PKG_ADD, mark_as_command, and core functions?

[John W. Eaton]

On  4-Jan-2008, Ben Abbott wrote:

| I've noticed PKG_ADD was used in savepath.m as
| 
| ##PKGADD: mark_as_command savepath
| 
| Is it necessary, or desirable, to add this to other functions intended  
| to be part of Octave?

Only if they are expected to be called as "commands".  Savepath is
marked this way because

  savepath filename

is supposed to be valid syntax.

jwe