1584       extern struct JavaVM_ main_vm;

  1584       extern struct JavaVM_ main_vm;

  1585       JNIEnv* hotspotEnv;

  1585       JNIEnv* hotspotEnv;

  1586       jint res = main_vm.AttachCurrentThread((void**)&hotspotEnv, NULL);

  1586       jint res = main_vm.AttachCurrentThread((void**)&hotspotEnv, NULL);

  1587       _attached = res == JNI_OK;

  1587       _attached = res == JNI_OK;

  1588       static volatile int report_attach_error = 0;

  1588       static volatile int report_attach_error = 0;

  1590         // Only report an attach error once

  1590         // Only report an attach error once

  1591         jio_printf("Warning: attaching current thread to VM failed with %d (future attach errors are suppressed)\n", res);

  1591         jio_printf("Warning: attaching current thread to VM failed with %d (future attach errors are suppressed)\n", res);

  1592       }

  1592       }

  1593     } else {

  1593     } else {

  1594       _attached = false;

  1594       _attached = false;

  1597   ~AttachDetach() {

  1597   ~AttachDetach() {

  1598     if (_attached && get_current_thread() != NULL) {

  1598     if (_attached && get_current_thread() != NULL) {

  1599       extern struct JavaVM_ main_vm;

  1599       extern struct JavaVM_ main_vm;

  1600       jint res = main_vm.DetachCurrentThread();

  1600       jint res = main_vm.DetachCurrentThread();

  1601       static volatile int report_detach_error = 0;

  1601       static volatile int report_detach_error = 0;

  1603         // Only report an attach error once

  1603         // Only report an attach error once

  1604         jio_printf("Warning: detaching current thread from VM failed with %d (future attach errors are suppressed)\n", res);

  1604         jio_printf("Warning: detaching current thread from VM failed with %d (future attach errors are suppressed)\n", res);

  1605       }

  1605       }

  1606     }

  1606     }

  1607   }

  1607   }