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Add compiler support check

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sha512sum 2024-04-20 10:01:24 +00:00
parent e01ff2f396
commit a0ef6c01e4
3 changed files with 36 additions and 1 deletions
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3
CMakeLists.txt
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@ -42,12 +42,13 @@ configure_package_config_file(
${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)
install(EXPORT cserverTargets
FILE cserverTargets.cmake
FILE cserverTargets.cmake
NAMESPACE cserver::
DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)
install(FILES "${PROJECT_BINARY_DIR}/cserverConfig.cmake"
"${PROJECT_BINARY_DIR}/cserverConfigVersion.cmake"
"${PROJECT_BINARY_DIR}/cmake/check.cpp"
DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)
install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/cserver DESTINATION include)

28
cmake/check.cpp Normal file
View file

@ -0,0 +1,28 @@
#include <utempl/loopholes/core.hpp>
#include <utempl/type_list.hpp>
struct SomeStruct {
constexpr SomeStruct(auto&& arg) {
arg.Method(42);
};
};
struct Injector {
template <typename T, auto _ = utempl::loopholes::Injector<0, utempl::TypeList<T>{}>{}>
auto Method(T&&) const -> void;
};
template <typename T, auto... Args>
inline constexpr auto Use() {
std::ignore = T{Args...};
};
template <typename...>
consteval auto Ignore() {};
auto main() -> int {
Ignore<decltype(Use<SomeStruct, Injector{}>())>();
static_assert(std::is_same_v<decltype(Magic(utempl::loopholes::Getter<0>{})), utempl::TypeList<int>>);
};

6
cmake/cserverConfig.cmake.in
View file

@ -2,3 +2,9 @@
include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")
check_required_components("@PROJECT_NAME@")
try_compile(loopholes_body_inject
SOURCES "${CMAKE_CURRENT_LIST_DIR}/check.cpp")
if(NOT loopholes_body_inject)
message(FATAL_ERROR "The Compiler Doesn't Support Retrieval Of Information Via Loopholes. If You Are Using gcc, Enable Optimizations.")
endif()