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sysdefio.m
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1999-04-29
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# Copyright (C) 1996,1998 A. Scottedward Hodel
#
# This file is part of Octave.
#
# Octave 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 2, or (at your option) any
# later version.
#
# Octave 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 Octave; see the file COPYING. If not, write to the Free
# Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
function ioname = sysdefio(n,str,m)
# function ioname = sysdefio(n,str[,m])
# return list of default input or output names given n, str, m
# n is the final value, str is the string prefix, and m is start value
# ex: ioname = sysdefio(5,"u",3)
#
# returns: ioname =
# (
# [1] = u_3
# [2] = u_4
# [3] = u_5
# )
# used internally, minimal argument checking
if (nargin < 2 | nargin > 3)
usage("ioname = sysdefio(n,str[,m])");
endif
if (nargin == 2) m = min(1,n); endif
ioname = list();
jj = 1;
if(n > 0 & m > 0 & m <= n)
for ii = m:n
ioname(ii+1-m) = sprintf("%s_%d",str,ii);
endfor
elseif(m > n)
error("str=%s; start value m=%d > final value n=%d",str,m,n);
endif
endfunction