Gravity_init.F90

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!! NOTICE
!!  Copyright 2022 UChicago Argonne, LLC and contributors
!!
!!  Licensed under the Apache License, Version 2.0 (the "License");
!!  you may not use this file except in compliance with the License.
!!
!!  Unless required by applicable law or agreed to in writing, software
!!  distributed under the License is distributed on an "AS IS" BASIS,
!!  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
!!  See the License for the specific language governing permissions and
!!  limitations under the License.
!!
 
subroutine Gravity_init ()
 
  use RuntimeParameters_interface, ONLY : RuntimeParameters_get
  use Driver_interface, ONLY : Driver_abort
 
  implicit none
   
 
  logical, save :: testUseGravity
 
!==============================================================================
 
  !! It is a failure to invoke the stub when useGravity is set TRUE.
 
  call RuntimeParameters_get("useGravity", testUseGravity)
  if (testUseGravity) then
     call Driver_abort("Gravity unit seems not to be compiled in, and the Gravity_init stub does not &
          &allow the value of useGravity to be TRUE.")
  end if
 
end subroutine Gravity_init