[defns.handler] (original) (raw)

3 Terms and definitions [intro.defs]

3.25[defns.handler]handler function

⟨library⟩non-reserved function whose definition may be provided by a C++ program

[Note 1:

A C++ program may designate a handler function at various points in its execution by supplying a pointer to the function when calling any of the library functions that install handler functions (see [support]).

— _end note_]