#define FILTER_CHAIN_ERRORS \
PARA_ERROR(UNSUPPORTED_FILTER, "given filter not supported"), \
PARA_ERROR(BAD_FILTER_OPTIONS, "invalid filter option given"), \
#define FILTER_CHAIN_ERRORS \
PARA_ERROR(UNSUPPORTED_FILTER, "given filter not supported"), \
PARA_ERROR(BAD_FILTER_OPTIONS, "invalid filter option given"), \