1*d7847a8dSBrooks Davis /* 2*d7847a8dSBrooks Davis * Copyright (c) 2014 The FreeBSD Foundation. 3*d7847a8dSBrooks Davis * 4*d7847a8dSBrooks Davis * Portions of this software were developed by Konstantin Belousov 5*d7847a8dSBrooks Davis * under sponsorship from the FreeBSD Foundation. 6*d7847a8dSBrooks Davis * 7*d7847a8dSBrooks Davis * Redistribution and use in source and binary forms, with or without 8*d7847a8dSBrooks Davis * modification, are permitted provided that the following conditions 9*d7847a8dSBrooks Davis * are met: 10*d7847a8dSBrooks Davis * 1. Redistributions of source code must retain the above copyright 11*d7847a8dSBrooks Davis * notice(s), this list of conditions and the following disclaimer as 12*d7847a8dSBrooks Davis * the first lines of this file unmodified other than the possible 13*d7847a8dSBrooks Davis * addition of one or more copyright notices. 14*d7847a8dSBrooks Davis * 2. Redistributions in binary form must reproduce the above copyright 15*d7847a8dSBrooks Davis * notice(s), this list of conditions and the following disclaimer in 16*d7847a8dSBrooks Davis * the documentation and/or other materials provided with the 17*d7847a8dSBrooks Davis * distribution. 18*d7847a8dSBrooks Davis * 19*d7847a8dSBrooks Davis * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 20*d7847a8dSBrooks Davis * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21*d7847a8dSBrooks Davis * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22*d7847a8dSBrooks Davis * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE 23*d7847a8dSBrooks Davis * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24*d7847a8dSBrooks Davis * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25*d7847a8dSBrooks Davis * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 26*d7847a8dSBrooks Davis * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27*d7847a8dSBrooks Davis * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 28*d7847a8dSBrooks Davis * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 29*d7847a8dSBrooks Davis * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30*d7847a8dSBrooks Davis */ 31*d7847a8dSBrooks Davis 32*d7847a8dSBrooks Davis #include <sys/types.h> 33*d7847a8dSBrooks Davis #include <signal.h> 34*d7847a8dSBrooks Davis #include "libc_private.h" 35*d7847a8dSBrooks Davis 36*d7847a8dSBrooks Davis __weak_reference(__sys_sigprocmask, __sigprocmask); 37*d7847a8dSBrooks Davis __weak_reference(sigprocmask, __libc_sigprocmask); 38*d7847a8dSBrooks Davis 39*d7847a8dSBrooks Davis #pragma weak sigprocmask 40*d7847a8dSBrooks Davis int 41*d7847a8dSBrooks Davis sigprocmask(int how, const sigset_t *set, sigset_t *oset) 42*d7847a8dSBrooks Davis { 43*d7847a8dSBrooks Davis return (((int (*)(int, const sigset_t *, sigset_t *)) 44*d7847a8dSBrooks Davis *(__libc_interposing_slot(INTERPOS_sigprocmask)))(how, set, oset)); 45*d7847a8dSBrooks Davis } 46