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Merge topic 'INTERFACE_LIBRARY-SYSTEM-header' 

617ee7c Add a test for SYSTEM headers in INTERFACE libraries.
This commit is contained in:
Brad King 2013-10-15 09:31:34 -04:00 committed by CMake Topic Stage
parent bedb7bc526 617ee7c567
commit 77ade1e5a7
3 changed files with 51 additions and 0 deletions
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28
Tests/IncludeDirectories/SystemIncludeDirectories/CMakeLists.txt
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@ -17,3 +17,31 @@ target_include_directories(upstream SYSTEM PUBLIC
add_library(consumer consumer.cpp)
target_link_libraries(consumer upstream)
target_compile_options(consumer PRIVATE -Werror=unused-variable)
add_library(iface IMPORTED INTERFACE)
set_property(TARGET iface PROPERTY INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/systemlib_header_only")
add_library(imported_consumer imported_consumer.cpp)
target_link_libraries(imported_consumer iface)
target_compile_options(imported_consumer PRIVATE -Werror=unused-variable)
macro(do_try_compile error_option)
set(TC_ARGS
IFACE_TRY_COMPILE_${error_option}
"${CMAKE_CURRENT_BINARY_DIR}/try_compile_iface" "${CMAKE_CURRENT_SOURCE_DIR}/imported_consumer.cpp"
LINK_LIBRARIES iface
)
if (${error_option} STREQUAL WITH_ERROR)
list(APPEND TC_ARGS COMPILE_DEFINITIONS -Werror=unused-variable)
endif()
try_compile(${TC_ARGS})
endmacro()
do_try_compile(NO_ERROR)
if (NOT IFACE_TRY_COMPILE_NO_ERROR)
message(SEND_ERROR "try_compile failed with imported target.")
endif()
do_try_compile(WITH_ERROR)
if (NOT IFACE_TRY_COMPILE_WITH_ERROR)
message(SEND_ERROR "try_compile failed with imported target with error option.")
endif()

7
Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp Normal file
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@ -0,0 +1,7 @@
#include "systemlib.h"
int main()
{
return systemlib();
}

16
Tests/IncludeDirectories/SystemIncludeDirectories/systemlib_header_only/systemlib.h Normal file
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@ -0,0 +1,16 @@
#ifndef SYSTEMLIB_H
#define SYSTEMLIB_H
int systemlib()
{
return 0;
}
int unusedFunc()
{
int unused;
return systemlib();
}
#endif