ddnet/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 2.8)
project(DDNet)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/cmake)
option(WEBSOCKETS "Enable websockets support" OFF)
option(MYSQL "Enable mysql support" OFF)
option(CLIENT "Compile client" ON)
# Set the default build type to Release
if(NOT(CMAKE_BUILD_TYPE))
set(CMAKE_BUILD_TYPE Release)
endif()
set(SERVER_EXECUTABLE DDNet-Server CACHE STRING "Name of the built server executable")
set(CLIENT_EXECUTABLE DDNet CACHE STRING "Name of the build client executable")
########################################################################
# DEPENDENCIES
########################################################################
if(CMAKE_SIZEOF_VOID_P EQUAL 4)
set(TARGET_BITS 32)
elseif(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(TARGET_BITS 64)
endif()
if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
set(TARGET_OS "windows")
elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
set(TARGET_OS "linux")
elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
set(TARGET_OS "mac")
endif()
function(set_extra_dirs VARIABLE NAME)
if(TARGET_BITS AND TARGET_OS)
set("EXTRA_${VARIABLE}_LIBDIR" "other/${NAME}/${TARGET_OS}/lib${TARGET_BITS}" PARENT_SCOPE)
endif()
set("EXTRA_${VARIABLE}_INCLUDEDIR" "other/${NAME}/include" PARENT_SCOPE)
endfunction()
# Check for PkgConfig once so all the other `find_package` calls can do it
# quietly.
find_package(PkgConfig)
find_package(Curl)
find_package(Freetype)
if(MYSQL)
find_package(MySQL)
else()
set(MYSQL_LIBRARIES)
endif()
find_package(Ogg)
find_package(Opus)
find_package(Opusfile)
find_package(PythonInterp)
find_package(SDL2)
find_package(Threads)
find_package(ZLIB)
message(STATUS "******** DDNet ********")
message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
message(STATUS "Compiler: ${CMAKE_CXX_COMPILER}")
message(STATUS "Dependencies:")
function(show_dependency_status NAME FOUND PATH)
if(FOUND)
string(FIND "${PATH}" "${PROJECT_SOURCE_DIR}" LOCAL_PATH_POS)
if(LOCAL_PATH_POS EQUAL 0)
message(STATUS " * ${NAME} not found (using bundled version)")
else()
message(STATUS " * ${NAME} found")
endif()
else()
message(STATUS " * ${NAME} not found")
endif()
endfunction()
show_dependency_status("Curl" ${CURL_FOUND} "${CURL_LIBRARY}")
show_dependency_status("Freetype" ${FREETYPE_FOUND} "${FREETYPE_LIBRARY}")
if(MYSQL)
show_dependency_status("MySQL" ${MYSQL_FOUND} "")
endif()
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show_dependency_status("Ogg" ${OGG_FOUND} "${OGG_INCLUDEDIR}")
show_dependency_status("Opus" ${OPUS_FOUND} "${OPUS_INCLUDEDIR}")
show_dependency_status("Opusfile" ${OPUSFILE_FOUND} "${OPUSFILE_LIBRARY}")
show_dependency_status("PythonInterp" ${PYTHONINTERP_FOUND} "")
show_dependency_status("SDL2" ${SDL2_FOUND} "${SDL2_LIBRARY}")
if(ZLIB_FOUND)
message(STATUS " * Zlib found")
else()
message(STATUS " * Zlib not found (using bundled version)")
endif()
if(MYSQL AND NOT(MYSQL_FOUND))
message(SEND_ERROR "You must install MySQL to compile the DDNet server with MySQL support")
endif()
if(CLIENT AND NOT(CURL_FOUND))
message(SEND_ERROR "You must install Curl to compile the DDNet client")
endif()
if(CLIENT AND NOT(FREETYPE_FOUND))
message(SEND_ERROR "You must install Freetype to compile the DDNet client")
endif()
if(CLIENT AND NOT(OGG_FOUND))
message(SEND_ERROR "You must install Ogg to compile the DDNet client")
endif()
if(CLIENT AND NOT(OPUS_FOUND))
message(SEND_ERROR "You must install Opus to compile the DDNet client")
endif()
if(CLIENT AND NOT(OPUSFILE_FOUND))
message(SEND_ERROR "You must install Opusfile to compile the DDNet client")
endif()
if(CLIENT AND NOT(SDL2_FOUND))
message(SEND_ERROR "You must install SDL2 to compile the DDNet client")
endif()
if(TARGET_OS STREQUAL "windows")
set(PLATFORM_CLIENT_LIBS opengl32 glu32 winmm)
set(PLATFORM_LIBS ws2_32) # Windows sockets
else()
set(PLATFORM_CLIENT_LIBS GL GLU X11)
set(PLATFORM_LIBS)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES Clang OR CMAKE_CXX_COMPILER_ID MATCHES GNU)
include(CheckSymbolExists)
check_symbol_exists(_FORTIFY_SOURCE "" FORTIFY_SOURCE_DEFINED)
endif()
########################################################################
# INITALIZE TARGET LISTS
########################################################################
set(TARGETS_OWN)
set(TARGETS_DEP)
########################################################################
# DEPENDENCY COMPILATION
########################################################################
if(NOT(ZLIB_FOUND))
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set(ZLIB_LIBRARIES)
file(GLOB ZLIB_SRC "src/engine/external/zlib/*.c" "src/engine/external/zlib/*.h")
add_library(zlib EXCLUDE_FROM_ALL OBJECT ${ZLIB_SRC})
list(APPEND TARGETS_DEP zlib)
set(ZLIB_INCLUDEDIR src/engine/external/zlib/)
set(DEP_ZLIB $<TARGET_OBJECTS:zlib>)
else()
set(ZLIB_INCLUDEDIR)
set(DEP_ZLIB)
endif()
file(GLOB DEP_PNG_SRC "src/engine/external/pnglite/*.c" "src/engine/external/pnglite/*.h")
add_library(png OBJECT EXCLUDE_FROM_ALL ${DEP_PNG_SRC})
target_include_directories(png PRIVATE ${ZLIB_INCLUDEDIR})
set(DEP_PNG $<TARGET_OBJECTS:png>)
list(APPEND TARGETS_DEP png)
if(CLIENT)
# Static dependencies
file(GLOB DEP_JSON_SRC "src/engine/external/json-parser/*.c" "src/engine/external/json-parser/*.h")
file(GLOB DEP_WAV_SRC "src/engine/external/wavpack/*.c" "src/engine/external/wavpack/*.h")
add_library(json EXCLUDE_FROM_ALL OBJECT ${DEP_JSON_SRC})
add_library(wav EXCLUDE_FROM_ALL OBJECT ${DEP_WAV_SRC})
list(APPEND TARGETS_DEP json wav)
set(DEP_JSON $<TARGET_OBJECTS:json>)
set(DEP_WAV $<TARGET_OBJECTS:wav>)
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endif()
########################################################################
# COPY DATA AND DLLS
########################################################################
file(COPY data DESTINATION .)
file(COPY ${CURL_COPY_FILES} DESTINATION .)
file(COPY ${FREETYPE_COPY_FILES} DESTINATION .)
file(COPY ${OPUSFILE_COPY_FILES} DESTINATION .)
file(COPY ${SDL2_COPY_FILES} DESTINATION .)
########################################################################
# CODE GENERATION
########################################################################
function(chash output_file)
add_custom_command(OUTPUT ${PROJECT_SOURCE_DIR}/${output_file}
COMMAND ${PYTHON_EXECUTABLE} scripts/cmd5.py ${ARGN} > ${output_file}
DEPENDS scripts/cmd5.py ${ARGN}
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
)
endfunction(chash)
function(generate_source output_file script_parameter)
add_custom_command(OUTPUT ${PROJECT_SOURCE_DIR}/${output_file}
COMMAND ${PYTHON_EXECUTABLE} datasrc/compile.py ${script_parameter} > ${output_file}
DEPENDS
datasrc/compile.py
datasrc/content.py
datasrc/datatypes.py
datasrc/network.py
WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
)
endfunction(generate_source)
file(MAKE_DIRECTORY "${PROJECT_SOURCE_DIR}/src/game/generated/")
chash("src/game/generated/nethash.cpp"
"src/engine/shared/protocol.h"
"src/game/generated/protocol.h"
"src/game/tuning.h"
"src/game/gamecore.cpp"
)
generate_source("src/game/generated/client_data.cpp" "client_content_source")
generate_source("src/game/generated/client_data.h" "client_content_header")
generate_source("src/game/generated/protocol.cpp" "network_source")
generate_source("src/game/generated/protocol.h" "network_header")
generate_source("src/game/generated/server_data.cpp" "server_content_source")
generate_source("src/game/generated/server_data.h" "server_content_header")
########################################################################
# SHARED
########################################################################
# Sources
file(GLOB_RECURSE BASE "src/base/*.c" "src/base/*.cpp" "src/base/*.h")
file(GLOB_RECURSE ENGINE_SHARED "src/engine/shared/*.cpp" "src/engine/shared/*.h")
file(GLOB GAME_SHARED "src/game/*.cpp" "src/game/*.h")
set(GAME_GENERATED_SHARED "src/game/generated/protocol.cpp" "src/game/generated/protocol.h" "src/game/generated/nethash.cpp")
# Static dependencies
file(GLOB DEP_MD5_SRC "src/engine/external/md5/*.c" "src/engine/external/md5/*.h")
add_library(md5 EXCLUDE_FROM_ALL OBJECT ${DEP_MD5_SRC})
set(DEP_MD5 $<TARGET_OBJECTS:md5>)
list(APPEND TARGETS_DEP md5)
if(WEBSOCKETS)
file(GLOB DEP_WEBSOCKETS_SRC "src/engine/external/libwebsockets/*.c" "src/engine/external/libwebsockets/*.h")
add_library(websockets EXCLUDE_FROM_ALL OBJECT ${DEP_WEBSOCKETS_SRC})
list(APPEND TARGETS_DEP websockets)
set(DEP_WEBSOCKETS $<TARGET_OBJECTS:websockets>)
else()
set(DEP_WEBSOCKETS)
endif()
set(DEPS ${DEP_MD5} ${DEP_WEBSOCKETS} ${DEP_ZLIB})
# Libraries
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set(LIBS ${CMAKE_THREAD_LIBS_INIT} ${ZLIB_LIBRARIES} ${PLATFORM_LIBS})
# Targets
add_library(engine-shared EXCLUDE_FROM_ALL OBJECT ${ENGINE_SHARED} ${BASE})
add_library(game-shared EXCLUDE_FROM_ALL OBJECT ${GAME_SHARED} ${GAME_GENERATED_SHARED})
list(APPEND TARGETS_OWN engine-shared game-shared)
########################################################################
# CLIENT
########################################################################
if(CLIENT)
# Sources
file(GLOB_RECURSE ENGINE_CLIENT "src/engine/client/*.cpp" "src/engine/client/*.h")
file(GLOB_RECURSE GAME_CLIENT "src/game/client/*.cpp" "src/game/client/*.h")
file(GLOB_RECURSE GAME_EDITOR "src/game/editor/*.cpp" "src/game/editor/*.h")
set(GAME_GENERATED_CLIENT "src/game/generated/client_data.cpp" "src/game/generated/client_data.h")
set(CLIENT_SRC ${ENGINE_CLIENT} ${GAME_CLIENT} ${GAME_EDITOR} ${GAME_GENERATED_CLIENT})
set(DEPS_CLIENT ${DEPS} ${DEP_JSON} ${DEP_PNG} ${DEP_WAV})
# Libraries
set(LIBS_CLIENT
${LIBS}
${CURL_LIBRARIES}
${FREETYPE_LIBRARIES}
${OGG_LIBRARIES}
${OPUSFILE_LIBRARIES}
${OPUS_LIBRARIES}
${SDL2_LIBRARIES}
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${PLATFORM_CLIENT_LIBS}
)
# Target
set(TARGET_CLIENT ${CLIENT_EXECUTABLE})
add_executable(${TARGET_CLIENT}
${CLIENT_SRC}
${DEPS_CLIENT}
$<TARGET_OBJECTS:engine-shared>
$<TARGET_OBJECTS:game-shared>
)
target_link_libraries(${TARGET_CLIENT} ${LIBS_CLIENT})
target_include_directories(${TARGET_CLIENT} PRIVATE
${CURL_INCLUDE_DIRS}
${FREETYPE_INCLUDE_DIRS}
${OGG_INCLUDE_DIRS}
${OPUSFILE_INCLUDE_DIRS}
${OPUS_INCLUDE_DIRS}
${SDL2_INCLUDE_DIRS}
)
list(APPEND TARGETS_OWN ${TARGET_CLIENT})
if(TARGET_OS STREQUAL "windows")
target_sources(${TARGET_CLIENT} PRIVATE "other/icons/DDNet.rc")
endif()
endif()
########################################################################
# SERVER
########################################################################
# Sources
file(GLOB_RECURSE ENGINE_SERVER "src/engine/server/*.cpp" "src/engine/server/*.h")
file(GLOB_RECURSE GAME_SERVER "src/game/server/*.cpp" "src/game/server/*.h")
set(GAME_GENERATED_SERVER "src/game/generated/server_data.cpp" "src/game/generated/server_data.h")
set(SERVER_SRC ${ENGINE_SERVER} ${GAME_SERVER} ${GAME_GENERATED_SERVER})
# Libraries
set(LIBS_SERVER ${LIBS} ${MYSQL_LIBRARIES})
# Target
set(TARGET_SERVER ${SERVER_EXECUTABLE})
add_executable(${TARGET_SERVER}
${DEPS}
${SERVER_SRC}
$<TARGET_OBJECTS:engine-shared>
$<TARGET_OBJECTS:game-shared>
)
target_link_libraries(${TARGET_SERVER} ${LIBS_SERVER})
list(APPEND TARGETS_OWN ${TARGET_SERVER})
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if(MYSQL)
target_compile_definitions(${TARGET_SERVER} PRIVATE -DCONF_SQL)
target_include_directories(${TARGET_SERVER} PRIVATE ${MYSQL_INCLUDE_DIRS})
endif()
if(TARGET_OS STREQUAL "windows")
target_sources(${TARGET_SERVER} PRIVATE "other/icons/DDNet-Server.rc")
endif()
########################################################################
# VARIOUS TARGETS
########################################################################
file(GLOB_RECURSE MASTERSRV_SRC "src/mastersrv/*.cpp" "src/mastersrv/*.h")
file(GLOB_RECURSE VERSIONSRV_SRC "src/versionsrv/*.cpp" "src/versionsrv/*.h")
file(GLOB_RECURSE TWPING_SRC "src/twping/*.cpp" "src/twping/*.h")
set(TARGET_MASTERSRV mastersrv)
set(TARGET_VERSIONSRV versionsrv)
set(TARGET_TWPING twping)
add_executable(${TARGET_MASTERSRV} EXCLUDE_FROM_ALL ${MASTERSRV_SRC} $<TARGET_OBJECTS:engine-shared> ${DEPS})
add_executable(${TARGET_VERSIONSRV} EXCLUDE_FROM_ALL ${VERSIONSRV_SRC} $<TARGET_OBJECTS:engine-shared> ${DEPS})
add_executable(${TARGET_TWPING} EXCLUDE_FROM_ALL ${TWPING_SRC} $<TARGET_OBJECTS:engine-shared> ${DEPS})
target_link_libraries(${TARGET_MASTERSRV} ${LIBS})
target_link_libraries(${TARGET_VERSIONSRV} ${LIBS})
target_link_libraries(${TARGET_TWPING} ${LIBS})
list(APPEND TARGETS_OWN ${TARGET_MASTERSRV} ${TARGET_TWPING} ${TARGET_VERSIONSRV})
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set(TARGETS_TOOLS)
file(GLOB TOOLS RELATIVE "${PROJECT_SOURCE_DIR}/src/tools/" "src/tools/*.cpp")
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foreach(T ${TOOLS})
string(REGEX REPLACE "\\.cpp$" "" TOOL "${T}")
add_executable(${TOOL} EXCLUDE_FROM_ALL
${DEPS}
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src/tools/${TOOL}.cpp
$<TARGET_OBJECTS:engine-shared>
)
if(TOOL MATCHES "^(tileset_|dilate$)")
target_sources(${TOOL} PRIVATE ${DEP_PNG})
endif()
if(TOOL MATCHES "^config_")
target_sources(${TOOL} PRIVATE "src/tools/config_common.h")
endif()
target_link_libraries(${TOOL} ${LIBS})
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list(APPEND TARGETS_TOOLS ${TOOL})
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endforeach()
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list(APPEND TARGETS_OWN ${TARGETS_TOOLS})
add_custom_target(tools DEPENDS ${TARGETS_TOOLS})
add_custom_target(everything DEPENDS ${TARGETS_OWN})
########################################################################
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# COMPILER-SPECIFICS
########################################################################
# In the future (CMake 3.8.0+), use source_group(TREE ...)
macro(source_group_tree dir)
file(GLOB ents RELATIVE ${PROJECT_SOURCE_DIR}/${dir} ${PROJECT_SOURCE_DIR}/${dir}/*)
foreach(ent ${ents})
if(IS_DIRECTORY ${PROJECT_SOURCE_DIR}/${dir}/${ent})
source_group_tree(${dir}/${ent})
else()
string(REPLACE "/" "\\" group ${dir})
source_group(${group} FILES ${PROJECT_SOURCE_DIR}/${dir}/${ent})
endif()
endforeach()
endmacro()
source_group_tree(src)
set(TARGETS ${TARGETS_OWN} ${TARGETS_DEP})
foreach(target ${TARGETS})
if(MSVC)
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set(DBG $<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>)
target_compile_options(${target} PRIVATE $<$<NOT:${DBG}>:/MT> $<${DBG}:/MTd>) # Use static CRT
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target_compile_options(${target} PRIVATE /MP) # Use multiple cores
target_compile_options(${target} PRIVATE /EHsc) # Only catch C++ exceptions with catch.
target_compile_options(${target} PRIVATE /GS) # Protect the stack pointer.
target_compile_options(${target} PRIVATE /wd4996) # Use of non-_s functions.
elseif(CMAKE_CXX_COMPILER_ID MATCHES Clang OR CMAKE_CXX_COMPILER_ID MATCHES GNU)
target_compile_options(${target} PRIVATE -fstack-protector-all) # Protect the stack pointer.
if(NOT FORTIFY_SOURCE_DEFINED)
target_compile_definitions(${target} PRIVATE $<$<NOT:$<CONFIG:Debug>>:_FORTIFY_SOURCE=1>) # Detect some buffer overflows.
endif()
endif()
endforeach()
foreach(target ${TARGETS_OWN})
if(MSVC)
target_compile_options(${target} PRIVATE /wd4244) # Possible loss of data (float -> int, int -> float, etc.).
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target_compile_options(${target} PRIVATE /wd4267) # Possible loss of data (size_t - int on win64).
target_compile_options(${target} PRIVATE /wd4800) # Implicit conversion of int to bool.
elseif(CMAKE_CXX_COMPILER_ID MATCHES Clang OR CMAKE_CXX_COMPILER_ID MATCHES GNU)
target_compile_options(${target} PRIVATE -Wall)
target_compile_options(${target} PRIVATE $<$<COMPILE_LANGUAGE:C>:-Wdeclaration-after-statement>)
#target_compile_options(${target} PRIVATE -Wextra)
#target_compile_options(${target} PRIVATE -Wformat=2) # Warn about format strings.
endif()
target_include_directories(${target} PRIVATE src)
target_compile_definitions(${target} PRIVATE $<$<CONFIG:Debug>:CONF_DEBUG>)
target_include_directories(${target} PRIVATE ${ZLIB_INCLUDEDIR})
if(WEBSOCKETS)
target_compile_definitions(${target} PRIVATE CONF_WEBSOCKETS)
endif()
endforeach()
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foreach(target ${TARGETS_DEP})
if(MSVC)
target_compile_options(${target} PRIVATE /W0)
endif()
endforeach()