cmake_minimum_required(VERSION 2.8.8)
project(sdr)

set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/cmake)
include(InstallHeadersWithDirectory)

find_package(Qt5Core REQUIRED)
find_package(Qt5Declarative REQUIRED)
find_package(Qt5Widgets REQUIRED)
find_package(Qt5LinguistTools REQUIRED)

find_package(FFTW)
find_package(FFTWSingle)
find_package(PortAudio)
find_package(RTLSDR)

ADD_DEFINITIONS(${Qt5Widgets_DEFINITIONS})
INCLUDE_DIRECTORIES(${Qt5Core_INCLUDE_DIRS})
INCLUDE_DIRECTORIES(${Qt5Declarative_INCLUDE_DIRS})
INCLUDE_DIRECTORIES(${Qt5Widgets_INCLUDE_DIRS})
INCLUDE_DIRECTORIES(${PROJECT_SOURCE_DIR}/sdr)
INCLUDE_DIRECTORIES(${PROJECT_BINARY_DIR}/sdr)
INCLUDE_DIRECTORIES(${PORTAUDIO_INCLUDE_DIRS})

# Set some variables for the configuration file
IF(FFTW_FOUND)
  set(SDR_WITH_FFTW ON)
ELSE(FFTW_FOUND)
  set(FFTW_LIBRARIES)
  set(FFTWSingle_LIBRARIES)
ENDIF(FFTW_FOUND)

IF(PORTAUDIO_FOUND)
  set(SDR_WITH_PORTAUDIO ON)
ELSE(PORTAUDIO_FOUND)
  set(PORTAUDIO_LIBRARIES)
ENDIF(PORTAUDIO_FOUND)

IF(RTLSDR_FOUND)
  set(SDR_WITH_RTLSDR ON)
ELSE(TRLSDR_FOUND)
  set(RTLSDR_LIBRARIES)
ENDIF(RTLSDR_FOUND)


set(LIBS ${FFTW_LIBRARIES} ${FFTWSingle_LIBRARIES} ${PORTAUDIO_LIBRARIES} ${RTLSDR_LIBRARIES} "pthread")

# Set compiler flags
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${Qt5Widgets_EXECUTABLE_COMPILE_FLAGS} -Wall")
set(CMAKE_CXX_FLAGS_DEBUG   "${CMAKE_CXX_FLAGS_DEBUG} -O0 -ggdb")
set(CMAKE_CXX_FLAGS_DEBUG   "${CMAKE_CXX_FLAGS_DEBUG} -O0 -ggdb")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -ggdb")


LINK_DIRECTORIES(${PROJECT_BINARY_DIR}/sdr)
LINK_DIRECTORIES(${PROJECT_BINARY_DIR}/sdr/gui)

IF(CMAKE_BUILD_TYPE MATCHES DEBUG)
  SET(SDR_DEBUG ON)
ENDIF(CMAKE_BUILD_TYPE MATCHES DEBUG)


# Create config.hh
CONFIGURE_FILE(${CMAKE_CURRENT_SOURCE_DIR}/sdr/config.hh.in
               ${CMAKE_CURRENT_BINARY_DIR}/sdr/config.hh)

# Add core library, and unit tests
add_subdirectory(sdr)
add_subdirectory(test)
add_subdirectory(rx)

# Add DSO application, iff portaudio is present
IF(SDR_WITH_PORTAUDIO)
  add_subdirectory(dso)
ENDIF(SDR_WITH_PORTAUDIO)

# Add examples, if all libraries are present:
IF(SDR_WITH_PORTAUDIO AND SDR_WITH_FFTW AND SDR_WITH_RTLSDR)
  add_subdirectory(examples)
ENDIF(SDR_WITH_PORTAUDIO AND SDR_WITH_FFTW AND SDR_WITH_RTLSDR)

# Source distribution packages:
set(CPACK_PACKAGE_VERSION_MAJOR "0")
set(CPACK_PACKAGE_VERSION_MINOR "1")
set(CPACK_PACKAGE_VERSION_PATCH "0")
set(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME
  "${CMAKE_PROJECT_NAME}-${CPACK_PACKAGE_VERSION_MAJOR}.${CPACK_PACKAGE_VERSION_MINOR}.${CPACK_PACKAGE_VERSION_PATCH}")
set(CPACK_SOURCE_IGNORE_FILES
  "/build/;/doc/;/dist/;/.git/;.dat$;.wav$;~$;.qm$;${CPACK_SOURCE_IGNORE_FILES}")

# Configure NSIS installer for windows
set(CPACK_NSIS_PACKAGE_NAME "DSO")
set(CPACK_NSIS_DISPLAY_NAME "DSO")
set(CPACK_NSIS_CONTACT "hmatuschek@gmail.com")
set(CPACK_PACKAGE_EXECUTABLES dso "DSO")

include(CPack)