94 lines
2.5 KiB
CMake
94 lines
2.5 KiB
CMake
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# Import targets from the exported build tree.
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include(${Import_BINARY_DIR}/../Export/ExportInterfaceBuildTree.cmake)
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# Import targets from the exported install tree.
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include(${CMAKE_INSTALL_PREFIX}/lib/exp/expInterface.cmake)
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add_library(define_iface INTERFACE)
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set_property(TARGET define_iface PROPERTY
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INTERFACE_COMPILE_DEFINITIONS DEFINE_IFACE_DEFINE)
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add_executable(headeronlytest_bld headeronlytest.cpp)
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target_link_libraries(headeronlytest_bld bld::headeronly)
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set_property(TARGET bld::sharediface APPEND PROPERTY INTERFACE_LINK_LIBRARIES define_iface)
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add_executable(interfacetest_bld interfacetest.cpp)
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target_link_libraries(interfacetest_bld bld::sharediface)
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include(CheckCSourceCompiles)
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include(CheckCXXSourceCompiles)
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macro(do_try_compile prefix)
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set(CMAKE_REQUIRED_LIBRARIES ${prefix}::headeronly)
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check_cxx_source_compiles(
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"
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#include \"headeronly.h\"
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#ifndef HEADERONLY_DEFINE
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#error Expected HEADERONLY_DEFINE
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#endif
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int main(int,char**)
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{
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HeaderOnly ho;
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return ho.foo();
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}
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" ${prefix}IFACE_TRY_COMPILE)
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if(NOT ${prefix}IFACE_TRY_COMPILE)
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message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
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endif()
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if (";${CMAKE_C_COMPILE_FEATURES};" MATCHES ";c_restrict;")
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set(CMAKE_REQUIRED_LIBRARIES ${prefix}::use_c_restrict)
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check_c_source_compiles(
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"
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int foo(int * restrict a, int * restrict b)
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{
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(void)a;
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(void)b;
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return 0;
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}
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int main()
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{
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return 0;
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}
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" ${prefix}IMPORTED_IFACE_C_RESTRICT)
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if(NOT ${prefix}IMPORTED_IFACE_C_RESTRICT)
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message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
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endif()
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endif()
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if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_auto_type;")
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set(CMAKE_REQUIRED_LIBRARIES ${prefix}::use_auto_type)
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check_cxx_source_compiles(
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"
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int main(int,char**)
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{
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auto value = 0;
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return value;
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}
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" ${prefix}IMPORTED_IFACE_AUTO_TYPE)
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if(NOT ${prefix}IMPORTED_IFACE_AUTO_TYPE)
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message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
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endif()
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endif()
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endmacro()
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do_try_compile(bld)
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add_executable(headeronlytest_exp headeronlytest.cpp)
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target_link_libraries(headeronlytest_exp exp::headeronly)
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set_property(TARGET exp::sharediface APPEND PROPERTY INTERFACE_LINK_LIBRARIES define_iface)
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add_executable(interfacetest_exp interfacetest.cpp)
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target_link_libraries(interfacetest_exp exp::sharediface)
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do_try_compile(exp)
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