lsp-p4

To enable lsp-p4 include the following lisp code in init.el after
loading lsp-mode

   (with-eval-after-load 'lsp-mode
     (require 'p4lang-mode)
     (require 'lsp-p4)
     (add-hook 'p4lang-mode-hook #'lsp)

See `lsp-clients-p4lsd-executable' to customize the path to p4lsd.