432 строки
12 KiB
Perl
Исполняемый файл
432 строки
12 KiB
Perl
Исполняемый файл
#!/usr/bin/perl
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# Copyright (c) 2004-2005 The Trustees of Indiana University.
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# All rights reserved.
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# Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
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# All rights reserved.
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# Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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# University of Stuttgart. All rights reserved.
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# Copyright (c) 2004-2005 The Regents of the University of California.
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# All rights reserved.
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# $COPYRIGHT$
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#
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# Additional copyrights may follow
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#
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# $HEADER$
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#
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# This script is used to automatically generate the fortran bindings. It generates
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# four files .MPIF_H, mpif.h mpif_.h mpif__.h
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#
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#open the files
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open(MPI_H, ".mpi_src.h") || print "could not open mpi.h \n";
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open(MPIF_H, "> .mpif.h") || print "could not open mpif.h \n";
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#iterate over the file till we are done with all changes
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while (<MPI_H>) {
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if (!/c2f|f2c/) { #c2f functions are not needed
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$_ = lc($_);
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s/\bconst\b//g; # consts are not a part of fortran bindings
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s/void\s*\*+/char /g; # replaces void * and void ** parameters
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s/void//g; #these are for void arguments
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s/^\s+//; # trim leading whitespace
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s/\s+/ /g; # trim whitespace within text
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s/\s+$/\n/; # trim trailing whitespace
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/(.*[^;])\n/ && ($_ = $1." "); # remove multi-line function declarations
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print MPIF_H;
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}
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}
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close(MPI_H);
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close(MPIF_H);
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#
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# further processing
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#
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open(MPIF_H, ".mpif.h") || print "could not open mpif.h \n";
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open(TEMP_H, "> temp.h") || print "could not open temp.h \n";
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while (<MPIF_H>) {
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s/^int{1,1}/void/; #makes the return type of the functions as void if it was int before
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# this loop replaces mpi_comm, mpi_datatype etc with MPI_Fint *
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#while (/\w+\w+\(.*mpi_.*/){
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#s/(\w+\w+\(.*)mpi_\w+/$1MPI_Fint/g;
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s/, +/,/g;
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s/\( +/\(/g;
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1 while s/(?<=[\(,\t])mpi_\w+/MPI_Fint/g;
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#}
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s/\bint\b/MPI_Fint/g; #this removes all int's and replaces them with MPI_Fints
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s/\*+//g; #remove all pointers and pointers to pointers
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s/\[//g; #remove all array notations
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s/\]//g; #remove all array notations
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# s/ +/ /g; # trim whitespace within text
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s/,\s+/,/g; # remove all spaces after commas, this is for future preparation
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s/(\w+)\s(\w+)([,\)])/$1 \*$2$3/g; #make all parameters pointers
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s/(\w+)\)/$1,MPI_Fint *ierr\)/; #additional argument required for all fortran functions
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s/\(\)/\(MPI_Fint *ierr\)/; #additional argument required for all fortran functions
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s/,/, /g;
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s/,\s*\.\.\.//g; # this is to handle mpi_pcontrol
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print TEMP_H;
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}
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close(TEMP_H);
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close(MPIF_H);
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system ("mv temp.h .mpif.h");
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#
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#now to generate the different flavors of the fortran bindings, we need to have
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#_f, all caps, single underscore and double underscore. This should be simple to
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#generate from the above file
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#
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#
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# 1. generate single underscore
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#
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open(MPIF__H, "> .mpif_.h") || print "could not open .mpif_.h \n";
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open(MPIF_H, ".mpif.h") || print "could not open .mpif.h \n";
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while (<MPIF_H>) {
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s/(mpi_\w+){1,1}/$1_/;
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print MPIF__H;
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}
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close(MPIF_H);
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close(MPIF__H);
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#
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# 2. generate _f
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#
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open(MPIF_F_H, "> .mpif_f.h") || print "could not open mpif_f.h \n";
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open(MPIF_H, ".mpif.h") || print "could not open mpif.h \n";
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while (<MPIF_H>) {
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s/(mpi_\w+){1,1}/$1_f/;
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print MPIF_F_H;
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}
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close(MPIF_H);
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close(MPIF_F_H);
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#
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# 3. generate double underscore
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#
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open(MPIF___H, "> .mpif__.h") || print "could not open mpif__.h \n";
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open(MPIF_H, ".mpif.h") || print "could not open mpif.h \n";
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while (<MPIF_H>) {
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s/(mpi_\w+){1,1}/$1__/;
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print MPIF___H;
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}
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close(MPIF_H);
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close(MPIF___H);
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#
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# 4. generate all caps
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#
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open(mpif_h, "> .MPIF.h") || print "could not open MPIF.h \n";
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open(MPIF_H, ".mpif.h") || print "could not open mpif.h \n";
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while (<MPIF_H>) {
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(/(\w+\s)(mpi_\w+){1,1}(.*\n)/) && ($_ = $1.uc($2).$3);
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print mpif_h;
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}
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close(MPIF_H);
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close(mpif_h);
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#
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# Now we have to put all this together to form prototypes_mpi.h
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# the template for prototypes_mpi.h is as follows
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#
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$header =
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"#ifndef OMPI_F77_PROTOTYPES_MPI_H
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#define OMPI_F77_PROTOTYPES_MPI_H
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/*
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* \$HEADER\$
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* This file prototypes all MPI fortran functions in all four fortran
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* symbol conventions as well as all the internal real OMPI wrapper
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* functions (different from any of the four fortran symbol
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* conventions for clarity, at the cost of more typing for me...).
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* This file is included in the top-level build ONLY. The prototyping
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* is done ONLY for MPI_* bindings
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*
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* Zeroth, the OMPI wrapper functions, with a _f suffix.
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*
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* This is needed ONLY if the lower-level prototypes_pmpi.h has not
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* already been included
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*/
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#ifndef OMPI_F77_PROTOTYPES_PMPI_H
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/*
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* mpi_*_f definitions go here --- .mpif_f.h
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*/\n";
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$endif = "#endif\n\n";
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#
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# Now lets open up all the files and write it to prototypes.h
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#
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open(proto, "> prototypes_mpi.h") || print "could not open prototypes_mpi.h \n";
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open(MPIF_H, ".mpif.h") || print "could not open .mpif.h \n";
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open(MPIF_F_H, ".mpif_f.h") || print "could not open .mpif_f.h \n";
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open(MPIF__H, ".mpif_.h") || print "could not open .mpif_.h \n";
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open(MPIF___H, ".mpif__.h") || print "could not open .mpif__.h \n";
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open(mpif_h, ".MPIF.h") || print "could not open .MPIF.h \n";
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print proto $header;
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while (<MPIF_F_H>) {
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print proto;
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}
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print proto $endif;
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print proto "/*These are the all lower case prototypes*/\n\n";
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while (<MPIF_H>) {
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print proto;
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}
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print proto "/*This is the single underscore prototypes*/\n\n";
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while (<MPIF__H>) {
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print proto;
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}
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print proto "/*This is the double underscore prototypes*/\n\n";
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while (<MPIF___H>) {
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print proto;
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}
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print proto "/*This is the all upper case prototypes*/\n\n";
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while (<mpif_h>) {
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print proto;
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}
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print proto $endif;
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close(MPIF_H);
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close(MPIF__H);
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close(MPIF___H);
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close(MPIF_F_H);
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close(mpif_h);
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close(proto);
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#
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# Now we have the prototype ready, all we need to do is generate the files. For this, we need to
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# write out all the #defines. To do this we need a template in which we call fill in things wherever
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# we need it.
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#
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# This is the body of the function
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$function_body =
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"{
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}\n";
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# This is the boiler plate header which goes on top of every header
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$boiler_plate =
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"/*
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* \$HEADER\$
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*/
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#include \"ompi_config.h\"
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#include <stdio.h>
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#include \"mpi.h\"
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#include \"mpi/f77/bindings.h\"\n\n";
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$have_weak_and_want_profile = "#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILE_LAYER";
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$no_weak_and_want_profile = "#elif OMPI_PROFILE_LAYER";
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$have_weak = "#if OMPI_HAVE_WEAK_SYMBOLS";
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$no_weak_and_no_profile = "#if ! OMPI_HAVE_WEAK_SYMBOLS && ! OMPI_PROFILE_LAYER";
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#
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# Now lets get down to the actual dirty job
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#
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open (MPIF_H, ".mpif.h") || print "Could not open .mpif.h for creating files\n";
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#
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# This while loop goes through every single entry and creates the files
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#
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while (<MPIF_H>) {
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(/\w+\s(mpi_\w+)/) && ($function_name = $1);
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# get all the required variables in
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$function_name_ = $function_name . "_";
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$function_name__ = $function_name . "__";
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$FUNCTION_NAME = uc($function_name);
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$function_name_f = $function_name . "_f";
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(/mpi_(\w+)/) && ($file_name = $1 . "_f.c");
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(/(\(.*\))/) && ($function_params_with_types = $1);
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$function_params_without_types = $function_params_with_types;
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$function_params_without_types =~ s/\w+\s\*//g;
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(/^(\w+\s)(mpi_\w+)(.*);/) && ($function_signature = $1.$function_name_f.$3."\n");
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#create the weak symbol declarations
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$pmpi_weak = "
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#pragma weak P$FUNCTION_NAME = $function_name_f
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#pragma weak p$function_name = $function_name_f
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#pragma weak p$function_name_ = $function_name_f
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#pragma weak p$function_name__ = $function_name_f\n";
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$mpi_weak = "
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#pragma weak $FUNCTION_NAME = $function_name_f
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#pragma weak $function_name = $function_name_f
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#pragma weak $function_name_ = $function_name_f
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#pragma weak $function_name__ = $function_name_f\n";
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#create the non-weak symbol variables
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$redefine_pmpi = "
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OMPI_GENERATE_F77_BINDINGS (P$FUNCTION_NAME,
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p$function_name,
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p$function_name_,
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p$function_name__,
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p$function_name_f,
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$function_params_with_types,
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$function_params_without_types )\n";
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$redefine_mpi = "
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OMPI_GENERATE_F77_BINDINGS ($FUNCTION_NAME,
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$function_name,
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$function_name_,
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$function_name__,
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$function_name_f,
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$function_params_with_types,
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$function_params_without_types )\n";
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# Now we can start creating the file
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open(FILE, "> $file_name") || print "Could not open $file_name for writing\n";
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#write out the header
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print FILE $boiler_plate;
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print FILE $have_weak_and_want_profile;
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print FILE $pmpi_weak;
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print FILE $no_weak_and_want_profile;
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print FILE $redefine_pmpi;
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print FILE $endif;
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print FILE $have_weak;
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print FILE $mpi_weak;
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print FILE $endif;
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print FILE $no_weak_and_no_profile;
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print FILE $redefine_mpi;
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print FILE $endif;
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print FILE $function_signature;
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print FILE $function_body;
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close(FILE);
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}
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close(MPIF_H);
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# Now have to generate profile/defines.h and profile/prototypes_mpi.h
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# both of these arew easy. profile/defines.h is nothing but #defines
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# of the mpi_*_f functions to be pmpi functions
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$header =
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"#ifndef OMPI_F77_PROTOTYPES_PMPI_H
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#define OMPI_F77_PROTOTYPES_PMPI_H
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/*
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* \$HEADER\$
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* This file prototypes all MPI fortran functions in all four fortran
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* symbol conventions as well as all the internal real OMPI wrapper
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* functions (different from any of the four fortran symbol
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* conventions for clarity, at the cost of more typing for me...).
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* This file is included in the top-level build ONLY. The prototyping
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* is done ONLY for MPI_* bindings
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*
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* Zeroth, the OMPI wrapper functions, with a _f suffix.
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*
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* This is needed ONLY if the lower-level prototypes_pmpi.h has not
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* already been included
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*/
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/*
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* pmpi_*_f definitions go here --- .mpif_f.h
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*/\n ";
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$endif = "#endif\n\n";
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#
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# Now lets open up all the files and write it to prototypes.h
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#
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open(proto, "> prototypes_pmpi.h")|| print "Could not open prototypes_pmpi.h\n";
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open(MPIF_H, ".mpif.h") || print "could not open .mpif.h \n";
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open(MPIF_F_H, ".mpif_f.h") || print "could not open .mpif_f.h \n";
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open(MPIF__H, ".mpif_.h") || print "could not open .mpif_.h \n";
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open(MPIF___H, ".mpif__.h") || print "could not open .mpif__.h \n";
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open(mpif_h, ".MPIF.h") || print "could not open .MPIF.h \n";
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print proto $header;
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while (<MPIF_F_H>) {
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(/^(\w+\s)(mpi_\w+)(.*)/) && ($_ = $1."p".$2.$3."\n");
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print proto;
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}
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print proto "/*This is the all lower case prototypes*/\n\n";
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while (<MPIF_H>) {
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(/^(\w+\s)(mpi_\w+)(.*)/) && ($_ = $1."p".$2.$3."\n");
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print proto;
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}
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print proto "/*This is the single underscore prototypes*/\n\n";
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while (<MPIF__H>) {
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(/^(\w+\s)(mpi_\w+)(.*)/) && ($_ = $1."p".$2.$3."\n");
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print proto;
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}
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print proto "/*This is the double underscore prototypes*/\n\n";
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while (<MPIF___H>) {
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(/^(\w+\s)(mpi_\w+)(.*)/) && ($_ = $1."p".$2.$3."\n");
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print proto;
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}
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print proto "/*This is the all upper case prototypes*/\n\n";
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while (<mpif_h>) {
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(/^(\w+\s)(MPI_\w+)(.*)/) && ($_ = $1."P".$2.$3."\n");
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print proto;
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}
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print proto $endif;
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close(MPIF_H);
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close(MPIF__H);
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close(MPIF___H);
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close(MPIF_F_H);
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close(mpif_h);
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close(proto);
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#
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# Now to generate the defines for mpi to pmpi
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#
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open(MPI_H, ".mpif_f.h") || print "Error opening .mpif_f.h";
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open(PMPI_H, "> defines.h") || print "Error opening defines.h";
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$boiler_plate = "
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/*
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* \$HEADER\$
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*/
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#ifndef OMPI_F77_PROFILE_DEFINES_H
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#define OMPI_F77_PROFILE_DEFINES_H\n\n";
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print PMPI_H $boiler_plate;
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while (<MPI_H>) {
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(/^(\w+\s)(mpi_\w+)(.*)/) && ($mpi_definition = $2);
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$line_to_print = "#define $mpi_definition p$mpi_definition\n";
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print PMPI_H $line_to_print;
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}
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print PMPI_H $endif;
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close(MPI_H);
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close(PMPI_H);
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system("mv prototypes_pmpi.h profile/prototypes_pmpi.h");
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system("mv defines.h profile/defines.h");
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system("rm -rf .mpif_f.h .mpif.h .mpif_.h .mpif__.h MPIF.h");
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