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Bug#650601: transition: libpng 1.5


2011/12/1 Adam D. Barratt <adam@adam-barratt.org.uk>:
> On Thu, 1 Dec 2011 09:16:41 +0900, Nobuhiro Iwamatsu wrote:
>> Libpng maintainers want to update libpng from 1.2 to 1.5.
>> libpng of ABI and API has been changed by change of 1.2 to 1.5, so it
>> needs a transition from libopng12 to libpng15.
>> We tested building of the package depending on libpng12.
>> FTBFS by this change is reported and is summarized below.
>> http://bugs.debian.org/cgi-bin/pkgreport.cgi?tag=libpng15-transition;users=libpng@packages.debian.org
>> Almost all packages have not been corrected yet.
>> And it is necessary to change Build-depends of almost all packages
>> into libpng-dev from libpng12-dev.
> Is there a good reason why the new libpng-dev couldn't at least Provide
> libpng12-dev in the short term?

libpng12-dev provides libpng-dev.
This is provided from before.

> Would this allow some (most?) packages to
> be binNMUed?

No, almost all packages have described libpng12-dev to Build-Depends.
First, we had better upload libpng15, after changing libpng12-dev into
Surely, I think that this method is easy for shift.

Best regards,

Nobuhiro Iwamatsu
   iwamatsu at {nigauri.org / debian.org}
   GPG ID: 40AD1FA6

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