931 es.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	1932 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1933
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1934 done = true;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1935
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1936 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1937 retval = old_warning_options;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1938 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1939 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1940
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1941 if (! done)
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1942 {
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1943 octave_value_list nargs = args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1944
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1945 std::string id;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1946
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1947 bool have_fmt = maybe_extract_message_id ("warning", args, nargs, id);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1948
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	1949 std::string prev_msg = es.last_warning_message ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1950
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1951 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	1952 "unspecified warning", nargs,
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1953 have_fmt);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1954
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1955 if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1956 retval = prev_msg;
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1957 }
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1958
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1959 return retval;
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1960 }
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1961
20963 6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1962 /*
23573 1b4f4ec53b4a use new script to tag fixed bugs in tests John W. Eaton <jwe@octave.org> parents: 23572 diff changeset	1963 %!test <*45753>
20963 6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1964 %! warning ("error");
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1965 %! assert (! isempty (help ("warning")));
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1966 */
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1967
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1968 /*
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1969 %!test <*51997>
26596 cc0d942d0e20 Remove inconsistent warning "Octave:divide-by-zero" (bug #46650). Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 26376 diff changeset	1970 %! id = "Octave:logical-conversion";
24047 9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1971 %! current = warning ("query", id);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1972 %! current_all = warning ();
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1973 %! previous = warning (current_all);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1974 %! assert (previous, current_all);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1975 %! previous = warning (current);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1976 %! assert (previous, current);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1977 %! previous = warning (current.state, id);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1978 %! assert (previous, current);
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1979 */
9c198d1c84cd Overhaul documentation for "warning" and fix output size (bug #51997). Pantxo Diribarne <pantxo.diribarne@gmail.com> parents: 23850 diff changeset	1980
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1981 octave_value_list
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1982 set_warning_state (const std::string& id, const std::string& state)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1983 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1984 octave_value_list args;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1985
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1986 args(1) = id;
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1987 args(0) = state;
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1988
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1989 octave::interpreter& interp
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1990 = octave::__get_interpreter__ ("set_warning_state");
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1991
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1992 return Fwarning (interp, args, 1);
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1993 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1994
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1995 octave_value_list
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1996 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 changeset	1997 {
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1998 octave::interpreter& interp
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	1999 = octave::__get_interpreter__ ("set_warning_state");
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	2000
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	2001 return Fwarning (interp, args, 1);
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	2002 }
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	2003
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	2004 void
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	2005 disable_warning (const std::string& id)
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	2006 {
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2007 octave::error_system& es = octave::__get_error_system__ ("disable_warning");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2008
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2009 es.disable_warning (id);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2010 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2011
23553 14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	2012 DEFMETHOD (lasterror, interp, args, ,
14723784b9f2 don't use singleton for call_stack John W. Eaton <jwe@octave.org> parents: 23465 diff changeset	2013 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	2014 @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	2015 @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	2016 @deftypefnx {} {} lasterror ("reset")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2017 Query or set the last error message structure.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2018
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2019 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	2020 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 changeset	2021 structure are:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2022
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2023 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2024 @item message
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2025 The text of the last error message
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2026
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2027 @item identifier
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2028 The message identifier of this error message
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2029
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2030 @item stack
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2031 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 changeset	2032 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 diff changeset	2033 the structure are:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2034
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2035 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2036 @item file
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2037 The name of the file where the error occurred
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2038
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2039 @item name
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2040 The name of function in which the error occurred
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2041
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2042 @item line
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2043 The line number at which the error occurred
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2044
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2045 @item column
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2046 An optional field with the column number at which the error occurred
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2047 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2048 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2049
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2050 The last error structure may be set by passing a scalar structure,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2051 @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 John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2052 set while any unspecified fields are initialized with default values.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2053
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2054 If @code{lasterror} is called with the argument @qcode{"reset"}, all
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2055 fields are set to their default values.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2056 @seealso{lasterr, error, lastwarn}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2057 @end deftypefn */)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2058 {
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	2059 int nargin = args.length ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2060
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2061 if (nargin > 1)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2062 print_usage ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2063
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2064 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2065
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2066 octave_scalar_map err;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2067
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2068 err.assign ("message", es.last_error_message ());
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2069 err.assign ("identifier", es.last_error_id ());
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2070
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2071 err.assign ("stack", octave_value (es.last_error_stack ()));
7976 736124a4fa3d lasterr, lasterror: unwind-protect error_state John W. Eaton <jwe@octave.org> parents: 7882 diff changeset	2072
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2073 if (nargin == 1)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2074 {
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	2075 octave::tree_evaluator& tw = interp.get_evaluator ();
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2076
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2077 if (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2078 {
20980 81c2b14c209f maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20946 diff changeset	2079 if (args(0).string_value () != "reset")
81c2b14c209f maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20946 diff changeset	2080 error ("lasterror: unrecognized string argument");
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2081
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2082 es.last_error_message ("");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2083 es.last_error_id ("");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2084
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	2085 es.last_error_stack (tw.empty_backtrace ());
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2086 }
23584 7ed6b258db91 maint: Deprecate is_map and replace with isstruct. Rik <rik@octave.org> parents: 23577 diff changeset	2087 else if (args(0).isstruct ())
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2088 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2089 octave_scalar_map new_err = args(0).scalar_map_value ();
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2090 octave_scalar_map new_err_stack;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2091 std::string new_error_message;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2092 std::string new_error_id;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2093 std::string new_error_file;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2094 std::string new_error_name;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2095 int new_error_line = -1;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2096 int new_error_column = -1;
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2097 bool initialize_stack = false;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2098
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2099 if (new_err.contains ("message"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2100 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2101 const std::string tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2102 = new_err.getfield ("message").string_value ();
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2103 new_error_message = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2104 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2105
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2106 if (new_err.contains ("identifier"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2107 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2108 const std::string tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2109 = new_err.getfield ("identifier").string_value ();
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2110 new_error_id = tmp;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2111 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2112
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2113 if (new_err.contains ("stack"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2114 {
23577 80c42f4cca13 maint: Deprecate is_empty and replace with isempty. Rik <rik@octave.org> parents: 23573 diff changeset	2115 if (new_err.getfield ("stack").isempty ())
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2116 initialize_stack = true;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2117 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2118 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2119 new_err_stack
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2120 = new_err.getfield ("stack").scalar_map_value ();
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2121
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2122 if (new_err_stack.contains ("file"))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2123 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2124 const std::string tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2125 = new_err_stack.getfield ("file").string_value ();
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2126 new_error_file = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2127 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2128
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2129 if (new_err_stack.contains ("name"))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2130 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2131 const std::string tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2132 = new_err_stack.getfield ("name").string_value ();
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2133 new_error_name = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2134 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2135
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2136 if (new_err_stack.contains ("line"))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2137 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2138 const int tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2139 = new_err_stack.getfield ("line").nint_value ();
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2140 new_error_line = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2141 }
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2142
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2143 if (new_err_stack.contains ("column"))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2144 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2145 const int tmp
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27199 diff changeset	2146 = new_err_stack.getfield ("column").nint_value ();
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2147 new_error_column = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2148 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2149 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	2150 }
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2151
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2152 es.last_error_message (new_error_message);
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2153 es.last_error_id (new_error_id);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2154
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2155 if (initialize_stack)
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	2156 es.last_error_stack (tw.empty_backtrace ());
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2157 else if (new_err.contains ("stack"))
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2158 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2159 new_err_stack.setfield ("file", new_error_file);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2160 new_err_stack.setfield ("name", new_error_name);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2161 new_err_stack.setfield ("line", new_error_line);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2162 new_err_stack.setfield ("column", new_error_column);
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2163
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2164 es.last_error_stack (new_err_stack);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2165 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2166 else
27199 f27002104c5b eliminate direct access to call_stack in error functions John W. Eaton <jwe@octave.org> parents: 27161 diff changeset	2167 es.last_error_stack (tw.backtrace ());
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2168 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2169 else
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2170 error ("lasterror: argument must be a structure or a string");
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2171 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2172
21127 df7891224709 maint: Use "return ovl (...)" in DEFUN macros. Rik <rik@octave.org> parents: 21121 diff changeset	2173 return ovl (err);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2174 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	2175
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2176 /*
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2177 ## Test lasterror with empty error state
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2178 %!test
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2179 %! lasterror ("reset");
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2180 %! x = lasterror ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2181 %! assert (x.identifier, "")
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2182 %! assert (x.message, "")
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2183 %! assert (isempty (x.stack))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2184 %! lasterror (x);
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2185 %! y = lasterror ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2186 %! assert (y, x);
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2187 */
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	2188
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2189 DEFMETHOD (lasterr, interp, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2190 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	2191 @deftypefn {} {[@var{msg}, @var{msgid}] =} lasterr ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2192 @deftypefnx {} {} lasterr (@var{msg})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2193 @deftypefnx {} {} lasterr (@var{msg}, @var{msgid})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2194 Query or set the last error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2195
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2196 When called without input arguments, return the last error message and
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2197 message identifier.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2198
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2199 With one argument, set the last error message to @var{msg}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2200
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2201 With two arguments, also set the last message identifier.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2202 @seealso{lasterror, error, lastwarn}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2203 @end deftypefn */)
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2204 {
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2205 int nargin = args.length ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2206
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2207 if (nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	2208 print_usage ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2209
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2210 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2211
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2212 string_vector argv = args.make_argv ("lasterr");
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2213
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2214 std::string prev_error_id = es.last_error_id ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2215 std::string prev_error_message = es.last_error_message ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2216
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2217 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	2218 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2219 es.last_error_id (argv[2]);
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2220 es.last_error_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	2221 }
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2222 else if (nargin == 1)
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2223 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2224 es.last_error_id ("");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2225 es.last_error_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	2226 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2227
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2228 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	2229 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	2230 else
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	2231 return ovl ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2232 }
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2233
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2234 DEFMETHOD (lastwarn, interp, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2235 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	2236 @deftypefn {} {[@var{msg}, @var{msgid}] =} lastwarn ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2237 @deftypefnx {} {} lastwarn (@var{msg})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2238 @deftypefnx {} {} lastwarn (@var{msg}, @var{msgid})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2239 Query or set the last warning message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2240
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2241 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> parents: 21885 diff changeset	2242 message identifier.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2243
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2244 With one argument, set the last warning message to @var{msg}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2245
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2246 With two arguments, also set the last message identifier.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2247 @seealso{warning, lasterror, lasterr}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2248 @end deftypefn */)
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2249 {
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2250 int nargin = args.length ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2251
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2252 if (nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	2253 print_usage ();
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2254
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2255 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2256
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2257 string_vector argv = args.make_argv ("lastwarn");
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2258
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2259 std::string prev_warning_id = es.last_warning_id ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2260 std::string prev_warning_message = es.last_warning_message ();
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2261
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2262 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	2263 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2264 es.last_warning_id (argv[2]);
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2265 es.last_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	2266 }
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2267 else if (nargin == 1)
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2268 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2269 es.last_warning_id ("");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2270 es.last_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	2271 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2272
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2273 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	2274 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	2275 else
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	2276 return ovl ();
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	2277 }
54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	2278
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2279 DEFMETHOD (beep_on_error, interp, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2280 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	2281 @deftypefn {} {@var{val} =} beep_on_error ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2282 @deftypefnx {} {@var{old_val} =} beep_on_error (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2283 @deftypefnx {} {} beep_on_error (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2284 Query or set the internal variable that controls whether Octave will try
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2285 to ring the terminal bell before printing an error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2286
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2287 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2288 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2289 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2290 @end deftypefn */)
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2291 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2292 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2293
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2294 return es.beep_on_error (args, nargout);
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2295 }
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2296
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2297 DEFMETHOD (debug_on_error, interp, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2298 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	2299 @deftypefn {} {@var{val} =} debug_on_error ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2300 @deftypefnx {} {@var{old_val} =} debug_on_error (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2301 @deftypefnx {} {} debug_on_error (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2302 Query or set the internal variable that controls whether Octave will try
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2303 to enter the debugger when an error is encountered.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2304
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2305 This will also inhibit printing of the normal traceback message (you will
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2306 only see the top-level error message).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2307
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2308 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2309 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2310 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2311 @seealso{debug_on_warning, debug_on_interrupt}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2312 @end deftypefn */)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2313 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2314 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2315
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2316 return es.debug_on_error (args, nargout);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2317 }
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2318
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2319 DEFMETHOD (debug_on_warning, interp, args, nargout,
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2320 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	2321 @deftypefn {} {@var{val} =} debug_on_warning ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2322 @deftypefnx {} {@var{old_val} =} debug_on_warning (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2323 @deftypefnx {} {} debug_on_warning (@var{new_val}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2324 Query or set the internal variable that controls whether Octave will try
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2325 to enter the debugger when a warning is encountered.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2326
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2327 When called from inside a function with the @qcode{"local"} option, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2328 variable is changed locally for the function and any subroutines it calls.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2329 The original variable value is restored when exiting the function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2330 @seealso{debug_on_error, debug_on_interrupt}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2331 @end deftypefn */)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2332 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2333 octave::error_system& es = interp.get_error_system ();
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2334
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2335 return es.debug_on_warning (args, nargout);
2174 68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	2336 }
68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	2337
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2338 std::string
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2339 last_error_message (void)
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2340 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2341 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2342 = octave::__get_error_system__ ("last_error_message");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2343
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2344 return es.last_error_message ();
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2345 }
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2346
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2347 std::string
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2348 last_error_id (void)
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2349 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2350 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2351 = octave::__get_error_system__ ("last_error_id");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2352
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2353 return es.last_error_id ();
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2354 }
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2355
18222 6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2356 octave_map
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2357 last_error_stack (void)
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2358 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2359 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2360 = octave::__get_error_system__ ("last_error_stack");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2361
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2362 return es.last_error_stack ();
18222 6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2363 }
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2364
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2365 std::string
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2366 last_warning_message (void)
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2367 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2368 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2369 = octave::__get_error_system__ ("last_warning_message");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2370
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2371 return es.last_warning_message ();
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2372 }
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2373
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2374 std::string
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2375 last_warning_id (void)
065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2376 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2377 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2378 = octave::__get_error_system__ ("last_warning_id");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2379
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2380 return es.last_warning_id ();
7977 065c28e1c368 Modify Fcellfun to directly access the error message/id rather than use a call to Flasterr David Bateman <dbateman@free.fr> parents: 7976 diff changeset	2381 }
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2382
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2383 void
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2384 interpreter_try (octave::unwind_protect& frame,
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2385 octave::error_system::try_option opt)
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2386 {
27160 6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2387 octave::error_system& es
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2388 = octave::__get_error_system__ ("interpreter_try");
6b0c61a5a0f0 move global error configuration and status variables inside a class John W. Eaton <jwe@octave.org> parents: 27037 diff changeset	2389
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2390 es.interpreter_try (frame, opt);
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2391 }
27161 7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2392
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2393 // Deprecated variables and functions.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2394
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2395 // This variable is obsolete and always has the value 0.
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2396 int error_state = 0;
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2397
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2398 void
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2399 reset_error_handler (void)
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2400 {
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2401 octave::error_system& es
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2402 = octave::__get_error_system__ ("reset_error_handler");
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2403
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2404 es.reset ();
7883e6e71b0a additional refactoring of error handling functions John W. Eaton <jwe@octave.org> parents: 27160 diff changeset	2405 }

Mercurial > octave

annotate libinterp/corefcn/error.cc @ 27301:a2b1ba6c92d5