+Cleanup of framework module use and wrapping

src/core/MOM_dynamics_split_RK2.F90

@@ -27,7 +27,7 @@ module MOM_dynamics_split_RK2
 use MOM_error_handler,     only : callTree_enter, callTree_leave, callTree_waypoint
 use MOM_file_parser,       only : get_param, log_version, param_file_type
 use MOM_get_input,         only : directories
-use MOM_io,                only : MOM_io_init, vardesc, var_desc
+use MOM_io,                only : vardesc, var_desc
 use MOM_restart,           only : register_restart_field, register_restart_pair
 use MOM_restart,           only : query_initialized, save_restart
 use MOM_restart,           only : restart_init, is_new_run, MOM_restart_CS

src/core/MOM_dynamics_unsplit.F90

@@ -68,7 +68,6 @@ module MOM_dynamics_unsplit
 use MOM_error_handler, only : MOM_error, MOM_mesg, FATAL, WARNING, is_root_pe
 use MOM_file_parser, only : get_param, log_version, param_file_type
 use MOM_get_input, only : directories
-use MOM_io, only : MOM_io_init
 use MOM_restart, only : register_restart_field, query_initialized, save_restart
 use MOM_restart, only : restart_init, MOM_restart_CS
 use MOM_time_manager, only : time_type, real_to_time, operator(+)

src/core/MOM_dynamics_unsplit_RK2.F90

@@ -67,7 +67,6 @@ module MOM_dynamics_unsplit_RK2
 use MOM_error_handler, only : MOM_set_verbosity
 use MOM_file_parser, only : get_param, log_version, param_file_type
 use MOM_get_input, only : directories
-use MOM_io, only : MOM_io_init
 use MOM_restart, only : register_restart_field, query_initialized, save_restart
 use MOM_restart, only : restart_init, MOM_restart_CS
 use MOM_time_manager, only : time_type, time_type_to_real, operator(+)

src/core/MOM_open_boundary.F90

@@ -5,13 +5,12 @@ module MOM_open_boundary
 
 use MOM_array_transform,      only : rotate_array, rotate_array_pair
 use MOM_array_transform,      only : allocate_rotated_array
-use MOM_coms,                 only : sum_across_PEs
+use MOM_coms,                 only : sum_across_PEs, Set_PElist, Get_PElist, PE_here, num_PEs
 use MOM_cpu_clock,            only : cpu_clock_id, cpu_clock_begin, cpu_clock_end, CLOCK_ROUTINE
 use MOM_diag_mediator,        only : diag_ctrl, time_type
 use MOM_domains,              only : pass_var, pass_vector
 use MOM_domains,              only : To_All, SCALAR_PAIR, CGRID_NE, CORNER
-use MOM_error_handler,        only : MOM_mesg, MOM_error, FATAL, WARNING, is_root_pe
-use MOM_error_handler,        only : NOTE
+use MOM_error_handler,        only : MOM_mesg, MOM_error, FATAL, WARNING, NOTE, is_root_pe
 use MOM_file_parser,          only : get_param, log_version, param_file_type, log_param
 use MOM_grid,                 only : ocean_grid_type, hor_index_type
 use MOM_dyn_horgrid,          only : dyn_horgrid_type
@@ -651,13 +650,11 @@ end subroutine open_boundary_config
 !> Allocate space for reading OBC data from files. It sets up the required vertical
 !! remapping. In the process, it does funky stuff with the MPI processes.
 subroutine initialize_segment_data(G, OBC, PF)
-  use mpp_mod, only : mpp_pe, mpp_set_current_pelist, mpp_get_current_pelist,mpp_npes
-
   type(ocean_grid_type), intent(in)    :: G   !< Ocean grid structure
-  type(ocean_OBC_type),   intent(inout) :: OBC !< Open boundary control structure
-  type(param_file_type),  intent(in)    :: PF  !< Parameter file handle
+  type(ocean_OBC_type),  intent(inout) :: OBC !< Open boundary control structure
+  type(param_file_type), intent(in)    :: PF  !< Parameter file handle
 
-  integer :: n,m,num_fields
+  integer :: n, m, num_fields
   character(len=1024) :: segstr
   character(len=256) :: filename
   character(len=20)  :: segnam, suffix
@@ -697,11 +694,11 @@ subroutine initialize_segment_data(G, OBC, PF)
 
   !< temporarily disable communication in order to read segment data independently
 
-  allocate(saved_pelist(0:mpp_npes()-1))
-  call mpp_get_current_pelist(saved_pelist)
-  current_pe = mpp_pe()
+  allocate(saved_pelist(0:num_PEs()-1))
+  call Get_PElist(saved_pelist)
+  current_pe = PE_here()
   single_pelist(1) = current_pe
-  call mpp_set_current_pelist(single_pelist)
+  call Set_PElist(single_pelist)
 
   do n=1, OBC%number_of_segments
     segment => OBC%segment(n)
@@ -955,7 +952,7 @@ subroutine initialize_segment_data(G, OBC, PF)
     endif
   enddo
 
-  call mpp_set_current_pelist(saved_pelist)
+  call Set_PElist(saved_pelist)
 
 end subroutine initialize_segment_data
 

src/framework/MOM_diag_remap.F90

@@ -80,7 +80,6 @@ module MOM_diag_remap
 use coord_sigma,          only : build_sigma_column
 use coord_rho,            only : build_rho_column
 
-use diag_axis_mod,     only : get_diag_axis_name
 use diag_manager_mod,  only : diag_axis_init
 
 use MOM_debugging,     only : check_column_integrals

src/framework/MOM_horizontal_regridding.F90

@@ -24,15 +24,12 @@ module MOM_horizontal_regridding
 use MOM_time_manager, only : get_external_field_axes, get_external_field_missing
 use MOM_transform_FMS, only : time_interp_external => rotated_time_interp_external
 use MOM_variables, only : thermo_var_ptrs
-use mpp_io_mod, only : axistype
-use mpp_domains_mod, only  : mpp_global_field, mpp_get_compute_domain
-use mpp_mod, only          : mpp_broadcast,mpp_root_pe,mpp_sync,mpp_sync_self
-use mpp_mod, only          : mpp_max
-use horiz_interp_mod, only : horiz_interp_new, horiz_interp,horiz_interp_type
+
+use mpp_io_mod, only : axistype, mpp_get_axis_data
+use mpp_mod, only          : mpp_broadcast, mpp_sync, mpp_sync_self, mpp_max
+use horiz_interp_mod, only : horiz_interp_new, horiz_interp, horiz_interp_type
 use horiz_interp_mod, only : horiz_interp_init, horiz_interp_del
 
-use mpp_io_mod, only : mpp_get_axis_data
-use mpp_io_mod, only : MPP_SINGLE
 use netcdf
 
 implicit none ; private

src/framework/MOM_io.F90

@@ -16,19 +16,19 @@ module MOM_io
 use ensemble_manager_mod, only : get_ensemble_id
 use fms_mod,              only : write_version_number, open_namelist_file, check_nml_error
 use fms_io_mod,           only : file_exist, field_size, read_data
-use fms_io_mod,           only : field_exists => field_exist, io_infra_end=>fms_io_exit
-use fms_io_mod,           only : get_filename_appendix => get_filename_appendix
+use fms_io_mod,           only : field_exists=>field_exist, io_infra_end=>fms_io_exit
+use fms_io_mod,           only : get_filename_appendix=>get_filename_appendix
 use mpp_domains_mod,      only : domain1d, domain2d, mpp_get_domain_components
 use mpp_domains_mod,      only : CENTER, CORNER, NORTH_FACE=>NORTH, EAST_FACE=>EAST
 use mpp_io_mod,           only : open_file => mpp_open, close_file => mpp_close
-use mpp_io_mod,           only : mpp_write_meta, write_field => mpp_write, mpp_get_info
-use mpp_io_mod,           only : mpp_get_atts, mpp_get_axes, get_axis_data=>mpp_get_axis_data, axistype
-use mpp_io_mod,           only : mpp_get_fields, fieldtype, axistype, flush_file => mpp_flush
+use mpp_io_mod,           only : mpp_write_meta, write_field => mpp_write
+use mpp_io_mod,           only : mpp_get_atts, mpp_attribute_exist
+use mpp_io_mod,           only : mpp_get_axes, axistype, get_axis_data=>mpp_get_axis_data
+use mpp_io_mod,           only : mpp_get_fields, fieldtype, flush_file=>mpp_flush
 use mpp_io_mod,           only : APPEND_FILE=>MPP_APPEND, ASCII_FILE=>MPP_ASCII
 use mpp_io_mod,           only : MULTIPLE=>MPP_MULTI, NETCDF_FILE=>MPP_NETCDF
 use mpp_io_mod,           only : OVERWRITE_FILE=>MPP_OVERWR, READONLY_FILE=>MPP_RDONLY
 use mpp_io_mod,           only : SINGLE_FILE=>MPP_SINGLE, WRITEONLY_FILE=>MPP_WRONLY
-use mpp_io_mod,           only : MPP_APPEND, MPP_MULTI, MPP_OVERWR, MPP_NETCDF, MPP_RDONLY
 use mpp_io_mod,           only : get_file_info=>mpp_get_info, get_file_atts=>mpp_get_atts
 use mpp_io_mod,           only : get_file_fields=>mpp_get_fields, get_file_times=>mpp_get_times
 use mpp_io_mod,           only : io_infra_init=>mpp_io_init
@@ -40,7 +40,7 @@ module MOM_io
 
 public :: close_file, create_file, field_exists, field_size, fieldtype, get_filename_appendix
 public :: file_exists, flush_file, get_file_info, get_file_atts, get_file_fields
-public :: get_file_times, open_file, read_axis_data, read_data
+public :: get_file_times, open_file, read_axis_data, read_data, read_field_chksum
 public :: num_timelevels, MOM_read_data, MOM_read_vector, ensembler
 public :: reopen_file, slasher, write_field, write_version_number, MOM_io_init
 public :: open_namelist_file, check_nml_error, io_infra_init, io_infra_end
@@ -77,6 +77,7 @@ module MOM_io
   module procedure MOM_read_data_3d
   module procedure MOM_read_data_2d
   module procedure MOM_read_data_1d
+  module procedure MOM_read_data_0d
 end interface
 
 !> Read a pair of data fields representing the two components of a vector from a file
@@ -162,9 +163,9 @@ subroutine create_file(unit, filename, vars, novars, fields, threading, timeunit
   if (domain_set) one_file = (thread == SINGLE_FILE)
 
   if (one_file) then
-    call open_file(unit, filename, MPP_OVERWR, MPP_NETCDF, threading=thread)
+    call open_file(unit, filename, OVERWRITE_FILE, NETCDF_FILE, threading=thread)
   else
-    call open_file(unit, filename, MPP_OVERWR, MPP_NETCDF, domain=Domain%mpp_domain)
+    call open_file(unit, filename, OVERWRITE_FILE, NETCDF_FILE, domain=Domain%mpp_domain)
   endif
 
 ! Define the coordinates.
@@ -404,13 +405,13 @@ subroutine reopen_file(unit, filename, vars, novars, fields, threading, timeunit
     if (domain_set) one_file = (thread == SINGLE_FILE)
 
     if (one_file) then
-      call open_file(unit, filename, MPP_APPEND, MPP_NETCDF, threading=thread)
+      call open_file(unit, filename, APPEND_FILE, NETCDF_FILE, threading=thread)
     else
-      call open_file(unit, filename, MPP_APPEND, MPP_NETCDF, domain=Domain%mpp_domain)
+      call open_file(unit, filename, APPEND_FILE, NETCDF_FILE, domain=Domain%mpp_domain)
     endif
     if (unit < 0) return
 
-    call mpp_get_info(unit, ndim, nvar, natt, ntime)
+    call get_file_info(unit, ndim, nvar, natt, ntime)
 
     if (nvar == -1) then
       write (mesg,*) "Reopening file ",trim(filename)," apparently had ",nvar,&
@@ -449,11 +450,11 @@ subroutine read_axis_data(filename, axis_name, var)
   type(axistype) :: time_axis
   character(len=32) :: name, units
 
-  call open_file(unit, trim(filename), action=MPP_RDONLY, form=MPP_NETCDF, &
-                 threading=MPP_MULTI, fileset=SINGLE_FILE)
+  call open_file(unit, trim(filename), action=READONLY_FILE, form=NETCDF_FILE, &
+                 threading=MULTIPLE, fileset=SINGLE_FILE)
 
 !Find the number of variables (nvar) in this file
-  call mpp_get_info(unit, ndim, nvar, natt, ntime)
+  call get_file_info(unit, ndim, nvar, natt, ntime)
 ! -------------------------------------------------------------------
 ! Allocate space for the number of axes in the data file.
 ! -------------------------------------------------------------------
@@ -462,7 +463,7 @@ subroutine read_axis_data(filename, axis_name, var)
 
   axis_found = .false.
   do i = 1, ndim
-    call mpp_get_atts(axes(i), name=name,len=len,units=units)
+    call get_file_atts(axes(i), name=name, len=len, units=units)
     if (name == axis_name) then
       axis_found = .true.
       call get_axis_data(axes(i),var)
@@ -477,6 +478,23 @@ subroutine read_axis_data(filename, axis_name, var)
 
 end subroutine read_axis_data
 
+subroutine read_field_chksum(field, chksum, valid_chksum)
+  type(fieldtype), intent(in)  :: field !< The field whose checksum attribute is to be read.
+  integer(kind=8), intent(out) :: chksum !< The checksum for the field.
+  logical,         intent(out) :: valid_chksum  !< If true, chksum has been successfully read.
+  ! Local variables
+  integer(kind=8), dimension(3) :: checksum_file
+
+  checksum_file(:) = -1
+  valid_chksum = mpp_attribute_exist(field, "checksum")
+  if (valid_chksum) then
+    call mpp_get_atts(field, checksum=checksum_file)
+    chksum = checksum_file(1)
+  else
+    chksum = -1
+  endif
+end subroutine read_field_chksum
+
 !> This function determines how many time levels a variable has.
 function num_timelevels(filename, varname, min_dims) result(n_time)
   character(len=*),  intent(in) :: filename   !< name of the file to read
@@ -519,7 +537,6 @@ function num_timelevels(filename, varname, min_dims) result(n_time)
     return
   endif
 
-
   allocate(varids(nvars))
 
   status = nf90_inq_varids(ncid, nvars, varids)
@@ -848,7 +865,26 @@ function FMS_file_exists(filename, domain, no_domain)
 
 end function FMS_file_exists
 
-!> This function uses the fms_io function read_data to read 1-D
+
+!> This function uses the fms_io function read_data to read a scalar
+!! data field named "fieldname" from file "filename".
+subroutine MOM_read_data_0d(filename, fieldname, data, timelevel, scale)
+  character(len=*),       intent(in)    :: filename  !< The name of the file to read
+  character(len=*),       intent(in)    :: fieldname !< The variable name of the data in the file
+  real,                   intent(inout) :: data      !< The 1-dimensional array into which the data
+  integer,      optional, intent(in)    :: timelevel !< The time level in the file to read
+  real,         optional, intent(in)    :: scale     !< A scaling factor that the field is multiplied
+                                                     !! by before it is returned.
+
+  call read_data(filename, fieldname, data, timelevel=timelevel, no_domain=.true.)
+
+  if (present(scale)) then ; if (scale /= 1.0) then
+    data = scale*data
+  endif ; endif
+
+end subroutine MOM_read_data_0d
+
+!> This function uses the fms_io function read_data to read a 1-D
 !! data field named "fieldname" from file "filename".
 subroutine MOM_read_data_1d(filename, fieldname, data, timelevel, scale)
   character(len=*),       intent(in)    :: filename  !< The name of the file to read
@@ -879,7 +915,7 @@ subroutine MOM_read_data_2d(filename, fieldname, data, MOM_Domain, &
   integer,      optional, intent(in)    :: timelevel !< The time level in the file to read
   integer,      optional, intent(in)    :: position  !< A flag indicating where this data is located
   real,         optional, intent(in)    :: scale     !< A scaling factor that the field is multiplied
-                                                     !! by before they are returned.
+                                                     !! by before it is returned.
 
   integer :: is, ie, js, je
 
@@ -907,7 +943,7 @@ subroutine MOM_read_data_3d(filename, fieldname, data, MOM_Domain, &
   integer,      optional, intent(in)    :: timelevel !< The time level in the file to read
   integer,      optional, intent(in)    :: position  !< A flag indicating where this data is located
   real,         optional, intent(in)    :: scale     !< A scaling factor that the field is multiplied
-                                                     !! by before they are returned.
+                                                     !! by before it is returned.
 
   integer :: is, ie, js, je
 
@@ -935,7 +971,7 @@ subroutine MOM_read_data_4d(filename, fieldname, data, MOM_Domain, &
   integer,      optional, intent(in)    :: timelevel !< The time level in the file to read
   integer,      optional, intent(in)    :: position  !< A flag indicating where this data is located
   real,         optional, intent(in)    :: scale     !< A scaling factor that the field is multiplied
-                                                     !! by before they are returned.
+                                                     !! by before it is returned.
 
   integer :: is, ie, js, je
 

src/framework/MOM_random.F90

@@ -11,7 +11,7 @@ module MOM_random
 use MersenneTwister_mod, only : getRandomReal ! Generates a random number
 use MersenneTwister_mod, only : getRandomPositiveInt ! Generates a random positive integer
 
-use MOM_io, only : stdout, stderr
+use iso_fortran_env,     only : stdout=>output_unit, stderr=>error_unit
 
 implicit none ; private
 
@@ -23,8 +23,6 @@ module MOM_random
 public :: random_2d_norm
 public :: random_unit_tests
 
-#include <MOM_memory.h>
-
 !> Container for pseudo-random number generators
 type, public :: PRNG ; private
 
@@ -63,7 +61,7 @@ end function random_norm
 subroutine random_2d_01(CS, HI, rand)
   type(PRNG),           intent(inout) :: CS !< Container for pseudo-random number generators
   type(hor_index_type), intent(in)    :: HI !< Horizontal index structure
-  real, dimension(SZI_(HI),SZJ_(HI)), intent(out) :: rand !< Random numbers between 0 and 1
+  real, dimension(HI%isd:HI%ied,HI%jsd:HI%jed), intent(out) :: rand !< Random numbers between 0 and 1
   ! Local variables
   integer :: i,j
 
@@ -80,7 +78,7 @@ end subroutine random_2d_01
 subroutine random_2d_norm(CS, HI, rand)
   type(PRNG),           intent(inout) :: CS !< Container for pseudo-random number generators
   type(hor_index_type), intent(in)    :: HI !< Horizontal index structure
-  real, dimension(SZI_(HI),SZJ_(HI)), intent(out) :: rand !< Random numbers between 0 and 1
+  real, dimension(HI%isd:HI%ied,HI%jsd:HI%jed), intent(out) :: rand !< Random numbers between 0 and 1
   ! Local variables
   integer :: i,j,n