# FreeRDP: A Remote Desktop Protocol Implementation
# libfreerdp cmake build script
#
# Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set(MODULE_NAME "freerdp")
set(MODULE_PREFIX "FREERDP")

# CMake modules includes
include(FindCairo)

set(LIBFREERDP_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(LIBFREERDP_SRCS "")
set(LIBFREERDP_OBJECT_LIBS "")
set(LIBFREERDP_LIBS "")
set(LIBFREERDP_INCLUDES "")
set(LIBFREERDP_DEFINITIONS "")
set(LIBFREERDP_COMPILE_OPTIONS "")

macro (freerdp_module_add)
        file (RELATIVE_PATH _relPath "${LIBFREERDP_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}")
        foreach (_src ${ARGN})
                if (_relPath)
                        list (APPEND LIBFREERDP_SRCS "${_relPath}/${_src}")
                else()
                        list (APPEND LIBFREERDP_SRCS "${_src}")
                endif()
        endforeach()
        if (_relPath)
                set (LIBFREERDP_SRCS ${LIBFREERDP_SRCS} PARENT_SCOPE)
        endif()
endmacro()

macro (freerdp_include_directory_add)
        file (RELATIVE_PATH _relPath "${LIBFREERDP_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}")
        foreach (_inc ${ARGN})
                if (IS_ABSOLUTE ${_inc})
                            list (APPEND LIBFREERDP_INCLUDES "${_inc}")
                else()
                    if (_relPath)
                            list (APPEND LIBFREERDP_INCLUDES "${_relPath}/${_inc}")
                    else()
                            list (APPEND LIBFREERDP_INCLUDES "${_inc}")
                    endif()
                endif()
        endforeach()
        if (_relPath)
                set (LIBFREERDP_INCLUDES ${LIBFREERDP_INCLUDES} PARENT_SCOPE)
        endif()
endmacro()

macro (freerdp_library_add_public)
    foreach (_lib ${ARGN})
        list (APPEND LIBFREERDP_PUB_LIBS "${_lib}")
    endforeach()
    set (LIBFREERDP_PUB_LIBS ${LIBFREERDP_PUB_LIBS} PARENT_SCOPE)
endmacro()

macro (freerdp_object_library_add)
	foreach (_lib ${ARGN})
		list (APPEND LIBFREERDP_OBJECT_LIBS "$<TARGET_OBJECTS:${_lib}>")
	endforeach()
	set (LIBFREERDP_OBJECT_LIBS ${LIBFREERDP_OBJECT_LIBS} PARENT_SCOPE)
endmacro()

macro (freerdp_library_add)
    foreach (_lib ${ARGN})
        list (APPEND LIBFREERDP_LIBS "${_lib}")
    endforeach()
    set (LIBFREERDP_LIBS ${LIBFREERDP_LIBS} PARENT_SCOPE)
endmacro()

macro (freerdp_definition_add)
        foreach (_define ${ARGN})
                        list (APPEND LIBFREERDP_DEFINITIONS "${_define}")
        endforeach()
         set (LIBFREERDP_DEFINITIONS ${LIBFREERDP_DEFINITIONS} PARENT_SCOPE)
endmacro()

macro (freerdp_compile_options_add)
	foreach (_lib ${ARGN})
		list (APPEND LIBFREERDP_COMPILE_OPTIONS "${_lib}")
	endforeach()
	set (LIBFREERDP_COMPILE_OPTIONS ${LIBFREERDP_COMPILE_OPTIONS} PARENT_SCOPE)
endmacro()

option(WITH_FDK_AAC "Enable FDK_AAC support" OFF)
if (WITH_FDK_AAC)
	find_package(PkgConfig REQUIRED)
	pkg_check_modules(FDK_AAC REQUIRED fdk-aac)

	add_definitions(-DWITH_FDK_AAC)
    include_directories(SYSTEM ${FDK_AAC_INCLUDE_DIRS})

	link_directories(${FDK_AAC_LIBRARY_DIRS})
	freerdp_library_add(${FDK_AAC_LIBRARIES})
endif()

set(OPUS_DEFAULT OFF)
if (NOT WITH_DSP_FFMPEG)
	find_package(Opus)
	if (Opus_FOUND)
			set(OPUS_DEFAULT ${OPUS_FOUND})
	else()
		find_package(PkgConfig)
		if (PkgConfig_FOUND)
			pkg_check_modules(OPUS opus)
			set(OPUS_DEFAULT ${OPUS_FOUND})
		endif()
	endif()

		message("Using OPUS: ${OPUS_DEFAULT}")
endif()

option(WITH_OPUS "compile with opus codec support" ${OPUS_DEFAULT})
if (WITH_OPUS)
	find_package(Opus)
	if (Opus_FOUND)
		freerdp_library_add(${OPUS_LIBRARIES})
	else()
		find_package(PkgConfig REQUIRED)
		pkg_check_modules(OPUS REQUIRED opus)
		freerdp_library_add(${OPUS_LIBRARIES})
		freerdp_include_directory_add(${OPUS_INCLUDE_DIRS})
		link_directories(${OPUS_LIBRARY_DIRS})
	endif()
endif()

if (WITH_SWSCALE)
	find_package(FFmpeg REQUIRED COMPONENTS SWSCALE)
endif(WITH_SWSCALE)
if (WITH_CAIRO)
    find_package(Cairo REQUIRED)
endif(WITH_CAIRO)

# Prefer SWScale over Cairo, both at the same time are not possible.
if (WITH_SWSCALE)
	include_directories(SYSTEM ${SWSCALE_INCLUDE_DIRS})
	freerdp_library_add(${SWSCALE_LIBRARY})
endif()
if (WITH_CAIRO)
    include_directories(SYSTEM ${CAIRO_INCLUDE_DIR})
    freerdp_library_add(${CAIRO_LIBRARY})
endif()
if (NOT WITH_SWSCALE AND NOT WITH_CAIRO)
    message(WARNING "-DWITH_SWSCALE=OFF and -DWITH_CAIRO=OFF, compiling without image scaling support!")
endif()

set(${MODULE_PREFIX}_SUBMODULES
    emu
    utils
    common
    gdi
    cache
    crypto
    locale
    core)

foreach(${MODULE_PREFIX}_SUBMODULE ${${MODULE_PREFIX}_SUBMODULES})
    add_subdirectory(${${MODULE_PREFIX}_SUBMODULE})
endforeach()

if (NOT WITH_DSP_FFMPEG AND NOT WITH_FAAC AND NOT WITH_FDK_AAC)
	message(WARNING "Compiling without WITH_DSP_FFMPEG, WITH_FAAC and WITH_FDK_AAC. AAC encoder support disabled")
endif ()

add_subdirectory(codec)
add_subdirectory(primitives)

if (WITH_AAD)
	if (NOT WITH_WINPR_JSON)
		message(FATAL_ERROR "Trying to build -DWITH_AAD=ON but WITH_WINPR_JSON is not defined")
	endif()
endif()

list(APPEND LIBFREERDP_PUB_LIBS winpr)

list(REMOVE_DUPLICATES LIBFREERDP_DEFINITIONS)
list(REMOVE_DUPLICATES LIBFREERDP_INCLUDES)
include_directories(SYSTEM ${LIBFREERDP_INCLUDES})

if (LIBFREERDP_OBJECT_LIBS)
	list(REMOVE_DUPLICATES LIBFREERDP_OBJECT_LIBS)
    list(APPEND LIBFREERDP_SRCS ${LIBFREERDP_OBJECT_LIBS})
endif()

AddTargetWithResourceFile(${MODULE_NAME} FALSE "${FREERDP_VERSION}" LIBFREERDP_SRCS)

add_definitions(${LIBFREERDP_DEFINITIONS})

if (LIBFREERDP_COMPILE_OPTIONS)
	list(REMOVE_DUPLICATES LIBFREERDP_COMPILE_OPTIONS)
	target_compile_options(${MODULE_NAME} PRIVATE ${LIBFREERDP_COMPILE_OPTIONS})
endif()

if (WITH_FULL_CONFIG_PATH)
    add_definitions(-DWITH_FULL_CONFIG_PATH)
endif()

target_include_directories(${MODULE_NAME} INTERFACE $<INSTALL_INTERFACE:include>)
target_link_libraries(${MODULE_NAME} PRIVATE ${LIBFREERDP_LIBS})
target_link_libraries(${MODULE_NAME} PUBLIC ${LIBFREERDP_PUB_LIBS})
install(TARGETS ${MODULE_NAME} COMPONENT libraries EXPORT FreeRDPTargets
        ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})

set_property(TARGET ${MODULE_NAME} PROPERTY FOLDER "FreeRDP/libfreerdp")

include(pkg-config-install-prefix)
set(FREERDP_REQUIRES_PRIVATE "")

if(WITH_SMARTCARD_EMULATE)
    string(APPEND FREERDP_REQUIRES_PRIVATE " zlib")
    list(APPEND FREERDP_PC_PRIVATE_LIBS "-lz")
endif()
list(JOIN FREERDP_PC_PRIVATE_LIBS " " FREERDP_PC_PRIVATE_LIBS)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/freerdp.pc.in ${CMAKE_CURRENT_BINARY_DIR}/freerdp${FREERDP_VERSION_MAJOR}.pc @ONLY)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/freerdp${FREERDP_VERSION_MAJOR}.pc DESTINATION ${PKG_CONFIG_PC_INSTALL_DIR})

## cmake project
export(PACKAGE freerdp)

SetFreeRDPCMakeInstallDir(FREERDP_CMAKE_INSTALL_DIR "FreeRDP${FREERDP_VERSION_MAJOR}")

configure_package_config_file(FreeRDPConfig.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/FreeRDPConfig.cmake
INSTALL_DESTINATION ${FREERDP_CMAKE_INSTALL_DIR}
PATH_VARS FREERDP_INCLUDE_DIR FREERDP_PLUGIN_PATH)

write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/FreeRDPConfigVersion.cmake
VERSION ${FREERDP_VERSION} COMPATIBILITY SameMajorVersion)

install(FILES ${CMAKE_CURRENT_BINARY_DIR}/FreeRDPConfig.cmake ${CMAKE_CURRENT_BINARY_DIR}/FreeRDPConfigVersion.cmake
DESTINATION ${FREERDP_CMAKE_INSTALL_DIR})

install(EXPORT FreeRDPTargets DESTINATION ${FREERDP_CMAKE_INSTALL_DIR})