| 1 | ! radiation_io.F90 - Provides logging and abort functionality |
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| 2 | |
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| 3 | ! (C) Copyright 2015- ECMWF. |
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| 4 | |
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| 5 | ! This software is licensed under the terms of the Apache Licence Version 2.0 |
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| 6 | ! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. |
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| 7 | |
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| 8 | ! In applying this licence, ECMWF does not waive the privileges and immunities |
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| 9 | ! granted to it by virtue of its status as an intergovernmental organisation |
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| 10 | ! nor does it submit to any jurisdiction. |
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| 11 | |
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| 12 | ! Author: Robin Hogan |
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| 13 | ! Email: r.j.hogan@ecmwf.int |
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| 14 | |
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| 15 | ! This file provides an interface to the provision of file units used |
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| 16 | ! for logging (nulout and nulerr) and for reading data files |
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| 17 | ! (nulrad), as well as an abort routine that should do clean-up |
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| 18 | ! appropriate for the environment in which the radiation scheme is |
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| 19 | ! embedded. |
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| 20 | |
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| 21 | ! Rewrite this file as appropriate if the radiation scheme is to be |
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| 22 | ! embedded into a model other than the ECMWF Integrated Forecasting |
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| 23 | ! System. |
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| 24 | |
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| 25 | module radiation_io |
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| 26 | |
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| 27 | ! In the IFS, nulout is equivalent to standard output but only |
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| 28 | ! output from the primary node will be logged, while nulerr is |
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| 29 | ! equivalent to standard error, and text sent to this unit from any |
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| 30 | ! node will be logged. Normally, nulerr should only be used before |
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| 31 | ! calling radiation_abort. |
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| 32 | use yomlun_ifsaux, only : nulout, nulerr |
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| 33 | |
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| 34 | implicit none |
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| 35 | public |
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| 36 | |
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| 37 | ! This unit may be used for reading radiation configuration files, |
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| 38 | ! but should be closed as soon as the file is read |
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| 39 | integer :: nulrad = 25 |
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| 40 | |
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| 41 | contains |
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| 42 | |
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| 43 | ! Abort the program with optional error message. Normally you would |
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| 44 | ! log details of the error to nulerr before calling this subroutine. |
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| 45 | subroutine radiation_abort(text) |
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| 46 | character(len=*), intent(in), optional :: text |
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| 47 | if (present(text)) then |
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| 48 | write(nulerr,'(a)') text |
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| 49 | #ifdef __PGI |
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| 50 | stop 1 |
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| 51 | #else |
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| 52 | error stop 1 |
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| 53 | #endif |
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| 54 | else |
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| 55 | #ifdef __PGI |
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| 56 | stop 'Error in radiation scheme' |
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| 57 | #else |
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| 58 | error stop 'Error in radiation scheme' |
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| 59 | #endif |
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| 60 | end if |
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| 61 | end subroutine radiation_abort |
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| 62 | |
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| 63 | end module radiation_io |
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