initial commit

+utils/char_to_cellstr.m

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+% [outstr] = char_to_cellstr(inchars,nl_only)
+% Convert an array of text to a cell array of lines.
+
+% Filename: $RCSfile: char_to_cellstr.m,v $
+%
+% $Revision: 1.4 $  $Date: 2014/04/11 10:57:20 $
+% $Author:  $
+% $Tag: $
+%
+% Description:
+% Convert an array of text to a cell array of lines.
+%
+% Note:
+% Used for making file headers accessible. 
+%
+% Dependencies:
+% none
+%
+%
+% history:
+%
+% June 22nd 2008: bug fix for fliread adding the nl_only 
+% parameter, to be replaced by named parameter later on
+%
+% May 9th 2008: 1st version
+
+%*-----------------------------------------------------------------------*
+%|                                                                       |
+%|  Except where otherwise noted, this work is licensed under a          |
+%|  Creative Commons Attribution-NonCommercial-ShareAlike 4.0            |
+%|  International (CC BY-NC-SA 4.0) license.                             |
+%|                                                                       |
+%|  Copyright (c) 2017 by Paul Scherrer Institute (http://www.psi.ch)    |
+%|                                                                       |
+%|       Author: CXS group, PSI                                          |
+%*-----------------------------------------------------------------------*
+% You may use this code with the following provisions:
+%
+% If the code is fully or partially redistributed, or rewritten in another
+%   computing language this notice should be included in the redistribution.
+%
+% If this code, or subfunctions or parts of it, is used for research in a 
+%   publication or if it is fully or partially rewritten for another 
+%   computing language the authors and institution should be acknowledged 
+%   in written form in the publication: “Data processing was carried out 
+%   using the “cSAXS matlab package” developed by the CXS group,
+%   Paul Scherrer Institut, Switzerland.” 
+%   Variations on the latter text can be incorporated upon discussion with 
+%   the CXS group if needed to more specifically reflect the use of the package 
+%   for the published work.
+%
+% A publication that focuses on describing features, or parameters, that
+%    are already existing in the code should be first discussed with the
+%    authors.
+%   
+% This code and subroutines are part of a continuous development, they 
+%    are provided “as they are” without guarantees or liability on part
+%    of PSI or the authors. It is the user responsibility to ensure its 
+%    proper use and the correctness of the results.
+
+function [outstr] = char_to_cellstr(inchars,nl_only)
+
+if (nargin < 2)
+    nl_only = 0;
+end
+
+% get positions of end-of-line signatures
+eol_ind = regexp(inchars,'\r\n');
+eol_offs = 1;
+if ((length(eol_ind) < 1) || (nl_only))
+    eol_ind = regexp(inchars,'\n');
+    eol_offs = 0;
+end
+if (length(eol_ind) < 1)
+    eol_ind = length(inchars) +1;
+end
+if (length(eol_ind) < 1)
+    outstr = [];
+    return;
+end
+
+% dimension return array with number of lines
+outstr = cell(length(eol_ind),1);
+
+% copy the lines to the return array, not suppressing empty lines
+start_pos = 1;
+ind_out = 1;
+for (ind = 1:length(eol_ind))
+    end_pos = eol_ind(ind) -1;
+    % cut off trailing spaces
+    while ((end_pos >= start_pos) && (inchars(end_pos) == ' '))
+        end_pos = end_pos -1;
+    end
+    % store non-empty strings
+    if (end_pos >= start_pos)
+        outstr{ind_out} = inchars(start_pos:end_pos);
+    else
+        outstr{ind_out} = '';
+    end
+    ind_out = ind_out +1;
+    
+    start_pos = eol_ind(ind) +1 + eol_offs;
+    ind = ind +1;
+end
+
+% resize cell array in case of empty lines
+if (ind_out <= length(eol_ind))
+    outstr = outstr(1:(ind_out-1));
+end
+