Bug#1144963: hugin FTBFS with swig 4.5.0

On Sat, Aug 22, 2026 at 11:42:39AM +0200, Andreas Metzler wrote:
> Control: tags -1 pending
> 
> On 2026-08-20 Adrian Bunk <[email protected]> wrote:
> > Source: hugin
> > Version: 2025.0.1+dfsg-2
> > Severity: serious
> > Tags: ftbfs
> 
> > https://buildd.debian.org/status/fetch.php?pkg=hugin&arch=arm64&ver=2025.0.1%2Bdfsg-2%2Bb2&stamp=1787084882&raw=0
> 
> > ...
> > /build/reproducible-path/hugin-2025.0.1+dfsg/src/hugin_script_interface/hpi_classes.cpp: In member function ‘int hpi::python_interface::call_hpi(const char*, PyObject*)’:
> > /build/reproducible-path/hugin-2025.0.1+dfsg/src/hugin_script_interface/hpi_classes.cpp:115:22: error: ‘PyInt_AsLong’ was not declared in this scope; did you mean ‘PyLong_AsLong’?
> >   115 |             result = PyInt_AsLong ( pValue ) ;
> >       |                      ^~~~~~~~~~~~
> >       |                      PyLong_AsLong
> > ...
> 
> Hello Adrian,

Hi Andreas,

> there is an patch in upstream HG that fixes this, I habe vcherrypicked
> it in GIT.

thanks.

> However hugin currently FTBFS due to the openexr/imath breakage
> (#1144763 - Thanks for your NMU). I have tried building hugin against
> the pending NMU openxer version but it fails with:
> 
> [ 22%] Linking CXX executable celeste_standalone
> cd /tmp/HUGIN/hugin/obj-x86_64-linux-gnu/src/celeste && /usr/bin/cmake -E cmake_link_script CMakeFiles/celeste_standalone.dir/link.txt --verbose=1
> /usr/bin/x86_64-linux-gnu-ld.bfd: /usr/lib/x86_64-linux-gnu/libvigraimpex.so: undefined reference to `Imf_3_4::Header::Header(Imath_3_1::Box<Imath_3_1::Vec2<int> > const&, Imath_3_1::Box<Imath_3_1::Vec2<int> > const&, float, Imath_3_1::Vec2<float> const&, float, Imf_3_4::LineOrder, Imf_3_4::Compression)'
> collect2: error: ld returned 1 exit status
> 
> Rebuilding libvigraimpex against the new openexr let the hugin build
> succeed.

That's not unexpected, the mouseover at [1] says for hugin 
"libvigraimpex, openexr".

> cu Andreas

cu
Adrian

[1] https://release.debian.org/transitions/html/imath-3.2.html