nix: set CMake version to 3.30.4
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a42efe2c82
commit
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6 changed files with 36 additions and 15 deletions
1
.gitignore
vendored
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1
.gitignore
vendored
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@ -0,0 +1 @@
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out/
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@ -1,11 +1,17 @@
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cmake_minimum_required(VERSION 3.28)
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project(ModulesHelloWorld CXX)
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set(CMAKE_CXX_EXTENSIONS OFF)
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set(CMAKE_CXX_STANDARD 23)
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_EXTENSIONS ON)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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add_library(lib)
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target_sources(lib PUBLIC FILE_SET CXX_MODULES FILES lib.cxx)
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# enable modules support
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set(CMAKE_EXPERIMENTAL_CXX_IMPORT_STD "0e5b6991-d74f-4b3d-a41c-cf096e0b2508")
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add_executable(hellomodules main.cxx)
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target_link_libraries(hellomodules lib)
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project(gooey LANGUAGES CXX)
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set(CMAKE_CXX_MODULE_STD ON)
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add_subdirectory(game)
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add_executable(gooey src/main.cxx)
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target_link_libraries(gooey game)
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17
flake.nix
17
flake.nix
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@ -11,7 +11,8 @@
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}:
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flake-utils.lib.eachDefaultSystem (system: let
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pkgs = nixpkgs.legacyPackages.${system};
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inherit (pkgs.llvmPackages_19) stdenv;
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stdenv = pkgs.llvmPackages_19.libcxxStdenv;
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cmake-version = "3.30.4";
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gooey = stdenv.mkDerivation {
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pname = "gooey";
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@ -19,10 +20,18 @@
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# inherit system;
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src = ./.;
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buildInputs = [
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pkgs.cmake
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nativeBuildInputs = [
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(pkgs.cmake.overrideAttrs {
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version = "3.30.4";
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src = pkgs.fetchurl {
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url = "https://cmake.org/files/v${pkgs.lib.versions.majorMinor cmake-version}/cmake-${cmake-version}.tar.gz";
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hash = "sha256-x1nJcnTx56qq/LHw0mH53pvzpdbst+LfYWMkpG/nBLI=";
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};
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})
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pkgs.ninja
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];
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buildInputs = [
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(pkgs.callPackage ./nix/SDL3.nix {})
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pkgs.llvmPackages_19.clang-tools
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];
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@ -42,7 +51,7 @@
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};
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in {
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packages.default = gooey;
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devShells.default = pkgs.mkShell {
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devShells.default = pkgs.mkShell.override {inherit stdenv;} {
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name = "gooey";
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inputsFrom = [gooey];
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CMAKE_GENERATOR = "Ninja";
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4
game/CMakeLists.txt
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4
game/CMakeLists.txt
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@ -0,0 +1,4 @@
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cmake_minimum_required(VERSION 3.28)
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add_library(game)
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target_sources(game PUBLIC FILE_SET CXX_MODULES FILES src/game.cxx)
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@ -1,8 +1,9 @@
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// Global module fragment, where #includes can happen
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module;
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#include <iostream>
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export module lib;
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import std;
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export module game;
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export class lib
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{
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@ -17,5 +18,5 @@ lib::~lib() = default;
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void lib::helloworld()
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{
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std::cout << "Hello world!" << std::endl;
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std::print("Hello world!\n");
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}
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@ -1,4 +1,4 @@
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import lib;
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import game;
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int main()
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{
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