esp32: add make examples, make clean to create/delete example projects

port/esp32/.gitignore

@@ -1,3 +1,29 @@
 build/
 sdkconfig.old
 !*.a
+ancs_client_demo/
+gap_dedicated_bonding/
+gap_inquiry/
+gap_le_advertisements/
+gatt_battery_query/
+gatt_browser/
+hfp_ag_demo/
+hfp_hf_demo/
+hsp_ag_demo/
+hsp_hs_demo/
+le_counter/
+le_streamer/
+le_streamer_client/
+led_counter/
+panu_demo/
+pbap_client_demo/
+sco_demo_util/
+sdp_bnep_query/
+sdp_general_query/
+sdp_rfcomm_query/
+sm_pairing_central/
+sm_pairing_peripheral/
+spp_and_le_counter/
+spp_counter/
+spp_flowcontrol/
+spp_streamer/

port/esp32/Makefile

@@ -0,0 +1,8 @@
+.phony: examples
+all: examples
+
+examples: 
+	./create_examples.py
+
+clean:
+	./delete_examples.py

port/esp32/delete_examples.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+#
+# Delete project files for all BTstack embedded examples in local port/esp32 folder
+
+import os
+import shutil
+import sys
+import time
+import subprocess
+
+# get script path
+script_path = os.path.abspath(os.path.dirname(sys.argv[0]))
+
+# path to examples
+examples_embedded = script_path + "/../../example/"
+
+# path to port/esp32
+apps_btstack = ""
+
+print("Deleting examples in local folder")
+
+# iterate over btstack examples
+for file in os.listdir(examples_embedded):
+    if not file.endswith(".c"):
+        continue
+    example = file[:-2]
+    apps_folder = apps_btstack + example + "/"
+    if os.path.exists(apps_folder):
+        shutil.rmtree(apps_folder)
+    print("- %s" % example)
+