#+TITLE: Compilation mode configuration

#+BEGIN_SRC emacs-lisp
  (require 'compile)
  (require 'shackle)
  (require 'subr-x)
#+END_SRC

Scroll output in compilation mode.

#+BEGIN_SRC emacs-lisp
  (setq compilation-scroll-output t)
#+END_SRC

Don't show the compilation window when compilation starts.

#+BEGIN_SRC emacs-lisp
  (defun oni:maybe-dont-show-window (buffer-or-name alist plist)
    "Don't show BUFFER-OR-NAME unless it absolutely must."
    (if (alist-get 'allow-no-window alist)
        buffer-or-name
      (funcall (plist-get plist :fallback) buffer-or-name alist
               (plist-put (copy-sequence plist) :custom nil))))

  (add-to-list 'shackle-rules
               '(compilation-mode :custom oni:maybe-dont-show-window
                                  :fallback shackle-display-buffer
                                  :other t :select t))
#+END_SRC

Show the compilation window when compilation has finished with a
non-zero exit status.

#+BEGIN_SRC emacs-lisp
  (defun oni:maybe-display-compilation-window (buffer status)
    "Display BUFFER if STATUS is not finished."
    (unless (string= (string-trim status) "finished")
      (display-buffer buffer)))

  (add-hook 'compilation-finish-functions #'oni:maybe-display-compilation-window)
#+END_SRC