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# Copyright 2011,2012 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING.  If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.


########################################################################
# Project setup
########################################################################
cmake_minimum_required(VERSION 2.6)
project(gr-fosphor CXX C)
enable_testing()

#select the release build type by default to get optimization flags
if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE "Release")
   message(STATUS "Build type not specified: defaulting to release.")
endif(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE} CACHE STRING "")

list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)

# Set the version information here
set(VERSION_INFO_MAJOR_VERSION 3)
set(VERSION_INFO_API_COMPAT    7)
set(VERSION_INFO_MINOR_VERSION 0)
set(VERSION_INFO_MAINT_VERSION git)
include(GrVersion) #setup version info

########################################################################
# Compiler specific setup
########################################################################
if(CMAKE_COMPILER_IS_GNUCXX AND NOT WIN32)
    #http://gcc.gnu.org/wiki/Visibility
    add_definitions(-fvisibility=hidden)
endif()

########################################################################
# Find boost
########################################################################
if(UNIX AND EXISTS "/usr/lib64")
    list(APPEND BOOST_LIBRARYDIR "/usr/lib64") #fedora 64-bit fix
endif(UNIX AND EXISTS "/usr/lib64")
set(Boost_ADDITIONAL_VERSIONS
    "1.35.0" "1.35" "1.36.0" "1.36" "1.37.0" "1.37" "1.38.0" "1.38" "1.39.0" "1.39"
    "1.40.0" "1.40" "1.41.0" "1.41" "1.42.0" "1.42" "1.43.0" "1.43" "1.44.0" "1.44"
    "1.45.0" "1.45" "1.46.0" "1.46" "1.47.0" "1.47" "1.48.0" "1.48" "1.49.0" "1.49"
    "1.50.0" "1.50" "1.51.0" "1.51" "1.52.0" "1.52" "1.53.0" "1.53" "1.54.0" "1.54"
    "1.55.0" "1.55" "1.56.0" "1.56" "1.57.0" "1.57" "1.58.0" "1.58" "1.59.0" "1.59"
    "1.60.0" "1.60" "1.61.0" "1.61" "1.62.0" "1.62" "1.63.0" "1.63" "1.64.0" "1.64"
    "1.65.0" "1.65" "1.66.0" "1.66" "1.67.0" "1.67" "1.68.0" "1.68" "1.69.0" "1.69"
)
find_package(Boost "1.35" COMPONENTS system thread)

if(NOT Boost_FOUND)
    message(FATAL_ERROR "Boost required to compile gr-fosphor")
endif()

add_definitions(-DBOOST_ALL_DYN_LINK)

########################################################################
# Install directories
########################################################################
include(GrPlatform) #define LIB_SUFFIX
set(GR_RUNTIME_DIR      bin)
set(GR_LIBRARY_DIR      lib${LIB_SUFFIX})
set(GR_INCLUDE_DIR      include)
set(GR_DATA_DIR         share)
set(GR_PKG_DATA_DIR     ${GR_DATA_DIR}/${CMAKE_PROJECT_NAME})
set(GR_DOC_DIR          ${GR_DATA_DIR}/doc)
set(GR_PKG_DOC_DIR      ${GR_DOC_DIR}/${CMAKE_PROJECT_NAME})
set(GR_CONF_DIR         etc)
set(GR_PKG_CONF_DIR     ${GR_CONF_DIR}/${CMAKE_PROJECT_NAME}/conf.d)
set(GR_LIBEXEC_DIR      libexec)
set(GR_PKG_LIBEXEC_DIR  ${GR_LIBEXEC_DIR}/${CMAKE_PROJECT_NAME})
set(GRC_BLOCKS_DIR      ${GR_PKG_DATA_DIR}/grc/blocks)

########################################################################
# Find gr-fosphor build dependencies
########################################################################

# Required
find_package(OpenGL)
if(NOT OPENGL_FOUND)
	message(FATAL_ERROR "OpenGL required to compile gr-fosphor")
endif()

find_package(OpenCL)
if(NOT OPENCL_FOUND)
	message(FATAL_ERROR "OpenCL required to compile gr-fosphor")
endif()

find_package(Freetype2)
if(NOT FREETYPE2_FOUND)
	message(FATAL_ERROR "freetype2 required to compile gr-fosphor")
endif()

# Optional
find_package(GLFW3)

find_package(Qt4 4.2.0 COMPONENTS QtCore QtGui QtOpenGL)
if (QT_FOUND)
    include(GrSetupQt4)
endif (QT_FOUND)

########################################################################
# Find gnuradio build dependencies
########################################################################
set(GR_REQUIRED_COMPONENTS RUNTIME FFT)
find_package(Gnuradio 3.7.3 REQUIRED)

find_package(CppUnit)
if(NOT CPPUNIT_FOUND)
    message(FATAL_ERROR "CppUnit required to compile gr-fosphor")
endif()

find_package(Doxygen)

find_package(PythonLibs 2)

find_package(SWIG)

########################################################################
# Setup the components
########################################################################

include(GrComponent)

GR_REGISTER_COMPONENT("Python" ENABLE_PYTHON
    PYTHONLIBS_FOUND SWIG_FOUND
)

GR_REGISTER_COMPONENT("GLFW" ENABLE_GLFW
    GLFW3_FOUND
)

GR_REGISTER_COMPONENT("QT" ENABLE_QT
    QT_FOUND
)

GR_REGISTER_COMPONENT("WX" ENABLE_WX
    PYTHONLIBS_FOUND SWIG_FOUND ENABLE_PYTHON
)

macro(list_cond_append cond list_name)
    if(${cond})
        list(APPEND ${list_name} ${ARGN})
    endif(${cond})
endmacro(list_cond_append)

########################################################################
# Setup the include and linker paths
########################################################################
include_directories(
    ${CMAKE_SOURCE_DIR}/include
    ${Boost_INCLUDE_DIRS}
    ${CPPUNIT_INCLUDE_DIRS}
    ${GNURADIO_ALL_INCLUDE_DIRS}
)

link_directories(
    ${Boost_LIBRARY_DIRS}
    ${CPPUNIT_LIBRARY_DIRS}
    ${GNURADIO_ALL_LIBRARY_DIRS}
)

# Set component parameters
set(GR_FOSPHOR_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE INTERNAL "" FORCE)
set(GR_FOSPHOR_SWIG_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/swig CACHE INTERNAL "" FORCE)

########################################################################
# Create uninstall target
########################################################################
configure_file(
    ${CMAKE_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
)

########################################################################
# Add subdirectories
########################################################################
add_subdirectory(include/gnuradio/fosphor)
add_subdirectory(lib)

if(ENABLE_PYTHON)
    add_subdirectory(swig)
    add_subdirectory(python)
    add_subdirectory(grc)
    add_subdirectory(apps)
endif(ENABLE_PYTHON)

add_subdirectory(docs)

########################################################################
# Create Pkg Config File
########################################################################
file(TO_NATIVE_PATH "${CMAKE_INSTALL_PREFIX}"           prefix)
file(TO_NATIVE_PATH "\${prefix}"                        exec_prefix)
file(TO_NATIVE_PATH "\${exec_prefix}/${GR_LIBRARY_DIR}" libdir)
file(TO_NATIVE_PATH "\${prefix}/${GR_INCLUDE_DIR}"      includedir)

configure_file(
	${CMAKE_CURRENT_SOURCE_DIR}/gnuradio-fosphor.pc.in
	${CMAKE_CURRENT_BINARY_DIR}/gnuradio-fosphor.pc
@ONLY)

install(
	FILES ${CMAKE_CURRENT_BINARY_DIR}/gnuradio-fosphor.pc
	DESTINATION ${GR_LIBRARY_DIR}/pkgconfig
)

########################################################################
# Print Summary
########################################################################
GR_PRINT_COMPONENT_SUMMARY()
MESSAGE(STATUS "Using install prefix: ${CMAKE_INSTALL_PREFIX}")