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function ( ssxtools_target target )
target_compile_definitions ( ${ target } PRIVATE "$<$<CONFIG:DEBUG>:SSXTOOLS_DEBUG>" )
# public headers reside with a component (if they exist)
if ( EXISTS ${ CMAKE_CURRENT_SOURCE_DIR } /include )
target_include_directories ( ${ target } PUBLIC ${ CMAKE_CURRENT_SOURCE_DIR } /include )
endif ( )
target_include_directories ( ${ target } PRIVATE ${ CMAKE_CURRENT_SOURCE_DIR } )
target_compile_features ( ${ target } PUBLIC cxx_std_20 )
# some sane compiler flags
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if ( NOT WIN32 )
set ( _CORE_COMPILE_ARGS -Wall -Wextra )
set ( _CORE_LINKER_ARGS "" )
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if ( "${CMAKE_BUILD_TYPE}" STREQUAL "Release" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -Werror )
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# If on Release use link-time optimizations.
# On clang we use ThinLTO for even better build performance.
if ( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -flto=thin )
set ( _CORE_LINKER_ARGS ${ _CORE_LINKER_ARGS } -flto=thin )
target_link_options ( ${ target } PRIVATE -fuse-ld= ${ SSXTOOLS_LINKER } -flto=thin )
else ( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -flto )
set ( _CORE_LINKER_ARGS ${ _CORE_LINKER_ARGS } -flto )
target_link_options ( ${ target } PRIVATE -fuse-ld= ${ SSXTOOLS_LINKER } -flto )
endif ( )
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endif ( )
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if ( "asan" IN_LIST SSXTOOLS_BUILD_FEATURES )
# Error if someone's trying to mix asan and tsan together,
# they aren't compatible.
if ( "tsan" IN_LIST SSXTOOLS_BUILD_FEATURES )
message ( FATAL_ERROR "ASAN and TSAN cannot be used together." )
endif ( )
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message ( STATUS "Enabling ASAN for target ${target}" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -fsanitize=address )
set ( _CORE_LINKER_ARGS ${ _CORE_LINKER_ARGS } -fsanitize=address )
endif ( )
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if ( "tsan" IN_LIST SSXTOOLS_BUILD_FEATURES )
message ( STATUS "Enabling TSAN for target ${target}" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -fsanitize=thread )
set ( _CORE_LINKER_ARGS ${ _CORE_LINKER_ARGS } -fsanitize=thread )
endif ( )
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if ( "ubsan" IN_LIST SSXTOOLS_BUILD_FEATURES )
message ( STATUS "Enabling UBSAN for target ${target}" )
set ( _CORE_COMPILE_ARGS ${ _CORE_COMPILE_ARGS } -fsanitize=undefined )
set ( _CORE_LINKER_ARGS ${ _CORE_LINKER_ARGS } -fsanitize=undefined )
endif ( )
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target_compile_options ( ${ target } PRIVATE ${ _CORE_COMPILE_ARGS } )
target_link_options ( ${ target } PRIVATE ${ _CORE_LINKER_ARGS } )
endif ( )
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endfunction ( )
function ( ssxtools_header_only_target target )
target_include_directories ( ${ target } INTERFACE ${ CMAKE_CURRENT_SOURCE_DIR } /include )
target_compile_features ( ${ target } INTERFACE cxx_std_20 )
endfunction ( )
function ( ssxtools_set_alternate_linker )
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if ( NOT WIN32 )
find_program ( LINKER_EXECUTABLE ld. ${ SSXTOOLS_LINKER } ${ SSXTOOLS_LINKER } )
if ( LINKER_EXECUTABLE )
message ( STATUS "Using ${SSXTOOLS_LINKER} as linker for ssxtools projects" )
else ( )
message ( FATAL_ERROR "Linker ${SSXTOOLS_LINKER} does not exist on your system. Please specify one which does or omit this option from your configure command." )
endif ( )
endif ( )
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endfunction ( )