/usr/share/octave/packages/statistics-1.3.0/private/tbl_delim.m is in octave-statistics 1.3.0-1.
This file is owned by root:root, with mode 0o644.
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 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | ## Copyright (C) 2008 Bill Denney <bill@denney.ws>
##
## This program 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.
##
## This program 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
## this program; if not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn {Function File} {[@var{d}, @var{err}] = } tbl_delim (@var{d})
## Return the delimiter for tblread or tblwrite.
##
## The delimeter, @var{d} may be any single character or
## @itemize
## @item "space" " " (default)
## @item "tab" "\t"
## @item "comma" ","
## @item "semi" ";"
## @item "bar" "|"
## @end itemize
##
## @var{err} will be empty if there is no error, and @var{d} will be NaN
## if there is an error. You MUST check the value of @var{err}.
## @seealso{tblread, tblwrite}
## @end deftypefn
function [d, err] = tbl_delim (d)
## Check arguments
if nargin != 1
print_usage ();
endif
err = "";
## Format the delimiter
if ischar (d)
## allow for escape characters
d = sprintf (d);
if numel (d) > 1
## allow the word forms
s.space = " ";
s.tab = "\t";
s.comma = ",";
s.semi = ";";
s.bar = "|";
if ! ismember (d, fieldnames (s))
err = ["tblread: delimiter must be either a single " ...
"character or one of\n" ...
sprintf("%s, ", fieldnames (s){:})(1:end-2)];
d = NaN;
else
d = s.(d);
endif
endif
else
err = "delimiter must be a character";
d = NaN;
endif
if isempty (d)
err = "the delimiter may not be empty";
d = NaN;
endif
endfunction
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