diff options
| -rw-r--r-- | isa/interface-setup.el | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/isa/interface-setup.el b/isa/interface-setup.el index 7f170480..d6646fd4 100644 --- a/isa/interface-setup.el +++ b/isa/interface-setup.el @@ -1,13 +1,11 @@ ;; ;; $Id$ -;; - -(customize-set-variable - 'isabelle-prog-name - (concat (getenv "ISABELLE") " " (getenv "PROOFGENERAL_LOGIC"))) +;; -(customize-set-variable - (if (equal (getenv "PROOFGENERAL_ASSISTANTS") "isa") - 'isa-x-symbol-enable - 'isar-x-symbol-enable) - (equal (getenv "PROOFGENERAL_XSYMBOL") "true")) +(let ((xsymbol (getenv "PROOFGENERAL_XSYMBOL"))) + (if (and xsymbol (not (equal xsymbol ""))) + (customize-set-variable + (if (equal (getenv "PROOFGENERAL_ASSISTANTS") "isa") + 'isa-x-symbol-enable + 'isar-x-symbol-enable) + (equal xsymbol "true")))) |