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! $Id$ |
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module nf95_get_att_m |
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use handle_err_m, only: handle_err |
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use netcdf, only: nf90_get_att, nf90_noerr |
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use simple, only: nf95_inquire_attribute |
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implicit none |
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interface nf95_get_att |
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module procedure nf95_get_att_text, nf95_get_att_one_FourByteInt |
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! The difference between the specific procedures is the type of |
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! argument "values". |
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end interface |
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private |
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public nf95_get_att |
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contains |
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subroutine nf95_get_att_text(ncid, varid, name, values, ncerr) |
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integer, intent( in) :: ncid, varid |
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character(len = *), intent( in) :: name |
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character(len = *), intent(out) :: values |
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integer, intent(out), optional:: ncerr |
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! Variables local to the procedure: |
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integer ncerr_not_opt |
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integer att_len |
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!------------------- |
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! Check that the length of "values" is large enough: |
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call nf95_inquire_attribute(ncid, varid, name, nclen=att_len, & |
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ncerr=ncerr_not_opt) |
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if (ncerr_not_opt == nf90_noerr) then |
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if (len(values) < att_len) then |
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print *, "nf95_get_att_text" |
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print *, "varid = ", varid |
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print *, "attribute name: ", name |
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print *, 'length of "values" is not large enough' |
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print *, "len(values) = ", len(values) |
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print *, "number of characters in attribute: ", att_len |
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stop 1 |
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end if |
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end if |
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values = "" ! useless in NetCDF version 3.6.2 or better |
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ncerr_not_opt = nf90_get_att(ncid, varid, name, values) |
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if (present(ncerr)) then |
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ncerr = ncerr_not_opt |
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else |
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call handle_err("nf95_get_att_text " // trim(name), ncerr_not_opt, & |
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ncid, varid) |
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end if |
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if (att_len >= 1 .and. ncerr_not_opt == nf90_noerr) then |
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! Remove null terminator, if any: |
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if (iachar(values(att_len:att_len)) == 0) values(att_len:att_len) = " " |
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end if |
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end subroutine nf95_get_att_text |
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!*********************** |
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subroutine nf95_get_att_one_FourByteInt(ncid, varid, name, values, ncerr) |
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integer, intent( in) :: ncid, varid |
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character(len = *), intent( in) :: name |
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integer , intent(out) :: values |
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integer, intent(out), optional:: ncerr |
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! Variables local to the procedure: |
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integer ncerr_not_opt |
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integer att_len |
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!------------------- |
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! Check that the attribute contains a single value: |
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call nf95_inquire_attribute(ncid, varid, name, nclen=att_len, & |
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ncerr=ncerr_not_opt) |
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if (ncerr_not_opt == nf90_noerr) then |
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if (att_len /= 1) then |
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print *, "nf95_get_att_one_FourByteInt" |
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print *, "varid = ", varid |
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print *, "attribute name: ", name |
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print *, 'the attribute does not contain a single value' |
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print *, "number of values in attribute: ", att_len |
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stop 1 |
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end if |
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end if |
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ncerr_not_opt = nf90_get_att(ncid, varid, name, values) |
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if (present(ncerr)) then |
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ncerr = ncerr_not_opt |
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else |
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call handle_err("nf95_get_att_one_FourByteInt " // trim(name), & |
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ncerr_not_opt, ncid, varid) |
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end if |
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end subroutine nf95_get_att_one_FourByteInt |
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end module nf95_get_att_m |
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