HP-UX Reference (11i v3 07/02) - 2 System Calls (vol 5)

v
vfork(2) vfork(2)
function, for example), it is likely that the parent and child processes will be killed with signal
SIG-
SEGV
or SIGBUS.
In the [vfork,exec] window, a call to
signal() (see signal(2) that installs a catching function
can affect handling of the signal by the parent. The parent is not affected if the handling is being set
to
SIG_DFL or SIG_IGN,orif sigaction()
is used (see sigaction(2)).
AUTHOR
vfork() was developed by the University of California, Berkeley.
SEE ALSO
exec(2), exit(2), fork(2), sigaction(2), wait(2).
538 Hewlett-Packard Company − 2 − HP-UX 11i Version 3: February 2007