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Re: AC_CHECK_DECLS(basename) (Was: Re: Ping: patches required for --enab

From: Eric Blake
Subject: Re: AC_CHECK_DECLS(basename) (Was: Re: Ping: patches required for --enable-build-with-cxx)
Date: Wed, 02 Jun 2010 14:53:49 -0600
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On 06/01/2010 05:52 AM, Richard Guenther wrote:
> On Thu, Feb 18, 2010 at 1:26 AM, Paolo Bonzini <address@hidden> wrote:
>>>> Maybe we can use this in AC_CHECK_DECLS instead of having a new
>>>> separate macro.  If there is a parenthesis in the name call the new
>>>> version, if there is none, call the old one.
>>> You shouldn't need to keep the old version around, it's supposed to be
>>> a drop-in replacement.  The reason I used a new name was that I'm not
>>> sure if GCC project can wait till we have a suitable macro in autoconf.
>> Yes, I saw that now in the libcpp part of your patch.  That's even better!
>>> Even if you put it now into the autoconf codebase, GCC would presumably
>>> have to wait for some time after the next release to use it.
>> We have a mechanism for importing code from newer Autoconf versions
>> (in config/override.m4).
> Any progress here?  If we want to switch on --enable-build-with-cxx
> by default then this has to be addressed.

The code is now in autoconf.git, which means that autoconf 2.66 will
include it, and you are relatively safe starting the backport to
config/override.m4 without waiting for the next autoconf release.

Eric Blake   address@hidden    +1-801-349-2682
Libvirt virtualization library

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