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CMakeLists.txt
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CMakeLists.txt
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# Unvanquished BSD Source Code
# Copyright (c) 2013-2014, Unvanquished Developers
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the <organization> nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cmake_minimum_required(VERSION 3.12)
project(Unvanquished C CXX)
# On Mac, default to x86_64 unless user requests something else
if (NOT CMAKE_OSX_ARCHITECTURES)
set(CMAKE_OSX_ARCHITECTURES x86_64)
endif()
# When we build in the source dir, the daemon executable cannot be create
# as there is already a daemon directory, so we disallow building in the
# source dir.
if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR)
message(FATAL_ERROR "Building in the source directory is not supported, try building in a 'build' directory. You may have to delete the CMakeCache.txt file and CMakeFiles directory that are next to the CMakeLists.txt.")
endif()
set(SUBMODULE_LIST
"libs/RmlUi"
)
set(DAEMON_DIR_STRING "Path to the Daemon Engine source.")
if(NOT DAEMON_DIR)
set(DAEMON_DIR "${CMAKE_CURRENT_SOURCE_DIR}/daemon" CACHE STRING "${DAEMON_DIR_STRING}")
LIST(APPEND SUBMODULE_LIST "daemon")
else()
set(DAEMON_DIR "${DAEMON_DIR}" CACHE STRING "${DAEMON_DIR_STRING}")
endif()
foreach(SUBMODULE_PATH ${SUBMODULE_LIST})
# Check if we need to initialize submodule
file(GLOB DENG_RESULT "${CMAKE_CURRENT_SOURCE_DIR}/${SUBMODULE_PATH}")
list(LENGTH DENG_RESULT DENG_RES_LEN)
if(DENG_RES_LEN EQUAL 0)
if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git")
find_package(Git REQUIRED)
if(GIT_FOUND)
execute_process(
COMMAND ${GIT_EXECUTABLE} submodule update --init --recursive -- "${SUBMODULE_PATH}"
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
endif()
endif()
endif()
endforeach()
set(Daemon_OUT ${CMAKE_CURRENT_BINARY_DIR})
add_subdirectory("${DAEMON_DIR}" daemon_build)
include(DaemonGame)
set(LIB_DIR ${CMAKE_CURRENT_SOURCE_DIR}/libs)
include_directories(${LIB_DIR})
set(GAMELOGIC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
include_directories(${GAMELOGIC_DIR})
include(src.cmake)
option(BUILD_CGAME "Build client-side gamelogic" 1)
option(BUILD_SGAME "Build server-side gamelogic" 1)
# Whether we are building any gamelogic with the current toolchain
if ((BUILD_GAME_NATIVE_DLL OR BUILD_GAME_NATIVE_EXE OR NACL) AND (BUILD_CGAME OR BUILD_SGAME))
set(BUILDING_ANY_GAMELOGIC 1)
endif()
#########################################
# Externally built library dependencies #
#########################################
if (NACL)
set(FREETYPE_LIBRARY ${DEPS_DIR}/pnacl_deps/lib/libfreetype.a)
set(FREETYPE_LIBRARIES ${FREETYPE_LIBRARY} ${DEPS_DIR}/pnacl_deps/lib/libpng16.a)
set(FREETYPE_INCLUDE_DIRS ${DEPS_DIR}/pnacl_deps/include/freetype2)
set(LUA_INCLUDE_DIR ${DEPS_DIR}/pnacl_deps/include)
set(LUA_LIBRARY ${DEPS_DIR}/pnacl_deps/lib/liblua.a)
elseif (BUILDING_ANY_GAMELOGIC)
find_package(Lua REQUIRED)
if (BUILD_CGAME)
# Freetype (RmlUi dependency)
find_package(Freetype REQUIRED)
if (APPLE OR WIN32)
find_package(ZLIB REQUIRED)
set(FREETYPE_LIBRARIES ${FREETYPE_LIBRARIES} ${ZLIB_LIBRARIES})
endif()
endif()
endif()
include_directories(${LUA_INCLUDE_DIR})
##################################
# Libraries we build from source #
##################################
if (BUILDING_ANY_GAMELOGIC AND BUILD_CGAME)
# RmlUi
include_directories(${FREETYPE_INCLUDE_DIRS})
include(${CMAKE_CURRENT_SOURCE_DIR}/rmlui.cmake)
set_target_properties(RMLUI_LIB PROPERTIES FOLDER "libs")
include_directories(${RMLUI_INCLUDE_DIRS})
endif()
# Configuration for Recast
set(RC_MAX_LAYERS 63 CACHE STRING "Must be 255 or smaller.")
set(RC_MAX_NEIS 16 CACHE STRING "")
# This does not set the cache variable but rather a normal variable that shadows it.
set(NACL_VM_INHERITED_OPTIONS ${NACL_VM_INHERITED_OPTIONS} RC_MAX_LAYERS RC_MAX_NEIS)
if (BUILDING_ANY_GAMELOGIC)
# Fastlz
add_library(srclibs-fastlz EXCLUDE_FROM_ALL ${FASTLZLIST})
set_target_properties(srclibs-fastlz PROPERTIES POSITION_INDEPENDENT_CODE 1 FOLDER "libs")
# Detour
add_library(srclibs-detour EXCLUDE_FROM_ALL ${DETOURLIST})
set_target_properties(srclibs-detour PROPERTIES POSITION_INDEPENDENT_CODE 1 FOLDER "libs")
include_directories(${LIB_DIR}/recastnavigation/Detour/Include
${LIB_DIR}/recastnavigation/DetourTileCache/Include
${LIB_DIR}/recastnavigation/DebugUtils/Include
${LIB_DIR}/recastnavigation/DetourCrowd/Include)
# Recast
if (RC_MAX_LAYERS GREATER 255)
message(FATAL_ERROR "RC_MAX_LAYERS must be 255 or smaller")
endif()
add_definitions(-DRC_MAX_LAYERS_DEF=${RC_MAX_LAYERS})
add_definitions(-DRC_MAX_NEIS_DEF=${RC_MAX_NEIS})
add_library(srclibs-recast EXCLUDE_FROM_ALL ${RECASTLIST})
set_target_properties(srclibs-recast PROPERTIES POSITION_INDEPENDENT_CODE 1 FOLDER "libs")
include_directories(
${LIB_DIR}/recastnavigation/Recast/Include
${LIB_DIR}/recastnavigation/RecastDemo/Include)
# GLM (header-only)
include_directories(${LIB_DIR}/glm)
add_definitions(-DGLM_FORCE_EXPLICIT_CTOR)
# tinygettext
add_library(srclibs-tinygettext EXCLUDE_FROM_ALL ${TINYGETTEXTLIST})
set_target_properties(srclibs-tinygettext PROPERTIES POSITION_INDEPENDENT_CODE 1 FOLDER "libs")
target_include_directories(srclibs-tinygettext PUBLIC ${LIB_DIR}/tinygettext/include)
target_compile_definitions(srclibs-tinygettext PUBLIC TINYGETTEXT_UTF8_ONLY)
endif()
################################################
# Warning options for Unvanquished source code #
################################################
if (BUILDING_ANY_GAMELOGIC)
# keep
try_flag(WARNINGS "-Wno-pragmas")
try_flag(WARNINGS "-Wno-unknown-pragmas")
try_flag(WARNINGS "-W${WARNMODE}old-style-cast")
try_flag(WARNINGS "-Woverloaded-virtual")
try_flag(WARNINGS "-Wstrict-null-sentinel")
# Since OSX uses newer compilers, they complain about some of header only libs.
# So, ignore deprecation warnings on OSX.
if (APPLE)
# Do not error for GLM vsprintf deprecation warnings.
try_flag(WARNINGS "-Wno-error=deprecated-declarations")
endif()
# remove
try_flag(WARNINGS "-Wno-maybe-uninitialized")
try_flag(WARNINGS "/wd4127") # conditional expression is constant
try_flag(WARNINGS "/wd4458") # declaration of 'XXX' hides class member
try_flag(WARNINGS "/wd4459") # declaration of 'XXX' hides global declaration
try_flag(WARNINGS "/wd4701") # potentially uninitialized local variable 'XXX' used
try_flag(WARNINGS "/wd26812") # The enum 'XXX' is unscoped. Prefer 'enum class' over 'enum'
endif()
if (NACL)
# https://stackoverflow.com/a/48413842
set(WARNINGS ${WARNINGS} "-Wno-missing-braces")
endif()
#####################
# Gamelogic modules #
#####################
if (BUILD_SGAME)
include(tools/cbse/CBSE.cmake)
# Avoid generating CBSE in the NaCl subproject.
if (FORK EQUAL 2)
CBSEFileList("${GAMELOGIC_DIR}/sgame/" sgame_GENERATED_CBSE)
else()
CBSE("sgame"
"${GAMELOGIC_DIR}/sgame/entities.yaml"
"${GAMELOGIC_DIR}/sgame/")
endif()
GAMEMODULE(NAME sgame
DEFINITIONS
BUILD_SGAME
FLAGS
${WARNINGS}
FILES
${SGAMELIST}
${sgame_GENERATED_CBSE}
LIBS
${LUA_LIBRARY}
srclibs-detour
srclibs-recast
srclibs-fastlz
)
if (BUILD_GAME_NACL AND NOT (FORK EQUAL 2))
include(ExternalProject)
ExternalProject_Add_Step(nacl-vms cbse-trigger
COMMENT "Finished CBSE generation, ready to build NaCl"
DEPENDS ${sgame_GENERATED_CBSE}
DEPENDERS build)
endif()
endif()
if (BUILD_CGAME)
GAMEMODULE(NAME cgame
DEFINITIONS
BUILD_CGAME
RMLUI_STATIC_LIB
FLAGS
${WARNINGS}
FILES
${CGAMELIST}
LIBS
RMLUI_LIB
${FREETYPE_LIBRARIES}
${LUA_LIBRARY}
srclibs-tinygettext
srclibs-detour
srclibs-recast
srclibs-fastlz
)
endif()