1SIGPENDING(3P) POSIX Programmer's Manual SIGPENDING(3P)
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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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12 sigpending — examine pending signals
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15 #include <signal.h>
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17 int sigpending(sigset_t *set);
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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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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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30 No errors are defined.
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32 The following sections are informative.
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35 None.
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38 None.
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41 None.
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44 None.
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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)