Modified buid_examples.sh to handle new locations of examples

make/build_examples.sh

@@ -15,7 +15,10 @@ FAILED_EXAMPLES=""
 
 RESULT_WARNINGS=22  # magic number result code for "warnings found"
 
-for example in ${IDF_PATH}/examples/*; do
+# traverse categories
+for category in ${IDF_PATH}/examples/*; do
+    # traverse examples within each category
+    for example in ${category}/*; do
         [ -f ${example}/Makefile ] || continue
         echo "Building ${example} as ${EXAMPLE_NUM}..."
         mkdir -p example_builds/${EXAMPLE_NUM}
@@ -44,6 +47,7 @@ for example in ${IDF_PATH}/examples/*; do
 
         rm -f $BUILDLOG
     done
+done
 
 if [ $RESULT -eq $RESULT_WARNINGS ]; then
     echo "Build would have passed, except for warnings."