10 lines
		
	
	
	
		
			343 B
		
	
	
	
		
			Common Lisp
		
	
	
	
	
	
			
		
		
	
	
			10 lines
		
	
	
	
		
			343 B
		
	
	
	
		
			Common Lisp
		
	
	
	
	
	
| (in-package #:trivial-backtrace)
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| 
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| (eval-when (:compile-toplevel :load-toplevel :execute)
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|   (unless (fboundp 'map-backtrace)
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|     (defun map-backtrace (func)
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|       (declare (ignore func))))
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| 
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|   (unless (fboundp 'print-backtrace-to-stream)
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|     (defun print-backtrace-to-stream (stream)
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|       (format stream "~&backtrace output unavailable.~%"))))
 |