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annotate scripts/miscellaneous/debug.m @ 20214:eba80000fa0d rc-4-0-0-2

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maint: Bump version number for 4.0.0-rc2.
author John W. Eaton <jwe@octave.org>
date Fri, 20 Mar 2015 16:19:38 -0400
parents 4197fc428c7d
children df437a52bcaf
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1 ## Copyright (C) 2008-2015 David Bateman
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} debug ()
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21 ## Summary of debugging commands.
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22 ##
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23 ## For more information on each command and available options use
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24 ## @code{help CMD}.
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25 ##
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26 ## The debugging commands available in Octave are
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27 ##
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28 ## @table @code
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29 ## @item dbstop
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30 ## Add a breakpoint.
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31 ##
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32 ## @item dbclear
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33 ## Remove a breakpoint.
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34 ##
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35 ## @item dbstatus
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36 ## List all breakpoints.
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37 ##
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38 ## @item dbwhere
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39 ## Report the current file and line number where execution is stopped.
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40 ##
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41 ## @item dbtype
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42 ## Display the code of the function being debugged, enumerating
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43 ## the line numbers.
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44 ##
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45 ## @item dblist
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46 ## List 10 lines of code centered around the line number where execution is
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47 ## stopped.
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48 ##
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49 ## @item dbstep
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50 ## @itemx dbnext
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51 ## Execute (step) one or more lines, follow execution into (step into) a
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52 ## function call, or execute until the end of a function (step out), and
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53 ## re-enter debug mode.
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54 ##
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55 ## @item dbcont
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56 ## Continue normal code execution from the debug prompt.
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57 ##
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58 ## @item dbquit
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59 ## Quit debugging mode immediately and return to the main prompt.
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60 ##
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61 ## @item dbstack
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62 ## Print a backtrace of the execution stack.
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63 ##
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64 ## @item dbup
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65 ## Move up the execution stack.
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66 ##
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67 ## @item dbdown
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68 ## Move down the execution stack.
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69 ##
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70 ## @item keyboard
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71 ## Force entry into debug mode from an m-file.
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72 ##
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73 ## @item debug_on_error
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74 ## Configure whether Octave enters debug mode when it encounters an error.
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75 ##
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76 ## @item debug_on_warning
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77 ## Configure whether Octave enters debug mode when it encounters a warning.
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78 ##
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79 ## @item debug_on_interrupt
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80 ## Configure whether Octave enters debug mode when it encounters an interrupt.
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81 ##
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82 ## @item isdebugmode
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83 ## Return true if in debug mode.
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84 ## @end table
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85 ##
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86 ## @noindent
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87 ## When Octave encounters a breakpoint, or other reason to enter debug
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88 ## mode, the prompt changes to @qcode{"debug>"}. The workspace of the function
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89 ## where the breakpoint was encountered becomes available and any Octave
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90 ## command that is valid in that workspace context may be executed.
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91 ##
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92 ## @seealso{dbstop, dbclear, dbstatus, dbwhere, dbtype, dbcont, dbquit,
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93 ## dbstack, dbup, dbdown, keyboard, debug_on_error, debug_on_warning,
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94 ## debug_on_interrupt, isdebugmode}
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95 ## @end deftypefn
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96
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97 function debug ()
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98 help ("debug");
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99 endfunction
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100
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101
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102 ## Mark file as being tested. No real test needed for a documentation .m file
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103 %!assert (1)
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104