[PATCH] Re: What not to be doing - syscall()

[Oswald Buddenhagen]

On Thu, Dec 25, 2003 at 10:53:28AM +0100, Frans Englich wrote:
> True.. :|
> 
> >
> > {
> >   KUser ku;
> >   pty->login( ku.loginName().latin1(), getenv("DISPLAY"));
> > }
> 
> Let me see if I got this straight.. Does that code snippet work as good as 
> pty->login( KUser().loginName().latin1(), getenv("DISPLAY"));?
>
yup. the compiler will create exactly the same code, i think. i was
somewhat sleepy yesterday. :}

> Regarding Thiago's comment on the code snippet:
> +  const char *user = KUser().loginName().latin1();
> pty->login( user ... ;
> Isn't the "temporary" KUser object created on stack and should live until end 
> of scope?
> 
the end of the scope for the KUser object is the end of the statement.
ergo thiago is right.

greetings

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