esp32: re-implement integrate_btstack in python as rsync is missing in prebuild esp-idf windows toolchain

port/esp32/README.md

@@ -12,9 +12,11 @@ Status: Basic port incl. all examples. BTstack runs on dedicated FreeRTOS thread
 
 In port/esp32, run
 
-	./integrate_btstack.sh
+	./integrate_btstack.py
 
-The script will copy parts of the BTstack tree into the ESP-IDF as $IDF_PATH/components/btstack and then create project folders for all examples. Each example project folder, e.g. port/esp32/examples/spp_and_le_counter, contains a Makefile. Please run the command again after updating the BTstack tree to also update the copy in the ESP-IDF.
+The script will copy parts of the BTstack tree into the ESP-IDF as $IDF_PATH/components/btstack and then create project folders for all examples.
+
+Each example project folder, e.g. port/esp32/examples/spp_and_le_counter, contains a Makefile. Please run the command again after updating the BTstack tree (e.g. by git pull) to also update the copy in the ESP-IDF.
 
 To compile an example, run:
 

port/esp32/create_examples.py

@@ -31,9 +31,7 @@ EXAMPLE.h: $(COMPONENT_PATH)/EXAMPLE.gatt
 COMPONENT_EXTRA_CLEAN = EXAMPLE.h
 '''
 
-# get script path
-script_path = os.path.abspath(os.path.dirname(sys.argv[0]))
-
+def create_examples(script_path):
     # path to examples
     examples_embedded = script_path + "/../../example/"
 
@@ -99,3 +97,10 @@ for file in os.listdir(examples_embedded):
             print("- %s including GATT DB compilation rules" % example)
         else:
             print("- %s" % example)
+
+if __name__ == '__main__':
+    # get script path
+    script_path = os.path.abspath(os.path.dirname(sys.argv[0]))
+    create_examples(script_path)
+
+

port/esp32/integrate_btstack.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python
+
+#
+# Add btstack component to esp-idf
+#
+
+import os
+import sys
+import shutil
+import create_examples
+
+if not 'IDF_PATH' in os.environ:
+	print('Error: IDF_PATH not defined. Please set IDF_PATH as described here:\nhttp://esp-idf.readthedocs.io/en/latest/get-started/index.html#get-started-get-esp-idf');
+	sys.exit(10)
+
+IDF_PATH=os.environ['IDF_PATH']
+print("IDF_PATH=%s" % IDF_PATH)
+
+IDF_COMPONENTS=IDF_PATH + "/components"
+
+if not os.path.exists(IDF_COMPONENTS):
+	print("Error: No components folder at $IDF_PATH/components, please check IDF_PATH")
+	sys.exit(10)
+
+IDF_BTSTACK=IDF_COMPONENTS+"/btstack"
+
+if os.path.exists(IDF_BTSTACK):
+	print("Deleting old BTstack component %s" % IDF_BTSTACK)
+	shutil.rmtree(IDF_BTSTACK)
+
+# get local dir
+local_dir = os.path.abspath(os.path.dirname(sys.argv[0]))
+
+# create components/btstack
+print("Creating BTstack component at %s" % IDF_COMPONENTS)
+shutil.copytree(local_dir+'/components/btstack', IDF_BTSTACK)
+
+dirs_to_copy = [
+'src',
+'3rd-party/bluedroid',
+'3rd-party/hxcmod-player',
+'platform/freertos',
+'platform/embedded',
+'tool'
+]
+
+for dir in dirs_to_copy:
+	print('- %s' % dir)
+	shutil.copytree(local_dir + '/../../' + dir, IDF_BTSTACK + '/' + dir)
+
+# create example/btstack
+create_examples.create_examples(local_dir)

port/esp32/integrate_btstack.sh

@@ -1,36 +0,0 @@
-#/bin/sh
-
-# check esp-idf path
-if [ ! -f "$IDF_PATH/README.md" ]; then
-	echo "IDF_PATH not set, please follow esp-idf installation instructions"
-	echo "http://esp-idf.readthedocs.io/en/latest/get-started/index.html#setup-path-to-esp-idf"
-	exit 10
-fi
-
-echo "Integrating BTstack into esp-idf at $IDF_PATH"
-
-echo "Adding component/btstack"
-
-# create subsys/btstack
-rsync -a components/btstack ${IDF_PATH}/components
-
-# sync sources
-rsync -a ../../src ${IDF_PATH}/components/btstack
-
-# sync bludroid
-rsync -a ../../3rd-party/bluedroid ${IDF_PATH}/components/btstack/3rd-party
-
-# sync hxcmod player
-rsync -a ../../3rd-party/hxcmod-player ${IDF_PATH}/components/btstack/3rd-party
-
-# sync freertos support
-rsync -a ../../platform/freertos ${IDF_PATH}/components/btstack/platform
-
-# sync embedded run loop
-rsync -a ../../platform/embedded ${IDF_PATH}/components/btstack/platform
-
-# sync tools - used to access compile_gatt.py
-rsync -a ../../tool ${IDF_PATH}/components/btstack
-
-# create samples/btstack
-./create_examples.py