COMP: add minimal test application

- uses wmake, without OpenFOAM libraries.

  The application and libray serve as a minimal test case for wmake,
  but can also be used to generate a minimal library/executable pair
  target for testing of packaging etc.

applications/test/00-dummy/Allwclean

@@ -0,0 +1,7 @@
+#!/bin/sh
+cd ${0%/*} || exit 1    # Run from this directory
+
+wclean libso dummy
+wclean
+
+#------------------------------------------------------------------------------

applications/test/00-dummy/Allwmake

@@ -0,0 +1,13 @@
+#!/bin/sh
+cd ${0%/*} || exit 1                        # Run from this directory
+
+# Can never be too certain ...
+# Compile tools for wmake
+( cd "${WM_DIR:?}/src" && make )
+
+#------------------------------------------------------------------------------
+
+wmake libso dummy
+wmake
+
+#------------------------------------------------------------------------------

applications/test/00-dummy/Make/files

@@ -0,0 +1,3 @@
+Test-dummyLib.C
+
+EXE = $(FOAM_APPBIN)/Test-dummyLib

applications/test/00-dummy/Make/options

@@ -0,0 +1,9 @@
+/* Without the normal defaults */
+PROJECT_INC     =
+PROJECT_LIBS    =
+
+
+EXE_INC = -Idummy
+
+EXE_LIBS = \
+    -lOpenFOAM-dummy

applications/test/00-dummy/Test-dummyLib.C

@@ -0,0 +1,65 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2018 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM 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.
+
+    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Description
+    Minimal compilation test with wmake, without OpenFOAM libraries.
+
+    The application and libray can also serve as a minimal test case for
+    wmake, or to provide a minimal library/executable target for testing.
+
+\*---------------------------------------------------------------------------*/
+
+#include "dummyLib.H"
+#include <iostream>
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+// Main program:
+
+int main(int argc, char *argv[])
+{
+    using wmake = Foam::Detail::dummyLib;
+
+    std::cout
+        << '\n'
+        << "OPENFOAM  = " << OPENFOAM << '\n'
+        << "label     = " << wmake::label_size << '\n'
+        << "scalar    = " << wmake::scalar_size
+        << " (" << wmake::precision << ")\n"
+        << "arch      = " << wmake::arch << '\n'
+        << "compiler  = " << wmake::compiler << '\n';
+
+
+    std::cout
+        << '\n'
+        << "archComp     = " << wmake::archComp << '\n'
+        << "archCompBase = " << wmake::archCompBase << '\n'
+        << "archCompFull = " << wmake::archCompFull << '\n';
+
+    std::cout
+        << '\n';
+
+    return 0;
+}
+
+
+// ************************************************************************* //

applications/test/00-dummy/dummy/Make/files

@@ -0,0 +1,3 @@
+dummyLib.C
+
+LIB = $(FOAM_LIBBIN)/libOpenFOAM-dummy

applications/test/00-dummy/dummy/Make/options

@@ -0,0 +1,12 @@
+/* Without the normal defaults */
+PROJECT_INC     =
+PROJECT_LIBS    =
+
+EXE_INC = \
+    -DWM_ARCH=\"$(WM_ARCH)\"  \
+    -DWM_COMPILER=\"$(WM_COMPILER)\" \
+    -DWM_COMPILE_OPTION=\"$(WM_COMPILE_OPTION)\" \
+    -DWM_OPTIONS=\"$(WM_OPTIONS)\"
+
+
+/* LIB_LIBS = */

applications/test/00-dummy/dummy/dummyLib.C

@@ -0,0 +1,79 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2018 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM 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.
+
+    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "dummyLib.H"
+
+// We know that our options file has properly defined types here
+
+#if defined WM_SP
+# define PRECISION    "SP"
+# define SCALAR_SIZE  (8*sizeof(float))
+#elif defined WM_DP
+# define PRECISION    "DP"
+# define SCALAR_SIZE  (8*sizeof(double))
+#else
+# define PRECISION    "QP"
+# define SCALAR_SIZE  (8*sizeof(long double))
+#endif
+
+
+// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
+
+const std::string Foam::Detail::dummyLib::arch(WM_ARCH);
+
+const std::string Foam::Detail::dummyLib::compiler(WM_COMPILER);
+
+const std::string Foam::Detail::dummyLib::precision(PRECISION);
+
+const std::string Foam::Detail::dummyLib::scalar_size
+(
+    std::to_string(SCALAR_SIZE)
+);
+
+const std::string Foam::Detail::dummyLib::label_size
+(
+    std::to_string(WM_LABEL_SIZE)
+);
+
+const std::string Foam::Detail::dummyLib::archComp
+(
+    WM_ARCH WM_COMPILER
+);
+
+const std::string Foam::Detail::dummyLib::archCompBase
+(
+    WM_ARCH WM_COMPILER PRECISION "Int"
+  + std::to_string(WM_LABEL_SIZE)
+);
+
+const std::string Foam::Detail::dummyLib::archCompFull
+(
+    WM_ARCH WM_COMPILER PRECISION "Int"
+  + std::to_string(WM_LABEL_SIZE)
+  + WM_COMPILE_OPTION
+);
+
+
+// ************************************************************************* //

applications/test/00-dummy/dummy/dummyLib.H

@@ -0,0 +1,90 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2018 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM 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.
+
+    OpenFOAM 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 OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Class
+    Foam::Detail::dummyLib
+
+Description
+    This class serves little useful purpose, but can be used to compile
+    into a dummy library and link against for a minimal application
+    that uses the wmake framework
+
+SourceFiles
+    dummyLib.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef dummyLib_H
+#define dummyLib_H
+
+#include <string>
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+namespace Detail
+{
+
+/*---------------------------------------------------------------------------*\
+                          Class dummyLib Declaration
+\*---------------------------------------------------------------------------*/
+
+struct dummyLib
+{
+    //- Compile-time value of WM_ARCH
+    static const std::string arch;
+
+    //- Compile-time value of WM_COMPILER
+    static const std::string compiler;
+
+    //- Compile-time equivalent to WM_PRECISION_OPTION
+    static const std::string scalar_size;
+
+    //- Compile-time of WM_LABEL_SIZE
+    static const std::string label_size;
+
+    //- Compile-time value of WM_PRECISION_OPTION
+    static const std::string precision;
+
+    //- Compile-time value of WM_ARCH + WM_COMPILER
+    static const std::string archComp;
+
+    //- Compile-time value of WM_ARCH + WM_COMPILER, precision, label-size
+    static const std::string archCompBase;
+
+    //- DIY Compile-time value of WM_OPTIONS
+    static const std::string archCompFull;
+};
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Detail
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //