Set the Rd_tag of an object
Rdo_tag.RdSet the Rd_tag of an object.
Details
These functions simply set attribute "Rd_tag" of x, effectively
assuming that the caller has prepared it as needed.
Rdo_tag sets the "Rd_tag" attribute of x to name.
The other functions are shorthands with a fixed name and no second
argument.
Rdo_comment tags an Rd element as comment.
Rdo_newline gives an Rd element representing an empty line.