# Copyright (C) 2010-2015  (see AUTHORS file for a list of contributors)
#
# This file is part of GNSS-SDR.
#
# GNSS-SDR 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 of the License, or
# at your option) any later version.
#
# GNSS-SDR 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 GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
#


########################################################################
# Project setup
########################################################################
cmake_minimum_required(VERSION 2.8)
project(gr-gn3s 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)

########################################################################
# 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")

if(NOT Boost_FOUND)
    message(FATAL_ERROR "Boost required to compile gn3s")
endif()

########################################################################
# Find libUSB
########################################################################
find_package(USB)
if(NOT LIBUSB_FOUND)
    message(FATAL_ERROR "libusb required to compile gn3s")
endif(NOT LIBUSB_FOUND)
include_directories(${LIBUSB_INCLUDE_DIR})


########################################################################
# 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 gnuradio build dependencies
########################################################################
find_package(GnuradioRuntime)


if(NOT GNURADIO_RUNTIME_FOUND)
    message(FATAL_ERROR "gnuradio-runtime 3.7 or later is required to compile gr-gn3s")
endif()


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

link_directories(
    ${Boost_LIBRARY_DIRS}
    ${GNURADIO_RUNTIME_LIBRARY_DIRS}
)

# Set component parameters
set(GR_GN3S_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include CACHE INTERNAL "" FORCE)
set(GR_GN3S_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)
add_subdirectory(lib)
add_subdirectory(swig)
add_subdirectory(python)
add_subdirectory(grc)
#add_subdirectory(apps)
#add_subdirectory(docs)