/usr/share/octave/packages/control-2.6.2/__str2idx__.m is in octave-control 2.6.2-1build1.
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The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | ## Copyright (C) 2009-2014 Lukas F. Reichlin
##
## This file is part of LTI Syncope.
##
## LTI Syncope is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## LTI Syncope is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with LTI Syncope. If not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## Get input/output indices from in/outgroup and in/outname.
## For internal use only.
## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
## Created: October 2013
## Version: 0.1
function idx = __str2idx__ (group, name, str, id)
if (isfield (group, str))
idx = group.(str)(:);
else
tmp = strcmp (name, str)(:);
switch (nnz (tmp))
case 1
idx = find (tmp);
case 0
error ("lti: %sgroup or %sname '%s' not found", id, id, str);
otherwise
error ("lti: %sname '%s' is ambiguous", id, str);
## FIXME: error for structure arrays
endswitch
endif
endfunction
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