added support to look for known functions and import their associated pvs...

% Organization: McMaster Centre for Software Certification

function [string,found] = pvs_check_for_imports_g(object,grid,found)

string = [];

hashtable = {{'sqrt', 'reals@sqrt'} {'test', 'my_import'}};

for i=1:size(grid.cells,2)

    % recurse through

    if (~isempty(grid.cells(i).subgrid))

    vars = regexp(text,'([a-zA-Z][a-zA-Z0-9_]*)','match');

    for j=1:size(vars,2)

        if(exist(vars{j},'file')==2 && ~strcmp(vars{j},'otherwise'))

            %check if already imported file

                found = [found vars{j}];

            end

        end

        for k=1:size(hashtable,2)

            if strcmp(vars{j},hashtable{k}(1))

                if (~any(ismember(found,vars{j})))

                string = [string 'IMPORTING ' char(hashtable{k}(2)) sprintf('\n')];

                found = [found vars{j}];

                end

            end    

        end

    end

end

end