Add clang and clojure configuration

20clang.el

@@ -0,0 +1,16 @@
+(defun activate-clang-mode ()
+  "Goodies for editing c files"
+  (set-indent 4)
+  (column-enforce-n 80)
+
+  (add-to-list (make-local-variable 'company-backends)
+               '(company-etags company-yasnippet))
+
+  (setq-local
+   ctags-refresh-command
+   (format
+    "ctags -e -R --languages=C -f %sTAGS %s."
+    (projectile-project-root) (projectile-project-root)
+  )))
+
+(add-hook 'c-mode-hook 'activate-clang-mode)

20clojure.el

@@ -0,0 +1,9 @@
+(add-hook 'clojure-mode-hook 'cider-mode)
+
+(defun activate-clojure-mode ()
+  "Goodies for clojure files."
+  (set-indent 2) ;; Default indentation of 2 characters
+  (column-enforce-n 80)
+  )
+
+(add-hook 'clojure-mode-hook 'activate-clojure-mode)

init.el

@@ -79,6 +79,10 @@
                      tern
                      company-tern
 
+                     ;; Clojure
+                     clojure-mode
+                     cider
+
                      ;; Infrastructure files
                      dockerfile-mode
                      terraform-mode
@@ -118,6 +122,8 @@
 (load "~/.emacs.d/20erlang.el")
 (load "~/.emacs.d/20sh.el")
 (load "~/.emacs.d/20rust.el")
+(load "~/.emacs.d/20clang.el")
+(load "~/.emacs.d/20clojure.el")
 
 (custom-set-variables
  ;; custom-set-variables was added by Custom.
@@ -126,7 +132,7 @@
  ;; If there is more than one, they won't work right.
  '(package-selected-packages
    (quote
-    (erlang rspec-mode crystal-mode dap-mode lsp-ui company-lsp lsp-mode nginx-mode gitignore-mode js2-mode keyfreq company-web visual-regexp enh-ruby-mode counsel-projectile counsel ivy flycheck-rust flycheck racer rust-mode hydra markdown-mode solarized-theme company-ansible alchemist window-purpose column-enforce-mode yaml-mode ansible dockerfile-mode ruby-end web-mode dash-at-point base16-theme exec-path-from-shell))))
+    (cider clojure-mode erlang rspec-mode crystal-mode dap-mode lsp-ui company-lsp lsp-mode nginx-mode gitignore-mode js2-mode keyfreq company-web visual-regexp enh-ruby-mode counsel-projectile counsel ivy flycheck-rust flycheck hydra solarized-theme company-ansible alchemist column-enforce-mode yaml-mode ansible dockerfile-mode ruby-end dash-at-point base16-theme exec-path-from-shell))))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.