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Date: Thu, 5 Jul 2001 10:58:47 +0300
From: Peter Pentchev <roam@orbitel.bg>
To: cvs-committers@FreeBSD.org
Cc: Maxim Sobolev <sobomax@FreeBSD.org>, cvs-all@FreeBSD.org
Subject: Re: cvs commit: ports/Mk bsd.gnome.mk
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	Maxim Sobolev <sobomax@FreeBSD.org>, cvs-all@FreeBSD.org
References: <200107041829.f64ITmM95778@freefall.freebsd.org> <20010704140608.R97456@bohr.physics.purdue.edu>
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In-Reply-To: <20010704140608.R97456@bohr.physics.purdue.edu>; from will@physics.purdue.edu on Wed, Jul 04, 2001 at 02:06:08PM -0500
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On Wed, Jul 04, 2001 at 02:06:08PM -0500, Will Andrews wrote:
> On Wed, Jul 04, 2001 at 11:29:48AM -0700, Maxim Sobolev (sobomax@FreeBSD.org) wrote:
> >   Modified files:
> >     Mk                   bsd.gnome.mk 
> >   Log:
> >   Workarround a bug in make(1) that leads results in --datadir/--localstatedir
> >   not being set properly for some ports. The problem is that ":S" modifier
> >   collapses spaces, even if the regex doesn't match. The following piece of
> >   make(1) "code" illustrates the problem:
> >   
> >   foo=    a  b
> >   
> >   .if ${foo} != ${foo:S/x//}
> >   all:
> >           @${ECHO} 'BAD!'
> >   .endif
> 
> Interesting:
> 
> (14:03:58) [will@puck ~]% cat .tmpMak && make -f .tmpMak
> foo=	a b
> 
> all:
> .if ${foo} != ${foo:S/x//}
> 	@echo 'BAD!'
> .else
> 	@echo 'GOOD!'
> .endif
> GOOD!

Note the two spaces in 'a  b' in Maxim's example.  He did not say
that S:// removed whitespace, he said it collapsed whitespace.
FWIW, I can reproduce his results, too.

G'luck,
Peter

-- 
If this sentence were in Chinese, it would say something else.

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