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# Get sources
set(LIBUNWIND_CXX_SOURCES
libunwind.cpp
Unwind-EHABI.cpp)
append_if(LIBUNWIND_CXX_SOURCES APPLE Unwind_AppleExtras.cpp)
set(LIBUNWIND_C_SOURCES
UnwindLevel1.c
UnwindLevel1-gcc-ext.c
Unwind-sjlj.c)
set_source_files_properties(${LIBUNWIND_C_SOURCES}
PROPERTIES
COMPILE_FLAGS "-std=c99")
set(LIBUNWIND_ASM_SOURCES
UnwindRegistersRestore.S
UnwindRegistersSave.S)
set_source_files_properties(${LIBUNWIND_ASM_SOURCES}
PROPERTIES
LANGUAGE C)
set(LIBUNWIND_HEADERS
AddressSpace.hpp
assembly.h
CompactUnwinder.hpp
config.h
dwarf2.h
DwarfInstructions.hpp
DwarfParser.hpp
libunwind_ext.h
Registers.hpp
UnwindCursor.hpp
unwind_ext.h
../../include/libunwind.h
../../include/unwind.h
)
append_if(LIBCXXABI_HEADERS APPLE ../../include/mach-o/compact_unwind_encoding.h)
if (MSVC_IDE)
# Force them all into the headers dir on MSVC, otherwise they end up at
# project scope because they don't have extensions.
source_group("Header Files" FILES ${LIBUNWIND_HEADERS})
endif()
set(LIBUNWIND_SOURCES
${LIBUNWIND_CXX_SOURCES}
${LIBUNWIND_C_SOURCES}
${LIBUNWIND_ASM_SOURCES})
if (LIBUNWIND_ENABLE_SHARED)
add_library(unwind SHARED ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
else()
add_library(unwind STATIC ${LIBUNWIND_SOURCES} ${LIBUNWIND_HEADERS})
endif()
include_directories("${LIBCXXABI_LIBCXX_INCLUDES}")
# Generate library list.
set(libraries ${LIBCXXABI_CXX_ABI_LIBRARIES})
append_if(libraries LIBCXXABI_HAS_C_LIB c)
append_if(libraries LIBCXXABI_HAS_DL_LIB dl)
append_if(libraries LIBCXXABI_HAS_PTHREAD_LIB pthread)
target_link_libraries(unwind ${libraries})
# Setup flags.
append_if(LIBCXXABI_COMPILE_FLAGS LIBCXXABI_HAS_FPIC_FLAG -fPIC)
append_if(LIBCXXABI_LINK_FLAGS LIBCXXABI_HAS_NODEFAULTLIBS_FLAG -nodefaultlibs)
set(LIBUNWIND_COMPILE_FLAGS)
append_if(LIBUNWIND_COMPILE_FLAGS LIBCXXABI_HAS_NO_RTTI_FLAG -fno-rtti)
if ( LIBCXXABI_HAS_NO_EXCEPTIONS_FLAG AND LIBCXXABI_HAS_FUNWIND_TABLES )
list(APPEND LIBUNWIND_COMPILE_FLAGS -fno-exceptions)
list(APPEND LIBUNWIND_COMPILE_FLAGS -funwind-tables)
elseif( LIBUNWIND_ENABLE_SHARED )
message(FATAL_ERROR "Compiler doesn't support generation of unwind tables "
"if exception support is disabled. Building libunwind "
"DSO with runtime dependency on libcxxabi is not "
"supported.")
endif()
set(LIBCXXABI_UNWINDER_NAME "unwind")
if ( APPLE )
if ( CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.6" )
list(APPEND LIBCXXABI_COMPILE_FLAGS "-U__STRICT_ANSI__")
list(APPEND LIBCXXABI_LINK_FLAGS
"-compatibility_version 1"
"-current_version ${LIBCXXABI_VERSION}"
"-install_name /usr/lib/lib${LIBCXXABI_UNWINDER_NAME}.1.dylib"
"/usr/lib/libSystem.B.dylib")
else()
list(APPEND LIBCXXABI_LINK_FLAGS
"-compatibility_version 1"
"-install_name /usr/lib/lib${LIBCXXABI_UNWINDER_NAME}.1.dylib")
endif()
endif()
string(REPLACE ";" " " LIBCXXABI_COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS}")
string(REPLACE ";" " " LIBUNWIND_COMPILE_FLAGS "${LIBUNWIND_COMPILE_FLAGS}")
string(REPLACE ";" " " LIBCXXABI_LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}")
set_target_properties(unwind
PROPERTIES
COMPILE_FLAGS "${LIBCXXABI_COMPILE_FLAGS} ${LIBUNWIND_COMPILE_FLAGS}"
LINK_FLAGS "${LIBCXXABI_LINK_FLAGS}"
OUTPUT_NAME "${LIBCXXABI_UNWINDER_NAME}"
VERSION "1.0"
SOVERSION "1"
)
install(TARGETS unwind
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX}
)
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