1226031Sstas/* 2226031Sstas * Copyright (c) 2008 Kungliga Tekniska H��gskolan 3226031Sstas * (Royal Institute of Technology, Stockholm, Sweden). 4226031Sstas * All rights reserved. 5226031Sstas * 6226031Sstas * Redistribution and use in source and binary forms, with or without 7226031Sstas * modification, are permitted provided that the following conditions 8226031Sstas * are met: 9226031Sstas * 10226031Sstas * 1. Redistributions of source code must retain the above copyright 11226031Sstas * notice, this list of conditions and the following disclaimer. 12226031Sstas * 13226031Sstas * 2. Redistributions in binary form must reproduce the above copyright 14226031Sstas * notice, this list of conditions and the following disclaimer in the 15226031Sstas * documentation and/or other materials provided with the distribution. 16226031Sstas * 17226031Sstas * 3. Neither the name of the Institute nor the names of its contributors 18226031Sstas * may be used to endorse or promote products derived from this software 19226031Sstas * without specific prior written permission. 20226031Sstas * 21226031Sstas * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22226031Sstas * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23226031Sstas * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24226031Sstas * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25226031Sstas * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26226031Sstas * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27226031Sstas * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28226031Sstas * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29226031Sstas * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30226031Sstas * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31226031Sstas * SUCH DAMAGE. 32226031Sstas */ 33226031Sstas 34226031Sstas#include <config.h> 35226031Sstas 36226031Sstas#include "roken.h" 37226031Sstas 38226031Sstasvoid ROKEN_LIB_FUNCTION 39226031Sstasrk_cloexec(int fd) 40226031Sstas{ 41226031Sstas#ifdef HAVE_FCNTL 42226031Sstas int ret; 43226031Sstas 44226031Sstas ret = fcntl(fd, F_GETFD); 45226031Sstas if (ret == -1) 46226031Sstas return; 47226031Sstas if (fcntl(fd, F_SETFD, ret | FD_CLOEXEC) == -1) 48226031Sstas return; 49226031Sstas#endif 50226031Sstas} 51226031Sstas 52226031Sstasvoid ROKEN_LIB_FUNCTION 53226031Sstasrk_cloexec_file(FILE *f) 54226031Sstas{ 55226031Sstas#ifdef HAVE_FCNTL 56226031Sstas rk_cloexec(fileno(f)); 57226031Sstas#endif 58226031Sstas} 59226031Sstas 60226031Sstasvoid ROKEN_LIB_FUNCTION 61226031Sstasrk_cloexec_dir(DIR * d) 62226031Sstas{ 63226031Sstas#ifndef _WIN32 64226031Sstas rk_cloexec(dirfd(d)); 65226031Sstas#endif 66226031Sstas} 67