Variable: show-help-function

show-help-function is a variable defined in keyboard.c.

Value

tooltip-show-help

Documentation

If non-nil, the function that implements the display of help.

It's called with one argument, the help string to display.

Probably introduced at or before Emacs version 21.1.

Source Code

// Defined in /usr/src/emacs/src/keyboard.c
  DEFVAR_LISP ("show-help-function", Vshow_help_function,
	       doc: /* If non-nil, the function that implements the display of help.
It's called with one argument, the help string to display.  */);