Commit 94eee5e6 authored by Brad King's avatar Brad King

CMakeLib: Link to system thread libraries to support std::thread

Some environments require linking to thread libraries for `std::thread`.
Express this direct dependency of CMakeLib explicitly.  Previously this
was done indirectly through our bundled libuv, but that does not work
when using a system libuv.

Fixes: #17757
parent 9c1efb61
......@@ -310,6 +310,8 @@ endmacro()
# Simply to improve readability of the main script.
#-----------------------------------------------------------------------
macro (CMAKE_BUILD_UTILITIES)
find_package(Threads)
#---------------------------------------------------------------------
# Create the kwsys library for CMake.
set(KWSYS_NAMESPACE cmsys)
......
......@@ -765,6 +765,7 @@ target_link_libraries(CMakeLib cmsys
${CMAKE_LIBUV_LIBRARIES}
${CMAKE_LIBRHASH_LIBRARIES}
${CMake_KWIML_LIBRARIES}
${CMAKE_THREAD_LIBS_INIT}
)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux" AND CMAKE_SYSTEM_PROCESSOR MATCHES "sparc")
......
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