1.1 --- a/src/share/vm/runtime/os.hpp Wed Jul 03 20:04:13 2019 +0800
1.2 +++ b/src/share/vm/runtime/os.hpp Wed Jul 03 20:42:37 2019 +0800
1.3 @@ -1,5 +1,5 @@
1.4 /*
1.5 - * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
1.6 + * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved.
1.7 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.8 *
1.9 * This code is free software; you can redistribute it and/or modify it
1.10 @@ -533,7 +533,7 @@
1.11 static char* do_you_want_to_debug(const char* message);
1.12
1.13 // run cmd in a separate process and return its exit code; or -1 on failures
1.14 - static int fork_and_exec(char *cmd);
1.15 + static int fork_and_exec(char *cmd, bool use_vfork_if_available = false);
1.16
1.17 // os::exit() is merged with vm_exit()
1.18 // static void exit(int num);
