CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
PROJECT(wifi-direct C)

# Global setting
SET(VERSION 0.0)

MACRO(GET_TARGET_PROPERTY_WITH_DEFAULT _variable _target _property _default_value)
        GET_TARGET_PROPERTY (${_variable} ${_target} ${_property})
        IF (${_variable} MATCHES NOTFOUND)
                SET (${_variable} ${_default_value})
        ENDIF (${_variable} MATCHES NOTFOUND)
ENDMACRO (GET_TARGET_PROPERTY_WITH_DEFAULT)

MACRO(CREATE_LIBTOOL_FILE _target _install_DIR)
	GET_TARGET_PROPERTY(_target_location ${_target} LOCATION)
	GET_TARGET_PROPERTY_WITH_DEFAULT(_target_static_lib ${_target} STATIC_LIB "")
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_dependency_libs ${_target} LT_DEPENDENCY_LIBS "")
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_current ${_target} LT_VERSION_CURRENT 0)
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_age ${_target} LT_VERSION_AGE 0)
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_revision ${_target} LT_VERSION_REVISION 0)
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_installed ${_target} LT_INSTALLED yes)
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_shouldnotlink ${_target} LT_SHOULDNOTLINK yes)
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_dlopen ${_target} LT_DLOPEN "")
        GET_TARGET_PROPERTY_WITH_DEFAULT(_target_dlpreopen ${_target} LT_DLPREOPEN "")
        GET_FILENAME_COMPONENT(_laname ${_target_location} NAME_WE)
        GET_FILENAME_COMPONENT(_soname ${_target_location} NAME)
        SET(_laname2 ${_laname}.la)
        SET(_laname ${PROJECT_BINARY_DIR}/${_laname}.la)
        FILE(WRITE ${_laname} "# ${_laname2} - a libtool library file\n")
        FILE(APPEND ${_laname} "# Generated by CMake ${CMAKE_VERSION} (like GNU libtool)\n")
        FILE(APPEND ${_laname} "\n# Please DO NOT delete this file!\n# It is necessary for linking the library with libtool.\n\n" )
        FILE(APPEND ${_laname} "# The name that we can dlopen(3).\n")
        FILE(APPEND ${_laname} "dlname='${_soname}'\n\n")
        FILE(APPEND ${_laname} "# Names of this library.\n")
        FILE(APPEND ${_laname} "library_names='${_soname}.${_target_current}.${_target_age}.${_target_revision} ${_soname}.${_target_current} ${_soname}'\n\n")
        FILE(APPEND ${_laname} "# The name of the static archive.\n")
        FILE(APPEND ${_laname} "old_library='${_target_static_lib}'\n\n")
        FILE(APPEND ${_laname} "# Libraries that this one depends upon.\n")
        FILE(APPEND ${_laname} "dependency_libs='${_target_dependency_libs}'\n\n")
        FILE(APPEND ${_laname} "# Names of additional weak libraries provided by this library\n")
        FILE(APPEND ${_laname} "weak_library_names=\n\n")
        FILE(APPEND ${_laname} "# Version information for ${_laname2}.\n")
        FILE(APPEND ${_laname} "current=${_target_current}\n")
        FILE(APPEND ${_laname} "age=${_target_age}\n")
        FILE(APPEND ${_laname} "revision=${_target_revision}\n\n")
        FILE(APPEND ${_laname} "# Is this an already installed library?\n")
        FILE(APPEND ${_laname} "installed=${_target_installed}\n\n")
        FILE(APPEND ${_laname} "# Should we warn about portability when linking against -modules?\n")
        FILE(APPEND ${_laname} "shouldnotlink=${_target_shouldnotlink}\n\n")
        FILE(APPEND ${_laname} "# Files to dlopen/dlpreopen\n")
        FILE(APPEND ${_laname} "dlopen='${_target_dlopen}'\n")
        FILE(APPEND ${_laname} "dlpreopen='${_target_dlpreopen}'\n\n")
        FILE(APPEND ${_laname} "# Directory that this library needs to be installed in:\n")
        FILE(APPEND ${_laname} "libdir='${CMAKE_INSTALL_PREFIX}${_install_DIR}'\n")
        INSTALL( FILES ${_laname} DESTINATION ${CMAKE_INSTALL_PREFIX}${_install_DIR})
ENDMACRO(CREATE_LIBTOOL_FILE)

# Build type : Release
IF("${CMAKE_BUILD_TYPE}" STREQUAL "")
	SET(CMAKE_BUILD_TYPE "Release")
ENDIF("${CMAKE_BUILD_TYPE}" STREQUAL "")
MESSAGE("Build type: ${CMAKE_BUILD_TYPE}")

# Set required packages
INCLUDE(FindPkgConfig)
pkg_check_modules(pkgs REQUIRED vconf glib-2.0 dbus-1 dbus-glib-1 gthread-2.0 dlog)

FOREACH(flag ${pkgs_CFLAGS})
	SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} ${flag} -g -DUSE_DLOG")
ENDFOREACH(flag)

INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/include
		${CMAKE_SOURCE_DIR}/src/include)

SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS} -lpthread -g -DUSE_DLOG")
SET(CMAKE_C_FLAGS_DEBUG "-O0 -g -DUSE_DLOG")
SET(CMAKE_C_FLAGS_RELEASE "-O2")

FIND_PROGRAM(UNAME NAMES uname)
EXEC_PROGRAM("${UNAME}" ARGS "-m" OUTPUT_VARIABLE "ARCH")
IF("${ARCH}" STREQUAL "arm")
	ADD_DEFINITIONS("-DTARGET")
	MESSAGE("add -DTARGET")
ENDIF("${ARCH}" STREQUAL "arm")

ADD_DEFINITIONS("-DPREFIX=\"${CMAKE_INSTALL_PREFIX}\"")
ADD_DEFINITIONS("-DEXPORT_API=\"__attribute__((visibility(\\\"default\\\")))\" ")

# Linker flags
SET(CMAKE_EXE_LINKER_FLAGS "-Wl,--as-needed")

# Build
SET(SRCS
		wifi-direct-client-proxy.c
		wifi-direct-utils.c
)

ADD_LIBRARY(${PROJECT_NAME} SHARED ${SRCS})
TARGET_LINK_LIBRARIES(${PROJECT_NAME} ${pkgs_LDFLAGS})
SET_TARGET_PROPERTIES(${PROJECT_NAME} PROPERTIES VERSION ${VERSION} SOVERSION 0)
CREATE_LIBTOOL_FILE(${PROJECT_NAME} /lib)

# pkgconfig file
SET(PREFIX ${CMAKE_INSTALL_PREFIX})
CONFIGURE_FILE(wifi-direct.pc.in wifi-direct.pc @ONLY)

# Install
INSTALL(TARGETS ${PROJECT_NAME} DESTINATION ${LIB_INSTALL_DIR} COMPONENT Runtime)
INSTALL(FILES ${CMAKE_SOURCE_DIR}/include/wifi-direct.h DESTINATION include/wifi-direct)
INSTALL(FILES ${CMAKE_SOURCE_DIR}/include/wifi-direct-internal.h DESTINATION include/wifi-direct)
INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/wifi-direct.pc DESTINATION ${LIB_INSTALL_DIR}/pkgconfig)