NAME
atexit
- register a function to be called on exit
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
int
atexit(void (*function)(void))
DESCRIPTION
The
atexit()
function
registers the given
function
to be called at program exit, whether via
exit(3)
or via return from the program's
main.
Functions so registered are called in reverse order;
no arguments are passed.
At least 32 functions can always be registered,
and more are allowed as long as sufficient memory can be allocated.
RETURN VALUES
ERRORS
- [
ENOMEM] -
No memory was available to add the function to the list.
The existing list of functions is unmodified.
SEE ALSO
exit(3)
STANDARDS
The
atexit()
function
conforms to
ANSI X3.159-1989 (``ANSI C89'') .