NAME

       sigpending - examine pending signals

SYNOPSIS

       #include <signal.h>

       int sigpending(sigset_t *set);

DESCRIPTION

       The sigpending() function shall store, in the location referenced by the set argument, the set of signals
       that  are  blocked from delivery to the calling thread and that are pending on the process or the calling
       thread.

RETURN VALUE

       Upon successful completion, sigpending() shall return 0; otherwise, -1 shall be returned and errno set to
       indicate the error.

ERRORS

       No errors are defined.

       The following sections are informative.

EXAMPLES

       None.

APPLICATION USAGE

       None.

RATIONALE

       None.

FUTURE DIRECTIONS

       None.

SEE ALSO

       sigaddset() , sigdelset() , sigemptyset() , sigfillset() ,  sigismember()  ,  sigprocmask()  ,  the  Base
       Definitions volume of IEEE Std 1003.1-2001, <signal.h>

COPYRIGHT

       Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition,
       Standard  for  Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base
       Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers,
       Inc and The Open Group. In the event of any discrepancy between this version and the  original  IEEE  and
       The  Open  Group  Standard,  the  original  IEEE and The Open Group Standard is the referee document. The
       original Standard can be obtained online at http://www.opengroup.org/unix/online.html .

IEEE/The Open Group                                   2003                                         SIGPENDING(P)