Expose EAMxx to the git-version hash saved in the component cpl.

This commit retrieves the git-hash saved in the component coupler and
makes sure it is passed into the atmosphere driver.  This is then used
to improve the netcdf metadata in all EAMxx output files.

components/eamxx/src/control/atmosphere_driver.cpp

@@ -807,7 +807,8 @@ void AtmosphereDriver::
 set_provenance_data (std::string caseid,
                      std::string rest_caseid,
                      std::string hostname,
-                     std::string username)
+                     std::string username,
+		     std::string versionid)
 {
 #ifdef SCREAM_CIME_BUILD
   // Check the inputs are valid
@@ -816,6 +817,7 @@ set_provenance_data (std::string caseid,
       "Error! Invalid restart case id: " + rest_caseid + "\n");
   EKAT_REQUIRE_MSG (hostname!="", "Error! Invalid hostname: " + hostname + "\n");
   EKAT_REQUIRE_MSG (username!="", "Error! Invalid username: " + username + "\n");
+  EKAT_REQUIRE_MSG (versionid!="", "Error! Invalid version: " + versionid + "\n");
 #else
   caseid = rest_caseid = m_casename;
   char* user = new char[32];
@@ -835,13 +837,14 @@ set_provenance_data (std::string caseid,
   }
   delete[] user;
   delete[] host;
+  versionid = EAMXX_GIT_VERSION;
 #endif
   auto& provenance = m_atm_params.sublist("provenance");
   provenance.set("caseid",caseid);
   provenance.set("rest_caseid",rest_caseid);
   provenance.set("hostname",hostname);
   provenance.set("username",username);
-  provenance.set("version",std::string(EAMXX_GIT_VERSION));
+  provenance.set("git_version",versionid);
 }
 
 void AtmosphereDriver::

components/eamxx/src/control/atmosphere_driver.hpp

@@ -116,7 +116,8 @@ class AtmosphereDriver
   void set_provenance_data (std::string caseid = "",
                             std::string rest_caseid = "",
                             std::string hostname = "",
-                            std::string username = "");
+                            std::string username = "",
+                            std::string versionid = "");
 
   // Load initial conditions for atm inputs
   void initialize_fields ();

components/eamxx/src/mct_coupling/atm_comp_mct.F90

@@ -137,8 +137,8 @@ subroutine atm_init_mct( EClock, cdata, x2a, a2x, NLFilename )
     ! TODO: read this from the namelist?
     character(len=256)                :: yaml_fname = "./data/scream_input.yaml"
     character(kind=c_char,len=256), target :: yaml_fname_c, atm_log_fname_c
-    character(len=256) :: caseid, username, hostname, rest_caseid
-    character(kind=c_char,len=256), target :: caseid_c, username_c, hostname_c, calendar_c, rest_caseid_c
+    character(len=256) :: caseid, username, hostname, rest_caseid, versionid
+    character(kind=c_char,len=256), target :: caseid_c, username_c, hostname_c, calendar_c, rest_caseid_c, versionid_c
     integer (kind=c_int) :: run_type_c
     !-------------------------------------------------------------------------------
 
@@ -151,7 +151,8 @@ subroutine atm_init_mct( EClock, cdata, x2a, a2x, NLFilename )
          infodata=infodata)
     call seq_infodata_getData(infodata, atm_phase=phase, start_type=run_type, &
                               username=username, case_name=caseid, &
-                              rest_case_name=rest_caseid, hostname=hostname)
+                              rest_case_name=rest_caseid, hostname=hostname, &
+                              model_version=versionid)
     call seq_infodata_PutData(infodata, atm_aero=.true.)
     call seq_infodata_PutData(infodata, atm_prognostic=.true.)
 
@@ -213,10 +214,11 @@ subroutine atm_init_mct( EClock, cdata, x2a, a2x, NLFilename )
     call string_f2c(trim(rest_caseid),rest_caseid_c)
     call string_f2c(trim(hostname),hostname_c)
     call string_f2c(trim(username),username_c)
+    call string_f2c(trim(versionid),versionid_c)
     call scream_create_atm_instance (mpicom_atm, ATM_ID, yaml_fname_c, atm_log_fname_c, run_type_c, &
                           INT(cur_ymd,kind=C_INT),  INT(cur_tod,kind=C_INT), &
                           INT(case_start_ymd,kind=C_INT), INT(case_start_tod,kind=C_INT), &
-                          calendar_c, caseid_c, rest_caseid_c, hostname_c, username_c)
+                          calendar_c, caseid_c, rest_caseid_c, hostname_c, username_c, versionid_c)
 
     ! Init MCT gsMap
     call atm_Set_gsMap_mct (mpicom_atm, ATM_ID, gsMap_atm)

components/eamxx/src/mct_coupling/scream_cxx_f90_interface.cpp

@@ -110,7 +110,8 @@ void scream_create_atm_instance (const MPI_Fint f_comm, const int atm_id,
                                  const char* caseid,
                                  const char* rest_caseid,
                                  const char* hostname,
-                                 const char* username)
+                                 const char* username,
+                                 const char* versionid)
 {
   using namespace scream;
   using namespace scream::control;
@@ -176,7 +177,7 @@ void scream_create_atm_instance (const MPI_Fint f_comm, const int atm_id,
     ad.set_params(scream_params);
     ad.init_scorpio(atm_id);
     ad.init_time_stamps(run_t0,case_t0,run_type);
-    ad.set_provenance_data (caseid,rest_caseid,hostname,username);
+    ad.set_provenance_data (caseid,rest_caseid,hostname,username,versionid);
     ad.create_output_managers ();
     ad.create_atm_processes ();
     ad.create_grids ();

components/eamxx/src/mct_coupling/scream_f2c_mod.F90

@@ -18,7 +18,8 @@ subroutine scream_create_atm_instance (f_comm,atm_id,yaml_fname,atm_log_fname, &
                                          run_start_ymd,run_start_tod, &
                                          case_start_ymd,case_start_tod, &
                                          calendar_name, &
-                                         caseid, rest_caseid, hostname, username) bind(c)
+                                         caseid, rest_caseid, hostname, username, &
+                                         versionid) bind(c)
     use iso_c_binding, only: c_int, c_char
     !
     ! Input(s)
@@ -27,7 +28,8 @@ subroutine scream_create_atm_instance (f_comm,atm_id,yaml_fname,atm_log_fname, &
     integer (kind=c_int),  value, intent(in) :: run_start_tod, run_start_ymd
     integer (kind=c_int),  value, intent(in) :: case_start_tod, case_start_ymd
     character(kind=c_char), target, intent(in) :: yaml_fname(*), atm_log_fname(*), calendar_name(*), &
-                                                  caseid(*), rest_caseid(*), hostname(*), username(*)
+                                                  caseid(*), rest_caseid(*), hostname(*), username(*), &
+                                                  versionid(*)
   end subroutine scream_create_atm_instance
 
   subroutine scream_get_cols_latlon (lat, lon) bind(c)