File: test7.esh

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esh 0.8-7
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#
# This is a sample .eshrc that implements a restricted shell.
#

(define restricted
  ~(print "Sorry, but this function has been restricted." (nl)))

(define for-each
  ~(if ~(not-null? (rot))
       ~(begin ((rot) (rot))
               (for-each (cdr (l-stack))))
       ()))

(define restrict-command
  ~(if ~(not-null? (top))
       ~(define (pop) (list restricted))
       ()))

(for-each restrict-command cd fg bg)