bundle clang and sfml

CMakeLists.txt

@@ -1,8 +1,10 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.0)
 project(swan)
 
 find_package(SFML 2.5 COMPONENTS graphics system window REQUIRED)
 
+message(STATUS "SFML is ${SFML_INCLUDE_PATH}")
+
 add_compile_options(-std=c++2a -Wall -Wextra -Wpedantic -Wno-unused-parameter)
 if(CMAKE_BUILD_TYPE STREQUAL Debug OR CMAKE_BUILD_TYPE STREQUAL "")
 	message(STATUS "Build mode: Debug")
@@ -16,13 +18,16 @@ else()
 	message(FATAL_ERROR "CMAKE_BUILD_TYPE must be Debug or Release.")
 endif()
 
-include_directories("${PROJECT_SOURCE_DIR}/libswan/include" "${PROJECT_SOURCE_DIR}/third_party")
+include_directories(
+	${PROJECT_SOURCE_DIR}/libswan/include
+	${PROJECT_SOURCE_DIR}/third_party)
+set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib;${CMAKE_INSTALL_PREFIX}/swan/libswan")
 
 add_subdirectory(libswan)
 add_subdirectory(core.mod)
 
 add_executable(swan src/main.cc)
-target_link_libraries(swan libswan sfml-graphics sfml-system sfml-window sfml-audio dl)
+target_link_libraries(swan libswan)
 
 set(assets
 	assets/icon.png
@@ -30,3 +35,6 @@ set(assets
 foreach(a ${assets})
 	configure_file("${a}" "${a}" COPYONLY)
 endforeach(a)
+
+install(TARGETS swan DESTINATION swan)
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/assets DESTINATION swan)

core.mod/CMakeLists.txt

@@ -15,3 +15,6 @@ set(assets
 foreach(a ${assets})
 	configure_file("${a}" "${a}" COPYONLY)
 endforeach(a)
+
+install(TARGETS core.mod DESTINATION swan/core.mod)
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/assets DESTINATION swan/core.mod)

dist/CMakeLists.txt

@@ -0,0 +1,41 @@
+cmake_minimum_required(VERSION 3.0)
+project(swan-dist)
+include(ExternalProject)
+
+ExternalProject_Add(compiler
+	GIT_REPOSITORY https://github.com/llvm/llvm-project.git
+	GIT_TAG llvmorg-9.0.0
+	GIT_SHALLOW true
+	GIT_PROGRESS true
+	SOURCE_SUBDIR llvm
+	LIST_SEPARATOR ::
+	CMAKE_ARGS
+		-DCMAKE_BUILD_TYPE=Release
+		-DLLVM_ENABLE_PROJECTS=clang::clang-tools-extra::libcxx::libcxxabi::libunwind::compiler-rt::lld
+		-DCMAKE_INSTALL_PREFIX=${PROJECT_BINARY_DIR}/prefix)
+
+set(PREFIX_DIR ${PROJECT_BINARY_DIR}/prefix)
+
+set(toolchain
+	-DCMAKE_CXX_COMPILER=${PREFIX_DIR}/bin/clang++
+	-DCMAKE_C_COMPILER=${PREFIX_DIR}/bin/clang
+	-DCMAKE_LINKER=${PREFIX_DIR}/bin/lld
+	-DCMAKE_PREFIX_PATH=${PREFIX})
+
+ExternalProject_Add(sfml
+	GIT_REPOSITORY https://github.com/SFML/SFML.git
+	GIT_TAG 2.5.1
+	GIT_SHALLOW true
+	GIT_PROGRESS true
+	CMAKE_ARGS
+		-DCMAKE_BUILD_TYPE=Release
+		-DCMAKE_INSTALL_PREFIX=${PROJECT_BINARY_DIR}/prefix
+		${toolchain}
+	DEPENDS compiler)
+
+ExternalProject_Add(swan
+	SOURCE_DIR ${PROJECT_SOURCE_DIR}/..
+	CMAKE_ARGS
+		-DCMAKE_INSTALL_PREFIX=${PROJECT_BINARY_DIR}/prefix
+		${toolchain}
+	DEPENDS compiler sfml)

libswan/CMakeLists.txt

@@ -13,3 +13,6 @@ add_library(libswan SHARED
 	src/WorldPlane.cc)
 target_include_directories(libswan PUBLIC "include/swan")
 set_target_properties(libswan PROPERTIES OUTPUT_NAME swan)
+target_link_libraries(libswan sfml-graphics sfml-system sfml-window sfml-audio dl)
+
+install(TARGETS libswan DESTINATION swan/libswan)

libswan/include/swan/Vector2.h

@@ -91,9 +91,11 @@ public:
 	T x_;
 	T y_;
 
-	static constexpr Vector2<T> ZERO = Vector2<T>(0, 0);
+	static const Vector2<T> ZERO;
 };
 
+template<typename T> const Vector2<T> Vector2<T>::ZERO = Vector2<T>(0, 0);
+
 using Vec2 = Vector2<float>;
 using Vec2i = Vector2<int>;