octave: libinterp/corefcn/error.cc annotate

annotate libinterp/corefcn/error.cc @ 23448:e1c02e7126a9

avoid calling abort if possible; include cstdlib for declaration if needed * Sparse.cc, DASPK.cc, svd.cc, data-conv.cc, lo-utils.cc: Throw error instead of calling abort. * error.cc, lo-ieee.cc: Include cstdlib for abort declaration.

author	John W. Eaton <jwe@octave.org>
date	Thu, 27 Apr 2017 15:26:32 -0400
parents	092078913d54
children	855122b993da

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
23219 3ac9f9ecfae5 maint: Update copyright dates. John W. Eaton <jwe@octave.org> parents: 22808 diff changeset	3 Copyright (C) 1993-2017 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
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: 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
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22489 diff changeset	9 the Free Software Foundation; either version 3 of the License, or
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
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	19 <http://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"
22091 0f6fc2ec3b1a move call_stack class to a separate file John W. Eaton <jwe@octave.org> parents: 22089 diff changeset	37 #include "call-stack.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"
22089 c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	41 #include "octave.h"
1742 a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe] jwe parents: 1728 diff changeset	42 #include "pager.h"
20940 48b2ad5ee801 maint: Rename oct-obj.[cc\|h] to ovl.[cc\|h] for clarity. Rik <rik@octave.org> parents: 20918 diff changeset	43 #include "ovl.h"
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	44 #include "oct-map.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1343 diff changeset	45 #include "utils.h"
2370 a45c7d64b5e3 [project @ 1996-10-11 23:51:15 by jwe] jwe parents: 2200 diff changeset	46 #include "ov.h"
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	47 #include "ov-usr-fcn.h"
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	48 #include "pt-eval.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: 22091 diff changeset	49 #include "interpreter.h"
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	50 #include "unwind-prot.h"
2370 a45c7d64b5e3 [project @ 1996-10-11 23:51:15 by jwe] jwe parents: 2200 diff changeset	51 #include "variables.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	52
2174 68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	53 // TRUE means that Octave will try to beep obnoxiously before printing
68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	54 // error messages.
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	55 static bool Vbeep_on_error = false;
2174 68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	56
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	57 // TRUE means that Octave will try to enter the debugger when an error
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	58 // is encountered. This will also inhibit printing of the normal
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	59 // traceback message (you will only see the top-level error message).
7353 516ddd88e45a [project @ 2008-01-07 19:32:40 by jwe] jwe parents: 7336 diff changeset	60 bool Vdebug_on_error = false;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	61
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	62 // TRUE means that Octave will try to enter the debugger when an error
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	63 // is encountered within the 'try' section of a 'try' / 'catch' block.
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	64 bool Vdebug_on_caught = false;
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	65
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	66 // TRUE means that Octave will try to enter the debugger when a warning
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	67 // is encountered.
7353 516ddd88e45a [project @ 2008-01-07 19:32:40 by jwe] jwe parents: 7336 diff changeset	68 bool Vdebug_on_warning = false;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	69
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	70 // TRUE means that Octave will try to display a stack trace when a
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	71 // warning is encountered.
18128 d96747f74b1e enable "backtrace" warning by default and document option John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	72 static bool Vbacktrace_on_warning = true;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	73
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	74 // TRUE means that Octave will print a verbose warning. Currently unused.
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	75 static bool Vverbose_warning;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	76
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	77 // TRUE means that Octave will print no warnings, but lastwarn will be updated
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	78 static bool Vquiet_warning = false;
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	79
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	80 // A structure containing (most of) the current state of warnings.
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	81 static octave_map warning_options;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	82
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	83 // The text of the last error message.
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	84 static std::string Vlast_error_message;
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	85
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	86 // The text of the last warning message.
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	87 static std::string Vlast_warning_message;
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	88
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	89 // The last warning message id.
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	90 static std::string Vlast_warning_id;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	91
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	92 // The last error message id.
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	93 static std::string Vlast_error_id;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	94
21004 f7e416862e90 doc: fix spelling of "occurred". Rafael Laboissiere <rafael@laboissiere.net> parents: 20963 diff changeset	95 // The last file in which an error occurred
10767 2b041d3995a3 modernize some map usage on toplev.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 10605 diff changeset	96 static octave_map Vlast_error_stack;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	97
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 103 diff changeset	98 // Current error state.
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	99 //
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	100 // Valid values:
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	101 //
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	102 // 0: no error
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	103 // 1: an error has occurred
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	104 //
672 066e1551639c [project @ 1994-09-07 21:10:32 by jwe] jwe parents: 610 diff changeset	105 int error_state = 0;
066e1551639c [project @ 1994-09-07 21:10:32 by jwe] jwe parents: 610 diff changeset	106
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	107 // Tell the error handler whether to print messages, or just store
3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	108 // them for later. Used for handling errors in eval() and
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	109 // the 'unwind_protect' statement.
4699 5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe] jwe parents: 4452 diff changeset	110 int buffer_error_messages = 0;
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	111
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	112 // The number of layers of try / catch blocks we're in. Used to print
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	113 // "caught error" instead of error when "dbstop if caught error" is on.
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	114 int in_try_catch = 0;
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	115
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	116 // TRUE means error messages are turned off.
c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	117 bool discard_error_messages = false;
c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	118
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	119 // TRUE means warning messages are turned off.
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	120 bool discard_warning_messages = false;
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	121
4318 115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	122 void
115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	123 reset_error_handler (void)
115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	124 {
4699 5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe] jwe parents: 4452 diff changeset	125 buffer_error_messages = 0;
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	126 in_try_catch = 0;
4318 115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	127 discard_error_messages = false;
115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	128 }
115bffcecfd3 [project @ 2003-02-13 05:52:16 by jwe] jwe parents: 4233 diff changeset	129
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	130 static void
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	131 initialize_warning_options (const std::string& state)
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	132 {
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	133 octave_scalar_map initw;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	134
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	135 initw.setfield ("identifier", "all");
3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	136 initw.setfield ("state", state);
3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	137
3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	138 warning_options = initw;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	139 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	140
10767 2b041d3995a3 modernize some map usage on toplev.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 10605 diff changeset	141 static octave_map
9166 69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	142 initialize_last_error_stack (void)
69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	143 {
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	144 return octave::call_stack::empty_backtrace ();
9166 69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	145 }
69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	146
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	147 static void
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	148 verror (bool save_last_error, std::ostream& os,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	149 const char name, const char id, const char *fmt, va_list args,
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	150 bool with_cfn = false)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	151 {
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	152 if (discard_error_messages && ! Vdebug_on_caught)
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	153 return;
c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	154
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	155 if (! buffer_error_messages \|\| Vdebug_on_caught)
23060 baf03cdb28b5 move pager and diary classes into octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	156 octave::flush_stdout ();
914 6a10b90623ea [project @ 1994-11-10 21:53:10 by jwe] jwe parents: 905 diff changeset	157
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	158 // FIXME: we really want to capture the message before it has all the
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	159 // formatting goop attached to it. We probably also want just the
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	160 // message, not the traceback information.
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	161
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	162 std::ostringstream output_buf;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	163
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	164 octave_vformat (output_buf, fmt, args);
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	165
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	166 std::string base_msg = output_buf.str ();
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	167
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	168 bool to_beep_or_not_to_beep_p = Vbeep_on_error;
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	169
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	170 std::string msg_string;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	171
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	172 if (to_beep_or_not_to_beep_p)
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	173 msg_string = "\a";
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	174
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	175 if (name)
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	176 {
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	177 if (in_try_catch && ! strcmp (name, "error"))
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	178 msg_string += "caught error: ";
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	179 else
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	180 msg_string += std::string (name) + ": ";
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	181 }
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	182
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	183 // If with_fcn is specified, we'll attempt to prefix the message with the name
21751 b571fc85953f maint: Use two spaces after period to indicate sentence break. Rik <rik@octave.org> parents: 21743 diff changeset	184 // of the current executing function. But we'll do so only if:
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	185 // 1. the name is not empty (anonymous function)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	186 // 2. it is not already there (including the following colon)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	187 if (with_cfn)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	188 {
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	189 octave_function *curfcn = octave::call_stack::current ();
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	190 if (curfcn)
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	191 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	192 std::string cfn = curfcn->name ();
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	193 if (! cfn.empty ())
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	194 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	195 cfn += ':';
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	196 if (cfn.length () > base_msg.length ()
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	197 \|\| base_msg.compare (0, cfn.length (), cfn) != 0)
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	198 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	199 msg_string += cfn + ' ';
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	200 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	201 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	202 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	203 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	204
7880 7609a985a052 verror fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	205 msg_string += base_msg + "\n";
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	206
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	207 if (save_last_error)
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	208 {
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	209 // This is the first error in a possible series.
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	210
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	211 Vlast_error_id = id;
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	212 Vlast_error_message = base_msg;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	213
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	214 octave_user_code *fcn = octave::call_stack::caller_user_code ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	215
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7734 diff changeset	216 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	217 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	218 octave_idx_type curr_frame = -1;
9166 69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	219
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	220 Vlast_error_stack = octave::call_stack::backtrace (0, curr_frame);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	221 }
9166 69088b7b139c use complete stack trace information for lasterror John W. Eaton <jwe@octave.org> parents: 9153 diff changeset	222 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	223 Vlast_error_stack = initialize_last_error_stack ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	224 }
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	225
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	226 if (! buffer_error_messages \|\| Vdebug_on_caught)
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	227 {
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	228 octave_diary << msg_string;
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	229 os << msg_string;
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	230 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	231 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	232
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	233 static void
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	234 pr_where_2 (std::ostream& os, const char *fmt, va_list args)
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	235 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	236 if (fmt)
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	237 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	238 if (*fmt)
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	239 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	240 size_t len = strlen (fmt);
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	241
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	242 if (len > 0)
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	243 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	244 if (fmt[len - 1] == '\n')
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	245 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	246 if (len > 1)
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	247 {
20827 b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	248 std::string tmp_fmt (fmt, len - 1);
b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	249 verror (false, os, 0, "", tmp_fmt.c_str (), args);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	250 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	251 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	252 else
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	253 verror (false, os, 0, "", fmt, args);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	254 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	255 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	256 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	257 else
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	258 panic ("pr_where_2: invalid format");
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	259 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	260
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	261 static void
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	262 pr_where_1 (std::ostream& os, const char *fmt, ...)
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	263 {
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	264 va_list args;
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	265 va_start (args, fmt);
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	266 pr_where_2 (os, fmt, args);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	267 va_end (args);
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	268 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	269
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	270 struct
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	271 error_stack_frame
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	272 {
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	273 std::string name;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	274 int line;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	275 int column;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	276 };
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	277
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	278 static void
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	279 pr_where (std::ostream& os, const char *who,
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	280 const std::list<error_stack_frame>& frames)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	281 {
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	282 size_t nframes = frames.size ();
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	283
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	284 if (nframes > 0)
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	285 pr_where_1 (os, "%s: called from\n", who);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	286
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	287 for (const auto& frm : frames)
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	288 {
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	289 std::string fcn_name = frm.name;
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	290 int line = frm.line;
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	291 int column = frm.column;
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	292
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	293 if (line > 0)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	294 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	295 if (column > 0)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	296 pr_where_1 (os, " %s at line %d column %d\n",
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	297 fcn_name.c_str (), line, column);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	298 else
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	299 pr_where_1 (os, " %s at line %d\n", fcn_name.c_str (), line);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	300 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	301 else
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	302 pr_where_1 (os, " %s\n", fcn_name.c_str ());
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	303 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	304 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	305
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	306 static void
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	307 pr_where (std::ostream& os, const char *who)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	308 {
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	309 std::list<octave::call_stack::stack_frame> call_stack_frames
f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	310 = octave::call_stack::backtrace_frames ();
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	311
20511 9502e0142c19 Simplify error output if max_recursion_depth is exceeded (Bug #45843). Stefan Miereis <stefan.miereis@gmx.de> parents: 20181 diff changeset	312 // Print the error message only if it is different from the previous one;
9502e0142c19 Simplify error output if max_recursion_depth is exceeded (Bug #45843). Stefan Miereis <stefan.miereis@gmx.de> parents: 20181 diff changeset	313 // Makes the output more concise and readable.
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	314 call_stack_frames.unique ();
20511 9502e0142c19 Simplify error output if max_recursion_depth is exceeded (Bug #45843). Stefan Miereis <stefan.miereis@gmx.de> parents: 20181 diff changeset	315
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	316 std::list<error_stack_frame> frames;
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	317 for (const auto& frm : call_stack_frames)
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	318 {
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	319 error_stack_frame frame;
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	320
22862 e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	321 frame.name = frm.fcn_name ();
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	322 frame.line = frm.line ();
e365e87371a3 maint: Use C++ range feature to simplify some for loops in libinterp/corefcn. Rik <rik@octave.org> parents: 22809 diff changeset	323 frame.column = frm.column ();
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	324
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	325 frames.push_back (frame);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	326 }
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	327
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	328 pr_where (os, who, frames);
19421 8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	329 }
8b785ca93de7 don't print stack trace on errors if error_state is -2 John W. Eaton <jwe@octave.org> parents: 19415 diff changeset	330
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	331 static octave::execution_exception
20780 92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	332 make_execution_exception (const char *who)
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	333 {
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	334 std::ostringstream buf;
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	335
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	336 pr_where (buf, who);
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	337
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	338 octave::execution_exception retval;
20780 92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	339
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	340 retval.set_stack_trace (buf.str ());
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	341
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	342 return retval;
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	343 }
92958b1ee100 restore stack traces to error messages John W. Eaton <jwe@octave.org> parents: 20777 diff changeset	344
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	345 static void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	346 maybe_enter_debugger (octave::execution_exception& e,
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	347 bool show_stack_trace = false)
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	348 {
22089 c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	349 if ((octave::application::interactive ()
c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	350 \|\| octave::application::forced_interactive ())
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	351 && ((Vdebug_on_error && bp_table::debug_on_err (last_error_id ()))
94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	352 \|\| (Vdebug_on_caught && bp_table::debug_on_caught (last_error_id ())))
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	353 && octave::call_stack::caller_user_code ())
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	354 {
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	355 octave::unwind_protect frame;
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	356 frame.protect_var (Vdebug_on_error);
e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	357 Vdebug_on_error = false;
e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	358
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22121 diff changeset	359 octave::tree_evaluator::debug_mode = true;
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	360
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	361 octave::tree_evaluator::current_frame = octave::call_stack::current_frame ();
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	362
e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	363 if (show_stack_trace)
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	364 {
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	365 std::string stack_trace = e.info ();
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	366
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	367 if (! stack_trace.empty ())
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	368 {
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	369 std::cerr << stack_trace;
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	370
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	371 e.set_stack_trace ();
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	372 }
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	373 }
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	374
e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	375 do_keyboard (octave_value_list ());
e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	376 }
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	377 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	378
3491 2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	379 // Warning messages are never buffered.
2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	380
2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	381 static void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	382 vwarning (const char name, const char id, const char *fmt, va_list args)
3491 2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	383 {
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	384 if (discard_warning_messages)
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	385 return;
f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4324 diff changeset	386
23060 baf03cdb28b5 move pager and diary classes into octave namespace John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	387 octave::flush_stdout ();
3491 2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	388
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5744 diff changeset	389 std::ostringstream output_buf;
3491 2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	390
3761 dfb1bfa12afd [project @ 2001-01-05 16:38:01 by jwe] jwe parents: 3719 diff changeset	391 octave_vformat (output_buf, fmt, args);
dfb1bfa12afd [project @ 2001-01-05 16:38:01 by jwe] jwe parents: 3719 diff changeset	392
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	393 // FIXME: we really want to capture the message before it has all the
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	394 // formatting goop attached to it. We probably also want just the
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	395 // message, not the traceback information.
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	396
20140 64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	397 std::string base_msg = output_buf.str ();
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	398 std::string msg_string;
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	399
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	400 if (name)
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	401 msg_string = std::string (name) + ": ";
20181 aa36fb998a4d maint: Remove unnecessary whitespace at end of lines. Rik <rik@octave.org> parents: 20172 diff changeset	402
20140 64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	403 msg_string += base_msg + "\n";
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	404
19444 3f29b433bd5d do a better job of preserving warning state when running tests John W. Eaton <jwe@octave.org> parents: 19439 diff changeset	405 Vlast_warning_id = id;
20140 64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	406 Vlast_warning_message = base_msg;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	407
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	408 if (! Vquiet_warning)
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	409 {
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	410 octave_diary << msg_string;
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	411
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	412 std::cerr << msg_string;
6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	413 }
3491 2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	414 }
2c7524ffdbf5 [project @ 2000-01-28 22:44:13 by jwe] jwe parents: 3490 diff changeset	415
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	416 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	417 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	418 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	419 verror (false, std::cerr, name, "", fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	420 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	421
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	422 void
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	423 message (const char name, const char fmt, ...)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	424 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	425 va_list args;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	426 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	427 vmessage (name, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	428 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	429 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	430
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	431 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	432 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	433 va_list args)
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	434 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	435 verror (false, std::cerr, name, id, fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	436 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	437
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	438 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	439 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	440 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	441 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	442 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	443 vmessage_with_id (name, id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	444 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	445 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	446
21040 3e7cfee5f786 maint: Rename attributes GCC_ATTR_XXX to OCTAVE_XXX. Rik <rik@octave.org> parents: 21029 diff changeset	447 OCTAVE_NORETURN static
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	448 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	449 usage_1 (octave::execution_exception& e, const char *id,
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	450 const char *fmt, va_list args)
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	451 {
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	452 verror (true, std::cerr, "usage", id, fmt, args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	453
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	454 maybe_enter_debugger (e);
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	455
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	456 throw e;
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	457 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	458
21040 3e7cfee5f786 maint: Rename attributes GCC_ATTR_XXX to OCTAVE_XXX. Rik <rik@octave.org> parents: 21029 diff changeset	459 OCTAVE_NORETURN static
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	460 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	461 usage_1 (const char id, const char fmt, va_list args)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	462 {
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	463 octave::execution_exception e = make_execution_exception ("usage");
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	464
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	465 usage_1 (e, id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	466 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	467
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	468 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	469 vusage (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	470 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	471 usage_1 ("", fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	472 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	473
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	474 void
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	475 usage (const char *fmt, ...)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	476 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	477 va_list args;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	478 va_start (args, fmt);
21015 b009c65ec062 Stop deprecated warning about use of vusage in usage(). Rik <rik@octave.org> parents: 21005 diff changeset	479 usage_1 ("", fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	480 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	481 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	482
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	483 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	484 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	485 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	486 usage_1 (id, fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	487 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	488
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	489 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	490 usage_with_id (const char id, const char fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	491 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	492 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	493 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	494 vusage_with_id (id, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	495 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	496 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	497
21040 3e7cfee5f786 maint: Rename attributes GCC_ATTR_XXX to OCTAVE_XXX. Rik <rik@octave.org> parents: 21029 diff changeset	498 OCTAVE_NORETURN static
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	499 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	500 error_1 (octave::execution_exception& e, std::ostream& os,
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	501 const char name, const char id, const char *fmt,
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	502 va_list args, bool with_cfn = false)
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	503 {
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	504 bool show_stack_trace = false;
20127 a42de4173533 also provide stack traces for errors in script files (bug #44862) John W. Eaton <jwe@octave.org> parents: 20101 diff changeset	505
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	506 if (fmt)
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	507 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	508 if (*fmt)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	509 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	510 size_t len = strlen (fmt);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	511
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	512 if (len > 0)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	513 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	514 if (fmt[len - 1] == '\n')
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	515 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	516 if (len > 1)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	517 {
20827 b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	518 std::string tmp_fmt (fmt, len - 1);
b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	519 verror (true, os, name, id, tmp_fmt.c_str (),
b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	520 args, with_cfn);
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	521 }
20822 40fc94a24a97 if error format ends with newline, suppress stack trace (bug #46608) John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	522
40fc94a24a97 if error format ends with newline, suppress stack trace (bug #46608) John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	523 // If format ends with newline, suppress stack trace.
40fc94a24a97 if error format ends with newline, suppress stack trace (bug #46608) John W. Eaton <jwe@octave.org> parents: 20819 diff changeset	524 e.set_stack_trace ();
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	525 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	526 else
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	527 {
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	528 verror (true, os, name, id, fmt, args, with_cfn);
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	529
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	530 bool in_user_code = octave::call_stack::caller_user_code () != 0;
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	531
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	532 if (in_user_code && ! discard_error_messages)
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	533 show_stack_trace = true;
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	534 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	535 }
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	536 }
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	537 }
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	538 else
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	539 panic ("error_1: invalid format");
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	540
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	541 maybe_enter_debugger (e, show_stack_trace);
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	542
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	543 throw e;
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	544 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	545
21040 3e7cfee5f786 maint: Rename attributes GCC_ATTR_XXX to OCTAVE_XXX. Rik <rik@octave.org> parents: 21029 diff changeset	546 OCTAVE_NORETURN static
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	547 void
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	548 error_1 (std::ostream& os, const char name, const char id,
21029 e3b3bb522d62 maint: Move GCC_ attributes to start of declaration for future compatibility. Rik <rik@octave.org> parents: 21017 diff changeset	549 const char *fmt, va_list args, bool with_cfn = false)
20756 200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	550 {
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	551 octave::execution_exception e = make_execution_exception ("error");
20785 b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	552
b6f2909e7f94 always throw exception after debugging with debug_on_error John W. Eaton <jwe@octave.org> parents: 20780 diff changeset	553 error_1 (e, os, name, id, fmt, args, with_cfn);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	554 }
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	555
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	556 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	557 verror (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	558 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	559 error_1 (std::cerr, "error", "", fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	560 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	561
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	562 void
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	563 error (const char *fmt, ...)
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	564 {
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	565 va_list args;
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	566 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	567 verror (fmt, args);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	568 va_end (args);
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	569 }
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	570
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	571 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	572 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	573 {
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	574 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	575 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	576
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	577 void
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	578 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	579 {
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	580 va_list args;
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	581 va_start (args, fmt);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	582 verror (e, fmt, args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	583 va_end (args);
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	584 }
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	585
200ae1d650b7 propagate octave_execution_exception objects through try/catch blocks John W. Eaton <jwe@octave.org> parents: 20711 diff changeset	586 void
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	587 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	588 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	589 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	590 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	591
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	592 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	593 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	594 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	595 va_list args;
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	596 va_start (args, fmt);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	597 verror_with_cfn (fmt, args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	598 va_end (args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	599 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	600
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	601 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	602 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	603 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	604 error_1 (std::cerr, "error", id, fmt, args);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	605 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	606
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	607 void
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	608 error_with_id (const char id, const char fmt, ...)
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	609 {
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	610 va_list args;
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	611 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	612 verror_with_id (id, fmt, args);
6000 fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	613 va_end (args);
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	614 }
fbe7ccb47f62 [project @ 2006-09-26 15:43:44 by jwe] jwe parents: 5998 diff changeset	615
9753 892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	616 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	617 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	618 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	619 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	620 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	621
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	622 void
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	623 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	624 {
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	625 va_list args;
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	626 va_start (args, fmt);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	627 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	628 va_end (args);
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	629 }
892e2aa7bc75 improve error messages by auto-prepending current function name Jaroslav Hajek <highegg@gmail.com> parents: 9675 diff changeset	630
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	631 static int
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	632 check_state (const std::string& state)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	633 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	634 // -1: not found
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	635 // 0: found, "off"
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	636 // 1: found, "on"
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	637 // 2: found, "error"
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	638
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	639 if (state == "off")
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	640 return 0;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	641 else if (state == "on")
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	642 return 1;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	643 else if (state == "error")
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	644 return 2;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	645 else
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	646 return -1;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	647 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	648
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	649 // For given warning ID, return 0 if warnings are disabled, 1 if
14042 57e19c30b7d6 assume "all" "on" if "all" is not present in warning_state structure (bug #35050) John W. Eaton <jwe@octave.org> parents: 13987 diff changeset	650 // enabled, and 2 if the given ID should be an error instead of a
57e19c30b7d6 assume "all" "on" if "all" is not present in warning_state structure (bug #35050) John W. Eaton <jwe@octave.org> parents: 13987 diff changeset	651 // warning.
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	652
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	653 int
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	654 warning_enabled (const std::string& id)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	655 {
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	656 int retval = 0;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	657
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	658 int all_state = -1;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	659 int id_state = -1;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	660
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	661 octave_idx_type nel = warning_options.numel ();
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	662
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	663 if (nel > 0)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	664 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	665 Cell identifier = warning_options.contents ("identifier");
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	666 Cell state = warning_options.contents ("state");
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	667
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	668 bool all_found = false;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	669 bool id_found = false;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	670
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	671 for (octave_idx_type i = 0; i < nel; i++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	672 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	673 octave_value ov = identifier(i);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	674 std::string ovs = ov.string_value ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	675
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	676 if (! all_found && ovs == "all")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	677 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	678 all_state = check_state (state(i).string_value ());
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	679
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	680 if (all_state >= 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	681 all_found = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	682 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	683
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	684 if (! id_found && ovs == id)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	685 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	686 id_state = check_state (state(i).string_value ());
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	687
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	688 if (id_state >= 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	689 id_found = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	690 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	691
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	692 if (all_found && id_found)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	693 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	694 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	695 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	696
14042 57e19c30b7d6 assume "all" "on" if "all" is not present in warning_state structure (bug #35050) John W. Eaton <jwe@octave.org> parents: 13987 diff changeset	697 // If "all" is not present, assume warnings are enabled.
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	698 if (all_state == -1)
14042 57e19c30b7d6 assume "all" "on" if "all" is not present in warning_state structure (bug #35050) John W. Eaton <jwe@octave.org> parents: 13987 diff changeset	699 all_state = 1;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	700
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	701 if (all_state == 0)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	702 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	703 if (id_state >= 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	704 retval = id_state;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	705 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	706 else if (all_state == 1)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	707 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	708 if (id_state == 0 \|\| id_state == 2)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	709 retval = id_state;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	710 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	711 retval = all_state;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	712 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	713 else if (all_state == 2)
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	714 {
6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	715 if (id_state == 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	716 retval= id_state;
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	717 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	718 retval = all_state;
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	719 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	720
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	721 return retval;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	722 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	723
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	724 static void
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	725 warning_1 (const char id, const char fmt, va_list args)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	726 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	727 int warn_opt = warning_enabled (id);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	728
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	729 if (warn_opt == 2)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	730 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	731 // Handle this warning as an error.
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	732
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	733 error_1 (std::cerr, "error", id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	734 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	735 else if (warn_opt == 1)
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	736 {
20140 64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	737 bool fmt_suppresses_backtrace = false;
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	738 size_t fmt_len = fmt ? strlen (fmt) : 0;
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	739 fmt_suppresses_backtrace = (fmt_len > 0 && fmt[fmt_len-1] == '\n');
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	740
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	741 if (fmt_suppresses_backtrace && fmt_len > 1)
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	742 {
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	743 // Strip newline before issuing warning
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	744 std::string tmp_fmt (fmt, fmt_len - 1);
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	745 vwarning ("warning", id, tmp_fmt.c_str (), args);
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	746 }
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	747 else
64a2d4c87ecb Don't save "warning: " prefix in lastwarn() message. Rik <rik@octave.org> parents: 20130 diff changeset	748 vwarning ("warning", id, fmt, args);
8973 ddea8b06ed7c fix warning backtrace John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	749
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	750 bool in_user_code = octave::call_stack::caller_user_code () != 0;
20127 a42de4173533 also provide stack traces for errors in script files (bug #44862) John W. Eaton <jwe@octave.org> parents: 20101 diff changeset	751
20130 0aed244dbdb3 don't print stack trace if warning format ends with newline character John W. Eaton <jwe@octave.org> parents: 20127 diff changeset	752 if (! fmt_suppresses_backtrace && in_user_code
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	753 && Vbacktrace_on_warning
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	754 && ! discard_warning_messages)
20666 e0e2c2ce7e94 defer stack trace until back at top level John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	755 pr_where (std::cerr, "warning");
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	756
22089 c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	757 if ((octave::application::interactive ()
c2c668b3051b use classes for octave application and interpreter John W. Eaton <jwe@octave.org> parents: 21990 diff changeset	758 \|\| octave::application::forced_interactive ())
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	759 && Vdebug_on_warning && in_user_code && bp_table::debug_on_warn (id))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	760 {
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	761 octave::unwind_protect frame;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	762 frame.protect_var (Vdebug_on_warning);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	763 Vdebug_on_warning = false;
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	764
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22121 diff changeset	765 octave::tree_evaluator::debug_mode = true;
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	766
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	767 octave::tree_evaluator::current_frame = octave::call_stack::current_frame ();
18742 bd334b6af257 Enter true debug mode after debug_on_(warning\|error) (bug #37574). Rik <rik@octave.org> parents: 18222 diff changeset	768
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	769 do_keyboard (octave_value_list ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	770 }
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	771 }
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	772 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	773
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	774 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	775 vwarning (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	776 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	777 warning_1 ("", fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	778 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	779
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	780 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	781 warning (const char *fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	782 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	783 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	784 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	785 vwarning (fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	786 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	787 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	788
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	789 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	790 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	791 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	792 warning_1 (id, fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	793 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	794
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	795 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	796 warning_with_id (const char id, const char fmt, ...)
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	797 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	798 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	799 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	800 vwarning_with_id (id, fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	801 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	802 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	803
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	804 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	805 vparse_error (const char *fmt, va_list args)
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	806 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	807 error_1 (std::cerr, 0, "", fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	808 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	809
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	810 void
1005 46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	811 parse_error (const char *fmt, ...)
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	812 {
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	813 va_list args;
46a2983cb297 [project @ 1995-01-03 02:08:32 by jwe] jwe parents: 914 diff changeset	814 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	815 vparse_error (fmt, args);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	816 va_end (args);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	817 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	818
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	819 void
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	820 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	821 {
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	822 error_1 (std::cerr, 0, id, fmt, args);
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	823 }
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	824
ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	825 void
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	826 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	827 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	828 va_list args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	829 va_start (args, fmt);
6338 ec88b4ab6d10 [project @ 2007-02-22 07:07:19 by jwe] jwe parents: 6000 diff changeset	830 vparse_error_with_id (id, fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	831 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	832 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	833
189 de0e58f9b064 [project @ 1993-10-28 08:52:15 by jwe] jwe parents: 169 diff changeset	834 void
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	835 rethrow_error (const char id, const char fmt, ...)
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	836 {
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	837 va_list args;
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	838 va_start (args, fmt);
6640 379244420c72 [project @ 2007-05-21 19:50:45 by jwe] jwe parents: 6483 diff changeset	839 error_1 (std::cerr, 0, id, fmt, args);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	840 va_end (args);
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	841 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	842
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	843 static std::list<error_stack_frame>
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	844 make_stack_frame_list (const octave_map& stack)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	845 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	846 std::list<error_stack_frame> frames;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	847
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	848 Cell name = stack.contents ("name");
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	849 Cell line = stack.contents ("line");
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	850 Cell column;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	851 bool have_column = false;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	852 if (stack.contains ("column"))
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	853 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	854 have_column = true;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	855 column = stack.contents ("column");
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	856 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	857
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	858 octave_idx_type nel = name.numel ();
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	859
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	860 for (octave_idx_type i = 0; i < nel; i++)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	861 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	862 error_stack_frame frame;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	863
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	864 frame.name = name(i).string_value ();
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	865 frame.line = line(i).int_value ();
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	866 frame.column = have_column ? column(i).int_value () : -1;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	867
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	868 frames.push_back (frame);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	869 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	870
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	871 return frames;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	872 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	873
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	874 static void
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	875 rethrow_error_1 (const char id, const char fmt, ...)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	876 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	877 va_list args;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	878 va_start (args, fmt);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	879 verror (false, std::cerr, 0, id, fmt, args);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	880 va_end (args);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	881 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	882
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	883 OCTAVE_NORETURN static
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	884 void
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	885 rethrow_error (const std::string& id, const std::string& msg,
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	886 const octave_map& stack)
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	887 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	888 octave::execution_exception e = make_execution_exception ("error");
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	889
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	890 if (! stack.is_empty ()
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	891 && ! (stack.contains ("file") && stack.contains ("name")
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	892 && stack.contains ("line")))
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	893 error ("rethrow: STACK struct must contain the fields 'file', 'name', and 'line'");
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	894
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	895 Vlast_error_id = id;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	896 Vlast_error_message = msg;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	897 Vlast_error_stack = stack;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	898
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	899 size_t len = msg.length ();
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	900
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	901 std::string tmp_msg (msg);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	902 if (len > 1 && tmp_msg[len-1] == '\n')
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	903 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	904 tmp_msg.erase (len - 1);
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	905
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	906 rethrow_error_1 (id.c_str (), "%s\n", tmp_msg.c_str ());
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	907 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	908 else
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	909 rethrow_error_1 (id.c_str (), "%s", tmp_msg.c_str ());
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	910
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	911 if (! stack.is_empty ())
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	912 {
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	913 std::ostringstream buf;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	914
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	915 pr_where (buf, "error", make_stack_frame_list (stack));
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	916
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	917 e.set_stack_trace (buf.str ());
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	918 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	919
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	920 throw e;
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	921 }
1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	922
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	923 void
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	924 panic (const char *fmt, ...)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	925 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	926 va_list args;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	927 va_start (args, fmt);
4699 5e2c68946f30 [project @ 2004-01-20 23:04:46 by jwe] jwe parents: 4452 diff changeset	928 buffer_error_messages = 0;
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3811 diff changeset	929 discard_error_messages = false;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	930 verror (false, std::cerr, "panic", "", fmt, args);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	931 va_end (args);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	932 abort ();
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	933 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	934
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	935 static void
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	936 defun_usage_message_1 (const char *fmt, ...)
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	937 {
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	938 va_list args;
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	939 va_start (args, fmt);
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	940 error_1 (octave_stdout, 0, "", fmt, args);
4732 b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	941 va_end (args);
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	942 }
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	943
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	944 void
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	945 defun_usage_message (const std::string& msg)
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	946 {
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	947 defun_usage_message_1 ("%s", msg.c_str ());
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	948 }
b484cdca27be [project @ 2004-02-04 04:32:48 by jwe] jwe parents: 4731 diff changeset	949
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	950 typedef void (error_fun)(const char , const char *, ...);
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	951
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	952 extern octave_value_list Fsprintf (const octave_value_list&, int);
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	953
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	954 static std::string
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	955 handle_message (error_fun f, const char id, const char msg,
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	956 const octave_value_list& args, bool have_fmt)
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	957 {
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	958 std::string retval;
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	959
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3503 diff changeset	960 std::string tstr;
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1633 diff changeset	961
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	962 if (args.length () > 0)
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	963 {
3066 2d485faf2fa3 [project @ 1997-07-02 21:48:29 by jwe] jwe parents: 3018 diff changeset	964 octave_value arg;
2d485faf2fa3 [project @ 1997-07-02 21:48:29 by jwe] jwe parents: 3018 diff changeset	965
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	966 if (have_fmt)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	967 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	968 octave_value_list tmp = Fsprintf (args, 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	969 arg = tmp(0);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	970 }
3066 2d485faf2fa3 [project @ 1997-07-02 21:48:29 by jwe] jwe parents: 3018 diff changeset	971 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	972 arg = args(0);
2745 76411ce43c05 [project @ 1997-02-26 07:52:14 by jwe] jwe parents: 2620 diff changeset	973
76411ce43c05 [project @ 1997-02-26 07:52:14 by jwe] jwe parents: 2620 diff changeset	974 if (arg.is_defined ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	975 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	976 if (arg.is_string ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	977 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	978 tstr = arg.string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	979 msg = tstr.c_str ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	980
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	981 if (! msg)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	982 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	983 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	984 else if (arg.is_empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	985 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	986 }
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	987 }
e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	988
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	989 // Ugh.
3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	990
9675 ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	991 size_t len = strlen (msg);
ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	992
ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	993 if (len > 0)
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	994 {
9675 ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	995 if (msg[len - 1] == '\n')
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	996 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	997 if (len > 1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	998 {
20827 b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	999 std::string tmp_msg (msg, len - 1);
b3f985199f3f eliminate memory leaks in error functions John W. Eaton <jwe@octave.org> parents: 20826 diff changeset	1000 f (id, "%s\n", tmp_msg.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1001 retval = tmp_msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1002 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1003 }
9675 ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	1004 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1005 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1006 f (id, "%s", msg);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1007 retval = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1008 }
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1009 }
528 e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1010
e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1011 return retval;
e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1012 }
e1e6e33e26f8 [project @ 1994-07-20 18:53:50 by jwe] jwe parents: 514 diff changeset	1013
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1014 DEFUN (rethrow, 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	1015 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	1016 @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	1017 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	1018
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1019 @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	1020 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	1021 @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	1022 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	1023 @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	1024 @end deftypefn */)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1025 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20817 diff changeset	1026 if (args.length () != 1)
6959 47f4f4e88166 [project @ 2007-10-04 20:43:32 by jwe] jwe parents: 6671 diff changeset	1027 print_usage ();
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1028
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1029 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	1030
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1031 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	1032 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	1033
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1034 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	1035 std::string id = err.contents ("identifier").string_value ();
6483 d00da2148c53 [project @ 2007-04-04 02:58:48 by jwe] jwe parents: 6427 diff changeset	1036
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1037 octave_map err_stack = initialize_last_error_stack ();
6483 d00da2148c53 [project @ 2007-04-04 02:58:48 by jwe] jwe parents: 6427 diff changeset	1038
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1039 if (err.contains ("stack"))
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1040 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	1041
22808 1d3d0321bc5d preserve lasterror info on rethrow (bug #49642) John W. Eaton <jwe@octave.org> parents: 22489 diff changeset	1042 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	1043
21078 49852ff04747 maint: Remove unnecessary declarations of retval. Rik <rik@octave.org> parents: 21040 diff changeset	1044 return ovl ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1045 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1046
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1047 // Determine whether the first argument to error or warning function
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1048 // should be handled as the message identifier or as the format string.
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1049
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1050 static bool
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1051 maybe_extract_message_id (const std::string& caller,
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1052 const octave_value_list& args,
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1053 octave_value_list& nargs,
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1054 std::string& id)
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1055 {
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1056 nargs = args;
21017 93748bcaec17 maint: Replace emtpy 'std::string ()' calls with "". Rik <rik@octave.org> parents: 21015 diff changeset	1057 id = "";
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1058
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1059 int nargin = args.length ();
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1060
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1061 bool have_fmt = nargin > 1;
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1062
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1063 if (nargin > 0)
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1064 {
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1065 std::string arg1 = args(0).string_value ();
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1066
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1067 // For compatibility with Matlab, an identifier must contain
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1068 // ':', but not at the beginning or the end, and it must not
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1069 // contain '%' (even if it is not a valid conversion
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1070 // operator) or whitespace.
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1071
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1072 if (arg1.find_first_of ("% \f\n\r\t\v") == std::string::npos
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1073 && arg1.find (':') != std::string::npos
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1074 && arg1[0] != ':'
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1075 && arg1[arg1.length ()-1] != ':')
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1076 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1077 if (nargin > 1)
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1078 {
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1079 id = arg1;
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1080
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1081 nargs.resize (nargin-1);
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1082
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1083 for (int i = 1; i < nargin; i++)
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1084 nargs(i-1) = args(i);
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1085 }
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1086 else
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1087 nargs(0) = "call to " + caller
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22327 diff changeset	1088 + " with message identifier '" + arg1
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22327 diff changeset	1089 + "' requires message";
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1090 }
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1091 }
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1092
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1093 return have_fmt;
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1094 }
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1095
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	1096 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	1097 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	1098 @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	1099 @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	1100 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	1101
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1102 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	1103 @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	1104 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	1105 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	1106 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	1107
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1108 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	1109 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	1110 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	1111
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1112 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	1113 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	1114 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	1115
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1116 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1117 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1118 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	1119 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	1120 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	1121 @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	1122 @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	1123
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1124 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1125 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	1126 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	1127
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1128 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1129 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1130 f ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1131 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	1132 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	1133 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	1134 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	1135 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	1136 @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	1137 @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	1138
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1139 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	1140 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	1141 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	1142 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	1143 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	1144
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1145 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1146 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1147 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	1148 f ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1149 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	1150 @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	1151 @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	1152
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1153 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	1154 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	1155 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	1156 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	1157
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1158 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1159 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1160 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	1161 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	1162 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	1163 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	1164 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	1165 @dots{}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1166 endif
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1167 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	1168 @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	1169 @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	1170
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1171 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1172 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	1173
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1174 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	1175 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	1176 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	1177 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	1178 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	1179 (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	1180 @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	1181 @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	1182 @end deftypefn */)
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	1183 {
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1184
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1185 int nargin = args.length ();
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1186
20918 6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1187 if (nargin == 0)
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1188 print_usage ();
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1189
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1190 octave_value retval;
6f0bd96f93c0 maint: Use new C++ archetype in more files. Rik <rik@octave.org> parents: 20897 diff changeset	1191
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1192 octave_value_list nargs = args;
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1193
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1194 std::string id;
d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1195
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1196 bool have_fmt = false;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1197
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1198 if (nargin == 1 && args(0).is_map ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1199 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1200 // 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	1201 if (args(0).is_empty ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1202 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	1203
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1204 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	1205
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1206 // 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	1207 if (m.nfields () == 0)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1208 return retval;
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1209
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1210 if (m.contains ("message"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1211 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1212 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	1213
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1214 if (c.is_string ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1215 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	1216 }
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1217
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1218 if (m.contains ("identifier"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1219 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1220 octave_value c = m.getfield ("identifier");
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1221
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1222 if (c.is_string ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1223 id = c.string_value ();
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1224 }
9675 ef45d191d833 error: improve compatibility for calls with no arguments or empty format John W. Eaton <jwe@octave.org> parents: 9588 diff changeset	1225
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1226 // 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	1227 // 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	1228 // handle_message, error_with_id, etc.
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1229 }
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1230 else
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1231 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	1232
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1233 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	1234 nargs, have_fmt);
7252 d35fa45980c6 [project @ 2007-12-04 19:02:46 by jwe] jwe parents: 7206 diff changeset	1235
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1236 return retval;
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	1237 }
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	1238
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1239 static octave_scalar_map
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1240 warning_query (const std::string& id_arg)
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1241 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1242 octave_scalar_map retval;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1243
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1244 std::string id = id_arg;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1245
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1246 if (id == "last")
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1247 id = Vlast_warning_id;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1248
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1249 Cell ident = warning_options.contents ("identifier");
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1250 Cell state = warning_options.contents ("state");
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1251
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1252 octave_idx_type nel = ident.numel ();
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1253
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1254 assert (nel != 0);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1255
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1256 bool found = false;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1257
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1258 std::string val;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1259
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1260 for (octave_idx_type i = 0; i < nel; i++)
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1261 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1262 if (ident(i).string_value () == id)
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1263 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1264 val = state(i).string_value ();
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1265 found = true;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1266 break;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1267 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1268 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1269
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1270 if (! found)
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1271 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1272 for (octave_idx_type i = 0; i < nel; i++)
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1273 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1274 if (ident(i).string_value () == "all")
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1275 {
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1276 val = state(i).string_value ();
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1277 found = true;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1278 break;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1279 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1280 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1281 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1282
20535 b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1283 // The warning state "all" is always supposed to remain in the list,
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1284 // so we should always find a state, either explicitly or by using the
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1285 // state for "all".
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1286
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1287 assert (found);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1288
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1289 retval.assign ("identifier", id);
b70cc4bd8109 begin removal of global error_state variable John W. Eaton <jwe@octave.org> parents: 20511 diff changeset	1290 retval.assign ("state", val);
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1291
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1292 return retval;
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1293 }
6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1294
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1295 static std::string
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1296 default_warning_state (void)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1297 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1298 std::string retval = "on";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1299
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1300 Cell ident = warning_options.contents ("identifier");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1301 Cell state = warning_options.contents ("state");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1302
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1303 octave_idx_type nel = ident.numel ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1304
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1305 for (octave_idx_type i = 0; i < nel; i++)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1306 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1307 if (ident(i).string_value () == "all")
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1308 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1309 retval = state(i).string_value ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1310 break;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1311 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1312 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1313
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1314 return retval;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1315 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1316
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1317 static void
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1318 display_warning_options (std::ostream& os)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1319 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1320 Cell ident = warning_options.contents ("identifier");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1321 Cell state = warning_options.contents ("state");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1322
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1323 octave_idx_type nel = ident.numel ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1324
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1325 std::string all_state = default_warning_state ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1326
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1327 if (all_state == "on")
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1328 os << "By default, warnings are enabled.";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1329 else if (all_state == "off")
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1330 os << "By default, warnings are disabled.";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1331 else if (all_state == "error")
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1332 os << "By default, warnings are treated as errors.";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1333 else
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1334 panic_impossible ();
19597 db92e7e28e1f strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 19444 diff changeset	1335
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1336 if (nel > 1)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1337 os << "\n\n";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1338
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1339 // The state for all is always supposed to be first in the list.
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1340
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1341 for (octave_idx_type i = 1; i < nel; i++)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1342 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1343 std::string tid = ident(i).string_value ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1344 std::string tst = state(i).string_value ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1345
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1346 os << std::setw (7) << tst << " " << tid << "\n";
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1347 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1348
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1349 os << std::endl;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1350 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1351
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1352 static void
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1353 set_warning_option (const std::string& state, const std::string& ident)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1354 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1355 std::string all_state = default_warning_state ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1356
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1357 if (state != "on" && state != "off" && state != "error")
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1358 error ("invalid warning state: %s", state.c_str ());
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1359
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1360 Cell tid = warning_options.contents ("identifier");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1361 Cell tst = warning_options.contents ("state");
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1362
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1363 octave_idx_type nel = tid.numel ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1364
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1365 for (octave_idx_type i = 0; i < nel; i++)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1366 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1367 if (tid(i).string_value () == ident)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1368 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1369 // We found it in the current list of options. If the state
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1370 // for "all" is same as arg1, we can simply remove the item
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1371 // from the list.
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1372
22121 879f297f3194 Retain at least "all" in warning list (bug #47543) Lachlan Andrew <lachlanbis@gmail.com> parents: 22094 diff changeset	1373 if (state == all_state && ident != "all")
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1374 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1375 for (i = i + 1; i < nel; i++)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1376 {
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1377 tid(i-1) = tid(i);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1378 tst(i-1) = tst(i);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1379 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1380
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1381 tid.resize (dim_vector (1, nel-1));
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1382 tst.resize (dim_vector (1, nel-1));
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1383 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1384 else
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1385 tst(i) = state;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1386
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1387 warning_options.clear ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1388
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1389 warning_options.assign ("identifier", tid);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1390 warning_options.assign ("state", tst);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1391
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1392 return;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1393 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1394 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1395
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1396 // The option wasn't already in the list. Append it.
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1397
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1398 tid.resize (dim_vector (1, nel+1));
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1399 tst.resize (dim_vector (1, nel+1));
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1400
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1401 tid(nel) = ident;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1402 tst(nel) = state;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1403
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1404 warning_options.clear ();
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1405
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1406 warning_options.assign ("identifier", tid);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1407 warning_options.assign ("state", tst);
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1408 }
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1409
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8347 diff changeset	1410 DEFUN (warning, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1411 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	1412 @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	1413 @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	1414 @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	1415 @deftypefnx {} {} warning ("off", @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	1416 @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	1417 @deftypefnx {} {} warning ("error", @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	1418 @deftypefnx {} {} warning (@var{state}, "backtrace")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1419 @deftypefnx {} {} warning (@var{state}, @var{id}, "local")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1420 Display a warning message or control the behavior of Octave's warning
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1421 system.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1422
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1423 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	1424 @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	1425 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	1426 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	1427 string @samp{warning: }.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1428 You should use this function when you want to notify the user
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1429 of an unusual condition, but only when it makes sense for your program
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1430 to go on.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1431
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1432 The optional message identifier allows users to enable or disable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1433 warnings tagged by @var{id}. A message identifier is of the form
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1434 "NAMESPACE:WARNING-NAME". Octave's own warnings 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	1435 @qcode{"Octave"} namespace (@pxref{XREFwarning_ids}). The special
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1436 identifier @qcode{"all"} may be used to set the state of all warnings.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1437
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1438 If the first argument is @qcode{"on"} or @qcode{"off"},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1439 set the state of a particular warning using the identifier @var{id}. If the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1440 first argument is @qcode{"query"}, query the state of this warning
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1441 instead. If the identifier is omitted, a value of @qcode{"all"} is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1442 assumed. If you set the state of a warning to @qcode{"error"}, the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1443 warning named by @var{id} is handled as if it were an error instead. So,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1444 for example, the following handles all warnings as errors:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1445
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1446 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1447 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1448 warning ("error");
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 group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1450 @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	1451
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1452 If the state is @qcode{"on"} or @qcode{"off"} and the third argument
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1453 is @qcode{"backtrace"}, then a stack trace is printed along with the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1454 warning message when warnings occur inside function calls. This option
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1455 is enabled by default.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1456
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1457 If the state is @qcode{"on"}, @qcode{"off"}, or @qcode{"error"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1458 and the third argument is @qcode{"local"}, then the warning state
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1459 will be set temporarily, until the end of the current function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1460 Changes to warning states that are set locally affect the current
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1461 function and all functions called from the current scope. The
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1462 previous warning state is restored on return from the current
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1463 function. The @qcode{"local"} option is ignored if used in the top-level
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1464 workspace.
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 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	1467 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	1468 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	1469 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	1470 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	1471 (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	1472 @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	1473 @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	1474 @end deftypefn */)
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1488 diff changeset	1475 {
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1476 octave_value retval;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1477
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1478 int nargin = args.length ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1479 bool done = false;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1480
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1481 if (nargin > 0 && args.all_strings_p ())
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1482 {
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1483 string_vector argv = args.make_argv ("warning");
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1484
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1485 std::string arg1 = argv[1];
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1486 std::string arg2 = "all";
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1487
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1488 if (nargin >= 2)
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1489 arg2 = argv[2];
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1490
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1491 if (arg1 == "on" \|\| arg1 == "off" \|\| arg1 == "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1492 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1493 octave_map old_warning_options = warning_options;
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1494
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1495 if (nargin == 3 && argv[3] == "local"
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1496 && ! symbol_table::at_top_level ())
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1497 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1498 symbol_table::scope_id scope
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	1499 = octave::call_stack::current_scope ();
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1500
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1501 symbol_table::context_id context
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	1502 = octave::call_stack::current_context ();
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1503
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1504 octave_scalar_map val = warning_query (arg2);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1505
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1506 octave_value curr_state = val.contents ("state");
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1507
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1508 // 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	1509
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1510 octave_value curr_warning_states
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1511 = symbol_table::varval (".saved_warning_states.",
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1512 scope, context);
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1513
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1514 octave_map m;
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1515
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1516 if (curr_warning_states.is_defined ())
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1517 m = curr_warning_states.map_value ();
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1518 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1519 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1520 string_vector fields (2);
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1521
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1522 fields(0) = "identifier";
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1523 fields(1) = "state";
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1524
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1525 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	1526 }
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1527
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1528 Cell ids = m.contents ("identifier");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1529 Cell states = m.contents ("state");
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1530
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1531 octave_idx_type nel = states.numel ();
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1532 bool found = false;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1533 octave_idx_type i;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1534 for (i = 0; i < nel; i++)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1535 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1536 std::string id = ids(i).string_value ();
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1537
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1538 if (id == arg2)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1539 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1540 states(i) = curr_state;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1541 found = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1542 break;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1543 }
15427 6823ad7a25b1 implement local option for warnings John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1544 }
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1545
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1546 if (! found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1547 {
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1548 m.resize (dim_vector (nel+1, 1));
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1549
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1550 ids.resize (dim_vector (nel+1, 1));
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1551 states.resize (dim_vector (nel+1, 1));
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1552
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1553 ids(nel) = arg2;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1554 states(nel) = curr_state;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1555 }
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1556
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1557 m.contents ("identifier") = ids;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1558 m.contents ("state") = states;
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1559
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22327 diff changeset	1560 symbol_table::assign (".saved_warning_states.",
34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22327 diff changeset	1561 m, scope, context);
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1562
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1563 // 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	1564 // handle the current setting.
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1565 nargin--;
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1566 }
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1567
21000 85dfb551e4cd maint: Periodic merge of stable to default. Rik <rik@octave.org> parents: 20996 20963 diff changeset	1568 if (nargin >= 2 && arg2 == "all")
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1569 {
21000 85dfb551e4cd maint: Periodic merge of stable to default. Rik <rik@octave.org> parents: 20996 20963 diff changeset	1570 // If "all" is explicitly given as ID.
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1571
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1572 octave_map tmp;
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1573 int is_error = (arg1 == "error");
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1574
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1575 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	1576 Cell st (1, 1 + 2*is_error);
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	1577
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1578 id(0) = arg2;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1579 st(0) = arg1;
7206 6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe] jwe parents: 7202 diff changeset	1580
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1581 // 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	1582 // 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	1583 // 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	1584 // Octave:language-extension.
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1585
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1586 if (is_error)
cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1587 {
cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1588 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	1589 st(1) = "off";
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7031 diff changeset	1590
22223 cf18d6e791a1 Prevent Octave:language-extension from becoming an error (bug #44336). Lachlan Andrew <lachlanbis@gmail.com> parents: 22196 diff changeset	1591 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	1592 st(2) = "off";
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1593 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1594
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1595 tmp.assign ("identifier", id);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1596 tmp.assign ("state", st);
5582 6bf56668b01a [project @ 2005-12-15 01:08:20 by jwe] jwe parents: 5567 diff changeset	1597
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1598 warning_options = tmp;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1599
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1600 done = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1601 }
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1602 else if (arg2 == "backtrace")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1603 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1604 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1605 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1606 Vbacktrace_on_warning = (arg1 == "on");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1607 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1608 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1609 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1610 else if (arg2 == "debug")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1611 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1612 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1613 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1614 Vdebug_on_warning = (arg1 == "on");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1615 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1616 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1617 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1618 else if (arg2 == "verbose")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1619 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1620 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1621 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1622 Vverbose_warning = (arg1 == "on");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1623 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1624 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1625 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1626 else if (arg2 == "quiet")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1627 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1628 if (arg1 != "error")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1629 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1630 Vquiet_warning = (arg1 == "on");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1631 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1632 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1633 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1634 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1635 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1636 if (arg2 == "last")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1637 arg2 = Vlast_warning_id;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1638
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1639 set_warning_option (arg1, arg2);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1640
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1641 done = true;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1642 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1643
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1644 if (done && nargout > 0)
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1645 retval = old_warning_options;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1646 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1647 else if (arg1 == "query")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1648 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1649 if (arg2 == "all")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1650 retval = warning_options;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1651 else if (arg2 == "backtrace" \|\| arg2 == "debug"
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1652 \|\| arg2 == "verbose" \|\| arg2 == "quiet")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1653 {
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1654 octave_scalar_map tmp;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1655 tmp.assign ("identifier", arg2);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1656 if (arg2 == "backtrace")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1657 tmp.assign ("state", Vbacktrace_on_warning ? "on" : "off");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1658 else if (arg2 == "debug")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1659 tmp.assign ("state", Vdebug_on_warning ? "on" : "off");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1660 else if (arg2 == "verbose")
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1661 tmp.assign ("state", Vverbose_warning ? "on" : "off");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1662 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1663 tmp.assign ("state", Vquiet_warning ? "on" : "off");
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1664
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1665 retval = tmp;
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1666 }
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1667 else
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1668 retval = warning_query (arg2);
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1669
4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1670 done = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1671 }
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1672 }
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1673 else if (nargin == 0)
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1674 {
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1675 if (nargout > 0)
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1676 retval = warning_options;
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1677 else
93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1678 display_warning_options (octave_stdout);
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1679
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1680 done = true;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1681 }
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1682 else if (nargin == 1)
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1683 {
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1684 octave_value arg = args(0);
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1685
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	1686 octave_map old_warning_options = warning_options;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1687
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1688 if (arg.is_map ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1689 {
11058 3329616444f0 replace Octave_map in debug.cc and error.cc Jaroslav Hajek <highegg@gmail.com> parents: 11029 diff changeset	1690 octave_map m = arg.map_value ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1691
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1692 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	1693 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	1694
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1695 // 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	1696
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1697 Cell ident = m.contents ("identifier");
9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1698 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	1699
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1700 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	1701
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1702 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	1703 {
9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1704 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	1705 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	1706
20897 9aad16a799c9 maint: Replace argc variable name with nargin in C++ code. Rik <rik@octave.org> parents: 20853 diff changeset	1707 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	1708 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1709
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1710 done = true;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1711
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1712 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1713 retval = old_warning_options;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1714 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1715 }
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1716
20678 4b00afb5e9c3 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	1717 if (! done)
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1718 {
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1719 octave_value_list nargs = args;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1720
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1721 std::string id;
80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1722
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1723 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	1724
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1725 std::string prev_msg = Vlast_warning_message;
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1726
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1727 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	1728 "unspecified warning", nargs,
0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	1729 have_fmt);
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1730
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1731 if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1732 retval = prev_msg;
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1733 }
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1734
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1735 return retval;
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1736 }
31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	1737
20963 6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1738 /*
22489 93ea313301f9 test: Add bug ids (<#####>) to BIST tests. Rik <rik@octave.org> parents: 22407 diff changeset	1739 %!test <45753>
20963 6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1740 %! warning ("error");
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1741 %! assert (! isempty (help ("warning")));
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1742 */
6ed7bae8017b Fix behavior of warning ("error") call (bug #45753). Lachlan Andrew <lachlanbis@gmail.com> parents: 20181 diff changeset	1743
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1744 octave_value_list
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1745 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	1746 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1747 octave_value_list args;
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1748
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1749 args(1) = id;
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1750 args(0) = state;
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1751
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1752 return Fwarning (args, 1);
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1753 }
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1754
10605 1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1755 octave_value_list
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1756 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	1757 {
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1758 return Fwarning (args, 1);
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1759 }
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1760
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1761 void
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1762 disable_warning (const std::string& id)
1834132fb50b allow non-integer ranges as indices conditionally John W. Eaton <jwe@octave.org> parents: 10405 diff changeset	1763 {
19439 93fbdbcb3349 fix handling of options struct passed to warning function (bug #36393) John W. Eaton <jwe@octave.org> parents: 19421 diff changeset	1764 set_warning_option ("off", id);
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1765 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1766
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1767 void
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1768 initialize_default_warning_state (void)
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1769 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1770 initialize_warning_options ("on");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1771
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1772 // Most people will want to have the following disabled.
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1773
21990 efce657ceb86 Provide a warning when an array is used in an if/while/until (bug #43098). Lachlan Andrew <lachlanbis@gmail.com> parents: 21966 diff changeset	1774 disable_warning ("Octave:array-as-logical");
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1775 disable_warning ("Octave:array-to-scalar");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1776 disable_warning ("Octave:array-to-vector");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1777 disable_warning ("Octave:imag-to-real");
19852 e9a0bd0b125c Rename 'matlab-incompatible' warning to 'language-extension'. Carnë Draug <carandraug@octave.org> parents: 19849 diff changeset	1778 disable_warning ("Octave:language-extension");
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1779 disable_warning ("Octave:missing-semicolon");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1780 disable_warning ("Octave:neg-dim-as-zero");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1781 disable_warning ("Octave:resize-on-range-error");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1782 disable_warning ("Octave:separator-insert");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1783 disable_warning ("Octave:single-quote-string");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1784 disable_warning ("Octave:str-to-num");
13841 0a158dbdb04a Remove 3 unused warning ids Rik <octave@nomad.inbox5.com> parents: 13709 diff changeset	1785 disable_warning ("Octave:mixed-string-concat");
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1786 disable_warning ("Octave:variable-switch-label");
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1787 }
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	1788
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1789 DEFUN (lasterror, 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	1790 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	1791 @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	1792 @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	1793 @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	1794 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	1795
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1796 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	1797 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	1798 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	1799
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1800 @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	1801 @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	1802 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	1803
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1804 @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	1805 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	1806
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1807 @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	1808 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	1809 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	1810 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	1811
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1812 @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	1813 @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	1814 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	1815
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1816 @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	1817 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	1818
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1819 @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	1820 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	1821
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1822 @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	1823 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	1824 @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	1825 @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	1826
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1827 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	1828 @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	1829 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	1830
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1831 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	1832 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	1833 @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	1834 @end deftypefn */)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1835 {
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	1836 int nargin = args.length ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1837
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1838 if (nargin > 1)
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1839 print_usage ();
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1840
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1841 octave_scalar_map err;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1842
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1843 err.assign ("message", Vlast_error_message);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1844 err.assign ("identifier", Vlast_error_id);
7976 736124a4fa3d lasterr, lasterror: unwind-protect error_state John W. Eaton <jwe@octave.org> parents: 7882 diff changeset	1845
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1846 err.assign ("stack", octave_value (Vlast_error_stack));
7976 736124a4fa3d lasterr, lasterror: unwind-protect error_state John W. Eaton <jwe@octave.org> parents: 7882 diff changeset	1847
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1848 if (nargin == 1)
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1849 {
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1850 if (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1851 {
20980 81c2b14c209f maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20946 diff changeset	1852 if (args(0).string_value () != "reset")
81c2b14c209f maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20946 diff changeset	1853 error ("lasterror: unrecognized string argument");
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1854
21017 93748bcaec17 maint: Replace emtpy 'std::string ()' calls with "". Rik <rik@octave.org> parents: 21015 diff changeset	1855 Vlast_error_message = "";
93748bcaec17 maint: Replace emtpy 'std::string ()' calls with "". Rik <rik@octave.org> parents: 21015 diff changeset	1856 Vlast_error_id = "";
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1857
20980 81c2b14c209f maint: invert if/else/error instances. John W. Eaton <jwe@octave.org> parents: 20946 diff changeset	1858 Vlast_error_stack = initialize_last_error_stack ();
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1859 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1860 else if (args(0).is_map ())
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1861 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1862 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	1863 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	1864 std::string new_error_message;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1865 std::string new_error_id;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1866 std::string new_error_file;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1867 std::string new_error_name;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1868 int new_error_line = -1;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1869 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	1870 bool initialize_stack = false;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1871
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1872 if (new_err.contains ("message"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1873 {
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1874 const std::string tmp =
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1875 new_err.getfield ("message").string_value ();
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1876 new_error_message = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1877 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1878
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1879 if (new_err.contains ("identifier"))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1880 {
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1881 const std::string tmp =
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1882 new_err.getfield ("identifier").string_value ();
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1883 new_error_id = tmp;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1884 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1885
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1886 if (new_err.contains ("stack"))
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1887 {
21885 0806871e3e1e maint: Prefer is_empty() rather than "length () == 0". Rik <rik@octave.org> parents: 21856 diff changeset	1888 if (new_err.getfield ("stack").is_empty ())
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1889 initialize_stack = true;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1890 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1891 {
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1892 new_err_stack =
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1893 new_err.getfield ("stack").scalar_map_value ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1894
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1895 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	1896 {
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1897 const std::string tmp =
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1898 new_err_stack.getfield ("file").string_value ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1899 new_error_file = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1900 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1901
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1902 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	1903 {
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1904 const std::string tmp =
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1905 new_err_stack.getfield ("name").string_value ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1906 new_error_name = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1907 }
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1908
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1909 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	1910 {
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1911 const int tmp =
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1912 new_err_stack.getfield ("line").nint_value ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1913 new_error_line = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1914 }
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1915
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1916 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	1917 {
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1918 const int tmp =
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1919 new_err_stack.getfield ("column").nint_value ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1920 new_error_column = tmp;
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1921 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1922 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10160 diff changeset	1923 }
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1924
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1925 Vlast_error_message = new_error_message;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1926 Vlast_error_id = new_error_id;
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1927
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1928 if (initialize_stack)
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1929 Vlast_error_stack = initialize_last_error_stack ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1930 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	1931 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1932 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	1933 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	1934 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	1935 new_err_stack.setfield ("column", new_error_column);
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1936 Vlast_error_stack = new_err_stack;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1937 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1938 else
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1939 {
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1940 // No stack field. Fill it in with backtrace info.
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1941 octave_idx_type curr_frame = -1;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1942
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1943 Vlast_error_stack
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 22862 diff changeset	1944 = octave::call_stack::backtrace (0, curr_frame);
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1945 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1946 }
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1947 else
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1948 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	1949 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1950
21127 df7891224709 maint: Use "return ovl (...)" in DEFUN macros. Rik <rik@octave.org> parents: 21121 diff changeset	1951 return ovl (err);
6361 776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1952 }
776e657c9422 [project @ 2007-02-27 09:45:03 by dbateman] dbateman parents: 6338 diff changeset	1953
21856 c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1954 /*
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1955 ## 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	1956 %!test
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1957 %! lasterror ("reset");
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1958 %! x = lasterror ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1959 %! assert (x.identifier, "")
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1960 %! assert (x.message, "")
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1961 %! assert (isempty (x.stack))
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1962 %! lasterror (x);
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1963 %! y = lasterror ();
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1964 %! assert (y, x);
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1965 */
c9c5340d4758 lasterror: Allow setting error state with an empty stack Mike Miller <mtmiller@octave.org> parents: 21751 diff changeset	1966
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1967 DEFUN (lasterr, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1968 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	1969 @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	1970 @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	1971 @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	1972 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	1973
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1974 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	1975 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	1976
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1977 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	1978
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	1979 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	1980 @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	1981 @end deftypefn */)
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1982 {
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	1983 int nargin = args.length ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1984
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	1985 if (nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	1986 print_usage ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	1987
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1988 string_vector argv = args.make_argv ("lasterr");
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1989
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1990 std::string prev_error_id = Vlast_error_id;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	1991 std::string prev_error_message = Vlast_error_message;
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	1992
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	1993 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	1994 {
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1995 Vlast_error_id = argv[2];
20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	1996 Vlast_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	1997 }
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	1998 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	1999 {
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2000 Vlast_error_id = "";
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	2001 Vlast_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	2002 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2003
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2004 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	2005 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	2006 else
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	2007 return ovl ();
3935 1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2008 }
1ea29376e43e [project @ 2002-05-16 05:30:51 by jwe] jwe parents: 3934 diff changeset	2009
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2010 DEFUN (lastwarn, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2011 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	2012 @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	2013 @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	2014 @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	2015 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	2016
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2017 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	2018 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	2019
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2020 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	2021
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2022 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	2023 @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	2024 @end deftypefn */)
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2025 {
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2026 int nargin = args.length ();
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2027
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2028 if (nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	2029 print_usage ();
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2030
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2031 string_vector argv = args.make_argv ("lastwarn");
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2032
20803 c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2033 std::string prev_warning_id = Vlast_warning_id;
c22206c1a88f eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	2034 std::string prev_warning_message = Vlast_warning_message;
3934 31393822395b [project @ 2002-05-15 19:18:09 by jwe] jwe parents: 3815 diff changeset	2035
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2036 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	2037 {
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	2038 Vlast_warning_id = argv[2];
20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	2039 Vlast_warning_message = argv[1];
20828 7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2040 }
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2041 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	2042 {
7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2043 Vlast_warning_id = "";
20996 20bd3d4fabad Clean up instances of make_argv(). Rik <rik@octave.org> parents: 20980 diff changeset	2044 Vlast_warning_message = argv[1];
20828 7883f240d8ea Clear error/warning ID when lasterror/lastwarning called with just a message. Rik <rik@octave.org> parents: 20827 diff changeset	2045 }
5567 80e629357483 [project @ 2005-12-07 06:31:28 by jwe] jwe parents: 5335 diff changeset	2046
20817 3d551b2ae928 Use variable name nargin consistently in C++ code. Rik <rik@octave.org> parents: 20803 diff changeset	2047 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	2048 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	2049 else
20941 a4f5da7c5463 maint: Replace "octave_value_list ()" with "ovl ()". Rik <rik@octave.org> parents: 20940 diff changeset	2050 return ovl ();
897 54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	2051 }
54921d080295 [project @ 1994-11-09 18:01:33 by jwe] jwe parents: 729 diff changeset	2052
20946 6eff66fb8a02 style fixes for comments John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	2053 // FIXME: Deprecated in 4.0 and scheduled for removal in 4.4.
6eff66fb8a02 style fixes for comments John W. Eaton <jwe@octave.org> parents: 20941 diff changeset	2054
19111 d4a920d28242 Depecrate usage() function. Rik <rik@octave.org> parents: 18742 diff changeset	2055 DEFUN (__usage__, 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	2056 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	2057 @deftypefn {} {} usage (@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	2058 Print the message @var{msg}, prefixed by the string @samp{usage: }, and
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2059 set Octave's internal error state such that control will return to the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2060 top level without evaluating any more commands. This is useful for
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2061 aborting from functions.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2062
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2063 After @code{usage} is evaluated, Octave will print a traceback of all
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2064 the function calls leading to the usage message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2065
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2066 You should use this function for reporting problems errors that result
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2067 from an improper call to a function, such as calling a function with an
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2068 incorrect number of arguments, or with arguments of the wrong type. For
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2069 example, most functions distributed with Octave begin with code like
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2070 this
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2071
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2072 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2073 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2074 if (nargin != 2)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2075 usage ("foo (a, b)");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2076 endif
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2077 @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	2078 @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	2079
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2080 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2081 to check for the proper number of arguments.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2082 @end deftypefn */)
899 00e903c95534 [project @ 1994-11-09 18:06:56 by jwe] jwe parents: 897 diff changeset	2083 {
14558 0c9c85e702ca better compatibility for error/warning message IDs and format specifiers John W. Eaton <jwe@octave.org> parents: 14361 diff changeset	2084 handle_message (usage_with_id, "", "unknown", args, true);
21078 49852ff04747 maint: Remove unnecessary declarations of retval. Rik <rik@octave.org> parents: 21040 diff changeset	2085 return ovl ();
899 00e903c95534 [project @ 1994-11-09 18:06:56 by jwe] jwe parents: 897 diff changeset	2086 }
00e903c95534 [project @ 1994-11-09 18:06:56 by jwe] jwe parents: 897 diff changeset	2087
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2088 DEFUN (beep_on_error, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2089 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	2090 @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	2091 @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	2092 @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	2093 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	2094 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	2095
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2096 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	2097 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	2098 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	2099 @end deftypefn */)
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2100 {
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2101 return SET_INTERNAL_VARIABLE (beep_on_error);
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2102 }
58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2103
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2104 DEFUN (debug_on_error, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2105 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	2106 @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	2107 @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	2108 @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	2109 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	2110 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	2111
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2112 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	2113 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	2114
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2115 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	2116 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	2117 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	2118 @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	2119 @end deftypefn */)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2120 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2121 return SET_INTERNAL_VARIABLE (debug_on_error);
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2122 }
3707 58140935c812 [project @ 2000-07-28 09:40:52 by jwe] jwe parents: 3620 diff changeset	2123
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2124 DEFUN (debug_on_warning, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2125 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	2126 @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	2127 @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	2128 @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	2129 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	2130 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	2131
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21885 diff changeset	2132 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	2133 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	2134 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	2135 @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	2136 @end deftypefn */)
5794 1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2137 {
1138ced03f14 [project @ 2006-05-08 20:23:04 by jwe] jwe parents: 5783 diff changeset	2138 return SET_INTERNAL_VARIABLE (debug_on_warning);
2174 68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	2139 }
68b02495a5ac [project @ 1996-05-13 16:08:39 by jwe] jwe parents: 2095 diff changeset	2140
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	2141 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	2142 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	2143 {
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	2144 return Vlast_error_message;
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	2145 }
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	2146
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	2147 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	2148 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	2149 {
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	2150 return Vlast_error_id;
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	2151 }
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	2152
18222 6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2153 octave_map
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2154 last_error_stack (void)
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2155 {
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2156 return Vlast_error_stack;
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2157 }
6ef8b920a7d6 include stack in exception variable (bug #41117) Stefan Mahr <dac922@gmx.de> parents: 18130 diff changeset	2158
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	2159 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	2160 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	2161 {
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	2162 return Vlast_warning_message;
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	2163 }
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	2164
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	2165 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	2166 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	2167 {
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	2168 return Vlast_warning_id;
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	2169 }
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2170
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2171 void
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	2172 interpreter_try (octave::unwind_protect& frame)
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2173 {
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2174 frame.protect_var (buffer_error_messages);
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2175 frame.protect_var (Vdebug_on_error);
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2176 frame.protect_var (Vdebug_on_warning);
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2177
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2178 buffer_error_messages++;
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2179 Vdebug_on_error = false;
4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2180 Vdebug_on_warning = false;
21157 94fc5f13d51b dbstop: conditional breakpoint, dbstop if caught error etc. (bug #46795) Lachlan Andrew <lachlanbis@gmail.com> parents: 21127 diff changeset	2181 // leave Vdebug_on_caught as it was, so errors in try/catch are still caught
11029 4ab04ea74b08 make an internal function for try simulation Jaroslav Hajek <highegg@gmail.com> parents: 10840 diff changeset	2182 }

Mercurial > octave

annotate libinterp/corefcn/error.cc @ 23448:e1c02e7126a9