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! The program units in this file consist of a
! module/submodule tree represented by the following
! graph:
!
! parent
! |
! / \
! / \
! child sibling
! |
! grandchild
!
! where the parent node is a module and all other
! nodes are submodules.
module parent
implicit none
interface
! Test Fortran 2008 "module function" syntax
module function child_function() result(child_stuff)
logical :: child_stuff
end function
! Test Fortran 2008 "module subroutine" syntax
module subroutine grandchild_subroutine()
end subroutine
end interface
end module parent
! Test the notation for a 1st-generation direct
! descendant of a parent module
submodule ( parent ) child
implicit none
contains
module function child_function() result(child_stuff)
logical :: child_stuff
child_stuff=.true.
end function
end submodule child
! Empty submodule for checking disambiguation of
! nodes at the same vertical level in the tree
submodule ( parent ) sibling
end submodule sibling
! Test the notation for an Nth-generation descendant
! for N>1, which necessitates the colon.
submodule ( parent : child ) grandchild
contains
module subroutine grandchild_subroutine()
print *,"Test passed."
end subroutine
end submodule grandchild
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