linux-kernel - Re: Weird code in scripts/kconfig/Makefile

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Message-ID: <Pine.LNX.4.64.0612122112220.11690@dhcp83-20.boston.redhat.com>
Date:	Tue, 12 Dec 2006 21:28:51 -0500 (EST)
From:	Jason Baron <jbaron@...hat.com>
To:	Pete Zaitcev <zaitcev@...hat.com>
cc:	zippel@...ux-m68k.org, linux-kernel@...r.kernel.org
Subject: Re: Weird code in scripts/kconfig/Makefile

On Tue, 12 Dec 2006, Pete Zaitcev wrote:

> Hi, Roman & All:
> 
> In 2.6.19 (and Linus' curent tree), I found the following:
> 
>           libpath=$$dir/lib; lib=qt; osdir=""; \
>           $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
>             osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
>           test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
> 
> What does the little 'x' do in front of $$(foo)? It looks suspiciously
> like a typo to me.
> 
> I think Jason caught it, but I didn't see a correction sent out.
> 

yes. looks like an error to me too...i left it out of an internal patch to 
this code. Since we are testing for the existence of the directory, it has 
probably gone unnoticed.
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