Modify the information stored for a particular ancestor
"
ianc"
value is used as
an index into the ANCESTORS array. An error is reported if "
ianc"
is too large. "
PATH"
: A string holding the path of the ancestor NDF.
"
DATE"
: A string holding the formatted UTC date and time at which the provenance information for
the ancestor NDF was recorded.
"
CREATOR"
: A string identifying the software that created the ancestor NDF.
"
MORE"
: A KeyMap containing extra information to store with the ancestor.
If the "
DATE"
, "
CREATOR"
or "
MORE"
components are missing then corresponding item of
information will be deleted from the provenance extension. An error is reported if the
supplied KeyMap has no "
PATH"
entry. Note, the PARENTS list and HISTORY information
stored with the specified ancestor cannot be modified (any "
PARENTS"
or "
HISTORY"
component in the supplied HDS structure will be ignored).