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jmc |
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C $Header: /u/gcmpack/MITgcm/eesupp/src/eedie.F,v 1.6 2001/04/10 22:35:24 heimbach Exp $ |
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C $Name: $ |
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cnh |
1.1 |
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#include "CPP_EEOPTIONS.h" |
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CStartOfInterface |
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SUBROUTINE EEDIE |
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C /==========================================================\ |
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C | SUBROUTINE EEDIE | |
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C | o Close execution "environment", particularly perform | |
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C | steps to terminate parallel processing. | |
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C |==========================================================| |
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C | Note: This routine can also be compiled with CPP | |
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C | directives set so that no multi-processing is initialised| |
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C | This is OK and should work fine. | |
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C \==========================================================/ |
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adcroft |
1.4 |
IMPLICIT NONE |
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cnh |
1.1 |
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C == Global variables == |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "EESUPPORT.h" |
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CEndOfInterface |
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C == Local variables == |
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C msgBuf - I/O Buffer |
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C nThreadsDone - Used to count number of completed threads. |
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C I - Loop counter. |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER nThreadsDone |
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INTEGER I |
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#ifdef ALLOW_USE_MPI |
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C mpiRC - Error code reporting variable used |
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C with MPI. |
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INTEGER mpiRC |
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#endif /* ALLOW_USE_MPI */ |
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C-- Check that all the threads have ended |
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C No thread should reach this loop before all threads have set |
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C threadIsComplete to TRUE. If they do then either there is a bug |
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C in the code or the behaviour of the parallel compiler directives |
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cnh |
1.3 |
C are not right for this code. In the latter case different |
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C directives may be available or the compiler itself may have a |
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C bug or you may need a different parallel compiler for main.F |
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cnh |
1.1 |
nThreadsDone = 0 |
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DO I = 1, nThreads |
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IF ( threadIsComplete(I) ) nThreadsDone = nThreadsDone+1 |
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ENDDO |
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IF ( nThreadsDone .LT. nThreads ) THEN |
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adcroft |
1.4 |
WRITE(msgBuf,'(A,I5,A,I5,A)') |
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cnh |
1.1 |
& 'S/R EEDIE: Only ',nThreadsDone, |
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cnh |
1.3 |
& ' threads have completed, ',nThreads, |
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& ' are expected for this configuration!' |
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heimbach |
1.6 |
WRITE(*,*) msgBuf |
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WRITE(*,*) |
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cnh |
1.3 |
& 'Possibly you have different setenv PARALLEL and nThreads?' |
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cnh |
1.1 |
eeEndError = .TRUE. |
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fatalError = .TRUE. |
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ENDIF |
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#ifdef ALLOW_USE_MPI |
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C-- |
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C-- MPI style multiple-process termination |
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C-- ====================================== |
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#ifndef ALWAYS_USE_MPI |
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IF ( usingMPI ) THEN |
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jmc |
1.7 |
#endif |
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#ifdef COMPONENT_MODULE |
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IF ( useCoupler) CALL MPI_BARRIER( MPI_COMM_WORLD, mpiRC ) |
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cnh |
1.1 |
#endif |
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CALL MPI_FINALIZE ( mpiRC ) |
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IF ( mpiRC .NE. MPI_SUCCESS ) THEN |
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eeEndError = .TRUE. |
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fatalError = .TRUE. |
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adcroft |
1.4 |
WRITE(msgBuf,'(A,I5)') |
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cnh |
1.1 |
& 'S/R FIN_PROCS: MPI_FINALIZE return code', |
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& mpiRC |
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CALL PRINT_ERROR( msgBuf, 1 ) |
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ENDIF |
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C |
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#ifndef ALWAYS_USE_MPI |
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ENDIF |
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#endif |
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#endif /* ALLOW_USE_MPI */ |
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RETURN |
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END |
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