Re: libcodecs(3), take 4

[Thor Lancelot Simon <tls%panix.com@localhost>]

On Sat, Oct 02, 2010 at 10:38:15AM +0100, David Laight wrote:
> On Sat, Oct 02, 2010 at 08:13:25AM +0200, Alistair Crooks wrote:
> > Hi Uebayashi-san,
> > 
> > Thanks for your feedback.
> > 
> > On Sat, Oct 02, 2010 at 02:42:02PM +0900, Masao Uebayashi wrote:
> > > Usually libraries don't print error messages to stderr, nor exit.
> > 
> > That's true for some libraries, but not for all of them.  At the same
> > time, printing error messages is far superior to the practise of
> > returning enumerated error values (like regexp libraries), or stacking
> > them up and vomiting them up at a later stage.

I don't think libraries should print to stderr, but I feel much, much
more strongly that they must not exit the calling program.