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# Import targets from the exported build tree.
include(${Import_BINARY_DIR}/../Export/ExportInterfaceBuildTree.cmake)
# Import targets from the exported install tree.
include(${CMAKE_INSTALL_PREFIX}/lib/exp/expInterface.cmake)
add_library(define_iface INTERFACE)
set_property(TARGET define_iface PROPERTY
INTERFACE_COMPILE_DEFINITIONS DEFINE_IFACE_DEFINE)
add_executable(headeronlytest_bld headeronlytest.cpp)
target_link_libraries(headeronlytest_bld bld::headeronly)
set_property(TARGET bld::sharediface APPEND PROPERTY INTERFACE_LINK_LIBRARIES define_iface)
add_executable(interfacetest_bld interfacetest.cpp)
target_link_libraries(interfacetest_bld bld::sharediface)
include(CheckCSourceCompiles)
include(CheckCXXSourceCompiles)
macro(do_try_compile prefix)
set(CMAKE_REQUIRED_LIBRARIES ${prefix}::headeronly)
check_cxx_source_compiles(
"
#include \"headeronly.h\"
#ifndef HEADERONLY_DEFINE
#error Expected HEADERONLY_DEFINE
#endif
int main(int,char**)
{
HeaderOnly ho;
return ho.foo();
}
" ${prefix}IFACE_TRY_COMPILE)
if(NOT ${prefix}IFACE_TRY_COMPILE)
message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
endif()
if (";${CMAKE_C_COMPILE_FEATURES};" MATCHES ";c_restrict;")
set(CMAKE_REQUIRED_LIBRARIES ${prefix}::use_c_restrict)
check_c_source_compiles(
"
int foo(int * restrict a, int * restrict b)
{
(void)a;
(void)b;
return 0;
}
int main()
{
return 0;
}
" ${prefix}IMPORTED_IFACE_C_RESTRICT)
if(NOT ${prefix}IMPORTED_IFACE_C_RESTRICT)
message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
endif()
endif()
if (";${CMAKE_CXX_COMPILE_FEATURES};" MATCHES ";cxx_auto_type;")
set(CMAKE_REQUIRED_LIBRARIES ${prefix}::use_auto_type)
check_cxx_source_compiles(
"
int main(int,char**)
{
auto value = 0;
return value;
}
" ${prefix}IMPORTED_IFACE_AUTO_TYPE)
if(NOT ${prefix}IMPORTED_IFACE_AUTO_TYPE)
message(SEND_ERROR "${prefix} try_compile with IMPORTED INTERFACE target failed!\n\n${OUTPUT}")
endif()
endif()
endmacro()
do_try_compile(bld)
add_executable(source_target_test_bld source_target_test.cpp)
target_link_libraries(source_target_test_bld bld::source_target)
target_compile_definitions(source_target_test_bld PRIVATE USE_FROM_BUILD_DIR)
add_executable(source_target_test_exp source_target_test.cpp)
target_link_libraries(source_target_test_exp exp::source_target)
target_compile_definitions(source_target_test_exp PRIVATE USE_FROM_INSTALL_DIR)
add_executable(headeronlytest_exp headeronlytest.cpp)
target_link_libraries(headeronlytest_exp exp::headeronly)
set_property(TARGET exp::sharediface APPEND PROPERTY INTERFACE_LINK_LIBRARIES define_iface)
add_executable(interfacetest_exp interfacetest.cpp)
target_link_libraries(interfacetest_exp exp::sharediface)
if(NOT CMAKE_OSX_ARCHITECTURES MATCHES "[;$]" OR CMAKE_GENERATOR STREQUAL "Xcode")
add_executable(pch_iface_test_bld pch_iface_test.cpp)
target_link_libraries(pch_iface_test_bld bld::pch_iface)
add_executable(pch_iface_test_exp pch_iface_test.cpp)
target_link_libraries(pch_iface_test_exp exp::pch_iface)
if(CMAKE_CXX_COMPILE_OPTIONS_USE_PCH)
target_compile_definitions(pch_iface_test_bld PRIVATE EXPECT_PCH)
target_compile_definitions(pch_iface_test_exp PRIVATE EXPECT_PCH)
endif()
endif()
do_try_compile(exp)
foreach(ns exp bld)
get_property(defs TARGET ${ns}::cmakeonly PROPERTY INTERFACE_COMPILE_DEFINITIONS)
if(NOT defs STREQUAL [[DEF="\"\$\B"]])
message(SEND_ERROR
"${ns}::cmakeonly property INTERFACE_COMPILE_DEFINITIONS is:\n"
" ${defs}\n"
"not\n"
" " [[DEF="\"\$\B"]] "\n")
endif()
get_property(custom TARGET ${ns}::cmakeonly PROPERTY custom_property)
if(NOT custom STREQUAL "CustomPropertyValue")
message(SEND_ERROR
"${ns}::cmakeonly property custom_property is:\n"
" ${custom}\n"
"not\n"
" CustomPropertyValue\n")
endif()
endforeach()
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