Add component CMakeLists.txt file for use with CMake-based build system

Author: projectgus

Diff for: CMakeLists.txt

@@ -0,0 +1,24 @@
+file(GLOB core_srcs
+  libraries/*/src/*.c
+  libraries/*/src/*.cpp
+  cores/esp32/*.c
+  cores/esp32/*.cpp
+  cores/esp32/libb64/*.c
+  )
+
+# Note: we set COMPONENT_SRCS not COMPONENT_SRCDIRS here because
+# not all of libraries/*/src contain source files, some are
+# header-only...
+set(COMPONENT_SRCS cores/esp32/ cores/esp32/libb64 ${core_srcs})
+
+file(GLOB core_lib_dirs LIST_DIRECTORIES true
+  libraries/*/src/)
+
+set(COMPONENT_ADD_INCLUDEDIRS cores/esp32 variants/esp32 ${core_lib_dirs})
+set(COMPONENT_PRIV_INCLUDEDIRS cores/esp32/libb64)
+
+set(COMPONENT_REQUIRES spi_flash mbedtls mdns ethernet)
+set(COMPONENT_PRIV_REQUIRES fatfs nvs_flash app_update spiffs bootloader_support)
+
+register_component()
+