python3Packages.hdf5plugin: avoid cpuinfo in build

Assisted-by: Codex:gpt-5.5
2026-05-15 23:01:02 -04:00
parent fc6b4a084d
commit 3b405f186e
1 changed files with 10 additions and 0 deletions
@@ -59,6 +59,16 @@ buildPythonPackage rec {
    "zstd"
  ];

+  # These feature defaults can enable CPU-specific code during the build:
+  # most are detected from the build host CPU, while BMI2 defaults to enabled
+  # on Linux/Darwin. Pin them to keep the output generic and machine-independent.
+  # https://github.com/silx-kit/hdf5plugin/blob/v6.0.0/doc/install.rst#available-options
+  env.HDF5PLUGIN_NATIVE = "False";
+  env.HDF5PLUGIN_SSE2 = "False";
+  env.HDF5PLUGIN_SSSE3 = "False";
+  env.HDF5PLUGIN_AVX2 = "False";
+  env.HDF5PLUGIN_AVX512 = "False";
+
  checkPhase = ''
    python test/test.py
  '';