emacs support for new languages + dependencies

modules/dev/cc.nix

@@ -0,0 +1,22 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+{
+  options.my.dev.cc.enable = lib.mkEnableOption "enable";
+
+  config = lib.mkIf config.my.dev.cc.enable {
+    users.users.jawz.packages = builtins.attrValues {
+      inherit (pkgs)
+        clang # C/C++ compiler frontend (part of LLVM)
+        clang-tools # Extra LLVM tools (e.g. clang-tidy, clang-apply-replacements)
+        gcc # GNU Compiler Collection (C, C++, etc.)
+        gdb # GNU Debugger
+        valgrind # Memory leak detector and performance profiler
+        ;
+    };
+  };
+}