Files
nixpkgs/pkgs/development/cuda-modules/_cuda/fixups/cuda_cudart.nix

38 lines
1.3 KiB
Nix

# TODO(@connorbaker): cuda_cudart.dev depends on crt/host_config.h, which is from
# (getDev cuda_nvcc). It would be nice to be able to encode that.
{ addDriverRunpath, lib }:
prevAttrs: {
# Remove once cuda-find-redist-features has a special case for libcuda
outputs =
prevAttrs.outputs or [ ]
++ lib.lists.optionals (!(builtins.elem "stubs" prevAttrs.outputs)) [ "stubs" ];
allowFHSReferences = false;
# The libcuda stub's pkg-config doesn't follow the general pattern:
postPatch =
prevAttrs.postPatch or ""
+ ''
while IFS= read -r -d $'\0' path; do
sed -i \
-e "s|^libdir\s*=.*/lib\$|libdir=''${!outputLib}/lib/stubs|" \
-e "s|^Libs\s*:\(.*\)\$|Libs: \1 -Wl,-rpath,${addDriverRunpath.driverLink}/lib|" \
"$path"
done < <(find -iname 'cuda-*.pc' -print0)
''
# Namelink may not be enough, add a soname.
# Cf. https://gitlab.kitware.com/cmake/cmake/-/issues/25536
+ ''
if [[ -f lib/stubs/libcuda.so && ! -f lib/stubs/libcuda.so.1 ]]; then
ln -s libcuda.so lib/stubs/libcuda.so.1
fi
'';
postFixup = prevAttrs.postFixup or "" + ''
mv "''${!outputDev}/share" "''${!outputDev}/lib"
moveToOutput lib/stubs "$stubs"
ln -s "$stubs"/lib/stubs/* "$stubs"/lib/
ln -s "$stubs"/lib/stubs "''${!outputLib}/lib/stubs"
'';
}