ClickHouse/cmake/find_unwind.cmake
2019-04-21 16:28:54 +00:00

60 lines
1.8 KiB
CMake

include (CMakePushCheckState)
cmake_push_check_state ()
option (ENABLE_UNWIND "Enable libunwind (better stacktraces)" ON)
if (ENABLE_UNWIND)
if (CMAKE_SYSTEM MATCHES "Linux" AND NOT ARCH_ARM AND NOT ARCH_32)
option (USE_INTERNAL_UNWIND_LIBRARY "Set to FALSE to use system unwind library instead of bundled" ${NOT_UNBUNDLED})
else ()
option (USE_INTERNAL_UNWIND_LIBRARY "Set to FALSE to use system unwind library instead of bundled" OFF)
endif ()
if (NOT USE_INTERNAL_UNWIND_LIBRARY)
find_library (UNWIND_LIBRARY unwind)
find_path (UNWIND_INCLUDE_DIR NAMES unwind.h PATHS ${UNWIND_INCLUDE_PATHS})
include (CheckCXXSourceCompiles)
set(CMAKE_REQUIRED_INCLUDES ${UNWIND_INCLUDE_DIR})
set(CMAKE_REQUIRED_LIBRARIES ${UNWIND_LIBRARY})
check_cxx_source_compiles("
#include <ucontext.h>
#define UNW_LOCAL_ONLY
#include <libunwind.h>
int main () {
ucontext_t context;
unw_cursor_t cursor;
unw_init_local(&cursor, &context);
return 0;
}
" HAVE_UNW_INIT_LOCAL)
if (NOT HAVE_UNW_INIT_LOCAL)
set(UNWIND_LIBRARY "")
set(UNWIND_INCLUDE_DIR "")
endif ()
endif ()
if (UNWIND_LIBRARY AND UNWIND_INCLUDE_DIR)
set (USE_UNWIND 1)
elseif (CMAKE_SYSTEM MATCHES "Linux" AND NOT ARCH_ARM AND NOT ARCH_32 AND NOT UNBUNDLED)
set (USE_INTERNAL_UNWIND_LIBRARY 1)
set (PACKAGE_VERSION "9.0.0svn" CACHE STRING "")
set (UNWIND_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/libunwind/include")
set (LIBUNWIND_ENABLE_SHARED OFF CACHE BOOL "")
set (LIBUNWIND_ENABLE_STATIC ON CACHE BOOL "")
set (UNWIND_LIBRARY unwind_static)
set (USE_UNWIND 1)
endif ()
endif ()
message (STATUS "Using unwind=${USE_UNWIND}: ${UNWIND_INCLUDE_DIR} : ${UNWIND_LIBRARY}")
cmake_pop_check_state ()