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{
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
crane = {
url = "github:ipetkov/crane";
};
flake-utils.url = "github:numtide/flake-utils";
rust-overlay = {
url = "github:oxalica/rust-overlay";
inputs = {
nixpkgs.follows = "nixpkgs";
};
};
};
outputs = { self, nixpkgs, crane, flake-utils, rust-overlay, ... }:
let
system = "x86_64-linux";
pkgs = import nixpkgs {
inherit system;
overlays = [ (import rust-overlay) ];
};
inherit (pkgs) lib;
rustToolchainFor = p: p.rust-bin.nightly.latest.default.override {
targets = [
"wasm32-unknown-unknown"
"x86_64-unknown-linux-gnu"
"x86_64-pc-windows-gnu"
];
};
craneLib = (crane.mkLib pkgs).overrideToolchain rustToolchainFor;
glfw = pkgs.glfw.overrideAttrs (cur: prev: {
cmakeFlags = []; # by default, static linking is disabled here
# for some reason, the default glfw package hardcodes a nix store path to libGL
# see: https://github.com/NixOS/nixpkgs/pull/47175
# this makes it impossible to run the binary on another system
# I'd much rather just load whatever we find on LD_LIBRARY_PATH etc, since this is much easier to control
env = {};
postPatch = "true";
});
native = rec {
nativeBuildInputs = [
pkgs.pkg-config
];
buildInputs = [
pkgs.openssl.dev
glfw
pkgs.xorg.libX11
pkgs.xorg.libXcursor
pkgs.xorg.libXi
pkgs.xorg.libXrandr
pkgs.xorg.libXinerama
pkgs.libxkbcommon
pkgs.xorg.libxcb
pkgs.libglvnd
pkgs.alsa-lib
];
build = path: nm:
let
src = lib.cleanSourceWith {
src = path;
filter = path: type:
(lib.hasSuffix "\.html" path) ||
(lib.hasSuffix "\.js" path) ||
(lib.hasSuffix "\.css" path) ||
(lib.hasInfix "/assets/" path) ||
(craneLib.filterCargoSources path type)
;
};
commonArgs = {
inherit src nativeBuildInputs buildInputs;
strictDeps = true;
CARGO_BUILD_TARGET = "x86_64-unknown-linux-gnu";
CARGO_BUILD_RUSTFLAGS="-L ${glfw}/lib";
inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
};
cargoArtifacts = craneLib.buildDepsOnly (commonArgs // {
doCheck = false;
});
in
craneLib.buildPackage (commonArgs // {
inherit cargoArtifacts;
pname = nm;
cargoExtraArgs = "-p ${nm}";
});
};
wasm = rec {
buildAtUrl = path: nm: url:
let
src = lib.cleanSourceWith {
src = path;
filter = path: type:
(lib.hasSuffix "\.html" path) ||
(lib.hasSuffix "\.js" path) ||
(lib.hasSuffix "\.css" path) ||
(lib.hasInfix "/assets/" path) ||
(craneLib.filterCargoSources path type)
;
};
commonArgs = {
inherit src;
strictDeps = true;
CARGO_BUILD_TARGET = "wasm32-unknown-unknown";
buildInputs = [];
inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
wasm-bindgen-cli = pkgs.buildWasmBindgenCli rec {
src = pkgs.fetchCrate {
pname = "wasm-bindgen-cli";
version = "0.2.100";
hash = "sha256-3RJzK7mkYFrs7C/WkhW9Rr4LdP5ofb2FdYGz1P7Uxog=";
};
cargoDeps = pkgs.rustPlatform.fetchCargoVendor {
inherit src;
inherit (src) pname version;
hash = "sha256-qsO12332HSjWCVKtf1cUePWWb9IdYUmT+8OPj/XP2WE=";
};
};
};
in
craneLib.buildTrunkPackage (commonArgs // rec {
pname = nm;
cargoExtraArgs = "-p ${nm}";
trunkExtraBuildArgs = "--public-url ${url}";
cargoArtifacts = craneLib.buildDepsOnly (commonArgs // {
inherit cargoExtraArgs;
doCheck = false;
});
});
build = path: nm: buildAtUrl path nm "";
};
windows = rec {
glfw = pkgs.pkgsCross.mingwW64.glfw.overrideAttrs (cur: prev: {
cmakeFlags = [];
env = {};
postPatch = "true";
});
rustflags = "-L ${glfw}/lib -L ${pkgs.pkgsCross.mingwW64.windows.pthreads}/lib";
shell = craneLib.devShell {
packages = [
pkgs.pkgsCross.mingwW64.buildPackages.gcc
];
RUSTFLAGS = rustflags;
};
build = path: nm:
let
src = lib.cleanSourceWith {
src = path;
filter = path: type:
(lib.hasSuffix "\.html" path) ||
(lib.hasSuffix "\.js" path) ||
(lib.hasSuffix "\.css" path) ||
(lib.hasInfix "/assets/" path) ||
(craneLib.filterCargoSources path type)
;
};
commonArgs = {
inherit src;
strictDeps = true;
CARGO_BUILD_TARGET = "x86_64-pc-windows-gnu";
CARGO_BUILD_RUSTFLAGS = rustflags;
CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER = "${pkgs.pkgsCross.mingwW64.stdenv.cc}/bin/${pkgs.pkgsCross.mingwW64.stdenv.cc.targetPrefix}cc";
depsBuildBuild = with pkgs; [
pkgsCross.mingwW64.buildPackages.gcc
];
inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
};
cargoArtifacts = craneLib.buildDepsOnly (commonArgs // {
doCheck = false;
});
in
craneLib.buildPackage (commonArgs // {
inherit cargoArtifacts;
pname = nm;
cargoExtraArgs = "-p ${nm}";
doCheck = false;
});
};
shell = craneLib.devShell {
packages = [
pkgs.trunk
pkgs.rust-analyzer
pkgs.glxinfo
pkgs.cmake
pkgs.mold
] ++ native.nativeBuildInputs ++ native.buildInputs;
LIBRARY_PATH = "$LIBRARY_PATH:${pkgs.lib.makeLibraryPath native.buildInputs}";
RUSTFLAGS="-L ${glfw}/lib";
LD_LIBRARY_PATH = "$LD_LIBRARY_PATH:${pkgs.lib.makeLibraryPath native.buildInputs}";
};
in {
inherit shell native wasm windows;
devShells.${system} = {
default = shell;
windows = windows.shell;
};
};
}
|
