Fixed some issues with C formatting.

config/formatting.org

@@ -74,7 +74,9 @@ Might as well highlight the parentheses to make them easier to spot.
 #+BEGIN_SRC emacs-lisp
 (use-package apheleia
   :config
-  (apheleia-global-mode +1))
+  (apheleia-global-mode +1)
+  (setf (alist-get 'c-ts-mode apheleia-mode-alist) '(clang-format))
+  (setf (alist-get 'c++-ts-mode apheleia-mode-alist) '(clang-format)))
 #+END_SRC
 
 ** Indentation Level

config/lsp.org

@@ -30,6 +30,10 @@ the package.
          ;; if you want which-key integration
          (lsp-mode . lsp-enable-which-key-integration))
   :commands lsp-deferred
+  :custom
+  ;; Let apheleia handle formatting; disable LSP's competing formatters
+  (lsp-enable-on-type-formatting nil)
+  (lsp-before-save-edits nil)
   :config
   (setq lsp-elixir-server-command '("elixir-ls")))
 

config/major_modes.org

@@ -23,6 +23,9 @@ bother with an explanation on each.
 
 ;; C
 (use-feature c-ts-mode
+  :custom
+  (c-ts-mode-indent-offset 2)
+  (c-ts-mode-indent-style 'k&r)
   :config
   (with-eval-after-load 'c-ts-mode
     (setq-local treesit-primary-parser 'c)))