Support for building and running external apps (#112)

TactilityC/CMakeLists.txt

@@ -0,0 +1,40 @@
+cmake_minimum_required(VERSION 3.16)
+
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+if (DEFINED ENV{ESP_IDF_VERSION})
+    file(GLOB_RECURSE SOURCE_FILES Source/*.c*)
+
+    idf_component_register(
+        SRCS ${SOURCE_FILES}
+        INCLUDE_DIRS "Source/"
+        REQUIRES Tactility TactilityCore TactilityHeadless lvgl elf_loader
+    )
+
+    add_definitions(-DESP_PLATFORM)
+else()
+    file(GLOB_RECURSE SOURCES "Source/*.c**")
+    file(GLOB_RECURSE HEADERS "Source/*.h**")
+
+    add_library(TactilityC OBJECT)
+
+    target_sources(TactilityC
+        PRIVATE ${SOURCES}
+        PUBLIC ${HEADERS}
+    )
+
+    target_include_directories(TactilityC
+        PUBLIC Source/
+    )
+
+    add_definitions(-D_Nullable=)
+    add_definitions(-D_Nonnull=)
+    target_link_libraries(TactilityC
+        PRIVATE Tactility
+        PRIVATE TactilityCore
+        PRIVATE TactilityHeadless
+        PRIVATE lvgl
+    )
+endif()
+