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Re: [ping][PATCH 04/19] Use MODULE_NAME in stap-probe instead of IN_LIB

From: Siddhesh Poyarekar <siddhesh at redhat dot com>
To: Roland McGrath <roland at hack dot frob dot com>
Cc: libc-alpha at sourceware dot org
Date: Wed, 19 Nov 2014 12:39:59 +0530
Subject: Re: [ping][PATCH 04/19] Use MODULE_NAME in stap-probe instead of IN_LIB
Authentication-results: sourceware.org; auth=none
References: <1408618663-2281-1-git-send-email-siddhesh at redhat dot com> <1408618663-2281-5-git-send-email-siddhesh at redhat dot com> <20140917124715 dot GW6586 at spoyarek dot pnq dot redhat dot com> <20141107233206 dot B655F2C3B00 at topped-with-meat dot com>

Sorry, I missed this one.

On Fri, Nov 07, 2014 at 03:32:06PM -0800, Roland McGrath wrote:
> > 	* scripts/gen-libc-modules.awk (END): Generate defines for
> > 	MODULE_NAME.
> 
> Why is this better than just putting -DMODULE_NAME=... in CPPFLAGS
> as with IN_MODULE?  In fact, you could pass only -DMODULE_NAME=...
> and then use PASTE(MODULE_,MODULE_NAME).

I don't think that is possible.  We cannot paste macro definitions.
That is, I cannot do:

#define MODULE_ ## libc 42

Siddhesh

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