RT_SIGACTION(2)                      Linux Programmer's Guide                     RT_SIGACTION(2)



NAME
       rt_sigaction - Alter an action taken by a process

SYNOPSIS
       long sys_rt_sigaction (int sig, const struct sigaction *act, struct sigaction *oact,
                              size_t sigsetsize);


DESCRIPTION
       rt_sigaction alters an action taken by a process on receipt of a  particular  signal.  The
       action is specified by the sigaction structure. The previous action on the signal is saved
       in oact. sigsetsize should indicate the size of a sigset_t type.


RETURN VALUE
       rt_sigaction returns 0 on success; otherwise, rt_sigaction returns one of the errors list-
       ed in the "Errors" section.


ERRORS
       -EINVAL
              sigsetsize was not equivalent to the size of a sigset_t type.


       -EFAULT
              An invalid act or oact value was specified.


SEE ALSO
       rt_sigpending(2),   rt_sigprocmask(2),   rt_sigqueueinfo(2),  rt_sigreturn(2),  rt_sigsus-
       pend(2), rt_sigtimedwait(2)


AUTHOR
       Niki Rahimi



Linux 2.6                                 2004-March-12                           RT_SIGACTION(2)