CMakeLists.txt

#
#  Copyright 2014-2016 CyberVision, Inc.
#
#  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.
#

cmake_minimum_required(VERSION 2.8.8)

set (CMAKE_TOOLCHAIN_FILE "${CMAKE_CURRENT_SOURCE_DIR}/libs/kaa/toolchains/esp8266.cmake")
set (CMAKE_BUILD_TYPE MinSizeRel)

project(C-SDK-sample C)
set(APP_NAME demo_client)

set (KAA_PLATFORM esp8266)
set (KAA_MAX_LOG_LEVEL 0)

# Disable unused features
set (WITH_EXTENSION_CONFIGURATION OFF CACHE BOOL "")
set (WITH_EXTENSION_NOTIFICATION OFF CACHE BOOL "")
set (WITH_EXTENSION_LOGGING OFF CACHE BOOL "")
set (WITH_EXTENSION_CONFIGURATION OFF CACHE BOOL "")
set (WITH_ENCRYPTION OFF CACHE BOOL "")


# Target-independent flags.
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -g -Wall -Wextra")

# Path to the Kaa SDK.
add_subdirectory(libs/kaa)

# Directory containing target support library.
add_subdirectory(target/esp8266)

# This is required for ESP8266 platform
# due to it's specific requirements regarding linked executable.
# The blank.c file is a placeholder for CMake's add_executable()
# All the code (Kaa SDK, ESP8266 SDK and demo) is compiled as static libraries
# and linked into that executable.
add_library(${APP_NAME}_s STATIC src/kaa_demo.c)
file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/blank.c "")
add_executable(${APP_NAME} ${CMAKE_CURRENT_BINARY_DIR}/blank.c)
target_link_libraries(${APP_NAME} ${APP_NAME}_s)
target_link_libraries(${APP_NAME}_s target_support kaac)

# Strip the ELF
add_custom_command(TARGET ${APP_NAME} POST_BUILD COMMAND ${CMAKE_OBJCOPY} -O binary ${APP_NAME} ${APP_NAME}.bin)

install(TARGETS ${APP_NAME} DESTINATION bin)