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2025-06-30 22:49:19 +02:00

248 lines
8.4 KiB
Nix

rec {
description = "SystemVerilog Assembler";
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,
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;
overlays = [
rust-overlay.overlays.default
];
};
inherit (pkgs) lib stdenv;
# ===========================================================================================
# Define custom dependencies
# ===========================================================================================
python = pkgs.python313.withPackages (p:
with p; [
# numpy
# matplotlib
# ffmpeg-python
# 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
# C/C++:
gdb
valgrind
gnumake
cmake
# pkg-config
# 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 ./svrasm $out/bin
'';
};
in rec {
# Provide package for "nix build"
defaultPackage = package;
defaultApp = flake-utils.lib.mkApp {
drv = defaultPackage;
};
# Provide environment for "nix develop"
devShell = pkgs.mkShell {
inherit nativeBuildInputs buildInputs;
name = description;
# =========================================================================================
# Define environment variables
# =========================================================================================
# Rust stdlib source:
# RUST_SRC_PATH = "${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"
# "${pkgs.libGL}/lib"
# ];
# Dynamic libraries from buildinputs:
# LD_LIBRARY_PATH = nixpkgs.lib.makeLibraryPath buildInputs;
# =========================================================================================
# Define shell environment
# =========================================================================================
# Setup the shell when entering the "nix develop" environment (bash script).
shellHook = let
mkCmakeScript = type: let
typeLower = lib.toLower type;
in
pkgs.writers.writeFish "cmake-${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 \"${description}\" environment..."
# Determine the project root, used e.g. in cmake scripts
set -g -x FLAKE_PROJECT_ROOT (git rev-parse --show-toplevel)
# Build the provided NixOS package
abbr -a build "nix build -L"
# Rust Bevy:
# abbr -a build-release-windows "CARGO_FEATURE_PURE=1 cargo xwin build --release --target x86_64-pc-windows-msvc"
# C/C++:
abbr -a cmake-debug "${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}"'"
# ''
];
};
});
}