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Message-Id: <20100817125738.AD0386FC03B@msa105.auone-net.jp> Date: Tue, 17 Aug 2010 21:57:38 +0900 From: Kusanagi Kouichi <slash@...auone-net.jp> To: Arnaldo Carvalho de Melo <acme@...hat.com> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>, Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] perf tools: Fix build error on read only source. On 2010-08-16 12:24:10 -0300, Arnaldo Carvalho de Melo wrote: > Em Mon, Aug 16, 2010 at 09:40:13PM +0900, Kusanagi Kouichi escreveu: > ... > > diff --git a/tools/perf/feature-tests.mak b/tools/perf/feature-tests.mak > > @@ -113,7 +113,5 @@ endef > > # try-cc > > # Usage: option = $(call try-cc, source-to-build, cc-options) > > try-cc = $(shell sh -c \ > > - 'TMP="$(TMPOUT).$$$$"; \ > > - echo "$(1)" | \ > > - $(CC) -x c - $(2) -o "$$TMP" > /dev/null 2>&1 && echo y; \ > > - rm -f "$$TMP"') > > + 'echo "$(1)" | \ > > + $(CC) -x c - $(2) -o /dev/null > /dev/null 2>&1 && echo y') > > Please read: > > f9af3a4c1f59753bdd5a49e3a34263005f96972e > 8b2c551f9635bf1c5c2d38de300137998915478f > 1703f2c321a8a531c393e137a82602e16c6061cb > > To see why we can't use '-o /dev/null' like that. > > - Arnaldo I see. I will try another way. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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