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authorGravatar Makarius Wenzel <makarius@sketis.net>2000-02-11 17:46:54 +0000
committerGravatar Makarius Wenzel <makarius@sketis.net>2000-02-11 17:46:54 +0000
commit0839ce46a19e9775d742582814da1259475d4536 (patch)
tree23bfea11da47f0a40ef3f5af36870c9bfa94cee2 /isar/interface-setup.el
parent64f5c3275097b3004937aeb3e287a4c6123c62bb (diff)
option -x: enable x-symbol package;
Diffstat (limited to 'isar/interface-setup.el')
-rw-r--r--isar/interface-setup.el7
1 files changed, 7 insertions, 0 deletions
diff --git a/isar/interface-setup.el b/isar/interface-setup.el
index 736cda57..76f4f09e 100644
--- a/isar/interface-setup.el
+++ b/isar/interface-setup.el
@@ -10,3 +10,10 @@
(customize-set-variable
'proof-shell-pre-interrupt-hook
(lambda () (proof-shell-insert (isar-verbatim "f") nil))))
+
+(let ((xsym (getenv "PROOFGENERAL_XSYMBOL")))
+ (cond
+ ((equal xsym "true")
+ (customize-set-variable 'proof-x-symbol-enable t))
+ ((equal xsym "false")
+ (customize-set-variable 'proof-x-symbol-enable nil))))