1*a7c91847Schristos /* Invoke unistd-like functions, but avoid some glitches. 2*a7c91847Schristos 3*a7c91847Schristos Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc. 4*a7c91847Schristos 5*a7c91847Schristos This program is free software; you can redistribute it and/or modify 6*a7c91847Schristos it under the terms of the GNU General Public License as published by 7*a7c91847Schristos the Free Software Foundation; either version 2, or (at your option) 8*a7c91847Schristos any later version. 9*a7c91847Schristos 10*a7c91847Schristos This program is distributed in the hope that it will be useful, 11*a7c91847Schristos but WITHOUT ANY WARRANTY; without even the implied warranty of 12*a7c91847Schristos MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13*a7c91847Schristos GNU General Public License for more details. 14*a7c91847Schristos 15*a7c91847Schristos You should have received a copy of the GNU General Public License 16*a7c91847Schristos along with this program; if not, write to the Free Software Foundation, 17*a7c91847Schristos Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 18*a7c91847Schristos 19*a7c91847Schristos /* Written by Paul Eggert. */ 20*a7c91847Schristos 21*a7c91847Schristos int dup_safer (int); 22*a7c91847Schristos int fd_safer (int); 23*a7c91847Schristos int pipe_safer (int[2]); 24