comint-history-isearch-message

comint-history-isearch-message is a compiled Lisp function in `comint.el'.

(comint-history-isearch-message &optional C-Q-HACK ELLIPSIS)

Display the input history search prompt.
If there are no search errors, this function displays an overlay with
the Isearch prompt which replaces the original comint prompt.
Otherwise, it displays the standard Isearch message returned from
the function `isearch-message'.