flake.nix (2419B)
1 { 2 description = "Pure Haskell base58 and base58check encodings."; 3 4 inputs = { 5 ppad-nixpkgs = { 6 type = "git"; 7 url = "git://git.ppad.tech/nixpkgs.git"; 8 ref = "master"; 9 }; 10 ppad-base16 = { 11 type = "git"; 12 url = "git://git.ppad.tech/base16.git"; 13 ref = "master"; 14 inputs.ppad-nixpkgs.follows = "ppad-nixpkgs"; 15 }; 16 ppad-sha256 = { 17 type = "git"; 18 url = "git://git.ppad.tech/sha256.git"; 19 ref = "master"; 20 inputs.ppad-base16.follows = "ppad-base16"; 21 inputs.ppad-nixpkgs.follows = "ppad-nixpkgs"; 22 }; 23 flake-utils.follows = "ppad-nixpkgs/flake-utils"; 24 nixpkgs.follows = "ppad-nixpkgs/nixpkgs"; 25 }; 26 27 outputs = { self, nixpkgs, flake-utils, ppad-nixpkgs 28 , ppad-base16, ppad-sha256 29 }: 30 flake-utils.lib.eachDefaultSystem (system: 31 let 32 lib = "ppad-base58"; 33 34 pkgs = import nixpkgs { inherit system; }; 35 hlib = pkgs.haskell.lib; 36 llvm = pkgs.llvmPackages_15.llvm; 37 38 base16 = ppad-base16.packages.${system}.default; 39 40 sha256 = ppad-sha256.packages.${system}.default; 41 sha256-llvm = 42 hlib.addBuildTools 43 (hlib.enableCabalFlag sha256 "llvm") 44 [ llvm ]; 45 46 hpkgs = pkgs.haskell.packages.ghc981.extend (new: old: { 47 ppad-base16 = base16; 48 ppad-sha256 = sha256-llvm; 49 ${lib} = new.callCabal2nixWithOptions lib ./. "--enable-profiling" { 50 ppad-base16 = new.ppad-base16; 51 ppad-sha256 = new.ppad-sha256; 52 }; 53 }); 54 55 cc = pkgs.stdenv.cc; 56 ghc = hpkgs.ghc; 57 cabal = hpkgs.cabal-install; 58 in 59 { 60 packages.default = hpkgs.${lib}; 61 62 devShells.default = hpkgs.shellFor { 63 packages = p: [ 64 (hlib.doBenchmark p.${lib}) 65 ]; 66 67 buildInputs = [ 68 cabal 69 cc 70 llvm 71 ]; 72 73 doBenchmark = true; 74 75 shellHook = '' 76 PS1="[${lib}] \w$ " 77 echo "entering ${system} shell, using" 78 echo "cc: $(${cc}/bin/cc --version)" 79 echo "ghc: $(${ghc}/bin/ghc --version)" 80 echo "cabal: $(${cabal}/bin/cabal --version)" 81 echo "llc: $(${llvm}/bin/llc --version | head -2 | tail -1)" 82 ''; 83 }; 84 } 85 ); 86 } 87