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Bug#939155: libgnustep-gui0.27: Uses GifQuantizeBuffer - binary stops working with newer giflib

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From Andreas Metzler <ametzler@bebt.de>
Newsgroups linux.debian.bugs.dist
Subject Bug#939155: libgnustep-gui0.27: Uses GifQuantizeBuffer - binary stops working with newer giflib
Date Wed, 19 Nov 2025 07:30:02 +0100
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On 2025-11-18 Yavor Doganov <yavor@gnu.org> wrote:
> On Sun, Sep 01, 2019 at 06:45:52PM +0200, Andreas Metzler wrote:
>> Source: libgnustep-gui0.27
>> Version: 0.27.0-5
>> Severity: important

>> this package uses GifQuantizeBuffer() from giflib. The symbol has been
>> dropped in giflib 5.2 (libgif-dev/libgif7 5.2.1 is available in
>> experimental) and therefore the package 
>> a) stops working when the gif library package is upgraded and
>> b) if built against libgif-dev >= 5.2 then GIF support is
>> disabled/limited.

> I simply forgot about this old bug.  I don't think it's still relevant:

> $ objdump -T /usr/lib/x86_64-linux-gnu/libgif.so.7.2.0 | grep GifQuantizeBuffer
> 00000000000069d0 g    DF .text	0000000000000707  Base        GifQuantizeBuffer

> Right?

Good morning,
Upstream giflib has dropped the symbol. The Debian packages have been
patched to re-introduce it.

So no, this bug is still relevant.

cu Andreas
-- 
`What a good friend you are to him, Dr. Maturin. His other friends are
so grateful to you.'
`I sew his ears on from time to time, sure'

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Bug#939155: libgnustep-gui0.27: Uses GifQuantizeBuffer - binary stops working with newer giflib Yavor Doganov <yavor@gnu.org> - 2025-11-18 05:20 +0100
  Bug#939155: libgnustep-gui0.27: Uses GifQuantizeBuffer - binary stops working with newer giflib Andreas Metzler <ametzler@bebt.de> - 2025-11-19 07:30 +0100
    Bug#939155: libgnustep-gui0.27: Uses GifQuantizeBuffer - binary stops working with newer giflib Yavor Doganov <yavor@gnu.org> - 2025-11-19 20:30 +0100

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