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WCDH: add macro to write simple replacement defines

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This commit is contained in:
Rolf Eike Beer
2017-01-25 20:26:28 +01:00
parent 8df12fc9d4
commit 0de9c39850
1 changed files with 20 additions and 70 deletions
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90
Modules/WriteCompilerDetectionHeader.cmake
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@@ -232,6 +232,19 @@ function(_load_compiler_variables CompilerId lang)
set(_compiler_id_version_compute_${CompilerId} ${_compiler_id_version_compute} PARENT_SCOPE)
endfunction()
macro(_simpledefine FEATURE_NAME FEATURE_TESTNAME FEATURE_STRING FEATURE_DEFAULT_STRING)
if (feature STREQUAL "${FEATURE_NAME}")
set(def_value "${prefix_arg}_${FEATURE_TESTNAME}")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} ${FEATURE_STRING}
# else
# define ${def_value} ${FEATURE_DEFAULT_STRING}
# endif
\n")
endif()
endmacro()
function(write_compiler_detection_header
file_keyword file_arg
prefix_keyword prefix_arg
@@ -469,46 +482,10 @@ function(write_compiler_detection_header
string(TOUPPER ${feature} feature_upper)
set(feature_PP "COMPILER_${feature_upper}")
set(def_name ${prefix_arg}_${feature_PP})
if (feature STREQUAL c_restrict)
set(def_value "${prefix_arg}_RESTRICT")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} restrict
# else
# define ${def_value}
# endif
\n")
endif()
if (feature STREQUAL cxx_constexpr)
set(def_value "${prefix_arg}_CONSTEXPR")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} constexpr
# else
# define ${def_value}
# endif
\n")
endif()
if (feature STREQUAL cxx_final)
set(def_value "${prefix_arg}_FINAL")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} final
# else
# define ${def_value}
# endif
\n")
endif()
if (feature STREQUAL cxx_override)
set(def_value "${prefix_arg}_OVERRIDE")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} override
# else
# define ${def_value}
# endif
\n")
endif()
_simpledefine(c_restrict RESTRICT restrict "")
_simpledefine(cxx_constexpr CONSTEXPR constexpr "")
_simpledefine(cxx_final FINAL final "")
_simpledefine(cxx_override OVERRIDE override "")
if (feature STREQUAL cxx_static_assert)
set(def_value "${prefix_arg}_STATIC_ASSERT(X)")
set(def_value_msg "${prefix_arg}_STATIC_ASSERT_MSG(X, MSG)")
@@ -543,26 +520,8 @@ function(write_compiler_detection_header
# endif
\n")
endif()
if (feature STREQUAL cxx_deleted_functions)
set(def_value "${prefix_arg}_DELETED_FUNCTION")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} = delete
# else
# define ${def_value}
# endif
\n")
endif()
if (feature STREQUAL cxx_extern_templates)
set(def_value "${prefix_arg}_EXTERN_TEMPLATE")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} extern
# else
# define ${def_value}
# endif
\n")
endif()
_simpledefine(cxx_deleted_functions DELETED_FUNCTION "= delete" "")
_simpledefine(cxx_extern_templates EXTERN_TEMPLATE extern "")
if (feature STREQUAL cxx_noexcept)
set(def_value "${prefix_arg}_NOEXCEPT")
string(APPEND file_content "
@@ -575,16 +534,7 @@ function(write_compiler_detection_header
# endif
\n")
endif()
if (feature STREQUAL cxx_nullptr)
set(def_value "${prefix_arg}_NULLPTR")
string(APPEND file_content "
# if ${def_name}
# define ${def_value} nullptr
# else
# define ${def_value} 0
# endif
\n")
endif()
_simpledefine(cxx_nullptr NULLPTR nullptr 0)
if (feature STREQUAL cxx_thread_local)
set(def_value "${prefix_arg}_THREAD_LOCAL")
string(APPEND file_content "