1 files changed, 206 insertions, 0 deletions
diff --git a/lib/entityx/CMakeLists.txt b/lib/entityx/CMakeLists.txt
new file mode 100644
index 0000000..8a2b5d1
--- /dev/null
+++ b/lib/entityx/CMakeLists.txt
@@ -0,0 +1,206 @@
+cmake_minimum_required(VERSION 3.1)
+set(ENTITYX_MAJOR_VERSION 1)
+set(ENTITYX_MINOR_VERSION 1)
+set(ENTITYX_PATCH_VERSION 2)
+set(ENTITYX_VERSION ${ENTITYX_MAJOR_VERSION}.${ENTITYX_MINOR_VERSION}.${ENTITYX_PATCH_VERSION})
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+project(EntityX)
+
+message(STATUS "EntityX version ${ENTITYX_VERSION}")
+
+if(NOT DEFINED CMAKE_MACOSX_RPATH)
+  set(CMAKE_MACOSX_RPATH 0)
+endif()
+
+
+include_directories(${CMAKE_CURRENT_LIST_DIR})
+
+set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+
+set(ENTITYX_BUILD_TESTING true CACHE BOOL "Enable building of tests.")
+set(ENTITYX_RUN_BENCHMARKS false CACHE BOOL "Run benchmarks (in conjunction with -DENTITYX_BUILD_TESTING=1).")
+set(ENTITYX_MAX_COMPONENTS 64 CACHE STRING "Set the maximum number of components.")
+set(ENTITYX_DT_TYPE double CACHE STRING "The type used for delta time in EntityX update methods.")
+set(ENTITYX_BUILD_SHARED true CACHE BOOL "Build shared libraries?")
+
+include(${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
+include(CheckCXXSourceCompiles)
+
+# Default compiler args
+if (CMAKE_CXX_COMPILER_ID MATCHES "(GNU|.*Clang)")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic -Werror -Wall -Wextra -Wno-unused-parameter -Wno-error=unused-variable -Wno-error=sign-compare")
+    set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g")
+    set(CMAKE_CXX_FLAGS_MINSIZEREL "-g -Os -DNDEBUG")
+    set(CMAKE_CXX_FLAGS_RELEASE "-g -O2 -DNDEBUG")
+    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g")
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL 'MSVC')
+    # /Zi - Produces a program database (PDB) that contains type information and symbolic debugging information for use with the debugger.
+    # /FS - Allows multiple cl.exe processes to write to the same .pdb file
+    # /DEBUG - Enable debug during linking
+    # /Od - Disables optimization
+    set(CMAKE_CXX_FLAGS_DEBUG "/Zi /FS /DEBUG /Od /MDd")
+    # /Ox - Full optimization
+    set(CMAKE_CXX_FLAGS_RELEASE "/Ox -DNDEBUG")
+    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "/Ox /Zi /FS /DEBUG")
+endif()
+
+# if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+#     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Weverything -Wno-c++98-compat -Wno-shadow -Wno-padded -Wno-missing-noreturn -Wno-global-constructors")
+# endif()
+
+# Library installation directory
+if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
+    set(CMAKE_INSTALL_LIBDIR lib)
+endif(NOT DEFINED CMAKE_INSTALL_LIBDIR)
+set(libdir ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})
+
+set(OLD_CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+if ((MAKE_CXX_COMPILER_ID STREQUAL "GNU") OR (CMAKE_CXX_COMPILER_ID STREQUAL "Clang"))
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
+endif()
+check_cxx_source_compiles(
+"
+#include <memory>
+
+int main() {
+    std::shared_ptr<int>();
+}
+"
+ENTITYX_HAVE_CXX11_STDLIB
+)
+
+if (NOT ENTITYX_HAVE_CXX11_STDLIB)
+    message(STATUS "-- Not using -stdlib=libc++ (test failed to build)")
+    set(CMAKE_CXX_FLAGS "${OLD_CMAKE_CXX_FLAGS}")
+else ()
+    message(STATUS "-- Using -stdlib=libc++")
+endif ()
+
+
+# Misc features
+check_include_file("stdint.h" HAVE_STDINT_H)
+
+macro(require FEATURE_NAME MESSAGE_STRING)
+    if (NOT ${${FEATURE_NAME}})
+        message(FATAL_ERROR "${MESSAGE_STRING} required -- ${${FEATURE_NAME}}")
+    else()
+        message(STATUS "--   ${MESSAGE_STRING} found")
+    endif()
+endmacro(require)
+
+macro(create_test TARGET_NAME SOURCE DEPENDENCIES)
+    add_executable(${TARGET_NAME} ${SOURCE})
+    set_target_properties(${TARGET_NAME} PROPERTIES FOLDER "entityx/tests")
+    target_link_libraries(
+        ${TARGET_NAME}
+        ${DEPENDENCIES}
+        ${ARGN}
+        )
+
+    # Special case for benchmark tests
+    if (${TARGET_NAME} MATCHES .*benchmark.*)
+        if(ENTITYX_RUN_BENCHMARKS)
+            add_test(${TARGET_NAME} ${TARGET_NAME})
+        endif()
+    else()
+        add_test(${TARGET_NAME} ${TARGET_NAME})
+    endif()
+endmacro()
+
+if (NOT CMAKE_BUILD_TYPE)
+    message(STATUS "-- Defaulting to release build (use -DCMAKE_BUILD_TYPE:STRING=Debug for debug build)")
+    set(CMAKE_BUILD_TYPE "Release")
+endif()
+
+message(STATUS "-- Checking misc features")
+require(HAVE_STDINT_H "stdint.h")
+
+# Things to install
+
+
+set(sources entityx/System.cc entityx/Event.cc entityx/Entity.cc entityx/help/Timer.cc entityx/help/Pool.cc)
+
+if (ENTITYX_BUILD_SHARED)
+    message(STATUS "-- Building shared libraries (-DENTITYX_BUILD_SHARED=0 to only build static libraries)")
+    add_library(entityx SHARED ${sources})
+
+    set_target_properties(entityx PROPERTIES
+        OUTPUT_NAME entityx
+        DEBUG_POSTFIX -d
+        VERSION ${ENTITYX_VERSION}
+        SOVERSION ${ENTITYX_MAJOR_VERSION}
+        FOLDER entityx)
+    set(install_libs entityx)
+    set_property(TARGET entityx APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES
+          $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
+else()
+    add_library(entityx STATIC ${sources})
+    set_target_properties(entityx PROPERTIES DEBUG_POSTFIX -d FOLDER entityx)
+    set(install_libs entityx)
+    set_property(TARGET entityx APPEND PROPERTY INTERFACE_INCLUDE_DIRECTORIES
+          $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>)
+endif (ENTITYX_BUILD_SHARED)
+
+# Make sure C++11 features are available
+target_compile_features(entityx PUBLIC cxx_auto_type)
+target_compile_features(entityx PUBLIC cxx_nullptr)
+target_compile_features(entityx PUBLIC cxx_static_assert)
+target_compile_features(entityx PUBLIC cxx_decltype)
+target_compile_features(entityx PUBLIC cxx_constexpr)
+target_compile_features(entityx PUBLIC cxx_sizeof_member)
+target_compile_features(entityx PUBLIC cxx_variadic_templates)
+target_compile_features(entityx PUBLIC cxx_rvalue_references)
+target_compile_features(entityx PUBLIC cxx_long_long_type)
+target_compile_features(entityx PUBLIC cxx_lambdas)
+target_compile_features(entityx PUBLIC cxx_func_identifier)
+
+if (ENTITYX_BUILD_TESTING)
+    enable_testing()
+    create_test(pool_test entityx/help/Pool_test.cc ${install_libs})
+    create_test(entity_test entityx/Entity_test.cc ${install_libs})
+    create_test(event_test entityx/Event_test.cc ${install_libs})
+    create_test(system_test entityx/System_test.cc ${install_libs})
+    create_test(tags_component_test entityx/tags/TagsComponent_test.cc ${install_libs})
+    create_test(dependencies_test entityx/deps/Dependencies_test.cc ${install_libs})
+    create_test(benchmarks_test entityx/Benchmarks_test.cc ${install_libs})
+    if (ENTITYX_RUN_BENCHMARKS)
+        message(STATUS "-- Running benchmarks")
+    else ()
+        message(STATUS "-- Not running benchmarks (use -DENTITYX_RUN_BENCHMARKS=1 to enable)")
+    endif ()
+endif (ENTITYX_BUILD_TESTING)
+
+
+configure_file(
+    ${CMAKE_CURRENT_SOURCE_DIR}/entityx/config.h.in
+    ${CMAKE_CURRENT_SOURCE_DIR}/entityx/config.h
+)
+
+
+if (NOT WINDOWS OR CYGWIN)
+    set(entityx_libs -lentityx)
+
+    configure_file(
+        ${CMAKE_CURRENT_SOURCE_DIR}/entityx.pc.in
+        ${CMAKE_CURRENT_BINARY_DIR}/entityx.pc
+        )
+
+    install(
+        FILES ${CMAKE_CURRENT_BINARY_DIR}/entityx.pc
+        DESTINATION "${libdir}/pkgconfig"
+        )
+endif()
+
+install(
+    DIRECTORY "entityx"
+    DESTINATION "include"
+    FILES_MATCHING PATTERN "*.h"
+    )
+
+install(
+    TARGETS ${install_libs}
+    LIBRARY DESTINATION "${libdir}"
+    ARCHIVE DESTINATION "${libdir}"
+    RUNTIME DESTINATION "bin"
+    )