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Date:      Mon, 21 Jan 2002 23:27:10 -0500
From:      Tadayuki OKADA <tadayuki@mediaone.net>
To:        Mikhail Teterin <mi@aldan.algebra.com>
Cc:        will@csociety.org, cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG
Subject:   Re: cvs commit: ports/graphics/gd Makefile pkg-comment
Message-ID:  <20020121232710.711cd51d.tadayuki@mediaone.net>
In-Reply-To: <200201220340.g0M3enQ53348@aldan.algebra.com>
References:  <20020121155530.V18609@squall.waterspout.com> <200201220340.g0M3enQ53348@aldan.algebra.com>

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Hi,

On Mon, 21 Jan 2002 22:40:46 -0500 (EST)
Mikhail Teterin <mi@aldan.algebra.com> wrote:

> On 21 Jan, Will Andrews wrote:
> > On Mon, Jan 21, 2002 at 03:18:52PM -0500, Mikhail Teterin wrote:
> >> This is  not true. The book  DOES NOT require the  library numbers in
> >> LIB_DEPENDS. (BTW, the book is a guide -- it explains how things are,
> >> rather than insisting, how they must be.)
> >
> > You  do know  that libraries  undergo source  and binary  incompatible
> > changes over time,  right? Did you check to make  sure that your ports
> > will not be affected by these?
> 
> Yes -- for the foreseable  future. We are talking source incompatibility
> only,  btw. If  such incompatibility  is introduced,  it will  break the
> building  of a  port. This  breakage  will signal  the need  for a  fix.
You can break binary compatibility without breaking source compatibility.
And it's not rare case.

> 
> However, such breakages will not be  happening nearly as often as those,
> caused  by the  library major  number bump  (which is  supposed to  mean
> binary incompatibility, AFAIU).
> 
> 	-mi
> 
> 
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-- 
Tadayuki OKADA

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