/* This testcase is part of GDB, the GNU debugger. Copyright 2019-2021 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include #include #include static void * f (void *arg) { int res = vfork (); if (res == -1) { perror ("vfork"); return NULL; } else if (res == 0) { /* Child. */ _exit (0); } else { /* Parent. */ return NULL; } } int main (void) { pthread_t tid; pthread_create (&tid, NULL, f, NULL); pthread_join (tid, NULL); return 0; }