mirror of https://github.com/yshui/picom.git
52 lines
1.8 KiB
Nix
52 lines
1.8 KiB
Nix
{
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description = "picom tracer";
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inputs.fenix = {
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inputs.nixpkgs.follows = "nixpkgs";
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url = github:nix-community/fenix;
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};
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inputs.rust-manifest = {
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flake = false;
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url = "https://static.rust-lang.org/dist/2024-02-12/channel-rust-nightly.toml";
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};
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outputs = { self, nixpkgs, fenix, ... } @ inputs: let
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system = "x86_64-linux";
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pkgs = import nixpkgs { inherit system; overlays = [ fenix.overlays.default ]; };
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rust-toolchain = (pkgs.fenix.fromManifestFile inputs.rust-manifest).withComponents [
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"rustfmt"
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"rust-src"
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"clippy"
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"rustc"
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"cargo"
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];
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makeLinuxHeaders = kernel: pkgs.stdenv.mkDerivation {
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name = "linux-source-${kernel.version}";
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phases = [ "installPhase" ];
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installPhase = ''
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mkdir -p $out/include
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kpath=${kernel.dev}/lib/modules/${kernel.version}
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cp -rv $kpath/source/include/ $out
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chmod +w -R $out
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cp -rv $kpath/build/include/* $out/include
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chmod +w -R $out
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cp -rv $kpath/source/arch/x86/include/* $out/include
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chmod +w -R $out
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cp -rv $kpath/build/arch/x86/include/generated/* $out/include
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'';
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};
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linuxHeaders = makeLinuxHeaders pkgs.linuxPackages_latest.kernel;
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in {
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packages.${system}.rust-toolchain = rust-toolchain;
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devShells.${system}.default = pkgs.stdenv.mkDerivation (with pkgs; {
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name = "picom-tracer";
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nativeBuildInputs = [ rust-toolchain bpftool cargo-generate bcc python311 linuxHeaders pkg-config libbpf clang ];
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buildInputs = [ elfutils zlib ];
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shellHook = ''
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export PYTHONPATH="$PYTHONPATH:${bcc}/lib/python3.11/site-packages/bcc-${bcc.version}-py3.11.egg"
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export BCC_KERNEL_SOURCE="${linuxHeaders}"
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export RUSTFLAGS="-L native=${libbpf}/lib -l elf -l z"
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'';
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});
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};
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}
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