CMakeLists.txt
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#
# Copyright (c) TrueBrain
#
# This source code is licensed under the MIT license found in the
# LICENSE file in the root directory of this source tree.
#
cmake_minimum_required(VERSION 3.16)
project(truemqtt VERSION 1.0.0 DESCRIPTION "A modern C++ MQTT Client library")
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED True)
set(THREADS_PREFER_PTHREAD_FLAG ON)
set(MIN_LOGGER_LEVEL "INFO" CACHE STRING "Set minimal logger level (TRACE, DEBUG, INFO, WARNING, ERROR). No logs below this level will be omitted.")
include(GNUInstallDirs)
add_library(${PROJECT_NAME}
src/Client.cpp
src/Connection.cpp
src/Packet.cpp
)
target_include_directories(${PROJECT_NAME}
PUBLIC include
PRIVATE src
PRIVATE vendor/magic_enum/include
)
find_package(Threads REQUIRED)
target_link_libraries(${PROJECT_NAME} PRIVATE Threads::Threads)
set_target_properties(${PROJECT_NAME} PROPERTIES VERSION ${PROJECT_VERSION} SOVERSION 1 PUBLIC_HEADER include/TrueMQTT.h)
configure_file(truemqtt.pc.in truemqtt.pc @ONLY)
if(MIN_LOGGER_LEVEL)
if(("${MIN_LOGGER_LEVEL}" STREQUAL "TRACE") OR
("${MIN_LOGGER_LEVEL}" STREQUAL "DEBUG") OR
("${MIN_LOGGER_LEVEL}" STREQUAL "INFO") OR
("${MIN_LOGGER_LEVEL}" STREQUAL "WARNING") OR
("${MIN_LOGGER_LEVEL}" STREQUAL "ERROR"))
target_compile_definitions(${PROJECT_NAME} PRIVATE MIN_LOGGER_LEVEL=LOGGER_LEVEL_${MIN_LOGGER_LEVEL})
else()
message(FATAL_ERROR "Unknown value provided for MIN_LOGGER_LEVEL: \"${MIN_LOGGER_LEVEL}\", must be one of TRACE, DEBUG, INFO, WARNING or ERROR")
endif()
endif()
target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Wpedantic -Werror)
install(TARGETS ${PROJECT_NAME} LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
install(FILES ${CMAKE_BINARY_DIR}/truemqtt.pc DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/pkgconfig)
add_subdirectory(example/pubsub)