project(minetest)
cmake_minimum_required( VERSION 2.6 )

if(RUN_IN_PLACE)
	add_definitions ( -DRUN_IN_PLACE )
endif(RUN_IN_PLACE)

if(NOT MSVC)
	set(USE_GPROF 0 CACHE BOOL "Use -pg flag for g++")
endif()

# Use cmake_config.h
add_definitions ( -DUSE_CMAKE_CONFIG_H )

if(WIN32)
	# Windows
	if(MSVC) # MSVC Specifics
		# Surpress some useless warnings
		add_definitions ( /D "_CRT_SECURE_NO_DEPRECATE" /W1 )
	else() # Probably MinGW = GCC
		set(PLATFORM_LIBS ws2_32.lib)
	endif()
	# Zlib stuff
	set(ZLIB_INCLUDE_DIR "${PROJECT_SOURCE_DIR}/../../zlib/zlib-1.2.5"
			CACHE PATH "Zlib include directory")
	set(ZLIB_LIBRARIES "${PROJECT_SOURCE_DIR}/../../zlib125dll/dll32/zlibwapi.lib"
			CACHE FILEPATH "Path to zlibwapi.lib")
	set(ZLIB_DLL "${PROJECT_SOURCE_DIR}/../../zlib125dll/dll32/zlibwapi.dll"
			CACHE FILEPATH "Path to zlibwapi.dll (for installation)")
else()
	# Unix probably
	if(BUILD_CLIENT)
		find_package(X11 REQUIRED)
		find_package(OpenGL REQUIRED)
		find_package(JPEG REQUIRED)
		find_package(BZip2 REQUIRED)
		find_package(PNG REQUIRED)
	endif(BUILD_CLIENT)
	find_package(ZLIB REQUIRED)
	set(PLATFORM_LIBS -lpthread)
	#set(CLIENT_PLATFORM_LIBS -lXxf86vm)
	# This way Xxf86vm is found on OpenBSD too
	find_library(XXF86VM_LIBRARY Xxf86vm)
	set(CLIENT_PLATFORM_LIBS ${XXF86VM_LIBRARY})
endif()

configure_file(
	"${PROJECT_SOURCE_DIR}/cmake_config.h.in"
	"${PROJECT_BINARY_DIR}/cmake_config.h"
)

set(common_SRCS
	auth.cpp
	collision.cpp
	nodemetadata.cpp
	serverobject.cpp
	noise.cpp
	mineral.cpp
	porting.cpp
	materials.cpp
	defaultsettings.cpp
	mapnode.cpp
	voxel.cpp
	mapblockobject.cpp
	inventory.cpp
	debug.cpp
	serialization.cpp
	light.cpp
	filesys.cpp
	connection.cpp
	environment.cpp
	server.cpp
	servercommand.cpp
	socket.cpp
	mapblock.cpp
	mapsector.cpp
	map.cpp
	player.cpp
	utility.cpp
	test.cpp
	sha1.cpp
	base64.cpp
)

# Client sources
set(minetest_SRCS
	${common_SRCS}
	keycode.cpp
	clouds.cpp
	clientobject.cpp
	guiFurnaceMenu.cpp
	guiMainMenu.cpp
	guiMessageMenu.cpp
	guiTextInputMenu.cpp
	guiInventoryMenu.cpp
	guiPauseMenu.cpp
	guiPasswordChange.cpp
	client.cpp
	tile.cpp
	game.cpp
	main.cpp
)

# Server sources
set(minetestserver_SRCS
	${common_SRCS}
	servermain.cpp
)

include_directories(
	${PROJECT_BINARY_DIR}
	${IRRLICHT_INCLUDE_DIR}
	${ZLIB_INCLUDE_DIR}
	${CMAKE_BUILD_TYPE}
	${PNG_INCLUDE_DIR}
	"${PROJECT_SOURCE_DIR}/jthread"
)

set(EXECUTABLE_OUTPUT_PATH ../bin)

if(BUILD_CLIENT)
	add_executable(minetest ${minetest_SRCS})
	target_link_libraries(
		minetest
		${ZLIB_LIBRARIES}
		${IRRLICHT_LIBRARY}
		${OPENGL_LIBRARIES}
		${JPEG_LIBRARIES}
		${BZIP2_LIBRARIES}
		${PNG_LIBRARIES}
		${X11_LIBRARIES}
		${PLATFORM_LIBS}
		${CLIENT_PLATFORM_LIBS}
		jthread
	)
endif(BUILD_CLIENT)

if(BUILD_SERVER)
	add_executable(minetestserver ${minetestserver_SRCS})
	target_link_libraries(
		minetestserver
		${ZLIB_LIBRARIES}
		${PLATFORM_LIBS}
		jthread
	)
endif(BUILD_SERVER)

#
# Set some optimizations and tweaks
#

if(MSVC)
	# Visual Studio

	# EHa enables SEH exceptions (used for catching segfaults)
	set(CMAKE_CXX_FLAGS_RELEASE "/EHa /MD /O2 /Ob2 /Oi /Ot /Oy /GL /FD /MT /GS- /arch:SSE /fp:fast /D NDEBUG /D _HAS_ITERATOR_DEBUGGING=0 /TP")
	#set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/LTCG /NODEFAULTLIB:\"libcmtd.lib\" /NODEFAULTLIB:\"libcmt.lib\"")
	set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/LTCG")

	# Debug build doesn't catch exceptions by itself
	# Add some optimizations because otherwise it's VERY slow
	set(CMAKE_CXX_FLAGS_DEBUG "/MDd /Zi /Ob0 /Od /RTC1")
	
	if(BUILD_SERVER)
		set_target_properties(minetestserver PROPERTIES
				COMPILE_DEFINITIONS "SERVER")
	endif(BUILD_SERVER)

else()
	# Probably GCC
	
	if(WARN_ALL)
		set(RELEASE_WARNING_FLAGS "-Wall")
	else()
		set(RELEASE_WARNING_FLAGS "")
	endif()

	set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG ${RELEASE_WARNING_FLAGS} -Wno-unused-but-set-variable -O3 -ffast-math -Wall -fomit-frame-pointer -pipe -funroll-loops")
	set(CMAKE_CXX_FLAGS_DEBUG "-g -O1 -Wall -Wno-unused-but-set-variable")

	if(USE_GPROF)
		set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -pg")
	endif()
	
	if(BUILD_SERVER)
		set_target_properties(minetestserver PROPERTIES
				COMPILE_DEFINITIONS "SERVER")
	endif(BUILD_SERVER)

endif()

#MESSAGE(STATUS "CMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE}")
#MESSAGE(STATUS "CMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG}")

#
# Installation
#

# Example configuration file
install(FILES "${CMAKE_CURRENT_SOURCE_DIR}/../minetest.conf.example" DESTINATION ${EXAMPLE_CONF_DIR})

if(BUILD_CLIENT)
	install(TARGETS minetest DESTINATION ${BINDIR})

	file(GLOB images "${CMAKE_CURRENT_SOURCE_DIR}/../data/*.png")

	install(FILES ${images} DESTINATION ${DATADIR})

	if(WIN32)
		if(DEFINED IRRLICHT_DLL)
			install(FILES ${IRRLICHT_DLL} DESTINATION ${BINDIR})
		endif()
		if(DEFINED ZLIB_DLL)
			install(FILES ${ZLIB_DLL} DESTINATION ${BINDIR})
		endif()
	endif()
endif(BUILD_CLIENT)

if(BUILD_SERVER)
	install(TARGETS minetestserver DESTINATION ${BINDIR})
endif(BUILD_SERVER)

# Subdirectories

add_subdirectory(jthread)

#end