eccodes/examples/F90/grib_count_messages_multi.f90

35 lines
1.0 KiB
Fortran

! (C) Copyright 2005- ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
! Description: Count messages in a file with GRIB2 multi-field messages
!
!
program grib_count_messages_multi
use eccodes
implicit none
integer :: ifile
character(len=100) :: multi_flag
character(len=100) :: grib_file
integer :: n, stat
call getarg(1, multi_flag)
call getarg(2, grib_file)
if (multi_flag /= "0") call codes_grib_multi_support_on()
call codes_open_file(ifile, grib_file, 'r')
! count the messages in the file
call codes_count_in_file(ifile, n, stat)
print *, n
call codes_close_file(ifile)
end program grib_count_messages_multi