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Re: [PATCH v2 3/6] Add getauxval.

From: David Miller <davem at davemloft dot net>
To: rth at twiddle dot net
Cc: libc-alpha at sourceware dot org
Date: Sat, 17 Mar 2012 15:43:10 -0700 (PDT)
Subject: Re: [PATCH v2 3/6] Add getauxval.
References: <1332003995-32704-1-git-send-email-rth@twiddle.net><1332003995-32704-4-git-send-email-rth@twiddle.net>

From: Richard Henderson <rth@twiddle.net>
Date: Sat, 17 Mar 2012 10:06:32 -0700

> 	* misc/getauxval.c: New file.
> 	* misc/Makefile (routines): Add it.
> 	* misc/Versions (GLIBC_2.16): Export it.
> 	* misc/sysv/auxv.h (getauxval): Declare.
> 	* elf/dl-support.c (_dl_auxv): New variable.
> 	(_dl_aux_init): Initialize it.

If you provide this then you could use only getauxval() in libgcc
and therefore have code that works on Solaris too.

Therefore the specialized gethwcap interface seems a little bit
superfluous.

Follow-Ups:
- Re: [PATCH v2 3/6] Add getauxval.
  - From: Richard Henderson

References:
- [PATCH v2 0/6] Export AT_HWCAP from libc.
  - From: Richard Henderson
- [PATCH v2 3/6] Add getauxval.
  - From: Richard Henderson

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