monero-project/monero
monero-project/monero
1
0
Fork 0
mirror of https://github.com/monero-project/monero.git synced 2024-12-23 03:59:33 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

cmake: link against liblzma when found, for libunwind

Browse source 
Some versions of libunwind need liblzma. If liblzma is found,
we link against it unconditionally. If the installed libunwind
didn't need it, this is a nop.

Tested and fine tuned by iDunk
This commit is contained in:
moneromooo-monero 2016-12-10 11:17:27 +00:00
parent 049b7e9a93
commit 0020ad7d99
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
1 changed files with 16 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
cmake/FindLibunwind.cmake
View file

@ -17,6 +17,22 @@ find_path(LIBUNWIND_INCLUDE_DIR libunwind.h
) )
find_library(LIBUNWIND_LIBRARIES NAMES unwind ) 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) include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Libunwind "Could not find libunwind" LIBUNWIND_INCLUDE_DIR LIBUNWIND_LIBRARIES) find_package_handle_standard_args(Libunwind "Could not find libunwind" LIBUNWIND_INCLUDE_DIR LIBUNWIND_LIBRARIES)