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annotate liboctave/util/singleton-cleanup.cc @ 17297:4d7f95eb8bfe

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doc: Miscellaneous small tweaks to documentation for consistency. * doc/interpreter/external.txi: Don't group EXAMPLEFILEs which are longer than 20 lines. * doc/interpreter/oop.txi: Don't group EXAMPLEFILEs which are longer than 20 lines. * doc/interpreter/octave.texi: Eliminate trailing whitespace. * doc/interpreter/tips.txi: Eliminate trailing whitespace. * examples/mysparse.c: Eliminate trailing whitespace. * scripts/miscellaneous/compare_versions.m: use @qcode macro. * scripts/plot/gnuplot_binary.in: use @qcode macro. * scripts/statistics/tests/kruskal_wallis_test.m: use @cite macro.
author Rik <rik@octave.org>
date Tue, 20 Aug 2013 09:25:35 -0700
parents 648dabbb4c6b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
14138
72c96de7a403 maint: update copyright notices for 2012
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3 Copyright (C) 2012 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #ifdef HAVE_CONFIG_H
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24 #include <config.h>
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25 #endif
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26
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27 #include <lo-error.h>
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28 #include <singleton-cleanup.h>
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29
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30 singleton_cleanup_list *singleton_cleanup_list::instance = 0;
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31
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32 singleton_cleanup_list::~singleton_cleanup_list (void)
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33 {
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34 for (std::set<fptr>::iterator p = fcn_list.begin ();
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35 p != fcn_list.end (); p++)
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36 {
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37 fptr fcn = *p;
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38
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39 fcn ();
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40 }
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41 }
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42
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43 bool
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44 singleton_cleanup_list::instance_ok (void)
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45 {
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46 bool retval = true;
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47
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48 if (! instance)
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49 instance = new singleton_cleanup_list ();
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50
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51 if (! instance)
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52 {
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53 current_liboctave_error_handler
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54 ("unable to create singleton_cleanup_list object!");
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55
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56 retval = false;
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57 }
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58
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59 return retval;
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60 }