1 /* Like unistd.h, but redefine some names to avoid glitches. 2 3 Copyright (C) 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. */ 19 20 #include <unistd.h> 21 #include "unistd-safer.h" 22 23 #undef dup 24 #define dup dup_safer 25 26 #undef pipe 27 #define pipe pipe_safer 28 29 #if GNULIB_PIPE2_SAFER 30 # undef pipe2 31 # define pipe2 pipe2_safer 32 #endif