sigfillset man page


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

sigfillset — initialize and fill a signal set


#include <signal.h>

int sigfillset(sigset_t *set);


The sigfillset() function shall initialize the signal set pointed to by set, such that all signals defined in this volume of POSIX.1‐2008 are included.

Return Value

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


No errors are defined.

The following sections are informative.


Refer to sigemptyset().

See Also

Section 2.4, Signal Concepts, pthread_sigmask(), sigaction(), sigaddset(), sigdelset(), sigemptyset(), sigismember(), sigpending(), sigsuspend()

The Base Definitions volume of POSIX.1‐2008, <signal.h>


2013 IEEE/The Open Group POSIX Programmer's Manual