Re: Proposal for new syscalls: getrusagex and waitx

[Adam Hamsik <haaaad%gmail.com@localhost>]

On Oct,Friday 17 2008, at 2:44 PM, Jachym Holecek wrote:

> # 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?


yes, it should be enough to pass prop_dictionary_t to syscall.

Regards

Adam.