fixes tag filter evaluation not respecting mode for subfilter combination

adds first working parser for the complete tag filter grammar

fixes whitespace handling and error detection for basic tag filters

implements parser for basic tag filters without subfilters

parse_csv_taglist() now skips empty tags

adds error message for invalid tag filter syntax

introduces tag filter string parser (currently supporting a simple tag list)

adds tag filter evaluation functions

introduces SyncTagFilter type which for now implements the old tag list filter

fixes double-malloc() in tags.c + marks a realloc() problem

(0) -300 -100 -10 +10 +100 +300 tip

mercurial