linux-kernel - Re: [PATCH V2] perf: Fix parallel build

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Date:	Thu, 20 Sep 2012 21:25:43 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	Namhyung Kim <namhyung@...nel.org>
CC:	kernel list <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: [PATCH V2] perf: Fix parallel build

On 9/20/12 9:07 PM, Namhyung Kim wrote:
> Hi again,
> 
> On Thu, 20 Sep 2012 20:12:50 -0500, Eric Sandeen wrote:
>> -$(OUTPUT)util/parse-events-flex.c: util/parse-events.l
>> +$(OUTPUT)util/parse-events-flex.c: util/parse-events.l util/parse-events-bison.c
> 
> I realized that the generated *-bison.c files should have $(OUTPUT)
> prefix since they can be under another directory than *.[ly] files.
> 
> 
>>  	$(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/parse-events-flex.h $(PARSER_DEBUG_FLEX) -t util/parse-events.l > $(OUTPUT)util/parse-events-flex.c
>>  
>>  $(OUTPUT)util/parse-events-bison.c: util/parse-events.y
>>  	$(QUIET_BISON)$(BISON) -v util/parse-events.y -d $(PARSER_DEBUG_BISON) -o $(OUTPUT)util/parse-events-bison.c
>>  
>> -$(OUTPUT)util/pmu-flex.c: util/pmu.l
>> +$(OUTPUT)util/pmu-flex.c: util/pmu.l util/pmu-bison.c
> 
> Ditto.

Sorry.  Too long since I worked on Makefiles :(

V3 soon ;)

-Eric

> Thanks,
> Namhyung
> 
> 
>>  	$(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/pmu-flex.h -t util/pmu.l > $(OUTPUT)util/pmu-flex.c
>>  
>>  $(OUTPUT)util/pmu-bison.c: util/pmu.y

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