diff options
Diffstat (limited to 'fortran/src/H5FDmpioff.f90')
| -rw-r--r-- | fortran/src/H5FDmpioff.f90 | 457 |
1 files changed, 222 insertions, 235 deletions
diff --git a/fortran/src/H5FDmpioff.f90 b/fortran/src/H5FDmpioff.f90 index 787f0d5..ea9283c 100644 --- a/fortran/src/H5FDmpioff.f90 +++ b/fortran/src/H5FDmpioff.f90 @@ -1,3 +1,13 @@ +!****h* ROBODoc/H5FDMPIO +! +! NAME +! MODULE H5FDMPIO +! +! PURPOSE +! This file contains Fortran interfaces for H5P functions needed by +! parallel MPI programs. +! +! COPYRIGHT ! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ! Copyright by The HDF Group. * ! Copyright by the Board of Trustees of the University of Illinois. * @@ -13,238 +23,215 @@ ! access to either file, you may request a copy from help@hdfgroup.org. * ! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ! -! -! This file contains Fortran90 interfaces for H5P functions needed by || MPI programs. -! - MODULE H5FDMPIO - USE H5GLOBAL - CONTAINS - -!---------------------------------------------------------------------- -! Name: h5pset_fapl_mpio_f -! -! Purpose: Stores MPI IO communicator information to the file -! access property list. -! -! Inputs: -! prp_id - file access property list identifier -! comm - MPI-2 communicator -! info - MPI-2 info object -! Outputs: -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! November, 2000 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - SUBROUTINE h5pset_fapl_mpio_f(prp_id, comm, info, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(IN) :: comm ! MPI communicator to be used for file open - ! as defined in MPI_FILE_OPEN of MPI-2 - INTEGER, INTENT(IN) :: info ! MPI info object to be used for file open - ! as defined in MPI_FILE_OPEN of MPI-2 - INTEGER, INTENT(OUT) :: hdferr ! Error code - - INTEGER, EXTERNAL :: h5pset_fapl_mpio_c - hdferr = h5pset_fapl_mpio_c(prp_id, comm, info) - END SUBROUTINE h5pset_fapl_mpio_f - -!---------------------------------------------------------------------- -! Name: h5pget_fapl_mpio_f -! -! Purpose: Returns MPI communicator information. -! -! Inputs: -! prp_id - file access property list identifier -! Outputs: -! comm - MPI-2 communicator -! info - MPI-2 info object -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! November, 2000 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - - SUBROUTINE h5pget_fapl_mpio_f(prp_id, comm, info, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(OUT) :: comm ! buffer to return communicator - INTEGER, INTENT(OUT) :: info ! buffer to return info object - ! as defined in MPI_FILE_OPEN of MPI-2 - INTEGER, INTENT(OUT) :: hdferr ! Error code - - INTEGER, EXTERNAL :: h5pget_fapl_mpio_c - hdferr = h5pget_fapl_mpio_c(prp_id, comm, info) - END SUBROUTINE h5pget_fapl_mpio_f - -!---------------------------------------------------------------------- -! Name: h5pset_dxpl_mpio_f -! -! Purpose: Sets data transfer mode. -! -! Inputs: -! prp_id - data transfer property list identifier -! data_xfer_mode - transfer mode -! Possible values are: -! H5FD_MPIO_INDEPENDENT_F -! H5FD_MPIO_COLLECTIVE_F -! Outputs: -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! November, 2000 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - - SUBROUTINE h5pset_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(IN) :: data_xfer_mode ! Data transfer mode. Possible values are: - ! H5FD_MPIO_INDEPENDENT_F - ! H5FD_MPIO_COLLECTIVE_F - INTEGER, INTENT(OUT) :: hdferr ! Error code - - INTEGER, EXTERNAL :: h5pset_dxpl_mpio_c - hdferr = h5pset_dxpl_mpio_c(prp_id, data_xfer_mode) - END SUBROUTINE h5pset_dxpl_mpio_f - -!---------------------------------------------------------------------- -! Name: h5pget_dxpl_mpio_f -! -! Purpose: Returns the data transfer mode. -! -! Inputs: -! prp_id - data transfer property list identifier -! Outputs: -! data_xfer_mode - transfer mode -! Possible values are: -! H5FD_MPIO_INDEPENDENT_F -! H5FD_MPIO_COLLECTIVE_F -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! November, 2000 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - - SUBROUTINE h5pget_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(OUT) :: data_xfer_mode ! Data transfer mode. Possible values are: - ! H5FD_MPIO_INDEPENDENT_F - ! H5FD_MPIO_COLLECTIVE_F - INTEGER, INTENT(OUT) :: hdferr ! Error code - - INTEGER, EXTERNAL :: h5pget_dxpl_mpio_c - hdferr = h5pget_dxpl_mpio_c(prp_id, data_xfer_mode) - END SUBROUTINE h5pget_dxpl_mpio_f - - -!---------------------------------------------------------------------- -! Name: h5pset_fapl_mpiposix_f -! -! Purpose: Stores MPI IO communicator information to the file -! access property list. -! -! Inputs: -! prp_id - file access property list identifier -! comm - MPI-2 communicator -! use_gpfs - logical flag to use the GPFS hints -! Outputs: -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! May 6, 2003 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - SUBROUTINE h5pset_fapl_mpiposix_f(prp_id, comm, use_gpfs, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(IN) :: comm ! MPI communicator to be used for file open - ! as defined in MPI_FILE_OPEN of MPI-2 - LOGICAL, INTENT(IN) :: use_gpfs - INTEGER, INTENT(OUT) :: hdferr ! Error code - INTEGER :: flag - - INTEGER, EXTERNAL :: h5pset_fapl_mpiposix_c - flag = 0 - if(use_gpfs) flag = 1 - hdferr = h5pset_fapl_mpiposix_c(prp_id, comm, flag) - END SUBROUTINE h5pset_fapl_mpiposix_f - -!---------------------------------------------------------------------- -! Name: h5pget_fapl_mpiposix_f -! -! Purpose: Returns MPI communicator information. -! -! Inputs: -! prp_id - file access property list identifier -! Outputs: -! comm - MPI-2 communicator -! use_gpfs - flag to use GPFS hints -! hdferr: - error code -! Success: 0 -! Failure: -1 -! Optional parameters: -! NONE -! -! Programmer: Elena Pourmal -! May 6, 2003 -! -! Modifications: -! -! Comment: -!---------------------------------------------------------------------- - - SUBROUTINE h5pget_fapl_mpiposix_f(prp_id, comm, use_gpfs, hdferr) - IMPLICIT NONE - INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier - INTEGER, INTENT(OUT) :: comm ! buffer to return communicator - LOGICAL, INTENT(OUT) :: use_gpfs - INTEGER, INTENT(OUT) :: hdferr ! Error code - INTEGER :: flag - - INTEGER, EXTERNAL :: h5pget_fapl_mpiposix_c - hdferr = h5pget_fapl_mpiposix_c(prp_id, comm, flag) - use_gpfs = .FALSE. - if (flag .eq. 1) use_gpfs = .TRUE. - END SUBROUTINE h5pget_fapl_mpiposix_f - - END MODULE H5FDMPIO +! NOTES +! *** IMPORTANT *** +! If you add a new H5P function you must add the function name to the +! Windows dll file 'hdf5_fortrandll.def' in the fortran/src directory. +! This is needed for Windows based operating systems. +! +!***** + +MODULE H5FDMPIO + USE H5GLOBAL +CONTAINS + +!****s* H5FDMPIO/h5pset_fapl_mpio_f +! +! NAME +! h5pset_fapl_mpio_f +! +! PURPOSE +! Stores MPI IO communicator information to the file +! access property list. +! +! INPUTS +! prp_id - file access property list identifier +! comm - MPI-2 communicator +! info - MPI-2 info object +! OUTPUTS +! hdferr - Returns 0 if successful and -1 if fails +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + SUBROUTINE h5pset_fapl_mpio_f(prp_id, comm, info, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(IN) :: comm ! MPI communicator to be used for file open + ! as defined in MPI_FILE_OPEN of MPI-2 + INTEGER, INTENT(IN) :: info ! MPI info object to be used for file open + ! as defined in MPI_FILE_OPEN of MPI-2 + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER, EXTERNAL :: h5pset_fapl_mpio_c + hdferr = h5pset_fapl_mpio_c(prp_id, comm, info) + END SUBROUTINE h5pset_fapl_mpio_f + +!****s* H5FDMPIO/h5pget_fapl_mpio_f +! +! NAME +! h5pget_fapl_mpio_f +! +! PURPOSE +! Returns MPI communicator information. +! +! INPUTS +! prp_id - file access property list identifier +! OUTPUTS +! comm - MPI-2 communicator +! info - MPI-2 info object +! hdferr - Returns 0 if successful and -1 if fails +! +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + SUBROUTINE h5pget_fapl_mpio_f(prp_id, comm, info, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(OUT) :: comm ! buffer to return communicator + INTEGER, INTENT(OUT) :: info ! buffer to return info object + ! as defined in MPI_FILE_OPEN of MPI-2 + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER, EXTERNAL :: h5pget_fapl_mpio_c + hdferr = h5pget_fapl_mpio_c(prp_id, comm, info) + END SUBROUTINE h5pget_fapl_mpio_f + +!****s* H5FDMPIO/h5pset_dxpl_mpio_f +! +! NAME +! h5pset_dxpl_mpio_f +! +! PURPOSE +! Sets data transfer mode. +! +! INPUTS +! prp_id - data transfer property list identifier +! data_xfer_mode - transfer mode; possible values are: +! H5FD_MPIO_INDEPENDENT_F +! H5FD_MPIO_COLLECTIVE_F +! OUTPUTS +! hdferr - Returns 0 if successful and -1 if fails +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + SUBROUTINE h5pset_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(IN) :: data_xfer_mode ! Data transfer mode. Possible values are: + ! H5FD_MPIO_INDEPENDENT_F + ! H5FD_MPIO_COLLECTIVE_F + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER, EXTERNAL :: h5pset_dxpl_mpio_c + hdferr = h5pset_dxpl_mpio_c(prp_id, data_xfer_mode) + END SUBROUTINE h5pset_dxpl_mpio_f +!****s* H5FDMPIO/h5pget_dxpl_mpio_f +! +! NAME +! h5pget_dxpl_mpio_f +! +! PURPOSE +! Returns the data transfer mode. +! +! INPUTS +! prp_id - data transfer property list identifier +! OUTPUTS +! data_xfer_mode- transfer mode; possible values are: +! H5FD_MPIO_INDEPENDENT_F +! H5FD_MPIO_COLLECTIVE_F +! hdferr - Returns 0 if successful and -1 if fails +! +! AUTHOR +! Elena Pourmal +! November, 2000 +! +! SOURCE + SUBROUTINE h5pget_dxpl_mpio_f(prp_id, data_xfer_mode, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(OUT) :: data_xfer_mode ! Data transfer mode. Possible values are: + ! H5FD_MPIO_INDEPENDENT_F + ! H5FD_MPIO_COLLECTIVE_F + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER, EXTERNAL :: h5pget_dxpl_mpio_c + hdferr = h5pget_dxpl_mpio_c(prp_id, data_xfer_mode) + END SUBROUTINE h5pget_dxpl_mpio_f + +!****s* H5FDMPIO/h5pset_fapl_mpiposix_f +! +! NAME +! h5pset_fapl_mpiposix_f +! +! PURPOSE +! Stores MPI IO communicator information to the file +! access property list. +! +! INPUTS +! prp_id - file access property list identifier +! comm - MPI-2 communicator +! use_gpfs - logical flag to use the GPFS hints +! OUTPUTS +! hdferr - Returns 0 if successful and -1 if fails +! +! AUTHOR +! Elena Pourmal +! May 6, 2003 +! +! SOURCE + SUBROUTINE h5pset_fapl_mpiposix_f(prp_id, comm, use_gpfs, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(IN) :: comm ! MPI communicator to be used for file open + ! as defined in MPI_FILE_OPEN of MPI-2 + LOGICAL, INTENT(IN) :: use_gpfs + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER :: flag + INTEGER, EXTERNAL :: h5pset_fapl_mpiposix_c + flag = 0 + IF(use_gpfs) flag = 1 + hdferr = h5pset_fapl_mpiposix_c(prp_id, comm, flag) + END SUBROUTINE h5pset_fapl_mpiposix_f + +!****s* H5FDMPIO/h5pget_fapl_mpiposix_f +! +! NAME +! h5pget_fapl_mpiposix_f +! +! PURPOSE +! Returns MPI communicator information. +! +! INPUTS +! prp_id - file access property list identifier +! OUTPUTS +! comm - MPI-2 communicator +! use_gpfs - flag to use GPFS hints +! hdferr - Returns 0 if successful and -1 if fails +! AUTHOR +! Elena Pourmal +! May 6, 2003 +! +! SOURCE + SUBROUTINE h5pget_fapl_mpiposix_f(prp_id, comm, use_gpfs, hdferr) + IMPLICIT NONE + INTEGER(HID_T), INTENT(IN) :: prp_id ! Property list identifier + INTEGER, INTENT(OUT) :: comm ! Buffer to return communicator + LOGICAL, INTENT(OUT) :: use_gpfs + INTEGER, INTENT(OUT) :: hdferr ! Error code +!***** + INTEGER :: flag + + INTEGER, EXTERNAL :: h5pget_fapl_mpiposix_c + hdferr = h5pget_fapl_mpiposix_c(prp_id, comm, flag) + use_gpfs = .FALSE. + IF (flag .EQ. 1) use_gpfs = .TRUE. + END SUBROUTINE h5pget_fapl_mpiposix_f + +END MODULE H5FDMPIO |