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PkmnLib
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PkmnLib/CMakeLists.txt

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CMake
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cmake_minimum_required(VERSION 3.16)
include(CheckIPOSupported)
include(CPM.cmake)
project(pkmnLib)
# We like new stuff, so set the c++ standard to c++20.
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
option(WINDOWS "Whether the build target is Windows or not." OFF)
option(SHARED "Whether we should build a shared library, instead of a static one." ON)
option(PKMNLIB_TESTS "Whether the test executable should be build as well." OFF)
option(SANITIZER_TESTS "Whether the test executable should be built using address sanitizer." ON)
option(STATICC "Whether gcc and stdc++ should be linked statically to the library." OFF)
option(ANGELSCRIPT_DEBUGGER "Include the angelscript debug server in the build." OFF)
set(SCRIPT_PROVIDER "angelscript" CACHE STRING "Which script provider to use.")
set(LEVEL_SIZE "8" CACHE STRING "Number of bits to store the level as. Can be 8")
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
add_compile_options(-fconcepts)
endif ()
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if (EXISTS /usr/bin/mold)
message(STATUS "Mold found, using as linker")
add_link_options(-fuse-ld=mold -flto)
else()
add_link_options(-fuse-ld=lld)
endif()
# Only warn for unknown sanitizers. This error is not major enough to error on.
add_compile_options(-Wno-error=unknown-sanitizers)
# Ignore pedantic nullability extension warning, as we only use this for clang specifically
add_compile_options(-Wno-nullability-extension)
# As far as I can tell this is an invalid pedantic warning since C++ 20. Empty variadic macro arguments is completely legal.
add_compile_options(-Wno-gnu-zero-variadic-macro-arguments)
endif ()
execute_process(COMMAND mkdir -p ${CMAKE_CURRENT_BINARY_DIR}/include)
CPMAddPackage(
NAME Arbutils
GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/Arbutils.git
GIT_TAG master
OPTIONS
"SHARED=${SHARED}"
"WINDOWS=${WINDOWS}"
"STATICC=${STATICC}"
)
execute_process(COMMAND ln -sf ${Arbutils_SOURCE_DIR}/src ${CMAKE_CURRENT_BINARY_DIR}/include/Arbutils)
CPMAddPackage(
NAME CreatureLib
GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/CreatureLib.git
GIT_TAG master
OPTIONS
"SHARED=${SHARED}"
"WINDOWS=${WINDOWS}"
"STATICC=${STATICC}"
)
execute_process(COMMAND ln -sf ${CreatureLib_SOURCE_DIR}/src ${CMAKE_CURRENT_BINARY_DIR}/include/CreatureLib)
if (SCRIPT_PROVIDER STREQUAL "angelscript")
CPMAddPackage(
NAME Angelscript
GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/Angelscript.git
GIT_TAG master
DOWNLOAD_ONLY YES
)
if (Angelscript_ADDED)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" . -B ${Angelscript_BINARY_DIR}
-DBUILD_SHARED_LIBS=${SHARED} -DMSVC=${WINDOWS} -DLINK_STD_STATICALLY=${STATICC} -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON
RESULT_VARIABLE result
WORKING_DIRECTORY ${Angelscript_SOURCE_DIR}/angelscript/projects/cmake)
execute_process(COMMAND ${CMAKE_COMMAND} --build ${Angelscript_BINARY_DIR}
RESULT_VARIABLE result
WORKING_DIRECTORY ${Angelscript_SOURCE_DIR}/angelscript/projects/cmake)
endif ()
include_directories(${Angelscript_SOURCE_DIR}/angelscript/include)
include_directories(${Angelscript_SOURCE_DIR}/add_on)
elseif (SCRIPT_PROVIDER STREQUAL "wasm")
message(STATUS "Installing wasmer")
execute_process(COMMAND bash -c "curl https://get.wasmer.io -sSfL | WASMER_INSTALL_LOG=0 sh")
include_directories($ENV{WASMER_DIR}/include)
endif ()
include_directories(${CMAKE_CURRENT_BINARY_DIR}/include)
if (WINDOWS)
SET(CMAKE_SYSTEM_NAME Windows)
ADD_DEFINITIONS(-D WINDOWS=1)
endif (WINDOWS)
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# The angelscript libraries break these warnings extensively. Turn them off.
add_compile_options(-Wno-error=cast-function-type -Wno-cast-function-type)
add_compile_options(-Wno-error=type-limits -Wno-type-limits)
endif ()
message(STATUS "Using:
\t C ${CMAKE_C_COMPILER}
\t C++ ${CMAKE_CXX_COMPILER}
\t CXX ABI ${CMAKE_CXX_COMPILER_ABI}
\t C++ Version ${CMAKE_CXX_STANDARD}")
if (LEVEL_SIZE STREQUAL "8")
add_definitions(-DLEVEL_U8)
message(STATUS "Using level size of 8")
elseif (LEVEL_SIZE STREQUAL "16")
add_definitions(-DLEVEL_U16)
message(STATUS "Using level size of 16")
elseif (LEVEL_SIZE STREQUAL "32")
add_definitions(-DLEVEL_U32)
message(STATUS "Using level size of 32")
elseif (LEVEL_SIZE STREQUAL "64")
add_definitions(-DLEVEL_U64)
message(STATUS "Using level size of 64")
else ()
message(FATAL_ERROR, "Invalid level size was given.")
endif ()
if (CMAKE_BUILD_TYPE MATCHES Release AND NOT WINDOWS)
# Include debug symbols in all linux builds
message(STATUS "Including debug symbols")
add_compile_options(-g -gline-tables-only)
endif ()
# Set whether we want a static or shared library.
set(LIBTYPE STATIC)
if (SHARED)
set(LIBTYPE SHARED)
endif (SHARED)
SET(FILE_SOURCE
"src/Battling/*.cpp"
"src/Battling/*.hpp"
"src/Library/*.cpp"
"src/Library/*.hpp"
"CInterface/Core.*"
"CInterface/Library/*.cpp"
"CInterface/Library/*.hpp"
"CInterface/Battling/*.cpp"
"CInterface/Battling/*.hpp"
)
if (SCRIPT_PROVIDER STREQUAL "angelscript")
SET(FILE_SOURCE ${FILE_SOURCE}
"src/ScriptResolving/AngelScript/*.cpp"
"src/ScriptResolving/AngelScript/*.hpp"
"${Angelscript_SOURCE_DIR}/add_on/scriptbuilder/scriptbuilder.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scripthelper/scripthelper.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scripthandle/scripthandle.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scriptstdstring/scriptstdstring.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scriptdictionary/scriptdictionary.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scriptarray/scriptarray.cpp"
"${Angelscript_SOURCE_DIR}/add_on/scriptmath/scriptmath.cpp"
"CInterface/AngelScript/*.cpp"
"CInterface/AngelScript/*.hpp"
)
if (ANGELSCRIPT_DEBUGGER)
CPMAddPackage(
NAME AngelscriptDebugger
GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/AngelscriptDebuggerServer.git
GIT_TAG master
)
execute_process(COMMAND ln -sf ${AngelscriptDebugger_SOURCE_DIR}/src ${CMAKE_CURRENT_BINARY_DIR}/include/AngelscriptDebuggerServer)
set(_LINKS ${_LINKS} AngelscriptDebugger)
set(_TESTLINKS ${_TESTLINKS} AngelscriptDebugger)
endif ()
ADD_DEFINITIONS(-D AS_USE_ACCESSORS=1)
elseif(SCRIPT_PROVIDER STREQUAL "wasm")
SET(FILE_SOURCE ${FILE_SOURCE}
"src/ScriptResolving/WASM/*.cpp"
"src/ScriptResolving/WASM/*.hpp")
# FIXME: Add C Interface
endif ()
file(GLOB_RECURSE CORE_SRC_FILES ${FILE_SOURCE})
add_library(pkmnLib ${LIBTYPE} ${CORE_SRC_FILES})
# Enable all warnings, and make them error when occurring.
target_compile_options(pkmnLib PRIVATE -Wall -Wextra -Werror -pedantic-errors)
# If interprocedural optimization is available, apply it
check_ipo_supported(RESULT IPO_SUPPORTED)
if (IPO_SUPPORTED)
message(STATUS "IPO / LTO enabled")
set_property(TARGET pkmnLib PROPERTY INTERPROCEDURAL_OPTIMIZATION TRUE)
endif ()
SET(_LINKS ${_LINKS} CreatureLib Arbutils)
SET(_TESTLINKS ${_TESTLINKS} pkmnLib CreatureLib Arbutils)
if (SCRIPT_PROVIDER STREQUAL "angelscript")
message(STATUS "Using Angelscript as script provider.")
target_link_directories(pkmnLib PUBLIC ${Angelscript_BINARY_DIR})
ADD_DEFINITIONS(-D ANGELSCRIPT=1)
SET(_LINKS ${_LINKS} angelscript)
SET(_TESTLINKS ${_TESTLINKS} angelscript)
if (ANGELSCRIPT_DEBUGGER)
ADD_DEFINITIONS(-D ANGELSCRIPT_DEBUGGER=1)
endif ()
elseif (SCRIPT_PROVIDER STREQUAL "wasm")
message(STATUS "Using WebAssembly as script provider.")
target_link_directories(pkmnLib PUBLIC $ENV{WASMER_DIR}/lib)
ADD_DEFINITIONS(-D WASM=1)
SET(_LINKS ${_LINKS} -Wl,-Bstatic wasmer -Wl,-Bdynamic)
SET(_TESTLINKS ${_TESTLINKS} -Wl,-Bstatic wasmer -Wl,-Bdynamic)
endif ()
# If we are building for Windows we need to set some specific variables.
if (WINDOWS)
MESSAGE(WARNING, "Using Windows Build.")
# Add a definition for the compiler, so we can use it in C++ as well.
ADD_DEFINITIONS(-D WINDOWS=1)
# -m64: Build a 64 bit library
add_compile_options(-m64)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,-allow-multiple-definition")
if (SHARED)
set_target_properties(pkmnLib PROPERTIES SUFFIX ".dll")
endif (SHARED)
set(_LINKS ${_LINKS} -Wl,-Bstatic -lws2_32 -lstdc++ -lpthread -Wl,-Bdynamic)
set(_TESTLINKS ${_TESTLINKS} -Wl,-Bstatic -lws2_32 -lstdc++ -lpthread -Wl,-Bdynamic)
endif (WINDOWS)
if (STATICC)
set(CMAKE_SHARED_LINKER_FLAGS "-Wl,--as-needed")
message(STATUS "Linking C library statically")
set(_LINKS ${_LINKS} -static-libstdc++)
SET(_TESTLINKS ${_TESTLINKS})
endif ()
target_link_libraries(pkmnLib PUBLIC ${_LINKS})
if (PKMNLIB_TESTS)
CPMAddPackage(
NAME doctest
GITHUB_REPOSITORY doctest/doctest
GIT_TAG v2.4.8
DOWNLOAD_ONLY YES
)
# Create Test executable
file(GLOB_RECURSE TEST_FILES "tests/*.cpp" "tests/*.hpp")
add_executable(pkmnLibTests ${TEST_FILES})
# Enable all warnings, and make them error when occurring.
target_compile_options(pkmnLibTests PRIVATE -Wall -Wextra -Werror -pedantic-errors)
message(STATUS "${_TESTLINKS}")
target_link_libraries(pkmnLibTests PUBLIC ${_TESTLINKS})
target_include_directories(pkmnLibTests PUBLIC ${doctest_SOURCE_DIR}/doctest)
# Add a definition for the test library
target_compile_definitions(pkmnLibTests PRIVATE TESTS_BUILD)
if (SANITIZER_TESTS AND NOT WINDOWS)
# Turn on a set of standard sanitizers
# We don't want to recover from any sanitizer error
# Except unsigned overflows (often used in standard libraries etc)
# Except alignment (Angelscript aligns data wrong when allocating, and I don't have the time to fix Angelscripts allocation.)
SET(SANITIZER_OPTS -fsanitize=address,undefined,leak,integer,nullability -fno-sanitize-recover=all -fno-sanitize=unsigned-integer-overflow -fsanitize-recover=alignment)
target_compile_options(pkmnLib PRIVATE ${SANITIZER_OPTS})
target_compile_options(pkmnLibTests PRIVATE ${SANITIZER_OPTS})
target_link_options(pkmnLibTests PRIVATE ${SANITIZER_OPTS})
endif ()
endif ()
if (SCRIPT_PROVIDER STREQUAL "angelscript")
if (ANGELSCRIPT_DEBUGGER)
include_directories(extern/AngelscriptDebuggerServer/extern/asio-1.18.2/include)
endif ()
endif()
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