SIGIGNORE(3) BSD 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.
BSD
April 30, 2010 BSD
