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1 ## Copyright (C) 1996 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 ## -*- texinfo -*- |
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23 ## @deftypefn {Function File} {} __syschnamesl__ (@var{olist}, @var{old_names}, @var{inames}, @var{listname}) |
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24 ## used internally in syschnames |
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25 ## item olist: index list |
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26 ## old_names: original list names |
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27 ## inames: new names |
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28 ## listname: name of index list |
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29 ## |
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30 ## combines the two string lists old_names and inames |
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31 ## @end deftypefn |
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32 |
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33 function old_names = __syschnamesl__ (olist, old_names, inames, listname) |
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34 |
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35 probstr = []; |
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36 if( max(olist) > rows(old_names) ) |
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37 probstr = ["index list value(s) exceed(s) number of signals (", ... |
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38 num2str(rows(old_names)),")"]; |
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39 |
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40 elseif( length(olist) > rows(inames) ) |
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41 probstr = ["index list dimension exceeds number of replacement names (", ... |
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42 num2str(rows(inames)),")"]; |
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43 |
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44 elseif(isempty(olist)) |
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45 probstr = []; # do nothing, no changes |
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46 |
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47 elseif(min(size(olist)) != 1 ) |
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48 probstr = "index list must be either a vector or an empty matrix"; |
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49 |
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50 elseif(max(olist) > rows(old_names)) |
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51 probstr = ["max(",listname,")=",num2str(max(olist))," > ", ... |
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52 num2str(rows(old_names)),", too big"]; |
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53 |
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54 elseif(min(olist) < 1) |
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55 probstr = ["min(",listname,")=",num2str(min(olist))," < 1, too small"]; |
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56 |
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57 else |
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58 if( length(olist) == 1) |
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59 len_in = columns(inames); |
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60 len_out = columns(old_names); |
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61 |
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62 if (len_in < len_out) |
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63 inames(1,(len_in+1):(len_out)) = zeros(1,(len_out - len_in)); |
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64 endif |
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65 |
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66 old_names(olist,1:length(inames)) = inames; |
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67 elseif(length(olist) > 1) |
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68 for ii=1:length(olist) |
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69 mystr = inames(ii,:); |
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70 len_my = columns(mystr); |
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71 len_out = columns(old_names); |
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72 |
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73 if (len_my < len_out) |
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74 mystr(1,(len_my+1):(len_out)) = " "*ones(1,(len_out - len_my)); |
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75 len_my = len_out; |
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76 endif |
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77 |
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78 old_names(olist(ii),1:len_my) = mystr; |
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79 endfor |
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80 endif |
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81 endif |
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82 if(!isempty(probstr)) |
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83 ## the following lines are NOT debugging code! |
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84 disp("Problem in syschnames: old names are") |
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85 __outlist__(old_names," ") |
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86 disp("new names are") |
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87 __outlist__(inames," ") |
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88 disp("list indices are") |
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89 disp(olist) |
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90 error(sprintf("syschnames: \"%s\" dim=(%d x %d)--\n\t%s\n", ... |
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91 listname, rows(olist), columns(olist),probstr)); |
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92 endif |
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93 |
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94 ## change zeros to blanks |
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95 if( find(old_names == 0) ) |
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96 ## disp("__syschnamesl__: old_names contains zeros ") |
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97 ## old_names |
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98 ## disp("/__syschnamesl__"); |
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99 |
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100 [ii,jj] = find(old_names == 0); |
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101 for idx=1:length(ii) |
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102 old_names(ii(idx),jj(idx)) = " "; |
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103 endfor |
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104 |
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105 ## disp("__syschnamesl__: old_names fixed zeros ") |
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106 ## old_names |
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107 ## disp("/__syschnamesl__"); |
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108 endif |
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109 |
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110 ## just in case it's not a string anymore |
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111 if( !ischar(old_names) ) |
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112 old_names = char(old_names); |
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113 endif |
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114 |
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115 ## disp("__syschnamesl__: exit, old_names=") |
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116 ## old_names |
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117 ## disp("/__syschnamesl__: exiting") |
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118 |
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119 endfunction |
