sigpending(S)                  6 January 1993                  sigpending(S)


 Name

    sigpending - examine pending signals

 Syntax


    cc  . . .  -lc


    #include  <signal.h>

    int sigpending (set)
    sigset_t *set;


 Description

    A call to the  sigpending routine stores the set of signals blocked from
    delivery and pending to the calling process in the object to which the
    argument set points.

 Return value

    Upon successful completion, a value of zero is returned.

    sigpending fails if the following is true:

    EFAULT    set points outside the allocated address space of the process.
              Where set is the name of the documented argument.


 See also

    sigaction(S), signal(S), sigprocmask(S), sigsuspend(S), sigset(S),
    sigsetv(S), sigsetjmp(S)

 Standards conformance

    sigpending conforms with:
    IEEE POSIX Std 1003.1-1990 System Application Program Interface (API) [C
    Language] (ISO/IEC 9945-1);
    X/Open Portability Guide, Issue 3, 1989;
    and NIST FIPS 151-1.