some non-guru questions

Robert Connolly robert at linuxfromscratch.org
Tue Feb 15 01:25:00 PST 2005


On February 15, 2005 03:59 am, Solar Designer wrote:
> On Tue, Feb 15, 2005 at 03:38:27AM -0500, Robert Connolly wrote:
> > "EMUTRAMP is disabled" because this isn't normally needed. I don't know
> > of any programs off hand that needs this. In chapter 7 I discourage
> > enabling support for this in the PaX kernel.
>
> I have no experience with PaX in particular so this comment might not
> be relevant - but glibc's localedef program makes use of gcc trampolines
> (or at least it used to) and thus requires either executable stack or
> gcc trampoline emulation.
>
> But you're able to build glibc on systems with kernels compiled in
> this way somehow?

I have been using uClibc mainly. I haven't yet tried to build Glibc with a PaX 
kernel. Grub and localedef get their protections switched off, though maybe 
emul trampoline is better for localedef.

robert



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