Avoid file copy on Windows lnInclude

wmake/genInclude.pl

@@ -0,0 +1,67 @@
+#!/usr/bin/perl
+#------------------------------------------------------------------------------
+# =========                 |
+# \\      /  F ield         | foam-extend: Open Source CFD
+#  \\    /   O peration     | Version:     3.2
+#   \\  /    A nd           | Web:         http://www.foam-extend.org
+#    \\/     M anipulation  | For copyright notice see file Copyright
+#------------------------------------------------------------------------------
+# License
+#     This file is part of foam-extend.
+#
+#     foam-extend is free software: you can redistribute it and/or modify it
+#     under the terms of the GNU General Public License as published by the
+#     Free Software Foundation, either version 3 of the License, or (at your
+#     option) any later version.
+#
+#     foam-extend is distributed in the hope that it will be useful, but
+#     WITHOUT ANY WARRANTY; without even the implied warranty of
+#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#     General Public License for more details.
+#
+#     You should have received a copy of the GNU General Public License
+#     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Script
+#     genInclude.pl
+#
+# Description
+#     Generates include files into lnInclude, as an alternative to creating
+#     symbolic links (useful for Windows)
+#
+# Usage:
+#     genInclude.pl <PATH_TO_SOURCE_FILE> .
+#
+# Author:
+#     Cesare Guardino, Alstom Power Ltd., (2015)
+#
+#------------------------------------------------------------------------------
+
+use strict;
+use warnings;
+
+use Cwd;
+use Cwd 'abs_path';
+use File::Basename;
+
+my $cwd = cwd();
+
+my $source = abs_path($ARGV[0]);
+my $fileName = basename($source);
+$cwd =~ s/lnInclude//;
+$source =~ s/$cwd//;
+
+my $dir = $cwd;
+$dir =~ s/^.*\/src\///;
+
+my $link = $dir . $source;
+
+my $incGuardName = uc "INC_$fileName";
+$incGuardName =~ s/\./_/;
+open (FILE, '>', $fileName) or die ("ERROR: Can't open '$fileName' [$!]");
+print FILE "#ifndef $incGuardName\n";
+print FILE "#define $incGuardName\n";
+print FILE "#include \"$link\"\n";
+print FILE "#endif\n";
+close (FILE);
+

wmake/wmakeLnInclude

@@ -148,9 +148,15 @@ find -L . -type l -exec rm {} \;
 # create links, avoid recreating links unless necessary
 # things placed in the 'noLink' directory are skipped
 #
+if [ "$WM_ARCH_BASE" == "mingw" ] ; then
+    lnCmd="genInclude.pl"
+else
+    lnCmd="ln $lnOpt"
+fi
+
 find .. $findOpt \
     \( -name lnInclude -o -name Make -o -name config -o -name noLink \) -prune \
  -o \( -name '*.[CHh]' -o -name '*.[ch]xx' -o -name '*.[ch]pp' -o -name '*.type' \)  \
- -exec ln $lnOpt {} . \;
+ -exec $lnCmd {} . \;
 
 #------------------------------------------------------------------------------