1SIGPENDING(3P)             POSIX Programmer's Manual            SIGPENDING(3P)
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PROLOG

6       This  manual  page is part of the POSIX Programmer's Manual.  The Linux
7       implementation of this interface may differ (consult the  corresponding
8       Linux  manual page for details of Linux behavior), or the interface may
9       not be implemented on Linux.
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NAME

12       sigpending — examine pending signals
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SYNOPSIS

15       #include <signal.h>
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17       int sigpending(sigset_t *set);
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DESCRIPTION

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

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

30       No errors are defined.
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32       The following sections are informative.
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EXAMPLES

35       None.
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APPLICATION USAGE

38       None.
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RATIONALE

41       None.
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FUTURE DIRECTIONS

44       None.
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SEE ALSO

47       exec, pthread_sigmask(), sigaddset(), sigdelset(), sigemptyset(),  sig‐
48       fillset(), sigismember()
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50       The Base Definitions volume of POSIX.1‐2017, <signal.h>
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53       Portions  of  this text are reprinted and reproduced in electronic form
54       from IEEE Std 1003.1-2017, Standard for Information Technology --  Por‐
55       table  Operating System Interface (POSIX), The Open Group Base Specifi‐
56       cations Issue 7, 2018 Edition, Copyright (C) 2018 by the  Institute  of
57       Electrical  and  Electronics Engineers, Inc and The Open Group.  In the
58       event of any discrepancy between this version and the original IEEE and
59       The  Open Group Standard, the original IEEE and The Open Group Standard
60       is the referee document. The original Standard can be  obtained  online
61       at http://www.opengroup.org/unix/online.html .
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63       Any  typographical  or  formatting  errors that appear in this page are
64       most likely to have been introduced during the conversion of the source
65       files  to  man page format. To report such errors, see https://www.ker
66       nel.org/doc/man-pages/reporting_bugs.html .
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70IEEE/The Open Group                  2017                       SIGPENDING(3P)
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