56 lines
1.9 KiB
Nix
56 lines
1.9 KiB
Nix
final: _: {
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# Internal hook, used by cudatoolkit and cuda redist packages
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# to accommodate automatic CUDAToolkit_ROOT construction
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markForCudatoolkitRootHook = final.callPackage (
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{ makeSetupHook }:
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makeSetupHook { name = "mark-for-cudatoolkit-root-hook"; } ./mark-for-cudatoolkit-root-hook.sh
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) { };
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# Currently propagated by cuda_nvcc or cudatoolkit, rather than used directly
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setupCudaHook = (
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final.callPackage (
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{ makeSetupHook, backendStdenv }:
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makeSetupHook {
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name = "setup-cuda-hook";
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substitutions.setupCudaHook = placeholder "out";
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# Point NVCC at a compatible compiler
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substitutions.ccRoot = "${backendStdenv.cc}";
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# Required in addition to ccRoot as otherwise bin/gcc is looked up
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# when building CMakeCUDACompilerId.cu
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substitutions.ccFullPath = "${backendStdenv.cc}/bin/${backendStdenv.cc.targetPrefix}c++";
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} ./setup-cuda-hook.sh
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) { }
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);
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# autoAddCudaCompatRunpath hook must be added AFTER `setupCudaHook`. Both
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# hooks prepend a path with `libcuda.so` to the `DT_RUNPATH` section of
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# patched elf files, but `cuda_compat` path must take precedence (otherwise,
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# it doesn't have any effect) and thus appear first. Meaning this hook must be
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# executed last.
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autoAddCudaCompatRunpath = final.callPackage (
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{
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makeSetupHook,
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autoFixElfFiles,
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cuda_compat ? null,
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}:
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makeSetupHook {
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name = "auto-add-cuda-compat-runpath-hook";
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propagatedBuildInputs = [ autoFixElfFiles ];
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substitutions = {
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# Hotfix Ofborg evaluation
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libcudaPath = if final.flags.isJetsonBuild then "${cuda_compat}/compat" else null;
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};
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meta.broken = !final.flags.isJetsonBuild;
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# Pre-cuda_compat CUDA release:
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meta.badPlatforms = final.lib.optionals (cuda_compat == null) final.lib.platforms.all;
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meta.platforms = cuda_compat.meta.platforms or [ ];
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} ./auto-add-cuda-compat-runpath.sh
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) { };
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}
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