CMakeLists.txt

project(v4l2-capture-complex)
cmake_minimum_required(VERSION 3.15)

# where to look first for cmake modules, before ${CMAKE_ROOT}/modules/ is checked
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/modules)

# C++ standard: 98, 11, 14, 17, 20
#   to use per-terget: https://cmake.org/cmake/help/latest/prop_tgt/CXX_STANDARD.html
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS ON) # turn on/off GNU or some other extensions

# C standard: 90, 99, 11
#   to use per-terget: https://cmake.org/cmake/help/latest/prop_tgt/C_STANDARD.html
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
#set(CMAKE_C_EXTENSIONS OFF) # turn on/off GNU or some other extensions

find_package(Threads)
#find_package(PkgConfig)
find_package(fmt)

# Warnings
if(MSVC)
  # Force to always compile with W4
  if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
    string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
  else()
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
  endif()
elseif(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
  # Update if necessary
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra")
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra")
endif()

aux_source_directory(. SRC_LIST)

add_executable(${PROJECT_NAME} ${SRC_LIST})
target_link_libraries(${PROJECT_NAME} Threads::Threads fmt::fmt)


# Install
install(TARGETS ${PROJECT_NAME}
        RUNTIME DESTINATION bin)