1 /* Invoke unistd-like functions, but avoid some glitches. 2 3 Copyright (C) 2001, 2003, 2005, 2009-2021 Free Software Foundation, Inc. 4 5 This program is free software: you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 17 18 /* Written by Paul Eggert and Eric Blake. */ 19 20 int dup_safer (int); 21 int fd_safer (int); 22 int pipe_safer (int[2]); 23 24 #if GNULIB_FD_SAFER_FLAG 25 int dup_safer_flag (int, int); 26 int fd_safer_flag (int, int); 27 #endif 28 29 #if GNULIB_PIPE2_SAFER 30 int pipe2_safer (int[2], int); 31 #endif