annotate scripts/help/debug.m @ 27919:1891570abac8

update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2020.
author John W. Eaton <jwe@octave.org>
date Mon, 06 Jan 2020 22:29:51 -0500
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1 ## Copyright (C) 2008-2020 The Octave Project Developers
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2 ##
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3 ## See the file COPYRIGHT.md in the top-level directory of this distribution
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4 ## or <https://octave.org/COPYRIGHT.html/>.
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5 ##
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6 ##
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7 ## This file is part of Octave.
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8 ##
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9 ## Octave is free software: you can redistribute it and/or modify it
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10 ## under the terms of the GNU General Public License as published by
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11 ## the Free Software Foundation, either version 3 of the License, or
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12 ## (at your option) any later version.
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13 ##
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14 ## Octave is distributed in the hope that it will be useful, but
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15 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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16 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 ## GNU General Public License for more details.
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18 ##
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19 ## You should have received a copy of the GNU General Public License
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20 ## along with Octave; see the file COPYING. If not, see
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21 ## <https://www.gnu.org/licenses/>.
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22
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23 ## -*- texinfo -*-
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24 ## @deftypefn {} {} debug ()
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25 ## Summary of debugging commands.
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26 ##
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27 ## For more information on each command and available options use
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28 ## @code{help CMD}.
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29 ##
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30 ## The debugging commands available in Octave are
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31 ##
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32 ## @table @code
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33 ## @item dbstop
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34 ## Add a breakpoint.
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35 ##
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36 ## @item dbclear
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37 ## Remove a breakpoint.
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38 ##
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39 ## @item dbstatus
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40 ## List all breakpoints.
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41 ##
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42 ## @item dbwhere
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43 ## Report the current file and line number where execution is stopped.
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44 ##
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45 ## @item dbtype
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46 ## Display the code of the function being debugged, enumerating
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47 ## the line numbers.
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48 ##
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49 ## @item dblist
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50 ## List 10 lines of code centered around the line number where execution is
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51 ## stopped.
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52 ##
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53 ## @item dbstep
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54 ## @itemx dbnext
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55 ## Execute (step) one or more lines, follow execution into (step into) a
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56 ## function call, or execute until the end of a function (step out), and
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57 ## re-enter debug mode.
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58 ##
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59 ## @item dbcont
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60 ## Continue normal code execution from the debug prompt.
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61 ##
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62 ## @item dbquit
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63 ## Quit debugging mode immediately and return to the main prompt.
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64 ##
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65 ## @item dbstack
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66 ## Print a backtrace of the execution stack.
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67 ##
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68 ## @item dbup
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69 ## Move up the execution stack.
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70 ##
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71 ## @item dbdown
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72 ## Move down the execution stack.
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73 ##
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74 ## @item keyboard
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75 ## Force entry into debug mode from an m-file.
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76 ##
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77 ## @item debug_on_error
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78 ## Configure whether Octave enters debug mode when it encounters an error.
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79 ##
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80 ## @item debug_on_warning
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81 ## Configure whether Octave enters debug mode when it encounters a warning.
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82 ##
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83 ## @item debug_on_interrupt
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84 ## Configure whether Octave enters debug mode when it encounters an interrupt.
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85 ##
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86 ## @item isdebugmode
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87 ## Return true if in debug mode.
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88 ## @end table
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89 ##
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90 ## @noindent
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91 ## When Octave encounters a breakpoint, or other reason to enter debug mode,
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92 ## the prompt changes to @qcode{"debug>"}. The workspace of the function
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93 ## where the breakpoint was encountered becomes available and any Octave
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94 ## command that is valid in that workspace context may be executed.
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95 ##
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96 ## @seealso{dbstop, dbclear, dbstatus, dbwhere, dbtype, dbcont, dbquit,
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97 ## dbstack, dbup, dbdown, keyboard, debug_on_error, debug_on_warning,
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98 ## debug_on_interrupt, isdebugmode}
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99 ## @end deftypefn
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100
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101 function debug ()
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102 help ("debug");
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103 endfunction
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104
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105
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106 ## Mark file as being tested. No real test needed for a documentation .m file
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107 %!assert (1)