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annotate scripts/control/system/__sysdefioname__.m @ 3437:3c609681b2bf

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[project @ 2000-01-14 06:00:00 by jwe]
author jwe
date Fri, 14 Jan 2000 06:00:04 +0000
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children 2e06c3941943
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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, 59 Temple Place, Suite 330, Boston, MA 02111 USA.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {@var{ioname} =} sysdefioname (@var{n},@var{str} @{,@var{m}@})
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21 ## return default input or output names given @var{n}, @var{str}, @var{m}.
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22 ## @var{n} is the final value, @var{str} is the string prefix, and @var{m}
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23 ## is start value
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24 ##
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25 ## used internally, minimal argument checking
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26 ##
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27 ## @strong{Example} @code{ioname = sysdefioname(5,"u",3)}
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28 ## returns the list:
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29 ## @example
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30 ## ioname =
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31 ## (
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32 ## [1] = u_3
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33 ## [2] = u_4
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34 ## [3] = u_5
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35 ## )
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36 ## @end example
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37 ## @end deftypefn
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38
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39 function ioname = sysdefioname (n, str, m)
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40
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41 if (nargin < 2 | nargin > 3)
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42 usage("ioname = sysdefioname(n,str[,m])");
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43 endif
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44
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45 if (nargin == 2) m = min(1,n); endif
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46
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47 ioname = list();
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48 jj = 1;
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49 if(n > 0 & m > 0 & m <= n)
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50 for ii = m:n
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51 ioname(ii+1-m) = sprintf("%s_%d",str,ii);
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52 endfor
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53 elseif(m > n)
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54 error("str=%s; start value m=%d > final value n=%d",str,m,n);
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55 endif
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56
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57 endfunction