47 lines
1.3 KiB
Fortran
47 lines
1.3 KiB
Fortran
! { dg-do run }
|
|
! { dg-additional-sources c_ptr_tests_driver.c }
|
|
module c_ptr_tests
|
|
use, intrinsic :: iso_c_binding
|
|
|
|
! TODO::
|
|
! in order to be associated with a C address,
|
|
! the derived type needs to be C interoperable,
|
|
! which requires bind(c) and all fields interoperable.
|
|
type, bind(c) :: myType
|
|
type(c_ptr) :: myServices
|
|
type(c_funptr) :: mySetServices
|
|
type(c_ptr) :: myPort
|
|
end type myType
|
|
|
|
type, bind(c) :: f90Services
|
|
integer(c_int) :: compId
|
|
type(c_ptr) :: globalServices = c_null_ptr
|
|
end type f90Services
|
|
|
|
contains
|
|
|
|
subroutine sub0(c_self, services) bind(c)
|
|
use, intrinsic :: iso_c_binding
|
|
implicit none
|
|
type(c_ptr), value :: c_self, services
|
|
type(myType), pointer :: self
|
|
type(f90Services), pointer :: localServices
|
|
! type(c_ptr) :: my_cptr
|
|
type(c_ptr), save :: my_cptr = c_null_ptr
|
|
|
|
call c_f_pointer(c_self, self)
|
|
if(.not. associated(self)) then
|
|
print *, 'self is not associated'
|
|
end if
|
|
self%myServices = services
|
|
|
|
! c_null_ptr is defined in iso_c_binding
|
|
my_cptr = c_null_ptr
|
|
|
|
! get access to the local services obj from C
|
|
call c_f_pointer(self%myServices, localServices)
|
|
end subroutine sub0
|
|
end module c_ptr_tests
|
|
|
|
! { dg-final { cleanup-modules "c_ptr_tests" } }
|