linux-kernel - Re: [PATCH] selftests/futex: Fix line continuation in Makefile

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Date:   Tue, 13 Feb 2018 17:33:47 -0800
From:   Darren Hart <dvhart@...radead.org>
To:     Shuah Khan <shuahkh@....samsung.com>
Cc:     Daniel Díaz <daniel.diaz@...aro.org>,
        linux-kselftest@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Shuah Khan <shuah@...nel.org>,
        "open list:FUTEX SUBSYSTEM" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] selftests/futex: Fix line continuation in Makefile

On Tue, Feb 13, 2018 at 02:26:46PM -0700, Shuah Khan wrote:
> On 02/07/2018 10:24 AM, Daniel Díaz wrote:
> > The Makefile lacks a couple of line continuation backslashes
> > in an `if' clause, which produces an error while make'ing:
> > 
> >   $ make
> >   make[1]: Entering directory `/[...]/linux/tools/testing/selftests/futex'
> >   /bin/sh: -c: line 5: syntax error: unexpected end of file
> >   make[1]: *** [all] Error 1
> >   make[1]: Leaving directory `/[...]/linux/tools/testing/selftests/futex'
> >   make: *** [all] Error 2
> > 

What is the failure scenario here? Is this shell specific? What does /bin/sh
point to for you?

> > Signed-off-by: Daniel Díaz <daniel.diaz@...aro.org>
> > ---
> >  tools/testing/selftests/futex/Makefile | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/tools/testing/selftests/futex/Makefile b/tools/testing/selftests/futex/Makefile
> > index cea4adc..a63e845 100644
> > --- a/tools/testing/selftests/futex/Makefile
> > +++ b/tools/testing/selftests/futex/Makefile
> > @@ -12,9 +12,9 @@ all:
> >  		BUILD_TARGET=$(OUTPUT)/$$DIR;	\
> >  		mkdir $$BUILD_TARGET  -p;	\
> >  		make OUTPUT=$$BUILD_TARGET -C $$DIR $@;\
> > -		if [ -e $$DIR/$(TEST_PROGS) ]; then
> > -			rsync -a $$DIR/$(TEST_PROGS) $$BUILD_TARGET/;
> > -		fi
> > +		if [ -e $$DIR/$(TEST_PROGS) ]; then \
> > +			rsync -a $$DIR/$(TEST_PROGS) $$BUILD_TARGET/; \
> > +		fi \
> >  	done
> >  
> >  override define RUN_TESTS
> > 
> 
> Thanks for the patch. Applied to linux-kselftest fixes for 4.16-rc3
> 
> thanks,
> -- Shuah
> 

-- 
Darren Hart
VMware Open Source Technology Center