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lib/libc/sys/sigaction.2
| Show All 22 Lines | |||||
| .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||||
| .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||||
| .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||||
| .\" SUCH DAMAGE. | .\" SUCH DAMAGE. | ||||
| .\" | .\" | ||||
| .\" From: @(#)sigaction.2 8.2 (Berkeley) 4/3/94 | .\" From: @(#)sigaction.2 8.2 (Berkeley) 4/3/94 | ||||
| .\" $FreeBSD$ | .\" $FreeBSD$ | ||||
| .\" | .\" | ||||
| .Dd September 30, 2016 | .Dd August 12, 2017 | ||||
| .Dt SIGACTION 2 | .Dt SIGACTION 2 | ||||
| .Os | .Os | ||||
| .Sh NAME | .Sh NAME | ||||
| .Nm sigaction | .Nm sigaction | ||||
| .Nd software signal facilities | .Nd software signal facilities | ||||
| .Sh LIBRARY | .Sh LIBRARY | ||||
| .Lb libc | .Lb libc | ||||
| .Sh SYNOPSIS | .Sh SYNOPSIS | ||||
| .In signal.h | .In signal.h | ||||
| .Bd -literal | .Bd -literal | ||||
| struct sigaction { | struct sigaction { | ||||
| void (*sa_handler)(int); | union { | ||||
| void (*sa_sigaction)(int, siginfo_t *, void *); | void (*__sa_handler)(int); | ||||
| void (*__sa_sigaction)(int, struct __siginfo *, void *); | |||||
| } __sigaction_u; /* signal handler */ | |||||
| int sa_flags; /* see signal options below */ | int sa_flags; /* see signal options below */ | ||||
| sigset_t sa_mask; /* signal mask to apply */ | sigset_t sa_mask; /* signal mask to apply */ | ||||
| }; | }; | ||||
| #define sa_handler __sigaction_u.__sa_handler | |||||
| #define sa_sigaction __sigaction_u.__sa_sigaction | |||||
| .Ed | .Ed | ||||
| .Ft int | .Ft int | ||||
| .Fo sigaction | .Fo sigaction | ||||
| .Fa "int sig" | .Fa "int sig" | ||||
| .Fa "const struct sigaction * restrict act" | .Fa "const struct sigaction * restrict act" | ||||
| .Fa "struct sigaction * restrict oact" | .Fa "struct sigaction * restrict oact" | ||||
| .Fc | .Fc | ||||
| .Sh DESCRIPTION | .Sh DESCRIPTION | ||||
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