1 /* Emulate fdatasync on platforms that lack it. 2 3 Copyright (C) 2011-2021 Free Software Foundation, Inc. 4 5 This file is free software: you can redistribute it and/or modify 6 it under the terms of the GNU Lesser General Public License as 7 published by the Free Software Foundation; either version 2.1 of the 8 License, or (at your option) any later version. 9 10 This file 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 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 17 18 #include <config.h> 19 #include <unistd.h> 20 21 int 22 fdatasync (int fd) /* */ 23 { 24 /* This does more work than strictly necessary, but is the best we 25 can do portably. */ 26 return fsync (fd); 27 }