Emacs SupportUsageDevelopmentDebugger

Debugger

A keyboard interrupt or any error enters the user into the debugger which provides a superset of the commands available at top-level. The following are debugger specific commands:
 ,up K
goes up one level.
 ,top K
goes to top level.
 ,restarts K
lists available restarts
 ,restart ,n K
chooses available restart.
 ,handlers ,n K
shows available handlers.
 ,backtrace K
prints out called functions and their arguments.
 ,bt K
prints out called functions.
 ,frame ,n K
prints out nth called function and its arguments.
 ,frame-var ,n ,name K
prints out nth called function's parameter name.
 frame-var (n|<int> name|<sym>) F
returns nth called function's parameter name.


Emacs SupportUsageDevelopmentDebugger