1!
2! Copyright (C) by Argonne National Laboratory
3!     See COPYRIGHT in top-level directory
4!
5
6subroutine PMPIR_Alloc_mem_f08(size, info, baseptr, ierror)
7    use, intrinsic :: iso_c_binding, only : c_ptr
8    use, intrinsic :: iso_c_binding, only : c_ptr, c_int
9    use :: mpi_f08, only : MPI_Info
10    use :: mpi_f08, only : MPI_ADDRESS_KIND
11    use :: mpi_c_interface, only : c_Info
12    use :: mpi_c_interface, only : MPIR_Alloc_mem_c
13
14    implicit none
15
16    integer(MPI_ADDRESS_KIND), intent(in) :: size
17    type(MPI_Info), intent(in) :: info
18    type(c_ptr), intent(out) :: baseptr
19    integer, optional, intent(out) :: ierror
20
21    integer(MPI_ADDRESS_KIND) :: size_c
22    integer(c_Info) :: info_c
23    type(c_ptr) :: baseptr_c
24    integer(c_int) :: ierror_c
25
26    if (c_int == kind(0)) then
27        ierror_c = MPIR_Alloc_mem_c(size, info%MPI_VAL, baseptr)
28    else
29        size_c = size
30        info_c = info%MPI_VAL
31        ierror_c = MPIR_Alloc_mem_c(size_c, info_c, baseptr_c)
32        baseptr = baseptr_c
33    end if
34
35    if (present(ierror)) ierror = ierror_c
36
37end subroutine PMPIR_Alloc_mem_f08
38