CMakeLists.txt

# ******************************************************************************
# MIT License
#
# Copyright (c) 2020 Valentin Buchhold
# Copyright (c) 2023 Moritz Laupichler
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ******************************************************************************


cmake_minimum_required(VERSION 3.24 FATAL_ERROR)
project(RoutingFramework CXX)

# Determine the language standard.
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Flags when building for the Devel configuration.
if (CMAKE_CXX_COMPILER_ID MATCHES GNU|Clang)
    set(CMAKE_CXX_FLAGS_DEVEL -O3)
endif ()
if (NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Devel)
endif ()

# Enable the compiler to use extended instructions in generated code.
if (CMAKE_CXX_COMPILER_ID MATCHES GNU|Clang)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
endif ()
option(DISABLE_AVX "Disable use of instructions in the AVX extended instruction set." OFF)
if (DISABLE_AVX)
    if (CMAKE_CXX_COMPILER_ID MATCHES GNU|Clang)
        message("Disabling use of AVX instructions.")
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mno-avx")
    endif ()
endif ()

# Request warnings.
if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
    set(FULL_WARNINGS "-Werror" "-Wfatal-errors" "-Wpedantic" "-pedantic-errors" "-Wall" "-Wextra" "-ftemplate-backtrace-limit=1" "-Wno-unknown-pragmas" "-Wno-sign-compare")
elseif (CMAKE_CXX_COMPILER_ID MATCHES Clang)
    set(FULL_WARNINGS "-Werror" "-Wall" "-Wextra" "-pedantic-errors" "-ferror-limit=1" "-ftemplate-backtrace-limit=1" "-Wno-sign-compare")
endif ()

include_directories(${CMAKE_SOURCE_DIR})

# Dependencies installed via package manager
find_package(OpenMP)

# Dependencies from git submodules and bundled libraries
add_subdirectory(External)

# Dependencies fetched at configure time:
include(FetchContentDependencies.cmake)

# Targets for this project are defined in directories Launchers and RawData
set(TARGETS_DIRECTORIES Launchers RawData)
foreach (TAR_DIR ${TARGETS_DIRECTORIES})
    add_subdirectory(${TAR_DIR})
endforeach ()