Add Flake

This commit is contained in:
2025-08-29 00:08:23 +02:00
commit 1d2233ece4
2 changed files with 496 additions and 0 deletions

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flake.lock generated Normal file
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{
"nodes": {
"clj-nix": {
"inputs": {
"devshell": "devshell",
"nix-fetcher-data": "nix-fetcher-data",
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1752411349,
"narHash": "sha256-yLJ0zJDA+n4gVBxwrNdFlYGIswurnlGQVYfmfNz7+ZE=",
"owner": "jlesquembre",
"repo": "clj-nix",
"rev": "0936e832f4c74126a31740bf36d3d3f243024a03",
"type": "github"
},
"original": {
"owner": "jlesquembre",
"repo": "clj-nix",
"type": "github"
}
},
"devshell": {
"inputs": {
"nixpkgs": [
"clj-nix",
"nixpkgs"
]
},
"locked": {
"lastModified": 1741473158,
"narHash": "sha256-kWNaq6wQUbUMlPgw8Y+9/9wP0F8SHkjy24/mN3UAppg=",
"owner": "numtide",
"repo": "devshell",
"rev": "7c9e793ebe66bcba8292989a68c0419b737a22a0",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "devshell",
"type": "github"
}
},
"flake-parts": {
"inputs": {
"nixpkgs-lib": "nixpkgs-lib"
},
"locked": {
"lastModified": 1719745305,
"narHash": "sha256-xwgjVUpqSviudEkpQnioeez1Uo2wzrsMaJKJClh+Bls=",
"owner": "hercules-ci",
"repo": "flake-parts",
"rev": "c3c5ecc05edc7dafba779c6c1a61cd08ac6583e9",
"type": "github"
},
"original": {
"owner": "hercules-ci",
"repo": "flake-parts",
"type": "github"
}
},
"flake-utils": {
"inputs": {
"systems": "systems"
},
"locked": {
"lastModified": 1731533236,
"narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nix-fetcher-data": {
"inputs": {
"flake-parts": "flake-parts",
"nixpkgs": [
"clj-nix",
"nixpkgs"
]
},
"locked": {
"lastModified": 1728229178,
"narHash": "sha256-p5Fx880uBYstIsbaDYN7sECJT11oHxZQKtHgMAVblWA=",
"owner": "jlesquembre",
"repo": "nix-fetcher-data",
"rev": "f3a73c34d28db49ef90fd7872a142bfe93120e55",
"type": "github"
},
"original": {
"owner": "jlesquembre",
"repo": "nix-fetcher-data",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1756349143,
"narHash": "sha256-65oRt2D57ST5Gsa2Q4WCtpgCmKHEWt4+CQ1chWQ3Fos=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "c3e5d9f86b3f5678d0d8c9f0b9f081ab1ccdbe05",
"type": "github"
},
"original": {
"id": "nixpkgs",
"type": "indirect"
}
},
"nixpkgs-lib": {
"locked": {
"lastModified": 1717284937,
"narHash": "sha256-lIbdfCsf8LMFloheeE6N31+BMIeixqyQWbSr2vk79EQ=",
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs/archive/eb9ceca17df2ea50a250b6b27f7bf6ab0186f198.tar.gz"
},
"original": {
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs/archive/eb9ceca17df2ea50a250b6b27f7bf6ab0186f198.tar.gz"
}
},
"root": {
"inputs": {
"clj-nix": "clj-nix",
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs",
"rust-overlay": "rust-overlay"
}
},
"rust-overlay": {
"inputs": {
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1756348497,
"narHash": "sha256-xJp3VnoYh4kpsaKFO/7SsGbwOz7pI1ZmjbqpXEuR2cw=",
"owner": "oxalica",
"repo": "rust-overlay",
"rev": "0adf92c70d23fb4f703aea5d3ebb51ac65994f7f",
"type": "github"
},
"original": {
"owner": "oxalica",
"repo": "rust-overlay",
"type": "github"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

320
flake.nix Normal file
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rec {
description = "StateSpaces";
inputs = {
nixpkgs.url = "nixpkgs"; # Use nixpkgs from system registry
flake-utils.url = "github:numtide/flake-utils";
rust-overlay.url = "github:oxalica/rust-overlay";
rust-overlay.inputs.nixpkgs.follows = "nixpkgs";
clj-nix.url = "github:jlesquembre/clj-nix";
clj-nix.inputs.nixpkgs.follows = "nixpkgs";
};
outputs = {
self,
nixpkgs,
flake-utils,
rust-overlay,
clj-nix,
}:
# Create a shell (and possibly package) for each possible system, not only x86_64-linux
flake-utils.lib.eachDefaultSystem (system: let
pkgs = import nixpkgs {
inherit system;
config.allowUnfree = true;
overlays = [
rust-overlay.overlays.default
];
};
inherit (pkgs) lib stdenv;
# ===========================================================================================
# Define custom dependencies
# ===========================================================================================
# Python package example
# typed-ffmpeg = pkgs.python313Packages.buildPythonPackage rec {
# pname = "typed_ffmpeg";
# version = "3.6";
#
# src = pkgs.python313Packages.fetchPypi {
# inherit pname version;
# hash = "sha256-YPspq/lqI/jx/9FCQntmQPw4lrPIsdxtHTUg0F0QbrM=";
# };
#
# pyproject = true;
# build-system = [
# pkgs.python313Packages.setuptools
# pkgs.python313Packages.setuptools-scm
# ];
# };
# python = pkgs.python313.withPackages (p:
# with p; [
# # numpy
# # matplotlib
# # typed-ffmpeg
# # pyside6
# ]);
# rust = pkgs.rust-bin.stable.latest.default.override {
# extensions = ["rust-src"]; # Include the Rust stdlib source (for IntelliJ)
# };
# 64 bit C/C++ compilers that don't collide (use the same libc)
# bintools = pkgs.wrapBintoolsWith {
# bintools = pkgs.bintools.bintools; # Unwrapped bintools
# libc = pkgs.glibc;
# };
# gcc = pkgs.hiPrio (pkgs.wrapCCWith {
# cc = pkgs.gcc.cc; # Unwrapped gcc
# libc = pkgs.glibc;
# bintools = bintools;
# });
# clang = pkgs.wrapCCWith {
# cc = pkgs.clang.cc; # Unwrapped clang
# libc = pkgs.glibc;
# bintools = bintools;
# };
# Multilib C/C++ compilers that don't collide (use the same libc)
# bintools_multilib = pkgs.wrapBintoolsWith {
# bintools = pkgs.bintools.bintools; # Unwrapped bintools
# libc = pkgs.glibc_multi;
# };
# gcc_multilib = pkgs.hiPrio (pkgs.wrapCCWith {
# cc = pkgs.gcc.cc; # Unwrapped gcc
# libc = pkgs.glibc_multi;
# bintools = bintools_multilib;
# });
# clang_multilib = pkgs.wrapCCWith {
# cc = pkgs.clang.cc; # Unwrapped clang
# libc = pkgs.glibc_multi;
# bintools = bintools_multilib;
# };
# ===========================================================================================
# Specify dependencies
# https://nixos.org/manual/nixpkgs/stable/#ssec-stdenv-dependencies-overview
# Just for a "nix develop" shell, buildInputs can be used for everything.
# ===========================================================================================
# Add dependencies to nativeBuildInputs if they are executed during the build:
# - Those which are needed on $PATH during the build, for example cmake and pkg-config
# - Setup hooks, for example makeWrapper
# - Interpreters needed by patchShebangs for build scripts (with the --build flag), which can be the case for e.g. perl
nativeBuildInputs = with pkgs; [
# Languages:
# python
# rust
# bintools
# gcc
# clang
# bintools_multilib
# gcc_multilib
# clang_multilib
# clojure
# jdk
# C/C++:
# gdb
# valgrind
# gnumake
# cmake
# pkg-config
# Clojure:
# leiningen
# clj-nix.packages.${system}.deps-lock
# Java:
# gradle
# Python:
# hatch
# py-spy
# Node:
nodejs_24
# Qt:
# qt6.wrapQtAppsHook # For the shellHook
];
# Add dependencies to buildInputs if they will end up copied or linked into the final output or otherwise used at runtime:
# - Libraries used by compilers, for example zlib
# - Interpreters needed by patchShebangs for scripts which are installed, which can be the case for e.g. perl
buildInputs = with pkgs; [
# C/C++:
# boost
# sfml
# Qt:
# qt6.qtbase
# qt6.full
];
# ===========================================================================================
# Define buildable + installable packages
# ===========================================================================================
# package = stdenv.mkDerivation {
# inherit nativeBuildInputs buildInputs;
# pname = "";
# version = "1.0.0";
# src = ./.;
#
# installPhase = ''
# mkdir -p $out/bin
# mv ./BINARY $out/bin
# '';
# };
# package = clj-nix.lib.mkCljApp {
# inherit pkgs;
# modules = [
# # Option list: https://jlesquembre.github.io/clj-nix/options/
# {
# name = "";
# version = "1.0.0";
# main-ns = "";
# projectSrc = ./.;
# withLeiningen = true;
# buildCommand = "lein uberjar"; # Requires "withLeiningen = true;"
# jdk = pkgs.jdk; # Default is pkgs.jdk_headless
# # customJdk.enable = true;
# # nativeImage.enable = true;
# }
# ];
# };
in rec {
# Provide package for "nix build"
# defaultPackage = package;
# defaultApp = flake-utils.lib.mkApp {
# drv = defaultPackage;
# };
# Provide environment for "nix develop"
devShell = pkgs.mkShell {
inherit nativeBuildInputs buildInputs;
name = description;
# =========================================================================================
# Define environment variables
# =========================================================================================
# Rust stdlib source:
# RUST_SRC_PATH = "${rust}/lib/rustlib/src/rust/library";
# Custom dynamic libraries:
# LD_LIBRARY_PATH = builtins.concatStringsSep ":" [
# # Rust Bevy GUI app:
# # "${pkgs.xorg.libX11}/lib"
# # "${pkgs.xorg.libXcursor}/lib"
# # "${pkgs.xorg.libXrandr}/lib"
# # "${pkgs.xorg.libXi}/lib"
# # "${pkgs.libGL}/lib"
#
# # JavaFX app:
# # "${pkgs.libGL}/lib"
# # "${pkgs.gtk3}/lib"
# # "${pkgs.glib.out}/lib"
# # "${pkgs.xorg.libXtst}/lib"
# ];
# Dynamic libraries from buildinputs:
# LD_LIBRARY_PATH = nixpkgs.lib.makeLibraryPath buildInputs;
# QT imports to use with "qmlls -E"
# QML_IMPORT_PATH = "${pkgs.qt6.full}/lib/qt-6/qml";
# Set PYTHONPATH
# PYTHONPATH = ".";
# Set matplotlib backend
# MPLBACKEND = "TkAgg";
# =========================================================================================
# Define shell environment
# =========================================================================================
# Setup the shell when entering the "nix develop" environment (bash script).
shellHook = let
mkCmakeScript = type: let
typeLower = lib.toLower type;
in
pkgs.writers.writeFish "cmake-${typeLower}.fish" ''
cd $FLAKE_PROJECT_ROOT
echo "Removing build directory ./cmake-build-${typeLower}/"
rm -rf ./cmake-build-${typeLower}
echo "Creating build directory"
mkdir cmake-build-${typeLower}
cd cmake-build-${typeLower}
echo "Running cmake"
cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE="${type}" -DCMAKE_EXPORT_COMPILE_COMMANDS="On" ..
echo "Linking compile_commands.json"
cd ..
ln -sf ./cmake-build-${typeLower}/compile_commands.json ./compile_commands.json
'';
cmakeDebug = mkCmakeScript "Debug";
cmakeRelease = mkCmakeScript "Release";
mkBuildScript = type: let
typeLower = lib.toLower type;
in
pkgs.writers.writeFish "cmake-build.fish" ''
cd $FLAKE_PROJECT_ROOT/cmake-build-${typeLower}
echo "Running cmake"
cmake --build .
'';
buildDebug = mkBuildScript "Debug";
buildRelease = mkBuildScript "Release";
# Use this to specify commands that should be ran after entering fish shell
initProjectShell = pkgs.writers.writeFish "init-shell.fish" ''
echo "Entering \"${description}\" environment..."
# Determine the project root, used e.g. in cmake scripts
set -g -x FLAKE_PROJECT_ROOT (git rev-parse --show-toplevel)
# Rust Bevy:
# abbr -a build-release-windows "CARGO_FEATURE_PURE=1 cargo xwin build --release --target x86_64-pc-windows-msvc"
# C/C++:
# abbr -a cmake-debug "${cmakeDebug}"
# abbr -a cmake-release "${cmakeRelease}"
# abbr -a build-debug "${buildDebug}"
# abbr -a build-release "${buildRelease}"
# Clojure:
# abbr -a clojure-deps "deps-lock --lein"
# Python:
# abbr -a run "python ./app/main.py"
# abbr -a profile "py-spy record -o profile.svg -- python ./app/main.py && firefox profile.svg"
# abbr -a ptop "py-spy top -- python ./app/main.py"
'';
in
builtins.concatStringsSep "\n" [
# Launch into pure fish shell
''
exec "$(type -p fish)" -C "source ${initProjectShell} && abbr -a menu '${pkgs.bat}/bin/bat "${initProjectShell}"'"
''
# Qt: Launch into wrapped fish shell
# https://nixos.org/manual/nixpkgs/stable/#sec-language-qt
# ''
# fishdir=$(mktemp -d)
# makeWrapper "$(type -p fish)" "$fishdir/fish" "''${qtWrapperArgs[@]}"
# exec "$fishdir/fish" -C "source ${initProjectShell} && abbr -a menu '${pkgs.bat}/bin/bat "${initProjectShell}"'"
# ''
];
};
});
}