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Command: sigignore | Section: 3 | Source: MINIX | File: sigignore.3
SIGIGNORE(3) FreeBSD Library Functions Manual SIGIGNORE(3)
NAME
sigignore - manipulate signal dispositions
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <signal.h>
int
sigignore(int sig);
DESCRIPTION
This interface is made obsolete by sigaction(2).
The sigignore() function sets the disposition of the signal sig to
SIG_IGN.
RETURN VALUES
If successful, the sigignore() function returns 0. Otherwise -1 is
returned and errno is set to indicate the error.
ERRORS
The sigignore() function will fail if:
[EINVAL] The argument sig is not a valid signal number; or an
attempt is made to ignore a signal that cannot be
ignored, such as SIGKILL or SIGSTOP.
SEE ALSO
sigaction(2)
STANDARDS
The sigignore() function conforms to IEEE Std 1003.1-2001 ("POSIX.1").
It was however marked as obsolete in the IEEE Std 1003.1-2008 ("POSIX.1")
revision of the standard.
FreeBSD 14.1-RELEASE-p8 April 30, 2010 FreeBSD 14.1-RELEASE-p8