forked from amazingfate/loongoffice
Because we need to make a distinction between an empty cell and a string cell containing zero-length string, I decided to switch to using rtl_uString* array and use NULL values as empty cells. Change-Id: I5bedb593507f34782e41a8a900602d445e5b1f6f
Contains parts of the formula parser used outside Calc code. Has been pulled out from Calc's formula parser code.