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program ford_test_program
!! Simple Fortran program to demonstrate the usage of FORD and to test its installation
use iso_fortran_env, only: output_unit, real64
implicit none
real (real64) :: global_pi = acos(-1)
!! a global variable, initialized to the value of pi
type foo
integer :: foo_stuff
contains
procedure :: do_foo_stuff
end type
type, extends(foo) :: bar
end type
write(output_unit,'(A)') 'Small test program'
call do_stuff(20)
contains
subroutine do_foo_stuff(this)
class(foo) :: this
end subroutine
subroutine do_stuff(repeat)
!! This is documentation for our subroutine that does stuff and things.
!! This text is captured by ford
integer, intent(in) :: repeat
!! The number of times to repeatedly do stuff and things
integer :: i
!! internal loop counter
! the main content goes here and this is comment is not processed by FORD
do i=1,repeat
global_pi = acos(-1)
end do
end subroutine do_stuff
subroutine linalg(A,x,b)
!! Solve Ax = b with linear algebra magic
real, intent(in) :: A(:,:)
!! The a matrix to invert etc.
real, intent(in) :: b(:)
!! The right hand side
real, intent(out) :: x(:)
!! The solution to Ax = b
!! do some stuff, ensure proper bounds etc.
end subroutine linalg
end program ford_test_program
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