1

Update environment

This commit is contained in:
2025-06-30 21:13:58 +02:00
parent 845bb5f46e
commit 0324a7054f
3 changed files with 209 additions and 128 deletions

235
flake.nix
View File

@ -1,88 +1,219 @@
{
description = "C/C++ Environment";
rec {
description = "C++ Brainfuck Interpreter";
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
inputs.flake-utils.url = "github:numtide/flake-utils";
inputs.devshell.url = "github:numtide/devshell";
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";
};
outputs = {
self,
nixpkgs,
flake-utils,
devshell,
rust-overlay,
}:
# 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; # For clion
overlays = [devshell.overlays.default];
config.allowUnfree = true;
overlays = [
rust-overlay.overlays.default
];
};
# NOTE: Usual 64 bit compilers that don't collide
inherit (pkgs) lib stdenv;
python = pkgs.python313.withPackages (p:
with p; [
pyside6
ffmpeg-python
matplotlib
numpy
]);
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;
bintools = pkgs.bintools.bintools; # Unwrapped bintools
libc = pkgs.glibc;
};
gcc13 = pkgs.hiPrio (pkgs.wrapCCWith {
cc = pkgs.gcc13.cc;
gcc = pkgs.hiPrio (pkgs.wrapCCWith {
cc = pkgs.gcc.cc; # Unwrapped gcc
libc = pkgs.glibc;
bintools = bintools;
});
clang16 = pkgs.wrapCCWith {
cc = pkgs.clang_16.cc;
clang = pkgs.wrapCCWith {
cc = pkgs.clang.cc; # Unwrapped clang
libc = pkgs.glibc;
bintools = bintools;
};
# NOTE: Multilib compilers that don't collide
bintools_multi = pkgs.wrapBintoolsWith {
bintools = pkgs.bintools.bintools; # Get the unwrapped bintools from the wrapper
# 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;
};
gcc13_multi = pkgs.hiPrio (pkgs.wrapCCWith {
cc = pkgs.gcc13.cc; # Get the unwrapped gcc from the wrapper
gcc_multilib = pkgs.hiPrio (pkgs.wrapCCWith {
cc = pkgs.gcc.cc; # Unwrapped gcc
libc = pkgs.glibc_multi;
bintools = bintools_multi;
bintools = bintools_multilib;
});
clang16_multi = pkgs.wrapCCWith {
cc = pkgs.clang_16.cc;
clang_multilib = pkgs.wrapCCWith {
cc = pkgs.clang.cc; # Unwrapped clang
libc = pkgs.glibc_multi;
bintools = bintools_multi;
bintools = bintools_multilib;
};
# Stuff ran at build-time (e.g. cmake, autoPatchelfHook).
# Architecture will be the build/target platform (relevant for e.g. cross-compilation).
# Packages will be added to $PATH.
nativeBuildInputs = with pkgs; [];
# Stuff that's linked against.
# Architecture will be the host platform.
# Packages will be added to $PATH unless "strictDeps = true;".
buildInputs = with pkgs; [
# Languages:
# python
# rust
bintools
gcc
clang
# bintools_multilib
# gcc_multilib
# clang_multilib
# C/C++:
gdb
valgrind
gnumake
cmake
# boost
# sfml
# Qt:
# qt6.qtbase
# qt6.full
# qt6.wrapQtAppsHook # For the shellHook
];
in {
# devShell = pkgs.devshell.mkShell ...
devShell = pkgs.devshell.mkShell {
name = "C/C++ Environment";
# TODO: Add default packages for different languages
# TODO: check nixpkgs docs for buildPythonApplication
# packages.${system}.default = pkgs.buildPythonApplication {
# pname = "pyside6_image_viewer";
# version = "0.1.0";
# };
packages = with pkgs; [
# Compilers
bintools
gcc13
clang16
# bintools_multi
# gcc13_multi
# clang15_multi
packages.${system}.default = stdenv.mkDerivation {
pname = "bfuck";
version = "1.0.0";
src = ./.;
inherit nativeBuildInputs buildInputs;
};
# Native buildinputs
gnumake
cmake
# nasm
devShell = pkgs.mkShell {
name = description;
# Development
# bear # To generate compilation database
gdb
cling # To try out my bullshit implementations
clang-tools_18
# doxygen # Generate docs + graphs
];
# Comments on buildInputs, nativeBuildInputs, buildPackages:
# https://discourse.nixos.org/t/use-buildinputs-or-nativebuildinputs-for-nix-shell/8464
# For our "nix develop" shell, buildInputs can be used for everything.
commands = [
# {
# name = "ide";
# help = "Run clion for project";
# command = "clion &>/dev/null ./ &";
# }
];
inherit nativeBuildInputs buildInputs;
# Rust stdlib source:
# RUST_SRC_PATH = "${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"
# "${pkgs.libGL}/lib"
# ];
# Dynamic libraries from buildinputs:
# LD_LIBRARY_PATH = nixpkgs.lib.makeLibraryPath buildInputs;
# Setup the shell when entering the "nix develop" environment (bash script).
shellHook = let
mkCmakeScript = type: let
typeLower = lib.toLower type;
in
pkgs.writers.writeFish "cmake-${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 \"${description}\" environment..."
# Determine the project root, used e.g. in cmake scripts
set -g -x FLAKE_PROJECT_ROOT (git rev-parse --show-toplevel)
# Add shell abbreviations specific to this build environment
# Rust Bevy:
# abbr -a build-release-windows "CARGO_FEATURE_PURE=1 cargo xwin build --release --target x86_64-pc-windows-msvc"
# C/C++:
abbr -a cmake-debug "${cmakeDebug}"
abbr -a cmake-release "${cmakeRelease}"
abbr -a build-debug "${buildDebug}"
abbr -a build-release "${buildRelease}"
'';
in
builtins.concatStringsSep "\n" [
# Launch into pure fish shell
''
exec "$(type -p fish)" -C "source ${initProjectShell} && abbr -a menu '${pkgs.bat}/bin/bat "${initProjectShell}"'"
''
# Qt: Launch into wrapped fish shell
# ''
# fishdir=$(mktemp -d)
# makeWrapper "$(type -p fish)" "$fishdir/fish" "''${qtWrapperArgs[@]}"
# exec "$fishdir/fish" -C "source ${initProjectShell} && abbr -a menu '${pkgs.bat}/bin/bat "${initProjectShell}"'"
# ''
];
};
});
}