From dd2d42a7f877d292f86e421dd9651f4b7c2abf18 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Tue, 19 Apr 2022 14:57:58 -0700 Subject: [PATCH] cmake: Link with libatomic on rv32/rv64 Use of needs to link in libatomic on riscv Fixes undefined reference to `__atomic_exchange_1' Upstream-Status: Pending Signed-off-by: Khem Raj --- src/lib/CMakeLists.txt | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt index 3293376..65018be 100644 --- a/src/lib/CMakeLists.txt +++ b/src/lib/CMakeLists.txt @@ -37,6 +37,12 @@ else() set(SOCKET_LIBRARY socket) endif() +if(CMAKE_SYSTEM_PROCESSOR STREQUAL "riscv64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "riscv32") + set(ATOMIC_LIBRARY atomic) +else() + set(ATOMIC_LIBRARY "") +endif() + if(HAVE_FUNC_PTHREAD_SETNAME_NP) add_definitions(-DDLT_USE_PTHREAD_SETNAME_NP) message(STATUS "Using pthread_setname_np API to set thread name") @@ -44,7 +50,7 @@ else() message(STATUS "pthread_setname_np API not available on this platform") endif() -target_link_libraries(dlt ${RT_LIBRARY} ${SOCKET_LIBRARY} Threads::Threads) +target_link_libraries(dlt ${RT_LIBRARY} ${SOCKET_LIBRARY} ${ATOMIC_LIBRARY} Threads::Threads) target_include_directories(dlt PUBLIC -- 2.36.0