Added Environment Sourcing Script

set_env.sh

+#-----------------------------------------------------------------------------
+# SoC Labs Environment Setup Script
+# A joint work commissioned on behalf of SoC Labs, under Arm Academic Access license.
+#
+# Contributors
+#
+# David Mapstone (d.a.mapstone@soton.ac.uk)
+#
+# Copyright  2023, SoC Labs (www.soclabs.org)
+#-----------------------------------------------------------------------------
+#!/bin/bash
+
+# Get Root Location of Repository
+if [ -z $DESIGN_ROOT ]; then
+    # If $DESIGN_ROOT hasn't been set yet
+    DESIGN_ROOT=`git rev-parse --show-superproject-working-tree`
+    if [ -z $DESIGN_ROOT ]; then
+        # If not in a submodule
+        DESIGN_ROOT=`git rev-parse --show-toplevel`
+    fi
+fi
+
+# Set Environment Variable for this Repository
+export WRAP_ACC_DIR="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
+
+# If this Repo is root of workspace
+if [ $WRAP_ACC_DIR = $DESIGN_ROOT ]; then
+    echo "Design Workspace: $WRAP_ACC_DIR" 
+    export $DESIGN_ROOT
+fi
+
+# Source environment variables for all submodules
+for d in $WRAP_ACC_DIR/* ; do
+    if [ -f "$d/.git" ]; then
+        if [ -f "$d/set_env.sh" ]; then
+        # If .git file exists - submodule
+            source $d/set_env.sh
+        fi
+    fi
+done
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