etc/proofgeneral-settings.el

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;;; Options for Proof General
;;;
;;; Examples for sensible settings:

;; keep sources clean
(custom-set-variables '(indent-tabs-mode nil))

;; retain vital AltGr behaviour, e.g. on non-US Mac OS X
;(custom-set-variables '(ns-alternate-modifier 'none))

;; longer timeout for saving persistent session
;(custom-set-variables '(proof-shell-quit-timeout 60))