CMakeLists.txt

cmake_minimum_required(VERSION 3.8)

# Project Name
project(AdvecSolve)

# C++ standard
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED True)

# Compiler flags
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2 -g")

# Non-main Source files to be built into libadvecsolve
file(GLOB SOURCES src/*.cpp)

# advecsolve library - to avoid compiling files twice for both the main code and
# test
add_library(advecsolve ${SOURCES})

# Link libraries for both executables.
link_libraries(advecsolve)
if ((${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU") AND
    (${CMAKE_CXX_COMPILER_VERSION} VERSION_LESS 9.1.0))
  # Only need to explicitly link with libstdc++fs for GCC versions < 9
  message(STATUS "GCC version < 9: Linking with libstdc++fs")
  link_libraries(stdc++fs)
endif()

# Main executable
add_executable(advec-solve.ex Main.cpp)

# Test executable
add_executable(convergence-test.ex ConvergenceTest.cpp)

# Include directories for both executables
include_directories("${PROJECT_SOURCE_DIR}/src")