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1 ## Copyright (C) 1996, 1998 Auburn University. All rights reserved. |
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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 the |
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7 ## Free Software Foundation; either version 2, or (at your option) any |
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8 ## later version. |
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9 ## |
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10 ## Octave is distributed in the hope that it will be useful, but WITHOUT |
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11 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 ## 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, write to the Free |
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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18 ## 02110-1301 USA. |
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19 |
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20 ## Undocumented internal function. |
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21 |
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22 function c = __sysconcat__ (a, b) |
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23 |
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24 ## c = __sysconcat__ (a, b) |
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25 ## cell array replacement for append, used by control systems toolbox |
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26 |
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27 if (ischar (a)) |
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28 a = {a}; |
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29 endif |
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30 if (ischar (b)) |
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31 b = {b}; |
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32 endif |
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33 |
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34 if (! (is_signal_list (a) && is_signal_list (b))) |
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35 error("need cell arrays of strings"); |
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36 endif |
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37 |
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38 c = a; |
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39 la = length (a); |
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40 for ii = 1:length (b) |
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41 c{la+ii} = b{ii}; |
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42 endfor |
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43 |
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44 endfunction |
