Re: Proposal for new syscalls: getrusagex and waitx

[Jachym Holecek <freza%NetBSD.org@localhost>]

# Matt Thomas 2008-10-17:
> I'd to add return some additional data in getrusage or wait4.  Extending 
> struct rusage seems to be a losing proposition since I will need to version 
> the syscalls and provide compatiblity shims.  I might as well just add 
> variants that return proplib dictionaries with the information.
>
> int getrusagex(int who, struct plistref *dict)
> int waitx(pid_t wpid, int *status, int options, struct plistref *rusage);

Passing 'struct plistref *' means users will have to duplicate proplib's
private _prop_object_[un]pack_pref(), no? If so, isn't it better to instead
pass 'prop_dictionary_t *' and hide plist passing details?

        -- Jachym