Add esp32init prototype

esp32init purpose is to load the application from an application
partition.

Signed-off-by: Davide Bettio <[email protected]>

Author: bettio

libs/CMakeLists.txt

@@ -25,6 +25,7 @@ add_subdirectory(estdlib/src)
 add_subdirectory(eavmlib/src)
 add_subdirectory(alisp/src)
 add_subdirectory(etest/src)
+add_subdirectory(esp32boot)
 
 if (Elixir_FOUND)
     add_subdirectory(exavmlib/lib)

libs/esp32boot/CMakeLists.txt

@@ -0,0 +1,29 @@
+#
+# This file is part of AtomVM.
+#
+# Copyright 2023 Davide Bettio <[email protected]>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0 OR LGPL-2.1-or-later
+#
+
+project(esp32boot)
+
+include(BuildErlang)
+
+if (Elixir_FOUND)
+    pack_runnable(esp32boot esp32init eavmlib estdlib alisp exavmlib)
+else()
+    pack_runnable(esp32boot esp32init eavmlib estdlib alisp)
+endif()