*print-invisible-frames* Variable

Summary

Controls whether invisible frames are printed in debugger output.

Package

dbg

Initial Value

nil

Description

The variable *print-invisible-frames* is used by the debugger when it displays the stack frames.

Invisible frames are those for functions with hcl:invisible-frame declarations. These are normally not shown by the debugger. However if *print-invisible-frames* is true then these frames are displayed.

Notes

1. *print-invisible-frames* can be set to value by:

   (set-debugger-options :invisible value)
   

2. *print-invisible-frames* is an extension to Common Lisp.

See also

3.6 Debugger control variables
set-debugger-options