Added a consistency check for the location of the installation.

Allwmake

 #!/bin/sh
 cd ${0%/*} || exit 1    # run from this directory
 
+if [ "$PWD" != "$WM_PROJECT_DIR" ]
+then
+    echo "Error: Current directory in not \$WM_PROJECT_DIR"
+    echo "    The environment variable are not consistent with the installation."
+    echo "    Check the OpenFOAM entries in your dot-files and source them."
+    exit 1
+fi
+
 # wmake is required for subsequent targets
 ( cd wmake/src && make )
 

applications/Allwmake

 #!/bin/sh
 cd ${0%/*} || exit 1    # run from this directory
+
+if [ "$PWD" != "$WM_PROJECT_DIR/applications" ]
+then
+    echo "Error: Current directory in not \$WM_PROJECT_DIR/applications"
+    echo "    The environment variable are not consistent with the installation."
+    echo "    Check the OpenFOAM entries in your dot-files and source them."
+    exit 1
+fi
+
 set -x
 
 wmake all solvers

src/Allwmake

 #!/bin/sh
 cd ${0%/*} || exit 1    # run from this directory
+
+if [ "$PWD" != "$WM_PROJECT_DIR/src" ]
+then
+    echo "Error: Current directory in not \$WM_PROJECT_DIR/src"
+    echo "    The environment variable are not consistent with the installation."
+    echo "    Check the OpenFOAM entries in your dot-files and source them."
+    exit 1
+fi
+
 set -x
 
 # update OpenFOAM version strings if required