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Diffstat (limited to 'cmake/FindLibunwind.cmake')
-rw-r--r-- | cmake/FindLibunwind.cmake | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/cmake/FindLibunwind.cmake b/cmake/FindLibunwind.cmake index 9946e7cdd..af657cad1 100644 --- a/cmake/FindLibunwind.cmake +++ b/cmake/FindLibunwind.cmake @@ -17,6 +17,22 @@ find_path(LIBUNWIND_INCLUDE_DIR libunwind.h ) find_library(LIBUNWIND_LIBRARIES NAMES unwind ) +if(NOT LIBUNWIND_LIBRARIES STREQUAL "LIBUNWIND_LIBRARIES-NOTFOUND") + if (CMAKE_COMPILER_IS_GNUCC) + set(LIBUNWIND_LIBRARIES "gcc_eh;${LIBUNWIND_LIBRARIES}") + endif() +endif() + +# some versions of libunwind need liblzma, and we don't use pkg-config +# so we just look whether liblzma is installed, and add it if it is. +# It might not be actually needed, but doesn't hurt if it is not. +# We don't need any headers, just the lib, as it's privately needed. +message(STATUS "looking for liblzma") +find_library(LIBLZMA_LIBRARIES lzma ) +if(NOT LIBLZMA_LIBRARIES STREQUAL "LIBLZMA_LIBRARIES-NOTFOUND") + message(STATUS "liblzma found") + set(LIBUNWIND_LIBRARIES "${LIBUNWIND_LIBRARIES};${LIBLZMA_LIBRARIES}") +endif() include(FindPackageHandleStandardArgs) find_package_handle_standard_args(Libunwind "Could not find libunwind" LIBUNWIND_INCLUDE_DIR LIBUNWIND_LIBRARIES) |