1 /* 2 * Copyright (C) 2011-2021 Free Software Foundation, Inc. 3 * Written by Ben Walton. 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 #include <config.h> 19 20 #include <unistd.h> 21 22 #include "signature.h" 23 SIGNATURE_CHECK (sethostname, int, (const char *, size_t)); 24 25 int do_dangerous_things; 26 27 int 28 main () /* */ 29 { 30 /* Some code that has a link-time dependency to the sethostname() function 31 and that is likely not optimized away by compilers. */ 32 if (do_dangerous_things) 33 { 34 /* Never executed. */ 35 int ret = sethostname ("oprah", 5); 36 (void) ret; 37 } 38 39 return 0; 40 }