[Debian-med-packaging] Bug#1122031: pybigwig: FTBFS with Python 3.14

[Graham Inggs]

Source: pybigwig
Version: 0.3.23+dfsg-1
Severity: serious
Tags: ftbfs
User: debian-python at lists.debian.org
Usertags: python3.14

Hi Maintainer

pybigwig FTBFS (only on amd64) when built with Python 3.14 as a
supported version [1].  I've copied what I hope is the relevant part
of the log below.

Regards
Graham


[1] https://buildd.debian.org/status/package.php?p=pybigwig


creating build/temp.linux-x86_64-cpython-313
x86_64-linux-gnu-gcc -g -O2 -Werror=implicit-function-declaration
-ffile-prefix-map=/build/reproducible-path/pybigwig-0.3.23+dfsg=.
-fstack-protector-strong -fstack-clash-protection -Wformat
-Werror=format-security -fcf-protection -Wdate-time
-D_FORTIFY_SOURCE=2 -fPIC -DWITHNUMPY
-DNPY_NO_DEPRECATED_API=NPY_1_7_API_VERSION -IlibBigWig
-I/usr/include/python3.13
-I/usr/lib/x86_64-linux-gnu/python3-numpy/numpy/_core/include
-I/usr/include/python3.13 -c pyBigWig.c -o
build/temp.linux-x86_64-cpython-313/pyBigWig.o
pyBigWig.c: In function ‘PyString_AsString’:
pyBigWig.c:773:12: warning: return discards ‘const’ qualifier from
pointer target type [-Wdiscarded-qualifiers]
  773 |     return PyUnicode_AsUTF8(obj);
      |            ^~~~~~~~~~~~~~~~~~~~~
x86_64-linux-gnu-gcc -shared -Wl,-O1 -Wl,-Bsymbolic-functions
-Wl,-z,relro -g -fwrapv -O2 -Wl,-z,relro -Wl,-z,now -g -O2
-Werror=implicit-function-declaration
-ffile-prefix-map=/build/reproducible-path/pybigwig-0.3.23+dfsg=.
-fstack-protector-strong -fstack-clash-protection -Wformat
-Werror=format-security -fcf-protection -Wdate-time
-D_FORTIFY_SOURCE=2 build/temp.linux-x86_64-cpython-313/pyBigWig.o
-L/usr/lib/x86_64-linux-gnu
-L/usr/lib/python3.13/config-3.13-x86_64-linux-gnu
-L/usr/lib/x86_64-linux-gnu/python3-numpy/numpy/_core/include/../lib
-L/usr/lib/x86_64-linux-gnu -lBigWig -lm -lz -lpython3.13 -lcurl
-lnpymath -o build/lib.linux-x86_64-cpython-313/pyBigWig.cpython-313-x86_64-linux-gnu.so
/usr/bin/ld: /usr/lib/x86_64-linux-gnu/libBigWig.a(io.o): warning:
relocation against `stderr@@GLIBC_2.2.5' in read-only section `.text'
/usr/bin/ld: /usr/lib/x86_64-linux-gnu/libBigWig.a(bwValues.o):
relocation R_X86_64_PC32 against symbol `stderr@@GLIBC_2.2.5' can not
be used when making a shared object; recompile with -fPIC
/usr/bin/ld: final link failed: bad value
collect2: error: ld returned 1 exit status
error: command '/usr/bin/x86_64-linux-gnu-gcc' failed with exit code 1