feat: add cpp template

SwarselSystems.org

@@ -487,6 +487,7 @@ This file defines the templates that are being exposed by the flake. These can b
       "python"
       "rust"
       "go"
+      "cpp"
     ];
   in
     lib.swarselsystems.mkTemplates templateNames

templates/cpp/.envrc

@@ -0,0 +1 @@
+use flake

templates/cpp/.gitignore

@@ -0,0 +1,12 @@
+CMakeLists.txt.user
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Testing
+Makefile
+cmake_install.cmake
+install_manifest.txt
+compile_commands.json
+CTestTestfile.cmake
+_deps
+CMakeUserPresets.json

templates/cpp/CMakeLists.txt

@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.20)
+
+project(name)
+
+set(CMAKE_CXX_STANDARD 23)
+
+add_subdirectory(src)
+
+install(TARGETS name DESTINATION bin)

templates/cpp/flake.nix

@@ -0,0 +1,62 @@
+# heavily inspired by https://github.com/nulladmin1/nix-flake-templates/blob/main/cpp-cmake/flake.nix
+{
+  description = "C++ Flake";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    systems.url = "github:nix-systems/default";
+  };
+
+  outputs =
+    { self
+    , nixpkgs
+    , systems
+    , ...
+    }:
+    let
+      forEachSystem = nixpkgs.lib.genAttrs (import systems);
+      pkgsFor = forEachSystem (system: import nixpkgs { inherit system; });
+
+      pname = "name";
+    in
+    {
+      formatter = forEachSystem (system: pkgsFor.${system}.nixpgks-fmt);
+
+      devShells = forEachSystem (system: {
+        default = pkgsFor.${system}.mkShell {
+          packages = with pkgsFor.${system}; [
+            libllvm
+            cmake
+            gtest
+            cppcheck
+            valgrind
+            doxygen
+            clang-tools
+            # cudatoolkit
+          ];
+        };
+      });
+
+      packages = forEachSystem (system: {
+        default = pkgsFor.${system}.stdenv.mkDerivation {
+          inherit pname;
+          version = "0.1.0";
+          src = ./.;
+
+          nativeBuildInputs = with pkgsFor.${system}; [
+            cmake
+          ];
+          buildInputs = with pkgsFor.${system}; [
+            gtest
+          ];
+        };
+      });
+
+      apps = forEachSystem (system: {
+        default = {
+          type = "app";
+          program = "${self.packages.${system}.default}/bin/${pname}";
+        };
+      });
+    };
+}

templates/cpp/src/CMakeLists.txt

@@ -0,0 +1 @@
+add_executable(name name.cpp name.cpp)

templates/cpp/src/name.cpp

@@ -0,0 +1,7 @@
+#include <iostream>
+using namespace std;
+
+int main() {
+  cout << "Hello, world!" << endl;
+  return 0;
+}

templates/cpp_flake.nix

@@ -1,38 +0,0 @@
-# flake.nix
-{
-  description = "C/C++ environment";
-  inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-  };
-
-  outputs = { nixpkgs, ... }:
-    let
-      system = "x86_64-linux";
-      pkgs = nixpkgs.legacyPackages.${system};
-      llvm = pkgs.llvmPackages_latest;
-    in
-    {
-      devShells.${system}.default = pkgs.mkShell {
-        packages = with pkgs; [
-          gcc
-          #builder
-          cmake
-          gnumake
-          #headers
-          clang-tools
-          #lsp
-          llvm.libstdcxxClang
-          #tools
-          cppcheck
-          valgrind
-          doxygen
-        ];
-        hardeningDisable = [ "all" ];
-        # direnv does not allow aliases, use scripts as a workaround
-        shellHook = ''
-          PATH_add ~/.dotfiles/scripts/devShell
-        '';
-        # ...
-      };
-    };
-}

templates/cu_flake.nix

@@ -1,48 +0,0 @@
-# flake.nix
-{
-  description = "CUDA environment";
-  inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-  };
-
-  outputs = { nixpkgs, ... }:
-    let
-      system = "x86_64-linux";
-      pkgs = import nixpkgs {
-        system = "x86_64-linux";
-        config.allowUnfree = true;
-      };
-    in
-    {
-      devShells.${system}.default = pkgs.mkShell {
-        packages = with pkgs; [
-          # gcc
-          #builder
-          # cmake
-          # gnumake
-          #headers
-          clang-tools
-          #lsp
-          # llvm.libstdcxxClang
-          # cudaPackages.cuda_nvcc
-          #tools
-          cppcheck
-          valgrind
-          doxygen
-          cudatoolkit
-
-          (pkgs.python3.withPackages (python-pkgs: [
-            python-pkgs.numpy
-            python-pkgs.pandas
-            python-pkgs.scipy
-            python-pkgs.matplotlib
-            python-pkgs.requests
-            python-pkgs.debugpy
-            python-pkgs.python-lsp-server
-          ]))
-        ];
-        hardeningDisable = [ "all" ];
-        # ...
-      };
-    };
-}

templates/default.nix

@@ -4,6 +4,7 @@ let
     "python"
     "rust"
     "go"
+    "cpp"
   ];
 in
 lib.swarselsystems.mkTemplates templateNames