791 lines
21 KiB
Perl
791 lines
21 KiB
Perl
#!/usr/bin/perl -w
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !MODULE: ncCodeDef
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#
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# !DESCRIPTION: This Perl script automatically creates a Fortran subroutine
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# that creates a netCDF file and specifies the relevant variables and
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# attributes. The Fortran subroutine (named DEFINE\_NETCDF\_FILE) contains
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# calls to the proper NcdfUtilities library routines.
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#\\
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#\\
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# !USES:
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#
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require 5.003; # Need this version of Perl or newer
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use English; # Use English language
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use Carp; # Get detailed error messages
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use strict 'refs'; # Do not allow symbolic references
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use strict 'subs'; # Treat all barewords as syntax errors
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use StrTrim qw( &trim
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&splitLine
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&extractFile ); # Get string handling routines
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#
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# !PRIVATE MEMBER FUNCTIONS:
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# &readRcFile($)
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# &writeFortranVars($@)
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# &writeFortranCalls($@)
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# &handleFileName($$)
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# &handleGlobalAtts($$)
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# &handleDimensions($$)
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# &handleVariables($$)
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#
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# !PUBLIC MEMBER FUNCTIONS:
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# &main()
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#
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# !PUBLIC DATA MEMBERS:
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#
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$F_ID = ""; # netCDF file ID
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#
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# !CALLING SEQUENCE:
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# ncCodeCreate RESOURCE-FILE-NAME
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#
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# !REMARKS:
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# Some hand-editing of the output Fortran subroutine may be necessary.
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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# 30 Jan 2012 - R. Yantosca - Now get trim, splitline routines from the
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# Perl module "StrTrim.pm"
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# 30 Jan 2012 - R. Yantosca - Now write ProTeX comment headers
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# 31 Jan 2012 - R. Yantosca - Minor edits for consistency
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# 07 Mar 2012 - R. Yantosca - Minor fix, ignore comment lines
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#EOP
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !IROUTINE: readRcFile
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#
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# !DESCRIPTION: Routine readRcFile reads the resource file which describes
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# the variables, attributes, and dimensions of the netCDF file.
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#\\
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#\\
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# !INTERFACE:
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#
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sub readRcFile($) {
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#
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# !INPUT PARAMETERS:
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#
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# $fileName : Input file that describes the netCDF file
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my ( $fileName ) = @_;
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#
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# !CALLING SEQUENCE:
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# &readRcFile( RESOURCE-FILE-NAME );
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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# 27 Jan 2012 - R. Yantosca - Now get output filename from the resource file
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# 07 Mar 2012 - R. Yantosca - Minor fix, ignore comment lines
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#EOP
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#------------------------------------------------------------------------------
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#BOC
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#
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# !LOCAL VARIABLES:
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#
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my $cmdFile = "";
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my $line = "";
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my @lines = ();
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my $name = "";
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#--------------------------------------------------
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# Read variable settings from the resource file
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#--------------------------------------------------
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open( I, "<$fileName" ) or die "Cannot open $fileName!\n";
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chomp( @lines = <I> );
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close( I );
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#--------------------------------------------------
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# Write Fortran commands to the output file
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#--------------------------------------------------
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# Pre-get a few quantities before creating the
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# output file with the fortran code
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foreach $line ( @lines ) {
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# Skip comment lines
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if ( !( substr( $line, 0, 1 ) eq '#' ) ) {
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# Name of output file w/ Fortran code
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if ( $line =~ 'Fortran Def File' ) {
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( $name, $cmdFile ) = &splitLine( $line, '=' );
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}
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# NetCDF file ID (aka filehandle)
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if ( $line =~ 'netCDF FileHandle' ) {
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( $name, $F_ID ) = &splitLine( $line, '=' );
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}
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}
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}
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# Open the file that will ho
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open( O, ">$cmdFile" ) or die "Cannot open $cmdFile\n";
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# Pass thru @lines array so that we can declare Fortran variables
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&writeFortranVars( \*O, @lines );
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# Pass thru @lines array again to write
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&writeFortranCalls( \*O, @lines );
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#--------------------------------------------------
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# Cleanup and quit
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#--------------------------------------------------
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# Close output file
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close( O );
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# Return
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return( 0 );
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}
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#EOC
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !IROUTINE: writeFortranVars
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#
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# !DESCRIPTION: Routine writeFortranVars generates the proper Fortran
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# variable declarations that are needed for use with the NcdfUtilities
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# library routines.
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#\\
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#\\
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# !INTERFACE:
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#
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sub writeFortranVars($@) {
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#
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# !INPUT PARAMETERS:
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#
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# $O : File handle
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# @lines : Contents of the resource file
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my ( $O, @lines ) = @_;
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#
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# !CALLING SEQUENCE:
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# &writeFortranVars( \*O, @lines );
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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#EOP
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#------------------------------------------------------------------------------
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#BOC
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#
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# !LOCAL VARIABLES:
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#
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my @subStr = ();
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my $name = "";
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my $value = "";
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my $txt = "";
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#-------------------------------------------------------
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# Write USE statements
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#-------------------------------------------------------
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$txt .= <<EOF;
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!EOC
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!------------------------------------------------------------------------------
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! Harvard University Atmospheric Chemistry Modeling Group !
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!------------------------------------------------------------------------------
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!BOP
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!
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! !IROUTINE: define\_netcdf\_file
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!
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! !DESCRIPTION: Routine to define the variables and attributes of a netCDF
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! file. This routine was automatically generated by the Perl script
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! NcdfUtilities/perl/ncCodeDef.
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!\\\\
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!\\\\
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! !INTERFACE:
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!
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SUBROUTINE DEFINE_NETCDF_FILE( $F_ID )
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!
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! !USES:
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!
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! Modules for netCDF define
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USE m_netcdf_io_create
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USE m_netcdf_io_get_dimlen
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USE m_netcdf_io_define
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USE m_netcdf_io_close
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IMPLICIT NONE
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\# include "netcdf.inc"
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!
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! !OUTPUT PARAMETERS:
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!
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INTEGER, INTENT(OUT) :: $F_ID ! netCDF file ID
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!
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! !REMARKS:
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! Assumes that you have:
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! (1) A netCDF library (either v3 or v4) installed on your system
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! (2) The NcdfUtilities package (from Bob Yantosca) source code
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! .
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! Although this routine was generated automatically, some further
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! hand-editing may be required.
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!
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! !REVISION HISTORY:
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! 30 Jan 2012 - R. Yantosca - Initial version
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!EOP
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!------------------------------------------------------------------------------
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!BOC
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!
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! !LOCAL VARIABLES:
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!
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EOF
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# Loop thru the LINES array
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for ( my $i=0; $i<scalar( @lines ); $i++ ) {
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# Skip separator line
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if ( $lines[$i] eq '#' ) {
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# Do nothing
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}
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#----------------------------------------------------
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# FILENAME section
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#----------------------------------------------------
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elsif ( $lines[$i] =~ '!FILENAME:' ) {
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while ( $lines[++$i] ne '' ) {
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# Split the line on the equals sign
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( $name, $value ) = &splitLine( $lines[$i], '=' );
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# Declare netCDF file and variable ID's
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if ( $name =~ 'FileHandle' ) {
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$txt .= " ! Declare netCDF variable ID and fill mode\n";
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$txt .= " INTEGER :: vId\n";
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$txt .= " INTEGER :: omode\n";
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}
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}
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#----------------------------------------------------
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# DIMENSIONS section
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#----------------------------------------------------
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} elsif ( $lines[$i] =~ '!DIMENSIONS:' ) {
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# Comment line
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$txt .= "\n ! Variables for netCDF dimensions\n";
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while ( $lines[++$i] ne '' ) {
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# Split the line
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( $name, $value ) = &splitLine( $lines[$i], '=' );
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# Write a Fortran var for each netCDF dimension
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$txt .= " INTEGER :: id_$name\n";
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}
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}
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}
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#-------------------------------------------------------
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# OTHER VARIABLES section
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#-------------------------------------------------------
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$txt .= <<EOF2;
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! Character strings
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CHARACTER(LEN=255) :: nc_dir ! netCDF directory name
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CHARACTER(LEN=255) :: nc_file ! netCDF file name
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CHARACTER(LEN=255) :: nc_path ! netCDF path name
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CHARACTER(LEN=255) :: v_name ! netCDF variable name
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CHARACTER(LEN=255) :: a_name ! netCDF attribute name
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CHARACTER(LEN=255) :: a_val ! netCDF attribute value
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! Arrays for netCDF dimension IDs
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INTEGER :: var1d(1) ! For 1D arrays
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INTEGER :: var2d(2) ! For 2D arrays
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INTEGER :: var3d(3) ! For 3D arrays
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INTEGER :: var4d(4) ! For 4D arrays
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INTEGER :: var5d(5) ! For 5D arrays
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INTEGER :: var6d(6) ! For 6D arrays
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EOF2
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print $O "$txt\n";
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# Return
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return( 0 );
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}
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#EOC
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !IROUTINE: writeFortranCalls
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#
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# !DESCRIPTION: Routine writeFortranCalls is a wrapper for routines
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# handleFileName, handleGlobalAtts, handleDimensions, and handleVariables.
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# These routines write to the proper calls to the NcdfUtilities library
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# routines to the Fortran subroutine.
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#\\
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#\\
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# !INTERFACE:
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#
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sub writeFortranCalls($@) {
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#
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# !INPUT PARAMETERS:
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#
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# $O : File handle
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# @lines : Contents of the resource file
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my ( $O, @lines ) = @_;
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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# 26 Mar 2012 - R. Yantosca - Now echo info about file I/O to stdout
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#EOP
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#------------------------------------------------------------------------------
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#BOC
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#
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# !LOCAL VARIABLES:
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#
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my $txt = "";
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#-------------------------------------------------------
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# Add a spacer comment to the Fortran code
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#-------------------------------------------------------
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$txt = <<EOF;
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!=================================================================
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! %%%%% NETCDF DEFINITION SECTION %%%%%
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!=================================================================
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! Initialize the variable ID counter
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vId = 0
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EOF
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print $O "$txt\n";
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# Loop thru each line in the file
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for ( my $i = 0; $i < scalar( @lines ); $i++ ) {
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# Skip separator line
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if ( $lines[$i] eq '#' ) {
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# Do nothing
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}
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#----------------------------------------------------
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# FILENAME section
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#----------------------------------------------------
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elsif ( $lines[$i] =~ '!FILENAME:' ) {
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while ( $lines[++$i] ne '' ) {
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if ( !( $lines[$i] =~ '#' ) ) {
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&handleFileName( \*O, $lines[$i] );
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}
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}
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}
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#----------------------------------------------------
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# GLOBAL ATTRIBUTES section
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#----------------------------------------------------
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elsif ( $lines[$i] =~ '!GLOBAL ATTRIBUTES:' ) {
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# Add a spacer comment to the Fortran code
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$txt = " !--------------------------------\n";
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$txt .= " ! GLOBAL ATTRIBUTES\n";
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$txt .= " !--------------------------------\n";
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print $O "$txt\n";
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# Write Fortran calls to define global attributes
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while ( $lines[++$i] ne '' ) {
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if ( !( $lines[$i] =~ '#' ) ) {
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&handleGlobalAtts( \*O, $lines[$i] );
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}
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}
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}
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#----------------------------------------------------
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# DIMENSIONS section
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#----------------------------------------------------
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elsif ( $lines[$i] =~ '!DIMENSIONS:' ) {
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# Add a spacer comment to the Fortran code
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$txt = " !--------------------------------\n";
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$txt .= " ! DIMENSIONS\n";
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$txt .= " !--------------------------------\n";
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print $O "$txt\n";
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# Write Fortran calls to define dimensions
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while ( $lines[++$i] ne '' ) {
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if ( !( $lines[$i] =~ '#' ) ) {
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&handleDimensions( \*O, $lines[$i] );
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}
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}
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}
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#----------------------------------------------------
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# VARIABLES section
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#----------------------------------------------------
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elsif ( $lines[$i] =~ '!VARIABLES:' ) {
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# Write fortran calls to define variables
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while ( $lines[++$i] ne '' ) {
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if ( !( $lines[$i] =~ '#' ) ) {
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&handleVariables( \*O, $lines[$i] );
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}
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}
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}
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}
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#-------------------------------------------------------
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# Add a spacer comment to the Fortran code
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#-------------------------------------------------------
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$txt = <<EOF2;
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!=================================================================
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! %%%%% END OF NETCDF DEFINITION SECTION %%%%%
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!=================================================================
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CALL NcEnd_Def( $F_ID )
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! FORMAT statements
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100 FORMAT( a )
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110 FORMAT( '%% Opening file : ', a )
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120 FORMAT( '%% in directory : ', a, / , '%%' )
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END SUBROUTINE DEFINE_NETCDF_FILE
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EOF2
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print $O "$txt\n";
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# Return
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return( 0 );
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}
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#EOC
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !IROUTINE: handleFileName
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#
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# !DESCRIPTION: Routine handleFileName generates the proper Fortran calls
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# to NcdfUtilities routines for opening a netCDF file.
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#\\
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#\\
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# !INTERFACE:
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#
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sub handleFileName($$) {
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#
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# !INPUT PARAMETERS:
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#
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# $O : File handle
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# @lines : A single line from the resource file
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my ( $O, $line ) = @_;
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#
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# !CALLING SEQUENCE:
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# &handleFileName( \*O, $line );
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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#EOP
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#------------------------------------------------------------------------------
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#BOC
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#
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# !LOCAL VARIABLES:
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#
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my $ncDir = "";
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my $ncFile = "";
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my $ncPath = "";
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# Split the name on the equals sign
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my( $name, $value ) = &splitLine( $line, '=' );
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if ( $name =~ 'FileHandle' ) {
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return(0);
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} elsif ( $name =~ 'FileName' ) {
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# Full path name of the netCDF file
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my $ncPath = $value;
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# Split path into filename and diretory parts
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( $ncFile, $ncDir ) = &extractFile( $ncPath );
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my $txt = <<EOF;
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! Open filename
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nc_path = '$ncPath'
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CALL NcCr_Wr( $F_ID, TRIM(nc_path) )
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! Echo info to stdout
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nc_file = '$ncFile'
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nc_dir = '$ncDir'
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WRITE( 6, 100 ) REPEAT( '%', 79 )
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WRITE( 6, 110 ) TRIM( nc_file )
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WRITE( 6, 120 ) TRIM( nc_dir )
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! Turn filling off
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CALL NcSetFill( $F_ID, NF_NOFILL, omode )
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EOF
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# Write to file
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print $O "$txt\n";
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}
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# Return
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# &handleGlobalAtts(
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return( 0 );
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}
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#EOC
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#------------------------------------------------------------------------------
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# Harvard University Atmospheric Chemistry Modeling Group !
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#------------------------------------------------------------------------------
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#BOP
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#
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# !IROUTINE: handleGlobalAtts
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#
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# !DESCRIPTION: Routine handleGlobalAtts generates the proper Fortran calls
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# to NcdfUtilities routines for defining global attributes.
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#\\
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#\\
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# !INTERFACE:
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#
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sub handleGlobalAtts($$) {
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#
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# !INPUT PARAMETERS:
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#
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# $O : File handle
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# @lines : A single line from the resource file
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my ( $O, $line ) = @_;
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#
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# !CALLING SEQUENCE:
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# &handleGlobalAtts( \*O, $line );
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#
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# !REVISION HISTORY:
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# 27 Jan 2012 - R. Yantosca - Initial version
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#EOP
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#------------------------------------------------------------------------------
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#BOC
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#
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# !LOCAL VARIABLES:
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#
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# Split the name on the equals sign
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my( $name, $value ) = &splitLine( $line, '=' );
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# Define the text string
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my $txt = <<EOF;
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! Define the $name global attribute
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a_name = "$name"
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a_val = "$value"
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CALL NcDef_Glob_Attributes( $F_ID, TRIM(a_name), TRIM(a_val) )
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EOF
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# Write to file
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print $O "$txt\n";
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# Return
|
|
return( 0 );
|
|
}
|
|
#EOC
|
|
#------------------------------------------------------------------------------
|
|
# Harvard University Atmospheric Chemistry Modeling Group !
|
|
#------------------------------------------------------------------------------
|
|
#BOP
|
|
#
|
|
# !IROUTINE: handleDimensions
|
|
#
|
|
# !DESCRIPTION: Routine handleDimensions generates the proper Fortran calls
|
|
# to NcdfUtilities routines for defining netCDF dimensions.
|
|
#\\
|
|
#\\
|
|
# !INTERFACE:
|
|
#
|
|
sub handleDimensions($$) {
|
|
#
|
|
# !INPUT PARAMETERS:
|
|
#
|
|
# $O : File handle
|
|
# @lines : A single line from the resource file
|
|
my ( $O, $line ) = @_;
|
|
#
|
|
# !CALLING SEQUENCE:
|
|
# &handleDimensions( \*O, $line );
|
|
#
|
|
# !REVISION HISTORY:
|
|
# 27 Jan 2012 - R. Yantosca - Initial version
|
|
#EOP
|
|
#------------------------------------------------------------------------------
|
|
#BOC
|
|
#
|
|
# !LOCAL VARIABLES:
|
|
#
|
|
# Split the line on the equals sign
|
|
my( $name, $value ) = &splitLine( $line, '=' );
|
|
|
|
# HERE doc to define Fortran commands
|
|
my $txt = <<EOF;
|
|
! Define $name dimension
|
|
v_name = "$name"
|
|
CALL NcDef_Dimension( $F_ID, TRIM(v_name), $value, id_$name )
|
|
EOF
|
|
|
|
# Write to output file
|
|
print O "$txt\n";
|
|
|
|
# Return
|
|
return( 0 );
|
|
}
|
|
#EOC
|
|
#------------------------------------------------------------------------------
|
|
# Harvard University Atmospheric Chemistry Modeling Group !
|
|
#------------------------------------------------------------------------------
|
|
#BOP
|
|
#
|
|
# !IROUTINE: handleVariables
|
|
#
|
|
# !DESCRIPTION: Routine handleVariables generates the proper Fortran calls
|
|
# to NcdfUtilities routines for defining variables and variable attributes.
|
|
#\\
|
|
#\\
|
|
# !INTERFACE:
|
|
#
|
|
sub handleVariables($$) {
|
|
#
|
|
# !INPUT PARAMETERS:
|
|
#
|
|
# $O : File handle
|
|
# @line : A single line from the resource file
|
|
my ( $O, $line ) = @_;
|
|
#
|
|
# !CALLING SEQUENCE:
|
|
# &handleVariables( \*O, $line );
|
|
#
|
|
# !REVISION HISTORY:
|
|
# 27 Jan 2012 - R. Yantosca - Initial version
|
|
#EOP
|
|
#------------------------------------------------------------------------------
|
|
#BOC
|
|
#
|
|
# !LOCAL VARIABLES:
|
|
#
|
|
my $varName = "";
|
|
my $varSize = "";
|
|
my $varType = "";
|
|
my $varDim = "";
|
|
my $attName = "";
|
|
my $attValue = "";
|
|
my $NF_TYPE = "";
|
|
my $nDims = "";
|
|
my @dims = ();
|
|
my $dimArr = "";
|
|
my $dimDef = "";
|
|
my $txt = "";
|
|
|
|
# Split the line on the equals sign
|
|
my( $name, $value ) = &splitLine( $line, '=' );
|
|
|
|
#-----------------------------------------------------------------------
|
|
# If the $name field has a semicolon, then it is an attribute
|
|
#-----------------------------------------------------------------------
|
|
if ( $name =~ ':' ) {
|
|
|
|
# Get The variable name and attribute name
|
|
( $varName, $attName ) = &splitLine( $name, ':' );
|
|
|
|
# Attribute value
|
|
$attValue = $value;
|
|
|
|
# Write commands to disk
|
|
$txt = <<EOF;
|
|
! Define the "$varName:$attName" attribute
|
|
a_name = "$attName"
|
|
a_val = "$attValue"
|
|
CALL NcDef_Var_Attributes( $F_ID, vId, TRIM(a_name), TRIM(a_val) )
|
|
EOF
|
|
print $O "$txt\n";
|
|
}
|
|
|
|
#-----------------------------------------------------------------------
|
|
# If the $name field lacks a semicolon, then it is the variable name
|
|
#-----------------------------------------------------------------------
|
|
else {
|
|
|
|
# Get the variable name
|
|
$varName = $name;
|
|
|
|
# Find the variable type and variable dimension(s)
|
|
( $varType, $varDim ) = &splitLine( $value, '::' );
|
|
$varType =~ s/\*//g;
|
|
|
|
# Define the NF_TYPE for the output
|
|
if ( $varType =~ 'REAL8' ) { $NF_TYPE = "NF_DOUBLE"; }
|
|
if ( $varType =~ 'DOUBLE' ) { $NF_TYPE = "NF_DOUBLE"; }
|
|
elsif ( $varType =~ 'REAL4' ) { $NF_TYPE = "NF_FLOAT"; }
|
|
elsif ( $varType =~ 'FLOAT' ) { $NF_TYPE = "NF_FLOAT"; }
|
|
elsif ( $varType =~ 'INTEGER' ) { $NF_TYPE = "NF_INT"; }
|
|
elsif ( $varType =~ 'CHARACTER' ) { $NF_TYPE = "NF_CHAR"; }
|
|
|
|
# Get dimension information
|
|
@dims = split( ',', $varDim );
|
|
$nDims = scalar( @dims );
|
|
|
|
# Dimension array used in call to NcDef_Variable
|
|
$dimArr = "var$nDims"."d";
|
|
$dimDef = "$dimArr = (/ ";
|
|
for ( my $i=0; $i<$nDims; $i++ ) {
|
|
$dimDef .= "id_$dims[$i]";
|
|
if ( $i < $nDims-1 ) { $dimDef .= ", "; }
|
|
}
|
|
$dimDef .= " /)";
|
|
|
|
# Write commands to disk
|
|
$txt = <<EOF2;
|
|
!--------------------------------
|
|
! VARIABLE: $varName
|
|
!--------------------------------
|
|
|
|
! Define the "$varName" variable
|
|
v_name = "$varName"
|
|
vId = vId + 1
|
|
$dimDef
|
|
CALL NcDef_Variable( $F_ID, TRIM(v_name), $NF_TYPE, $nDims, $dimArr, vId )
|
|
EOF2
|
|
print $O "$txt\n";
|
|
|
|
}
|
|
|
|
# Return
|
|
return( 0 );
|
|
}
|
|
#EOC
|
|
#------------------------------------------------------------------------------
|
|
# Harvard University Atmospheric Chemistry Modeling Group !
|
|
#------------------------------------------------------------------------------
|
|
#BOP
|
|
#
|
|
# !IROUTINE: main
|
|
#
|
|
# !DESCRIPTION: Routine main is the driver routine for the ncCodeDef script.
|
|
#\\
|
|
#\\
|
|
# !INTERFACE:
|
|
#
|
|
sub main() {
|
|
#
|
|
# !CALLING SEQUENCE:
|
|
# &main();
|
|
#
|
|
# !REVISION HISTORY:
|
|
# 27 Jan 2012 - R. Yantosca - Initial version
|
|
#EOP
|
|
#------------------------------------------------------------------------------
|
|
#BOC
|
|
|
|
# Error check arguments
|
|
if ( scalar( @ARGV ) == 0 ) {
|
|
print "Usage: ncCodeDef RESOURCE-FILE\n";
|
|
exit(1);
|
|
}
|
|
|
|
# Read the resource file and generate Fortran code
|
|
&readRcFile( $ARGV[0] );
|
|
|
|
# Return normally
|
|
return( 0 );
|
|
}
|
|
#EOC
|
|
|
|
#------------------------------------------------------------------------------
|
|
|
|
# Start main program
|
|
main();
|
|
|
|
# Exit normally
|
|
exit(0);
|