10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 53224Sraf * Common Development and Distribution License (the "License"). 63224Sraf * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 213224Sraf 220Sstevel@tonic-gate /* 23*11798SRoger.Faulkner@Sun.COM * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 273224Sraf #include <sys/syscall.h> 28*11798SRoger.Faulkner@Sun.COM #include <sys/fcntl.h> 290Sstevel@tonic-gate 303224Sraf int 313224Sraf dup(int fd) 320Sstevel@tonic-gate { 330Sstevel@tonic-gate int ret, fds; 340Sstevel@tonic-gate 35*11798SRoger.Faulkner@Sun.COM if ((ret = _syscall(SYS_fcntl, fd, F_DUPFD, 0)) == -1) 363224Sraf return (-1); 370Sstevel@tonic-gate 383224Sraf if ((fds = fd_get(fd)) != -1) 390Sstevel@tonic-gate fd_add(ret, fds); 400Sstevel@tonic-gate 413224Sraf return (ret); 420Sstevel@tonic-gate } 43