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118 lines
3.9 KiB
Fortran
118 lines
3.9 KiB
Fortran
C This is part of the netCDF package.
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C Copyright 2008 University Corporation for Atmospheric Research/Unidata.
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C See COPYRIGHT file for conditions of use.
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C This program tests netCDF-4 variable functions from fortran, even
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C more, even more.
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C $Id: ftst_vars5.F,v 1.4 2009/01/25 14:33:44 ed Exp $
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program ftst_vars5
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implicit none
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include 'netcdf.inc'
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C This is the name of the data file we will create.
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character*(*) FILE_NAME
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parameter (FILE_NAME='ftst_vars5.nc')
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C NetCDF IDs.
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integer ncid, cmp_typeid
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integer max_types
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parameter (max_types = 1)
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C Need these to read type information.
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integer num_types, typeids(max_types)
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integer base_type, type_size, num_members, member_value
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character*80 type_name, member_name
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integer nfields, class
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C Information for the compound type we will define.
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character*(*) cmp_type_name, int1_name, int2_name
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parameter (cmp_type_name = 'compound_type')
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parameter (int1_name = 'int1', int2_name = 'int2')
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integer compound_len, compound_len_in
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parameter (compound_len = 2)
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integer data1(compound_len), data1_in(compound_len)
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character*(4) att_name
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parameter (att_name = 'att1')
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C Loop indexes, and error handling.
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integer x, retval, index(1)
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print *, ''
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print *,'*** Testing compound types.'
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C Prepare some data to write.
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do x = 1, compound_len
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data1(x) = x
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end do
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C Create the netCDF file.
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retval = nf_create(FILE_NAME, NF_NETCDF4, ncid)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Create the compound type.
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retval = nf_def_compound(ncid, 8, cmp_type_name,
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& cmp_typeid)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Insert two integers.
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retval = nf_insert_compound(ncid, cmp_typeid, int1_name,
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& 0, NF_INT)
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if (retval .ne. nf_noerr) call handle_err(retval)
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retval = nf_insert_compound(ncid, cmp_typeid, int2_name,
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& 4, NF_INT)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Write the compound attribute.
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retval = nf_put_att(ncid, NF_GLOBAL, att_name, cmp_typeid,
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& 1, data1)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Close the file.
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retval = nf_close(ncid)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Reopen the file.
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retval = nf_open(FILE_NAME, NF_NOWRITE, ncid)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Get the typeids of all user defined types.
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retval = nf_inq_typeids(ncid, num_types, typeids)
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if (retval .ne. nf_noerr) call handle_err(retval)
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if (num_types .ne. max_types) stop 2
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C Use nf_inq_user_type to confirm this is an compound type
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retval = nf_inq_user_type(ncid, typeids(1), type_name, type_size,
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& base_type, nfields, class)
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if (retval .ne. nf_noerr) call handle_err(retval)
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if (type_name(1:len(cmp_type_name)) .ne. cmp_type_name .or.
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& type_size .ne. 8 .or. base_type .ne. 0 .or.
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& nfields .ne. 2 .or. class .ne. nf_compound) stop 2
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C Use nf_inq_compound and make sure we get the same answers as we did
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C with nf_inq_user_type.
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retval = nf_inq_compound(ncid, typeids(1), type_name, type_size,
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& nfields)
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if (retval .ne. nf_noerr) call handle_err(retval)
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if (type_name(1:len(cmp_type_name)) .ne. cmp_type_name .or.
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& base_type .ne. 0 .or. type_size .ne. 8 .or.
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& nfields .ne. 2) stop 2
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C Read the compound attribute.
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retval = nf_get_att(ncid, NF_GLOBAL, att_name, data1_in)
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if (retval .ne. nf_noerr) call handle_err(retval)
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C Check the data
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do x = 1, compound_len
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if (data1(x) .ne. data1_in(x)) stop 2
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end do
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C Close the file.
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retval = nf_close(ncid)
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if (retval .ne. nf_noerr) call handle_err(retval)
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print *,'*** SUCCESS!'
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end
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