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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required (VERSION 3.10)
project ("cc.mqttsn.commsdsl")
option (MQTTSN_WARN_AS_ERR "Treat compilation warnings as errors." ON)
option (MQTTSN_USE_CCACHE "Use ccache." OFF)
option (MQTTSN_GEN_PROTOCOL "Use commsdsl2comms to generate protocol definition" ON)
option (MQTTSN_BUILD_PROTOCOL "Build and install protocol definition generated by the commsdsl2comms" ${MQTTSN_GEN_PROTOCOL})
option (MQTTSN_BUILD_PROT_DOC "Build documentation for generated protocol" OFF)
option (MQTTSN_GEN_TEST "Use commsdsl2test to generate test project." OFF)
option (MQTTSN_BUILD_TEST "Build and install project generated by the commsdsl2test." ${MQTTSN_GEN_TEST})
option (MQTTSN_GEN_TOOLS "Use commsdsl2tools_qt to generate cc_tools_qt plugin project." OFF)
option (MQTTSN_BUILD_TOOLS "Build and install project generated by the commsdsl2tools_qt." ${MQTTSN_GEN_TOOLS})
option (MQTTSN_GEN_SWIG "Use commsdsl2swig to generate swig bindings project." OFF)
option (MQTTSN_BUILD_SWIG "Build and install project generated by the commsdsl2swig." ${MQTTSN_GEN_SWIG})
option (MQTTSN_GEN_EMSCRIPTEN "Use commsdsl2emscripten to generate emscripten bindings project." OFF)
option (MQTTSN_BUILD_EMSCRIPTEN "Build and install project generated by the commsdsl2emscripten." ${MQTTSN_GEN_EMSCRIPTEN})
# Additional variables to be used if needed
# ---------------------------
# MQTTSN_PROT_OUTPUT_DIR - Path to protocol output directory. If not provided <build_dir>/output one is used.
# MQTTSN_TEST_OUTPUT_DIR - Path to test output directory. If not provided <build_dir>/output_tools one is used.
# MQTTSN_TOOLS_OUTPUT_DIR - Path to tools output directory. If not provided <build_dir>/output_tools one is used.
# MQTTSN_TOOLS_QT_VER - Major Qt version to be used when building tools output. Defaults to 5
# MQTTSN_SWIG_OUTPUT_DIR - Path to swig output directory. If not provided <build_dir>/output_swig one is used.
# MQTTSN_SWIG_SRC_DIR - Path to the commsdsl2swig sources. If not provided local "src/swig" dir is used.
# MQTTSN_SWIG_LANGUAGES - Languages list to support by swig. If not provided "python java csharp" are chosen
# MQTTSN_EMSCRIPTEN_OUTPUT_DIR - Path to emscripten output directory. If not provided <build_dir>/output_emscripten one is used.
# MQTTSN_CCACHE_EXECUTABLE - Custom ccache executable
# COMMSDSL2COMMS_EXTRA_ARGS - Extra arguments to pass to "commsdsl2comms"
# COMMSDSL2TEST_EXTRA_ARGS - Extra arguments to pass to "commsdsl2test"
# COMMSDSL2TOOLS_QT_EXTRA_ARGS - Extra arguments to pass to "commsdsl2tools_qt"
# COMMSDSL2SWIG_EXTRA_ARGS - Extra arguments to pass to "commsdsl2swig"
# COMMSDSL2EMSCRIPTEN_EXTRA_ARGS - Extra arguments to pass to "commsdsl2emscripten"
set (MQTTSN_VERSION "2.9")
set (MQTTSN_MIN_COMMSDSL_VERSION "6.3.4")
if ("${CMAKE_CXX_STANDARD}" STREQUAL "")
set(CMAKE_CXX_STANDARD 17)
endif ()
set (EXTERNALS_DIR "${PROJECT_SOURCE_DIR}/externals")
set (PROT_OUTPUT_TGT "prot_output_tgt")
set (schema_file "${CMAKE_SOURCE_DIR}/dsl/schema.xml")
if ("${MQTTSN_PROT_OUTPUT_DIR}" STREQUAL "")
set (MQTTSN_PROT_OUTPUT_DIR "${CMAKE_BINARY_DIR}/output")
endif ()
if ("${MQTTSN_TEST_OUTPUT_DIR}" STREQUAL "")
set (MQTTSN_TEST_OUTPUT_DIR "${CMAKE_BINARY_DIR}/output_test")
endif ()
if ("${MQTTSN_TOOLS_OUTPUT_DIR}" STREQUAL "")
set (MQTTSN_TOOLS_OUTPUT_DIR "${CMAKE_BINARY_DIR}/output_tools")
endif ()
if ("${MQTTSN_SWIG_OUTPUT_DIR}" STREQUAL "")
set (MQTTSN_SWIG_OUTPUT_DIR "${CMAKE_BINARY_DIR}/output_swig")
endif ()
if ("${MQTTSN_SWIG_SRC_DIR}" STREQUAL "")
set (MQTTSN_SWIG_SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src/swig)
endif ()
if ("${MQTTSN_SWIG_LANGUAGES}" STREQUAL "")
set (MQTTSN_SWIG_LANGUAGES python java csharp)
endif ()
if ("${MQTTSN_EMSCRIPTEN_OUTPUT_DIR}" STREQUAL "")
set (MQTTSN_EMSCRIPTEN_OUTPUT_DIR "${CMAKE_BINARY_DIR}/output_emscripten")
endif ()
if ("${MQTTSN_TOOLS_QT_VER}" STREQUAL "")
set (MQTTSN_TOOLS_QT_VER 5)
endif ()
set (warn_as_error "--warn-as-err")
if (NOT MQTTSN_WARN_AS_ERR)
set (warn_as_error)
endif ()
include (ExternalProject)
if (MQTTSN_GEN_PROTOCOL)
find_program(COMMSDSL2COMMS commsdsl2comms PATH_SUFFIXES bin REQUIRED)
execute_process(COMMAND "${COMMSDSL2COMMS}" --version OUTPUT_VARIABLE commsdsl2comms_version)
if ("${commsdsl2comms_version}" VERSION_LESS "${MQTTSN_MIN_COMMSDSL_VERSION}")
message (FATAL_ERROR "Version of commsdsl2comms is too old, required minimum is v${MQTTSN_MIN_COMMSDSL_VERSION}.")
endif ()
set (prot_tmp_dir "${CMAKE_BINARY_DIR}/output.tmp")
add_custom_target(rm_prot_tmp_tgt
COMMAND ${CMAKE_COMMAND} -E remove_directory ${prot_tmp_dir}
)
add_custom_command(
OUTPUT ${prot_tmp_dir}
DEPENDS ${schema_file} ${src_files} rm_prot_tmp_tgt
COMMAND ${COMMSDSL2COMMS} ${warn_as_error} -V ${MQTTSN_VERSION} ${code_input_param}
-o ${prot_tmp_dir} -c ${PROJECT_SOURCE_DIR}/src/protocol
${COMMSDSL2COMMS_EXTRA_ARGS} ${schema_file}
)
set (readme_file "${prot_tmp_dir}/README.md")
add_custom_command(
OUTPUT ${readme_file}
DEPENDS ${prot_tmp_dir}
COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/readme.generated ${readme_file}
)
add_custom_target(${PROT_OUTPUT_TGT} ALL
COMMAND ${CMAKE_COMMAND}
-DGENERATED="${prot_tmp_dir}" -DOUTPUT="${MQTTSN_PROT_OUTPUT_DIR}"
-P "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake"
DEPENDS ${prot_tmp_dir} "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake" ${schema_file})
if (MQTTSN_BUILD_PROTOCOL)
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${MQTTSN_PROT_OUTPUT_DIR}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${MQTTSN_PROT_OUTPUT_DIR}/dummy.txt
)
set (prot_build_dir ${CMAKE_CURRENT_BINARY_DIR}/prot_tgt_build)
ExternalProject_Add(
"prot_tgt"
BUILD_ALWAYS TRUE
DEPENDS ${PROT_OUTPUT_TGT}
SOURCE_DIR ${MQTTSN_PROT_OUTPUT_DIR}
BINARY_DIR ${prot_build_dir}
INSTALL_DIR ${CMAKE_INSTALL_PREFIX}
CMAKE_ARGS
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_GENERATOR=${CMAKE_GENERATOR} -DCMAKE_GENERATOR_PLATFORM=${CMAKE_GENERATOR_PLATFORM}
-DCMAKE_GENERATOR_TOOLSET=${CMAKE_GENERATOR_TOOLSET} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
-DOPT_REQUIRE_COMMS_LIB=OFF -DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}
)
find_package(Doxygen)
if (MQTTSN_BUILD_PROT_DOC AND DOXYGEN_FOUND)
ExternalProject_Add_Step(
"prot_tgt"
"doc"
COMMAND ${CMAKE_COMMAND} --build ${prot_build_dir} --target doc_cc_mqttsn
DEPENDEES "build"
DEPENDERS "install"
)
endif ()
endif ()
endif ()
set (combined_prefix_path ${CMAKE_INSTALL_PREFIX} ${CMAKE_PREFIX_PATH})
string (REPLACE ";" "|" combined_prefix_path_str "${combined_prefix_path}")
if (MQTTSN_GEN_TEST)
find_program(COMMSDSL2TEST commsdsl2test PATH_SUFFIXES bin REQUIRED)
execute_process(COMMAND "${COMMSDSL2TEST}" --version OUTPUT_VARIABLE commsdsl2test_version)
if ("${commsdsl2test_version}" VERSION_LESS "${MQTTSN_MIN_COMMSDSL_VERSION}")
message (FATAL_ERROR "Version of commsdsl2test is too old, required minimum is v${MQTTSN_MIN_COMMSDSL_VERSION}.")
endif ()
set (test_tmp_dir "${CMAKE_BINARY_DIR}/output_test.tmp")
add_custom_target(rm_test_tmp_tgt
COMMAND ${CMAKE_COMMAND} -E remove_directory ${test_tmp_dir}
)
add_custom_command(
OUTPUT ${test_tmp_dir}
DEPENDS ${schema_file} ${src_files} rm_test_tmp_tgt
COMMAND ${COMMSDSL2TEST} ${warn_as_error} ${COMMSDSL2TEST_EXTRA_ARGS}
-o ${test_tmp_dir} -c ${PROJECT_SOURCE_DIR}/src/test ${schema_file}
)
add_custom_target("test_output_tgt" ALL
COMMAND ${CMAKE_COMMAND}
-DGENERATED="${test_tmp_dir}" -DOUTPUT="${MQTTSN_TEST_OUTPUT_DIR}"
-P "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake"
DEPENDS ${test_tmp_dir} "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake" ${schema_file})
if (MQTTSN_BUILD_TEST)
if ((NOT MQTTSN_GEN_PROTOCOL) OR (NOT MQTTSN_BUILD_PROTOCOL))
message (FATAL_ERROR "MQTTSN_GEN_PROTOCOL and MQTTSN_BUILD_PROTOCOL are required for MQTTSN_BUILD_TEST")
endif ()
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${MQTTSN_TEST_OUTPUT_DIR}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${MQTTSN_TEST_OUTPUT_DIR}/dummy.txt
)
set (test_build_dir ${CMAKE_CURRENT_BINARY_DIR}/test_tgt_build)
ExternalProject_Add(
"test_tgt"
BUILD_ALWAYS TRUE
DEPENDS "prot_tgt" "test_output_tgt"
SOURCE_DIR ${MQTTSN_TEST_OUTPUT_DIR}
BINARY_DIR ${test_build_dir}
LIST_SEPARATOR |
CMAKE_ARGS
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_GENERATOR=${CMAKE_GENERATOR} -DCMAKE_GENERATOR_PLATFORM=${CMAKE_GENERATOR_PLATFORM}
-DCMAKE_GENERATOR_TOOLSET=${CMAKE_GENERATOR_TOOLSET} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX} -DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
-DCMAKE_PREFIX_PATH=${combined_prefix_path_str}
-DOPT_USE_CCACHE=${MQTTSN_USE_CCACHE}
-DOPT_CCACHE_EXECUTABLE=${MQTTSN_CCACHE_EXECUTABLE}
)
endif ()
endif ()
if (MQTTSN_GEN_TOOLS)
find_program(COMMSDSL2TOOLS_QT commsdsl2tools_qt PATH_SUFFIXES bin REQUIRED)
execute_process(COMMAND "${COMMSDSL2TOOLS_QT}" --version OUTPUT_VARIABLE commsdsl2tools_qt_version)
if ("${commsdsl2tools_qt_version}" VERSION_LESS "${MQTTSN_MIN_COMMSDSL_VERSION}")
message (FATAL_ERROR "Version of commsdsl2tools_qt is too old, required minimum is v${MQTTSN_MIN_COMMSDSL_VERSION}.")
endif ()
set (tools_tmp_dir "${CMAKE_BINARY_DIR}/output_tools.tmp")
add_custom_target(rm_tools_tmp_tgt
COMMAND ${CMAKE_COMMAND} -E remove_directory ${tools_tmp_dir}
)
add_custom_command(
OUTPUT ${tools_tmp_dir}
DEPENDS ${schema_file} ${src_files} rm_tools_tmp_tgt
COMMAND ${COMMSDSL2TOOLS_QT} ${warn_as_error} ${COMMSDSL2TOOLS_QT_EXTRA_ARGS}
--protocol "::CC MQTT-SN:MQTT-SN protocol.:cc.MqttSnProtocolPlugin"
-o ${tools_tmp_dir} -c ${PROJECT_SOURCE_DIR}/src/tools ${schema_file}
)
add_custom_target("tools_output_tgt" ALL
COMMAND ${CMAKE_COMMAND}
-DGENERATED="${tools_tmp_dir}" -DOUTPUT="${MQTTSN_TOOLS_OUTPUT_DIR}"
-P "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake"
DEPENDS ${tools_tmp_dir} "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake" ${schema_file})
if (MQTTSN_BUILD_TOOLS)
if ((NOT MQTTSN_GEN_PROTOCOL) OR (NOT MQTTSN_BUILD_PROTOCOL))
message (FATAL_ERROR "MQTTSN_GEN_PROTOCOL and MQTTSN_BUILD_PROTOCOL are required for MQTTSN_BUILD_TOOLS")
endif ()
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${MQTTSN_TOOLS_OUTPUT_DIR}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${MQTTSN_TOOLS_OUTPUT_DIR}/dummy.txt
)
set (tools_build_dir ${CMAKE_CURRENT_BINARY_DIR}/tools_tgt_build)
ExternalProject_Add(
"tools_tgt"
BUILD_ALWAYS TRUE
DEPENDS "prot_tgt" "tools_output_tgt"
SOURCE_DIR ${MQTTSN_TOOLS_OUTPUT_DIR}
BINARY_DIR ${tools_build_dir}
LIST_SEPARATOR |
CMAKE_ARGS
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_GENERATOR=${CMAKE_GENERATOR} -DCMAKE_GENERATOR_PLATFORM=${CMAKE_GENERATOR_PLATFORM}
-DCMAKE_GENERATOR_TOOLSET=${CMAKE_GENERATOR_TOOLSET} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX} -DCMAKE_PREFIX_PATH=${combined_prefix_path_str}
-DOPT_QT_MAJOR_VERSION=${MQTTSN_TOOLS_QT_VER} -DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
-DOPT_USE_CCACHE=${MQTTSN_USE_CCACHE}
-DOPT_CCACHE_EXECUTABLE=${MQTTSN_CCACHE_EXECUTABLE}
)
endif ()
endif ()
if (MQTTSN_GEN_SWIG)
find_program(COMMSDSL2SWIG commsdsl2swig PATH_SUFFIXES bin REQUIRED)
execute_process(COMMAND "${COMMSDSL2SWIG}" --version OUTPUT_VARIABLE commsdsl2swig_version)
if ("${commsdsl2swig_version}" VERSION_LESS "${MQTTSN_MIN_COMMSDSL_VERSION}")
message (FATAL_ERROR "Version of commsdsl2swig is too old, required minimum is v${MQTTSN_MIN_COMMSDSL_VERSION}.")
endif ()
set (swig_tmp_dir "${CMAKE_BINARY_DIR}/output_swig.tmp")
add_custom_target(rm_swig_tmp_tgt
COMMAND ${CMAKE_COMMAND} -E remove_directory ${swig_tmp_dir}
)
add_custom_command(
OUTPUT ${swig_tmp_dir}
DEPENDS ${schema_file} ${src_files} rm_swig_tmp_tgt
COMMAND ${COMMSDSL2SWIG} ${warn_as_error} ${COMMSDSL2SWIG_EXTRA_ARGS}
-c ${MQTTSN_SWIG_SRC_DIR} -o ${swig_tmp_dir} ${schema_file}
)
add_custom_target("swig_output_tgt" ALL
COMMAND ${CMAKE_COMMAND}
-DGENERATED="${swig_tmp_dir}" -DOUTPUT="${MQTTSN_SWIG_OUTPUT_DIR}"
-P "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake"
DEPENDS ${swig_tmp_dir} "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake" ${schema_file})
if (MQTTSN_BUILD_SWIG)
if ((NOT MQTTSN_GEN_PROTOCOL) OR (NOT MQTTSN_BUILD_PROTOCOL))
message (FATAL_ERROR "MQTTSN_GEN_PROTOCOL and MQTTSN_BUILD_PROTOCOL are required for MQTTSN_BUILD_SWIG")
endif ()
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${MQTTSN_SWIG_OUTPUT_DIR}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${MQTTSN_SWIG_OUTPUT_DIR}/dummy.txt
)
string (REPLACE ";" "|" combined_languages_str "${MQTTSN_SWIG_LANGUAGES}")
set (swig_build_dir ${CMAKE_CURRENT_BINARY_DIR}/swig_tgt_build)
ExternalProject_Add(
"swig_tgt"
BUILD_ALWAYS TRUE
DEPENDS "prot_tgt" "swig_output_tgt"
SOURCE_DIR ${MQTTSN_SWIG_OUTPUT_DIR}
BINARY_DIR ${swig_build_dir}
LIST_SEPARATOR |
CMAKE_ARGS
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_GENERATOR=${CMAKE_GENERATOR} -DCMAKE_GENERATOR_PLATFORM=${CMAKE_GENERATOR_PLATFORM}
-DCMAKE_GENERATOR_TOOLSET=${CMAKE_GENERATOR_TOOLSET} -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_EXE_LINKER_FLAGS=${CMAKE_EXE_LINKER_FLAGS}
-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX} -DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
-DCMAKE_PREFIX_PATH=${combined_prefix_path_str}
-DOPT_SWIG_LANGUAGES=${combined_languages_str}
-DOPT_USE_CCACHE=${MQTTSN_USE_CCACHE}
-DOPT_CCACHE_EXECUTABLE=${MQTTSN_CCACHE_EXECUTABLE}
INSTALL_COMMAND
${CMAKE_COMMAND} -E echo "Skipping install"
)
endif ()
endif ()
if (MQTTSN_GEN_EMSCRIPTEN)
find_program(COMMSDSL2EMSCRIPTEN commsdsl2emscripten PATH_SUFFIXES bin REQUIRED)
find_program(EMCMAKE_EXECUTABLE emcmake REQUIRED)
execute_process(COMMAND "${COMMSDSL2EMSCRIPTEN}" --version OUTPUT_VARIABLE commsdsl2emscripten_version)
if ("${commsdsl2emscripten_version}" VERSION_LESS "${MQTTSN_MIN_COMMSDSL_VERSION}")
message (FATAL_ERROR "Version of commsdsl2emscripten is too old, required minimum is v${MQTTSN_MIN_COMMSDSL_VERSION}.")
endif ()
set (emscripten_tmp_dir "${CMAKE_BINARY_DIR}/output_emscripten.tmp")
add_custom_target(rm_emscripten_tmp_tgt
COMMAND ${CMAKE_COMMAND} -E remove_directory ${emscripten_tmp_dir}
)
add_custom_command(
OUTPUT ${emscripten_tmp_dir}
DEPENDS ${schema_file} ${src_files} rm_emscripten_tmp_tgt
COMMAND ${COMMSDSL2EMSCRIPTEN} ${warn_as_error} ${COMMSDSL2EMSCRIPTEN_EXTRA_ARGS}
-o ${emscripten_tmp_dir} -c ${PROJECT_SOURCE_DIR}/src/emscripten ${schema_file}
)
add_custom_target("emscripten_output_tgt" ALL
COMMAND ${CMAKE_COMMAND}
-DGENERATED="${emscripten_tmp_dir}" -DOUTPUT="${MQTTSN_EMSCRIPTEN_OUTPUT_DIR}"
-P "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake"
DEPENDS ${emscripten_tmp_dir} "${CMAKE_CURRENT_LIST_DIR}/CopyGenerated.cmake" ${schema_file})
if (MQTTSN_BUILD_EMSCRIPTEN)
if ((NOT MQTTSN_GEN_PROTOCOL) OR (NOT MQTTSN_BUILD_PROTOCOL))
message (FATAL_ERROR "MQTTSN_GEN_PROTOCOL and MQTTSN_BUILD_PROTOCOL are required for MQTTSN_BUILD_EMSCRIPTEN")
endif ()
execute_process(
COMMAND ${CMAKE_COMMAND} -E make_directory ${MQTTSN_EMSCRIPTEN_OUTPUT_DIR}
)
execute_process(
COMMAND ${CMAKE_COMMAND} -E touch ${MQTTSN_EMSCRIPTEN_OUTPUT_DIR}/dummy.txt
)
find_package(LibComms REQUIRED)
get_target_property(comms_include_dirs cc::comms INTERFACE_INCLUDE_DIRECTORIES)
set (prot_include_dir "${CMAKE_INSTALL_PREFIX}/include")
set (extra_includes_path ${prot_include_dir} ${comms_include_dirs})
string (REPLACE ";" "|" extra_includes_path_str "${extra_includes_path}")
set (emscripten_build_dir ${CMAKE_CURRENT_BINARY_DIR}/emscripten_tgt_build)
ExternalProject_Add(
"emscripten_tgt"
BUILD_ALWAYS TRUE
DEPENDS "prot_tgt" "emscripten_output_tgt"
SOURCE_DIR ${MQTTSN_EMSCRIPTEN_OUTPUT_DIR}
BINARY_DIR ${emscripten_build_dir}
CMAKE_COMMAND ${EMCMAKE_EXECUTABLE} ${CMAKE_COMMAND}
LIST_SEPARATOR |
CMAKE_ARGS
-DCMAKE_GENERATOR=${CMAKE_GENERATOR} -DCMAKE_GENERATOR_PLATFORM=${CMAKE_GENERATOR_PLATFORM}
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX} -DCMAKE_CXX_STANDARD=${CMAKE_CXX_STANDARD}
-DOPT_MODULARIZE=ON
-DOPT_EXTRA_INCLUDE_DIRS=${extra_includes_path_str}
-DOPT_USE_CCACHE=${MQTTSN_USE_CCACHE}
-DOPT_CCACHE_EXECUTABLE=${MQTTSN_CCACHE_EXECUTABLE}
)
endif ()
endif ()