src/os/aix/vm/os_aix.cpp

*** 1,7 ****
  /*
!  * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2012, 2014 SAP AG. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
--- 1,7 ----
  /*
!  * Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
   * Copyright 2012, 2014 SAP AG. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
*** 5140,5150 ****
  
  // Run the specified command in a separate process. Return its exit value,
  // or -1 on failure (e.g. can't fork a new process).
  // Unlike system(), this function can be called from signal handler. It
  // doesn't block SIGINT et al.
! int os::fork_and_exec(char* cmd) {
    char * argv[4] = {"sh", "-c", cmd, NULL};
  
    pid_t pid = fork();
  
    if (pid < 0) {
--- 5140,5150 ----
  
  // Run the specified command in a separate process. Return its exit value,
  // or -1 on failure (e.g. can't fork a new process).
  // Unlike system(), this function can be called from signal handler. It
  // doesn't block SIGINT et al.
! int os::fork_and_exec(char* cmd, bool use_vfork_if_available) {
    char * argv[4] = {"sh", "-c", cmd, NULL};
  
    pid_t pid = fork();
  
    if (pid < 0) {