Re: what's the purpose of SYMBOL_NAME()

From: Brian Gerst (bgerst@didntduck.org)
Date: Thu Jun 14 2001 - 12:34:42 EST


Marty Leisner wrote:
>
> I'm read Bovet's "Understand the Linux Kernel"
> and looked at the assembly routine setup_idt...
>
> I noticed the assembly has SYMBOL_NAME
> (its all over the place).
>
> This is define in include/linux/linkage.h
>
> to just:
> #define SYMBOL_NAME(X) X
>
> (this wasn't in Bovet's book).
>
> What's the purpose?

IIRC, it's a holdover from the days when the kernel could be compiled in
a.out and ELF format. a.out prepends an underscore to all symbols,
whereas ELF does not.

--

Brian Gerst - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Fri Jun 15 2001 - 21:00:22 EST