FMS 2025.01-dev
Flexible Modeling System
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mpp_data_mpi.inc
1! -*-f90-*-
2
3!***********************************************************************
4!* GNU Lesser General Public License
5!*
6!* This file is part of the GFDL Flexible Modeling System (FMS).
7!*
8!* FMS is free software: you can redistribute it and/or modify it under
9!* the terms of the GNU Lesser General Public License as published by
10!* the Free Software Foundation, either version 3 of the License, or (at
11!* your option) any later version.
12!*
13!* FMS is distributed in the hope that it will be useful, but WITHOUT
14!* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15!* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16!* for more details.
17!*
18!* You should have received a copy of the GNU Lesser General Public
19!* License along with FMS. If not, see <http://www.gnu.org/licenses/>.
20!***********************************************************************
21!> @file
22!> @ingroup mpp_data_mod
23!> @brief Holds dummy constants and stack data for @ref mpp_mod and @ref mpp_domains_mod.
24!! Accessible through @ref mpp_data_mod
25
26!----------------------------------------------------------------!
27! The following data is used in mpp_mod and its components !
28!----------------------------------------------------------------!
29integer :: stat(MPI_STATUS_SIZE)
30real(r8_kind), allocatable :: mpp_stack(:) !< stack used for general mpp operations
31
32!--- some dummy variables with dummy values that will never be used
33integer, parameter :: ptr_stack = -999
34integer, parameter :: status=-999, ptr_status = -999
35integer, parameter :: remote_data_loc=-999, ptr_remote = -999
36integer, parameter :: sync=-999, ptr_sync = -999
37integer, parameter :: mpp_from_pe = -999, ptr_from = -999
38
39!-------------------------------------------------------------------!
40! The following data is used in mpp_domains_mod and its components !
41!-------------------------------------------------------------------!
42real(r8_kind), allocatable :: mpp_domains_stack(:) !< stack used to hold data for domain operations
43real(r8_kind), allocatable :: mpp_domains_stack_nonblock(:) !< stack used for non-blocking domain operations
44!--- some dummy variables with dummy values that will never be used
45integer, parameter :: ptr_domains_stack = -999
46integer, parameter :: ptr_domains_stack_nonblock = -999