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			24 lines
		
	
	
		
			560 B
		
	
	
	
		
			Fortran
		
	
	
	
	
	
		
		
			
		
	
	
			24 lines
		
	
	
		
			560 B
		
	
	
	
		
			Fortran
		
	
	
	
	
	
|  | module timer_module
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|  |   implicit none
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|  | 
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|  |   abstract interface
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|  |      subroutine timer_callback (dname, k)
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|  |        character(len=8), intent(in) :: dname
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|  |        integer, intent(in) :: k
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|  |      end subroutine timer_callback
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|  |   end interface
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|  | 
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|  |   public :: null_timer
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|  |   procedure(timer_callback), pointer :: timer => null_timer
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|  | 
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|  | contains
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|  |   !
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|  |   ! default Fortran implementation which does nothing
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|  |   !
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|  |   subroutine null_timer (dname, k)
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|  |     implicit none
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|  |     character(len=8), intent(in) :: dname
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|  |     integer, intent(in) :: k
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|  |   end subroutine null_timer
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|  | end module timer_module
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