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CMake: Provide language level compile features lists

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Now CMake stores what compile features are associated with each
language level and exposes them as global properties.
This commit is contained in:
Robert Maynard
2019-03-01 17:12:35 -05:00
parent 7a30d72728
commit 616282a5ce
2 changed files with 56 additions and 22 deletions
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19
Source/cmState.cxx
View File

@@ -556,9 +556,28 @@ const char* cmState::GetGlobalProperty(const std::string& prop)
if (prop == "CMAKE_C_KNOWN_FEATURES") {
return &FOR_EACH_C_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_C90_KNOWN_FEATURES") {
return &FOR_EACH_C90_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_C99_KNOWN_FEATURES") {
return &FOR_EACH_C99_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_C11_KNOWN_FEATURES") {
return &FOR_EACH_C11_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_CXX_KNOWN_FEATURES") {
return &FOR_EACH_CXX_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_CXX98_KNOWN_FEATURES") {
return &FOR_EACH_CXX98_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_CXX11_KNOWN_FEATURES") {
return &FOR_EACH_CXX11_FEATURE(STRING_LIST_ELEMENT)[1];
}
if (prop == "CMAKE_CXX14_KNOWN_FEATURES") {
return &FOR_EACH_CXX14_FEATURE(STRING_LIST_ELEMENT)[1];
}
#undef STRING_LIST_ELEMENT
return this->GlobalProperties.GetPropertyValue(prop);
}

59
Source/cmake.h
View File

@@ -562,40 +562,38 @@ private:
"not errors." \
}
#define FOR_EACH_C90_FEATURE(F) F(c_function_prototypes)
#define FOR_EACH_C99_FEATURE(F) \
F(c_restrict) \
F(c_variadic_macros)
#define FOR_EACH_C11_FEATURE(F) F(c_static_assert)
#define FOR_EACH_C_FEATURE(F) \
F(c_std_90) \
F(c_std_99) \
F(c_std_11) \
F(c_function_prototypes) \
F(c_restrict) \
F(c_static_assert) \
F(c_variadic_macros)
FOR_EACH_C90_FEATURE(F) \
FOR_EACH_C99_FEATURE(F) \
FOR_EACH_C11_FEATURE(F)
#define FOR_EACH_CXX_FEATURE(F) \
F(cxx_std_98) \
F(cxx_std_11) \
F(cxx_std_14) \
F(cxx_std_17) \
F(cxx_std_20) \
F(cxx_aggregate_default_initializers) \
#define FOR_EACH_CXX98_FEATURE(F) F(cxx_template_template_parameters)
#define FOR_EACH_CXX11_FEATURE(F) \
F(cxx_alias_templates) \
F(cxx_alignas) \
F(cxx_alignof) \
F(cxx_attributes) \
F(cxx_attribute_deprecated) \
F(cxx_auto_type) \
F(cxx_binary_literals) \
F(cxx_constexpr) \
F(cxx_contextual_conversions) \
F(cxx_decltype) \
F(cxx_decltype_auto) \
F(cxx_decltype_incomplete_return_types) \
F(cxx_default_function_template_args) \
F(cxx_defaulted_functions) \
F(cxx_defaulted_move_initializers) \
F(cxx_delegating_constructors) \
F(cxx_deleted_functions) \
F(cxx_digit_separators) \
F(cxx_enum_forward_declarations) \
F(cxx_explicit_conversions) \
F(cxx_extended_friend_declarations) \
@@ -603,11 +601,9 @@ private:
F(cxx_final) \
F(cxx_func_identifier) \
F(cxx_generalized_initializers) \
F(cxx_generic_lambdas) \
F(cxx_inheriting_constructors) \
F(cxx_inline_namespaces) \
F(cxx_lambdas) \
F(cxx_lambda_init_captures) \
F(cxx_local_type_template_args) \
F(cxx_long_long_type) \
F(cxx_noexcept) \
@@ -617,22 +613,41 @@ private:
F(cxx_range_for) \
F(cxx_raw_string_literals) \
F(cxx_reference_qualified_functions) \
F(cxx_relaxed_constexpr) \
F(cxx_return_type_deduction) \
F(cxx_right_angle_brackets) \
F(cxx_rvalue_references) \
F(cxx_sizeof_member) \
F(cxx_static_assert) \
F(cxx_strong_enums) \
F(cxx_template_template_parameters) \
F(cxx_thread_local) \
F(cxx_trailing_return_types) \
F(cxx_unicode_literals) \
F(cxx_uniform_initialization) \
F(cxx_unrestricted_unions) \
F(cxx_user_literals) \
F(cxx_variable_templates) \
F(cxx_variadic_macros) \
F(cxx_variadic_templates)
#define FOR_EACH_CXX14_FEATURE(F) \
F(cxx_aggregate_default_initializers) \
F(cxx_attribute_deprecated) \
F(cxx_binary_literals) \
F(cxx_contextual_conversions) \
F(cxx_decltype_auto) \
F(cxx_digit_separators) \
F(cxx_generic_lambdas) \
F(cxx_lambda_init_captures) \
F(cxx_relaxed_constexpr) \
F(cxx_return_type_deduction) \
F(cxx_variable_templates)
#define FOR_EACH_CXX_FEATURE(F) \
F(cxx_std_98) \
F(cxx_std_11) \
F(cxx_std_14) \
F(cxx_std_17) \
F(cxx_std_20) \
FOR_EACH_CXX98_FEATURE(F) \
FOR_EACH_CXX11_FEATURE(F) \
FOR_EACH_CXX14_FEATURE(F)
#endif