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annotate scripts/control/system/__sysgroupn__.m @ 7017:a1dbe9d80eee

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[project @ 2007-10-12 21:27:11 by jwe]
author jwe
date Fri, 12 Oct 2007 21:27:37 +0000
parents 93c65f2a5668
children 59dcf01bb3e3
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1 ## Copyright (C) 1996, 1998, 2000, 2004, 2005, 2007
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2 ## Auburn University. All rights reserved.
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3 ##
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4 ## This file is part of Octave.
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5 ##
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6 ## Octave is free software; you can redistribute it and/or modify it
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7 ## under the terms of the GNU General Public License as published by
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8 ## the Free Software Foundation; either version 3 of the License, or (at
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9 ## your option) any later version.
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10 ##
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11 ## Octave is distributed in the hope that it will be useful, but
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12 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 ## General Public License for more details.
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15 ##
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16 ## You should have received a copy of the GNU General Public License
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17 ## along with Octave; see the file COPYING. If not, see
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18 ## <http://www.gnu.org/licenses/>.
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19
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20 ## Undocumented internal function.
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21
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22 ## -*- texinfo -*-
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23 ## @deftypefn {Function File} {} __sysgroupn__ (@var{names})
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24 ## Locate and mark duplicate names
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25 ## inputs:
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26 ## names: list of signal names
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27 ## kind: kind of signal name (used for diagnostic message purposes only)
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28 ## outputs:
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29 ## returns names with unique suffixes added; diagnostic warning
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30 ## message is printed to inform the user of the new signal name
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31 ##
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32 ## used internally in sysgroup and elsewhere.
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33 ## @end deftypefn
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34
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35 function names = __sysgroupn__ (names, kind)
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36
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37 ## check for duplicate names
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38 l = length(names);
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39 ii = 1;
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40 while(ii <= l-1)
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41 st1 = names{ii};
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42 jj = ii+1;
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43 while ( jj <= l)
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44 st2 = names{jj};
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45 if(strcmp(st1,st2))
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46 suffix = ["_",num2str(jj)];
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47 warning("sysgroup: %s name(%d) = %s name(%d) = %s", ...
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48 kind,ii,kind,jj,st1);
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49 strval = sprintf("%s%s",st2,suffix);
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50 names{jj} = strval;
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51 warning("sysgroup: changed %s name %d to %s",kind,jj,strval);
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52 ## restart the check (just to be sure there's no further duplications)
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53 ii = 0; jj = l;
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54 endif
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55 jj = jj+1;
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56 endwhile
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57 ii = ii+1;
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58 endwhile
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59 endfunction