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GenerateExportHeader.cmake: adjust coding style
Make the coding style inline with upstream CMake, so it is possible to diff ours vs. upstream. No functional changes, only indenting changes.
This commit is contained in:
Johannes Kauffmann
committed by
Kai Blaschke
Kai Blaschke
parent
91bc04d780
commit
f9d55a3470
@ -203,254 +203,254 @@ include(CheckCXXCompilerFlag)
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# TODO: Install this macro separately?
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macro(_check_cxx_compiler_attribute _ATTRIBUTE _RESULT)
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check_cxx_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
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check_cxx_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
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int main() { return somefunc();}" ${_RESULT}
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)
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)
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endmacro()
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# TODO: Install this macro separately?
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macro(_check_c_compiler_attribute _ATTRIBUTE _RESULT)
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check_c_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
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check_c_source_compiles("${_ATTRIBUTE} int somefunc() { return 0; }
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int main() { return somefunc();}" ${_RESULT}
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)
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)
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endmacro()
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macro(_test_compiler_hidden_visibility)
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if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.2")
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set(GCC_TOO_OLD TRUE)
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elseif(CMAKE_COMPILER_IS_GNUCC AND CMAKE_C_COMPILER_VERSION VERSION_LESS "4.2")
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set(GCC_TOO_OLD TRUE)
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elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Intel" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "12.0")
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set(_INTEL_TOO_OLD TRUE)
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endif()
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if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.2")
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set(GCC_TOO_OLD TRUE)
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elseif(CMAKE_COMPILER_IS_GNUCC AND CMAKE_C_COMPILER_VERSION VERSION_LESS "4.2")
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set(GCC_TOO_OLD TRUE)
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elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Intel" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "12.0")
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set(_INTEL_TOO_OLD TRUE)
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endif()
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# Exclude XL here because it misinterprets -fvisibility=hidden even though
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# the check_cxx_compiler_flag passes
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if(NOT GCC_TOO_OLD
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AND NOT _INTEL_TOO_OLD
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AND NOT WIN32
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AND NOT CYGWIN
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES "^(IBMClang|XLClang|XL)$"
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES "^(PGI|NVHPC)$"
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES Watcom)
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if (CMAKE_CXX_COMPILER_LOADED)
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check_cxx_compiler_flag(-fvisibility=hidden COMPILER_HAS_HIDDEN_VISIBILITY)
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check_cxx_compiler_flag(-fvisibility-inlines-hidden
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COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
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else()
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check_c_compiler_flag(-fvisibility=hidden COMPILER_HAS_HIDDEN_VISIBILITY)
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check_c_compiler_flag(-fvisibility-inlines-hidden
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COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
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endif()
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# Exclude XL here because it misinterprets -fvisibility=hidden even though
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# the check_cxx_compiler_flag passes
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if(NOT GCC_TOO_OLD
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AND NOT _INTEL_TOO_OLD
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AND NOT WIN32
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AND NOT CYGWIN
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES "^(IBMClang|XLClang|XL)$"
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES "^(PGI|NVHPC)$"
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AND NOT CMAKE_CXX_COMPILER_ID MATCHES Watcom)
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if (CMAKE_CXX_COMPILER_LOADED)
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check_cxx_compiler_flag(-fvisibility=hidden COMPILER_HAS_HIDDEN_VISIBILITY)
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check_cxx_compiler_flag(-fvisibility-inlines-hidden
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COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
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else()
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check_c_compiler_flag(-fvisibility=hidden COMPILER_HAS_HIDDEN_VISIBILITY)
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check_c_compiler_flag(-fvisibility-inlines-hidden
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COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
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endif()
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endif()
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endmacro()
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macro(_test_compiler_has_deprecated)
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# NOTE: Some Embarcadero compilers silently compile __declspec(deprecated)
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# without error, but this is not a documented feature and the attribute does
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# not actually generate any warnings.
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if(CMAKE_CXX_COMPILER_ID MATCHES Borland
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OR CMAKE_CXX_COMPILER_ID MATCHES Embarcadero
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OR CMAKE_CXX_COMPILER_ID MATCHES HP
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OR GCC_TOO_OLD
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OR CMAKE_CXX_COMPILER_ID MATCHES "^(PGI|NVHPC)$"
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OR CMAKE_CXX_COMPILER_ID MATCHES Watcom)
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set(COMPILER_HAS_DEPRECATED "" CACHE INTERNAL
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"Compiler support for a deprecated attribute")
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# NOTE: Some Embarcadero compilers silently compile __declspec(deprecated)
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# without error, but this is not a documented feature and the attribute does
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# not actually generate any warnings.
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if(CMAKE_CXX_COMPILER_ID MATCHES Borland
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OR CMAKE_CXX_COMPILER_ID MATCHES Embarcadero
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OR CMAKE_CXX_COMPILER_ID MATCHES HP
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OR GCC_TOO_OLD
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OR CMAKE_CXX_COMPILER_ID MATCHES "^(PGI|NVHPC)$"
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OR CMAKE_CXX_COMPILER_ID MATCHES Watcom)
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set(COMPILER_HAS_DEPRECATED "" CACHE INTERNAL
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"Compiler support for a deprecated attribute")
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else()
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if (CMAKE_CXX_COMPILER_LOADED)
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_check_cxx_compiler_attribute("__attribute__((__deprecated__))"
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COMPILER_HAS_DEPRECATED_ATTR)
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if(COMPILER_HAS_DEPRECATED_ATTR)
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set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}"
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CACHE INTERNAL "Compiler support for a deprecated attribute")
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else()
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_check_cxx_compiler_attribute("__declspec(deprecated)"
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COMPILER_HAS_DEPRECATED)
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endif()
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else()
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if (CMAKE_CXX_COMPILER_LOADED)
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_check_cxx_compiler_attribute("__attribute__((__deprecated__))"
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COMPILER_HAS_DEPRECATED_ATTR)
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if(COMPILER_HAS_DEPRECATED_ATTR)
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set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}"
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CACHE INTERNAL "Compiler support for a deprecated attribute")
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else()
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_check_cxx_compiler_attribute("__declspec(deprecated)"
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COMPILER_HAS_DEPRECATED)
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endif()
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else()
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_check_c_compiler_attribute("__attribute__((__deprecated__))"
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COMPILER_HAS_DEPRECATED_ATTR)
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if(COMPILER_HAS_DEPRECATED_ATTR)
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set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}"
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CACHE INTERNAL "Compiler support for a deprecated attribute")
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else()
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_check_c_compiler_attribute("__declspec(deprecated)"
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COMPILER_HAS_DEPRECATED)
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endif()
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_check_c_compiler_attribute("__attribute__((__deprecated__))"
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COMPILER_HAS_DEPRECATED_ATTR)
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if(COMPILER_HAS_DEPRECATED_ATTR)
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set(COMPILER_HAS_DEPRECATED "${COMPILER_HAS_DEPRECATED_ATTR}"
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CACHE INTERNAL "Compiler support for a deprecated attribute")
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else()
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_check_c_compiler_attribute("__declspec(deprecated)"
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COMPILER_HAS_DEPRECATED)
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endif()
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endif()
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endif()
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endif()
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endmacro()
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get_filename_component(_GENERATE_EXPORT_HEADER_MODULE_DIR
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"${CMAKE_CURRENT_LIST_FILE}" PATH)
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"${CMAKE_CURRENT_LIST_FILE}" PATH)
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macro(_DO_SET_MACRO_VALUES TARGET_LIBRARY)
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set(DEFINE_DEPRECATED)
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set(DEFINE_EXPORT)
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set(DEFINE_IMPORT)
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set(DEFINE_NO_EXPORT)
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set(DEFINE_DEPRECATED)
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set(DEFINE_EXPORT)
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set(DEFINE_IMPORT)
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set(DEFINE_NO_EXPORT)
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if (COMPILER_HAS_DEPRECATED_ATTR)
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set(DEFINE_DEPRECATED "__attribute__ ((__deprecated__))")
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elseif(COMPILER_HAS_DEPRECATED)
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set(DEFINE_DEPRECATED "__declspec(deprecated)")
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endif()
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get_property(type TARGET ${TARGET_LIBRARY} PROPERTY TYPE)
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if(NOT ${type} STREQUAL "STATIC_LIBRARY")
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if(WIN32 OR CYGWIN)
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set(DEFINE_EXPORT "__declspec(dllexport)")
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set(DEFINE_IMPORT "__declspec(dllimport)")
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elseif(COMPILER_HAS_HIDDEN_VISIBILITY)
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set(DEFINE_EXPORT "__attribute__((visibility(\"default\")))")
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set(DEFINE_IMPORT "__attribute__((visibility(\"default\")))")
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set(DEFINE_NO_EXPORT "__attribute__((visibility(\"hidden\")))")
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endif()
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if (COMPILER_HAS_DEPRECATED_ATTR)
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set(DEFINE_DEPRECATED "__attribute__ ((__deprecated__))")
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elseif(COMPILER_HAS_DEPRECATED)
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set(DEFINE_DEPRECATED "__declspec(deprecated)")
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endif()
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get_property(type TARGET ${TARGET_LIBRARY} PROPERTY TYPE)
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if(NOT ${type} STREQUAL "STATIC_LIBRARY")
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if(WIN32 OR CYGWIN)
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set(DEFINE_EXPORT "__declspec(dllexport)")
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set(DEFINE_IMPORT "__declspec(dllimport)")
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elseif(COMPILER_HAS_HIDDEN_VISIBILITY)
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set(DEFINE_EXPORT "__attribute__((visibility(\"default\")))")
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set(DEFINE_IMPORT "__attribute__((visibility(\"default\")))")
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set(DEFINE_NO_EXPORT "__attribute__((visibility(\"hidden\")))")
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endif()
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endif()
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endmacro()
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macro(_DO_GENERATE_EXPORT_HEADER TARGET_LIBRARY)
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# Option overrides
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set(options DEFINE_NO_DEPRECATED)
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set(oneValueArgs PREFIX_NAME BASE_NAME EXPORT_MACRO_NAME EXPORT_FILE_NAME
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DEPRECATED_MACRO_NAME NO_EXPORT_MACRO_NAME STATIC_DEFINE
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NO_DEPRECATED_MACRO_NAME CUSTOM_CONTENT_FROM_VARIABLE INCLUDE_GUARD_NAME)
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set(multiValueArgs)
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# Option overrides
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set(options DEFINE_NO_DEPRECATED)
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set(oneValueArgs PREFIX_NAME BASE_NAME EXPORT_MACRO_NAME EXPORT_FILE_NAME
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DEPRECATED_MACRO_NAME NO_EXPORT_MACRO_NAME STATIC_DEFINE
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NO_DEPRECATED_MACRO_NAME CUSTOM_CONTENT_FROM_VARIABLE INCLUDE_GUARD_NAME)
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set(multiValueArgs)
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cmake_parse_arguments(_GEH "${options}" "${oneValueArgs}" "${multiValueArgs}"
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${ARGN})
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cmake_parse_arguments(_GEH "${options}" "${oneValueArgs}" "${multiValueArgs}"
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${ARGN})
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set(BASE_NAME "${TARGET_LIBRARY}")
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set(BASE_NAME "${TARGET_LIBRARY}")
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if(_GEH_BASE_NAME)
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set(BASE_NAME ${_GEH_BASE_NAME})
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if(_GEH_BASE_NAME)
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set(BASE_NAME ${_GEH_BASE_NAME})
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endif()
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string(TOUPPER ${BASE_NAME} BASE_NAME_UPPER)
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string(TOLOWER ${BASE_NAME} BASE_NAME_LOWER)
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# Default options
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set(EXPORT_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_EXPORT")
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set(NO_EXPORT_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_EXPORT")
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set(EXPORT_FILE_NAME "${CMAKE_CURRENT_BINARY_DIR}/${BASE_NAME_LOWER}_export.h")
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set(DEPRECATED_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_DEPRECATED")
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set(STATIC_DEFINE "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_STATIC_DEFINE")
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set(NO_DEPRECATED_MACRO_NAME
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"${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_DEPRECATED")
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if(_GEH_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "Unknown keywords given to GENERATE_EXPORT_HEADER(): \"${_GEH_UNPARSED_ARGUMENTS}\"")
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endif()
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if(_GEH_EXPORT_MACRO_NAME)
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set(EXPORT_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_EXPORT_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${EXPORT_MACRO_NAME} EXPORT_MACRO_NAME)
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if(_GEH_EXPORT_FILE_NAME)
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if(IS_ABSOLUTE ${_GEH_EXPORT_FILE_NAME})
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set(EXPORT_FILE_NAME ${_GEH_EXPORT_FILE_NAME})
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else()
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set(EXPORT_FILE_NAME "${CMAKE_CURRENT_BINARY_DIR}/${_GEH_EXPORT_FILE_NAME}")
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endif()
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endif()
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if(_GEH_DEPRECATED_MACRO_NAME)
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set(DEPRECATED_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_DEPRECATED_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${DEPRECATED_MACRO_NAME} DEPRECATED_MACRO_NAME)
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if(_GEH_NO_EXPORT_MACRO_NAME)
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set(NO_EXPORT_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_NO_EXPORT_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${NO_EXPORT_MACRO_NAME} NO_EXPORT_MACRO_NAME)
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if(_GEH_STATIC_DEFINE)
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set(STATIC_DEFINE ${_GEH_PREFIX_NAME}${_GEH_STATIC_DEFINE})
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endif()
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string(MAKE_C_IDENTIFIER ${STATIC_DEFINE} STATIC_DEFINE)
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string(TOUPPER ${BASE_NAME} BASE_NAME_UPPER)
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string(TOLOWER ${BASE_NAME} BASE_NAME_LOWER)
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if(_GEH_DEFINE_NO_DEPRECATED)
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set(DEFINE_NO_DEPRECATED 1)
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else()
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set(DEFINE_NO_DEPRECATED 0)
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endif()
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# Default options
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set(EXPORT_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_EXPORT")
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set(NO_EXPORT_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_EXPORT")
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set(EXPORT_FILE_NAME "${CMAKE_CURRENT_BINARY_DIR}/${BASE_NAME_LOWER}_export.h")
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set(DEPRECATED_MACRO_NAME "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_DEPRECATED")
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set(STATIC_DEFINE "${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_STATIC_DEFINE")
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if(_GEH_NO_DEPRECATED_MACRO_NAME)
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set(NO_DEPRECATED_MACRO_NAME
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"${_GEH_PREFIX_NAME}${BASE_NAME_UPPER}_NO_DEPRECATED")
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${_GEH_PREFIX_NAME}${_GEH_NO_DEPRECATED_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${NO_DEPRECATED_MACRO_NAME} NO_DEPRECATED_MACRO_NAME)
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if(_GEH_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "Unknown keywords given to GENERATE_EXPORT_HEADER(): \"${_GEH_UNPARSED_ARGUMENTS}\"")
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endif()
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if(_GEH_INCLUDE_GUARD_NAME)
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set(INCLUDE_GUARD_NAME ${_GEH_INCLUDE_GUARD_NAME})
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else()
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set(INCLUDE_GUARD_NAME "${EXPORT_MACRO_NAME}_H")
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endif()
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if(_GEH_EXPORT_MACRO_NAME)
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set(EXPORT_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_EXPORT_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${EXPORT_MACRO_NAME} EXPORT_MACRO_NAME)
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if(_GEH_EXPORT_FILE_NAME)
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if(IS_ABSOLUTE ${_GEH_EXPORT_FILE_NAME})
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set(EXPORT_FILE_NAME ${_GEH_EXPORT_FILE_NAME})
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else()
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set(EXPORT_FILE_NAME "${CMAKE_CURRENT_BINARY_DIR}/${_GEH_EXPORT_FILE_NAME}")
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endif()
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endif()
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if(_GEH_DEPRECATED_MACRO_NAME)
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set(DEPRECATED_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_DEPRECATED_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${DEPRECATED_MACRO_NAME} DEPRECATED_MACRO_NAME)
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if(_GEH_NO_EXPORT_MACRO_NAME)
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set(NO_EXPORT_MACRO_NAME ${_GEH_PREFIX_NAME}${_GEH_NO_EXPORT_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${NO_EXPORT_MACRO_NAME} NO_EXPORT_MACRO_NAME)
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if(_GEH_STATIC_DEFINE)
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set(STATIC_DEFINE ${_GEH_PREFIX_NAME}${_GEH_STATIC_DEFINE})
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endif()
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string(MAKE_C_IDENTIFIER ${STATIC_DEFINE} STATIC_DEFINE)
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get_target_property(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY} DEFINE_SYMBOL)
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if(_GEH_DEFINE_NO_DEPRECATED)
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set(DEFINE_NO_DEPRECATED 1)
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if(NOT EXPORT_IMPORT_CONDITION)
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set(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY}_EXPORTS)
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endif()
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string(MAKE_C_IDENTIFIER ${EXPORT_IMPORT_CONDITION} EXPORT_IMPORT_CONDITION)
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if(_GEH_CUSTOM_CONTENT_FROM_VARIABLE)
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if(DEFINED "${_GEH_CUSTOM_CONTENT_FROM_VARIABLE}")
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set(CUSTOM_CONTENT "${${_GEH_CUSTOM_CONTENT_FROM_VARIABLE}}")
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else()
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set(DEFINE_NO_DEPRECATED 0)
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set(CUSTOM_CONTENT "")
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endif()
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endif()
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if(_GEH_NO_DEPRECATED_MACRO_NAME)
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set(NO_DEPRECATED_MACRO_NAME
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${_GEH_PREFIX_NAME}${_GEH_NO_DEPRECATED_MACRO_NAME})
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endif()
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string(MAKE_C_IDENTIFIER ${NO_DEPRECATED_MACRO_NAME} NO_DEPRECATED_MACRO_NAME)
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if(_GEH_INCLUDE_GUARD_NAME)
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set(INCLUDE_GUARD_NAME ${_GEH_INCLUDE_GUARD_NAME})
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else()
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set(INCLUDE_GUARD_NAME "${EXPORT_MACRO_NAME}_H")
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endif()
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get_target_property(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY} DEFINE_SYMBOL)
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if(NOT EXPORT_IMPORT_CONDITION)
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set(EXPORT_IMPORT_CONDITION ${TARGET_LIBRARY}_EXPORTS)
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endif()
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string(MAKE_C_IDENTIFIER ${EXPORT_IMPORT_CONDITION} EXPORT_IMPORT_CONDITION)
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if(_GEH_CUSTOM_CONTENT_FROM_VARIABLE)
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if(DEFINED "${_GEH_CUSTOM_CONTENT_FROM_VARIABLE}")
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set(CUSTOM_CONTENT "${${_GEH_CUSTOM_CONTENT_FROM_VARIABLE}}")
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else()
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set(CUSTOM_CONTENT "")
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endif()
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endif()
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configure_file("${_GENERATE_EXPORT_HEADER_MODULE_DIR}/exportheader.cmake.in"
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"${EXPORT_FILE_NAME}" @ONLY)
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configure_file("${_GENERATE_EXPORT_HEADER_MODULE_DIR}/exportheader.cmake.in"
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"${EXPORT_FILE_NAME}" @ONLY)
|
||||
endmacro()
|
||||
|
||||
function(GENERATE_EXPORT_HEADER TARGET_LIBRARY)
|
||||
get_property(type TARGET ${TARGET_LIBRARY} PROPERTY TYPE)
|
||||
if(NOT ${type} STREQUAL "STATIC_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "SHARED_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "OBJECT_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "MODULE_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "INTERFACE_LIBRARY")
|
||||
message(WARNING "This macro can only be used with libraries")
|
||||
return()
|
||||
endif()
|
||||
_test_compiler_hidden_visibility()
|
||||
_test_compiler_has_deprecated()
|
||||
_do_set_macro_values(${TARGET_LIBRARY})
|
||||
_do_generate_export_header(${TARGET_LIBRARY} ${ARGN})
|
||||
get_property(type TARGET ${TARGET_LIBRARY} PROPERTY TYPE)
|
||||
if(NOT ${type} STREQUAL "STATIC_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "SHARED_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "OBJECT_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "MODULE_LIBRARY"
|
||||
AND NOT ${type} STREQUAL "INTERFACE_LIBRARY")
|
||||
message(WARNING "This macro can only be used with libraries")
|
||||
return()
|
||||
endif()
|
||||
_test_compiler_hidden_visibility()
|
||||
_test_compiler_has_deprecated()
|
||||
_do_set_macro_values(${TARGET_LIBRARY})
|
||||
_do_generate_export_header(${TARGET_LIBRARY} ${ARGN})
|
||||
endfunction()
|
||||
|
||||
function(add_compiler_export_flags)
|
||||
if(NOT CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.12)
|
||||
message(DEPRECATION "The add_compiler_export_flags function is obsolete. Use the CXX_VISIBILITY_PRESET and VISIBILITY_INLINES_HIDDEN target properties instead.")
|
||||
endif()
|
||||
if(NOT CMAKE_MINIMUM_REQUIRED_VERSION VERSION_LESS 2.8.12)
|
||||
message(DEPRECATION "The add_compiler_export_flags function is obsolete. Use the CXX_VISIBILITY_PRESET and VISIBILITY_INLINES_HIDDEN target properties instead.")
|
||||
endif()
|
||||
|
||||
_test_compiler_hidden_visibility()
|
||||
_test_compiler_has_deprecated()
|
||||
_test_compiler_hidden_visibility()
|
||||
_test_compiler_has_deprecated()
|
||||
|
||||
option(USE_COMPILER_HIDDEN_VISIBILITY
|
||||
"Use HIDDEN visibility support if available." ON)
|
||||
mark_as_advanced(USE_COMPILER_HIDDEN_VISIBILITY)
|
||||
if(NOT (USE_COMPILER_HIDDEN_VISIBILITY AND COMPILER_HAS_HIDDEN_VISIBILITY))
|
||||
# Just return if there are no flags to add.
|
||||
return()
|
||||
endif()
|
||||
option(USE_COMPILER_HIDDEN_VISIBILITY
|
||||
"Use HIDDEN visibility support if available." ON)
|
||||
mark_as_advanced(USE_COMPILER_HIDDEN_VISIBILITY)
|
||||
if(NOT (USE_COMPILER_HIDDEN_VISIBILITY AND COMPILER_HAS_HIDDEN_VISIBILITY))
|
||||
# Just return if there are no flags to add.
|
||||
return()
|
||||
endif()
|
||||
|
||||
set (EXTRA_FLAGS "-fvisibility=hidden")
|
||||
set (EXTRA_FLAGS "-fvisibility=hidden")
|
||||
|
||||
if(COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
|
||||
set (EXTRA_FLAGS "${EXTRA_FLAGS} -fvisibility-inlines-hidden")
|
||||
endif()
|
||||
if(COMPILER_HAS_HIDDEN_INLINE_VISIBILITY)
|
||||
set (EXTRA_FLAGS "${EXTRA_FLAGS} -fvisibility-inlines-hidden")
|
||||
endif()
|
||||
|
||||
# Either return the extra flags needed in the supplied argument, or to the
|
||||
# CMAKE_CXX_FLAGS if no argument is supplied.
|
||||
if(ARGC GREATER 0)
|
||||
set(${ARGV0} "${EXTRA_FLAGS}" PARENT_SCOPE)
|
||||
else()
|
||||
string(APPEND CMAKE_CXX_FLAGS " ${EXTRA_FLAGS}")
|
||||
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" PARENT_SCOPE)
|
||||
endif()
|
||||
endfunction()
|
||||
# Either return the extra flags needed in the supplied argument, or to the
|
||||
# CMAKE_CXX_FLAGS if no argument is supplied.
|
||||
if(ARGC GREATER 0)
|
||||
set(${ARGV0} "${EXTRA_FLAGS}" PARENT_SCOPE)
|
||||
else()
|
||||
string(APPEND CMAKE_CXX_FLAGS " ${EXTRA_FLAGS}")
|
||||
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}" PARENT_SCOPE)
|
||||
endif()
|
||||
endfunction()
|
||||
|
||||
Reference in New Issue
Block a user