cmake_minimum_required(VERSION 2.8)
project(inspectrum CXX)
enable_testing()

set(CMAKE_AUTOMOC ON)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)

if (WIN32)
       find_library (MMAN mman)
       if(NOT(MMAN))
       message(FATAL_ERROR "please install mman-win32")
       else(NOT(MMAN))
       set (extraLibs  ${extraLibs} ${MMAN})
       endif(NOT(MMAN))
ENDIF (WIN32)

if (NOT CMAKE_CXX_FLAGS)
    set(CMAKE_CXX_FLAGS "-O2")
endif (NOT CMAKE_CXX_FLAGS)

# This only works in cmake >3.1
#set_property(TARGET inspectrum PROPERTY CXX_STANDARD 11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11")

list(APPEND inspectrum_sources 
	main.cpp
	fft.cpp
	mainwindow.cpp
	inputsource.cpp
	spectrogram.cpp
	spectrogramcontrols.cpp
)

INCLUDE(FindPkgConfig)
find_package(Qt5Widgets REQUIRED)
pkg_check_modules(FFTW REQUIRED fftw3f)
include_directories(${QT_INCLUDES} ${FFTW_INCLUDEDIR})

add_executable(inspectrum ${inspectrum_sources})
qt5_use_modules(inspectrum Widgets)

target_link_libraries(inspectrum ${QT_LIBRARIES} ${FFTW_LIBRARIES} ${extraLibs})
set(INSTALL_DEFAULT_BINDIR "bin" CACHE STRING "Appended to CMAKE_INSTALL_PREFIX")

install(TARGETS inspectrum RUNTIME DESTINATION ${INSTALL_DEFAULT_BINDIR})

# Create uninstall target
configure_file(
    ${PROJECT_SOURCE_DIR}/cmake/cmake_uninstall.cmake.in
    ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
@ONLY)

add_custom_target(uninstall
    ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
)
