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// Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
// Copyright (C) 2009 - DIGITEO - Pierre MARECHAL <pierre.marechal@scilab.org>
//
// This file must be used under the terms of the CeCILL.
// This source file is licensed as described in the file COPYING, which
// you should have received as part of this distribution. The terms
// are also available at
// http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
// Internal function
// Return 1 if version_1 is superior than version_2
// Return -1 if version_2 is superior than version_1
// Return 0 if version_1 and version_2 are equal
// version can be an array
function result = atomsVersionCompare( version_1 , version_2 )
rhs = argn(2);
// Check number of input arguments
// =========================================================================
if rhs <> 2 then
error(msprintf(gettext("%s: Wrong number of input argument: %d expected.\n"),"atomsVersionCompare",2));
end
// Check input parameters type
// =========================================================================
if type(version_1) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: Single string expected.\n"),"atomsVersionCompare",1));
end
if type(version_2) <> 10 then
error(msprintf(gettext("%s: Wrong type for input argument #%d: Single string expected.\n"),"atomsVersionCompare",2));
end
// Check input parameters size
// =========================================================================
if size(version_2,"*") <> 1 then
error(msprintf(gettext("%s: Wrong size for input argument #%d: Single string expected.\n"),"atomsVersionCompare",2));
end
// Check input parameters values
// =========================================================================
for i=1:size(version_1,"*")
if (length(version_1(i)) > 1) & (regexp(version_1(i),"/^[0-9]([0-9\.])*[0-9](\-[0-9]([0-9])*)?$/") == []) then
error(msprintf(gettext("%s: Wrong value for input argument #%d: This is not a valid version.\n"),"atomsVersionCompare",1));
end
if (length(version_1(i)) == 1) & (regexp(version_1(i),"/^[0-9]$/") == []) then
error(msprintf(gettext("%s: Wrong value for input argument #%d: This is not a valid version.\n"),"atomsVersionCompare",1));
end
end
// version_2 == -1 means no more recent version found
if version_2 == "-1" then
result = ones(version_1);
return
end
if (length(version_2) > 1) & (regexp(version_2,"/^[0-9]([0-9\.])*[0-9](\-[0-9]([0-9])*)?$/") == []) then
error(msprintf(gettext("%s: Wrong value for input argument #%d: This is not a valid version.\n"),"atomsVersionCompare",2));
end
if (length(version_2) == 1) & (regexp(version_2,"/^[0-9]$/") == []) then
error(msprintf(gettext("%s: Wrong value for input argument #%d: This is not a valid version.\n"),"atomsVersionCompare",2));
end
// Init the result matrix
// =========================================================================
result = zeros(version_1);
// Now : action
// =========================================================================
// Split version and packaging version
if strindex(version_2,"-")==[] then
version_2_pack = 0;
else
version_2_tmp = strsubst( strsplit(version_2,strindex(version_2,"-")) , "-" , "" );
version_2 = version_2_tmp(1);
version_2_pack = strtod(version_2_tmp(2));
end
// Split the version
if regexp(version_2,"/\./","o") == [] then
version_2_mat = strtod(version_2);
else
version_2_mat = strtod(strsubst( strsplit(version_2,strindex(version_2,".")) , "." , "" ));
end
version_2_mat_size = size(version_2_mat,"*");
for i=1:size(version_1,"*")
// Split version and packaging version
if strindex(version_1(i),"-")==[] then
version_1_pack = 0;
else
version_1_tmp = strsubst( strsplit(version_1(i),strindex(version_1(i),"-")) , "-" , "" );
version_1(i) = version_1_tmp(1);
version_1_pack = strtod(version_1_tmp(2));
end
// split the version
if regexp(version_1(i),"/\./","o") == [] then
version_1_mat = strtod(version_1(i));
else
version_1_mat = strtod(strsubst( strsplit(version_1(i),strindex(version_1(i),".")) , "." , "" ));
end
version_1_mat_size = size(version_1_mat,"*");
if version_1_mat_size>=version_2_mat_size then
for j=1:version_1_mat_size
if result(i) <> 0 then
break;
end
if j > version_2_mat_size then
if version_1_mat(j) > 0 then
// Version_1 is superior than version_2
result(i) = 1;
break;
end
continue;
end
if version_1_mat(j) > version_2_mat(j) then
// Version_1 is superior than version_2
result(i) = 1;
break;
end
if version_2_mat(j) > version_1_mat(j) then
// Version_2 is superior than version_1
result(i) = -1;
break;
end
end
else
for j=1:version_2_mat_size
if result(i) <> 0 then
break;
end
if j > version_1_mat_size then
if version_2_mat(j) > 0 then
// Version_2 is superior than version_1
result(i) = -1;
break;
end
continue;
end
if version_2_mat(j) > version_1_mat(j) then
// Version_2 is superior than version_1
result(i) = -1;
break;
end
if version_1_mat(j) > version_2_mat(j) then
// Version_1 is superior than version_2
result(i) = 1;
break;
end
end
end
// Last test : check if the two version are equivalent
// If yes : compare the packaging versions
if result(i) == 0 then
if version_1_pack > version_2_pack then
result(i) = 1;
elseif version_1_pack < version_2_pack then
result(i) = -1;
else
result(i) = 0;
end
end
end
endfunction
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