#
# Copyright 2010 Ettus Research LLC
#
# This program 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.
#
# This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
#

########################################################################
# Helpful Macros
########################################################################
MACRO(LIBUHD_APPEND_SOURCES)
    LIST(APPEND libuhd_sources ${ARGV})
ENDMACRO(LIBUHD_APPEND_SOURCES)

MACRO(LIBUHD_APPEND_LIBS)
    LIST(APPEND libuhd_libs ${ARGV})
ENDMACRO(LIBUHD_APPEND_LIBS)

MACRO(LIBUHD_PYTHON_GEN_SOURCE pyfile outfile)
    #ensure that the directory exists for outfile
    GET_FILENAME_COMPONENT(outfile_dir ${outfile} PATH)
    FILE(MAKE_DIRECTORY ${outfile_dir})

    #make the outfile depend on the python script
    ADD_CUSTOM_COMMAND(
        OUTPUT ${outfile} DEPENDS ${pyfile}
        COMMAND ${PYTHON_EXECUTABLE} ${pyfile} ${outfile}
        COMMENT "Generating ${outfile}"
    )

    #make libuhd depend on the outfile
    LIBUHD_APPEND_SOURCES(${outfile})
ENDMACRO(LIBUHD_PYTHON_GEN_SOURCE)

########################################################################
# Include CMakeLists.txt from subdirectories
########################################################################
INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/ic_reg_maps/CMakeLists.txt)
INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/transport/CMakeLists.txt)
INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/usrp/CMakeLists.txt)
INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/utils/CMakeLists.txt)

########################################################################
# Append to the list of sources for lib uhd
########################################################################
FILE(TO_NATIVE_PATH ${CMAKE_INSTALL_PREFIX}/${PKG_DATA_DIR} LOCAL_PKG_DATA_DIR)
MESSAGE(STATUS "Local package data directory: ${LOCAL_PKG_DATA_DIR}")

IF(UNIX)
    #on unix systems, installers will use this directory for the package data
    FILE(TO_NATIVE_PATH /usr/${PKG_DATA_DIR} INSTALLER_PKG_DATA_DIR)
    MESSAGE(STATUS "Installer package data directory: ${INSTALLER_PKG_DATA_DIR}")
ENDIF(UNIX)

CONFIGURE_FILE(
    ${CMAKE_CURRENT_SOURCE_DIR}/constants.hpp.in
    ${CMAKE_CURRENT_BINARY_DIR}/constants.hpp
@ONLY)
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_BINARY_DIR})

LIBUHD_APPEND_SOURCES(
    ${CMAKE_CURRENT_BINARY_DIR}/constants.hpp
    ${CMAKE_CURRENT_SOURCE_DIR}/device.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/types.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/version.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/wax.cpp
)

########################################################################
# Setup libuhd library
########################################################################
ADD_LIBRARY(uhd SHARED ${libuhd_sources})
TARGET_LINK_LIBRARIES(uhd ${Boost_LIBRARIES} ${libuhd_libs})
SET_TARGET_PROPERTIES(uhd PROPERTIES DEFINE_SYMBOL "UHD_DLL_EXPORTS")

INSTALL(TARGETS uhd
    LIBRARY DESTINATION ${LIBRARY_DIR} # .so file
    ARCHIVE DESTINATION ${LIBRARY_DIR} # .lib file
    RUNTIME DESTINATION ${LIBRARY_DIR} # .dll file
)