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CMakeLists.txt
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# top-level CMakeLists
cmake_minimum_required(VERSION 3.0)
project(subprojects)
# C++ version
set(CMAKE_CXX_STANDARD 11)
# compiler flags
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -Wall -Wextra -pedantic")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-sign-compare")
# output dir
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
# testing
enable_testing()
###################
### SUBPROJECTS ###
###################
add_subdirectory(nostl) # STL workarounds
add_subdirectory(menu) # interactive menu
add_subdirectory(banch) # main project
add_subdirectory(catch) # external project: Catch2
add_subdirectory(test) # unit tests
#####################
### DOCUMENTATION ###
#####################
option(BUILD_DOC "Build documentation" ON) # documentation is on by default
find_package(Doxygen)
if (DOXYGEN_FOUND)
# set input and output files
set(DOXYGEN_IN ${PROJECT_SOURCE_DIR}/doc/Doxyfile.in)
set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
# request to configure the file
configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)
message("Doxygen build started")
# note the option ALL which allows to build the docs together with the
# application
add_custom_target( doc_doxygen ALL
COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating API documentation with Doxygen"
VERBATIM
)
else (DOXYGEN_FOUND)
message("Doxygen needs to be installed to generate the doxygen documentation")
endif (DOXYGEN_FOUND)