From c8270cea98bcce0d22ddc8e2f86eae2c9989efd4 Mon Sep 17 00:00:00 2001 From: Fabrice Fontaine Date: Fri, 25 Feb 2022 19:21:06 +0100 Subject: [PATCH] interface/vcos/pthreads/CMakeLists.txt: fix build with libexecinfo interface/vcos/glibc/vcos_backtrace.c uses execinfo.h which can be provided by libexecinfo on uclibc or musl so link with it if needed to avoid the following build failure: /home/peko/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/10.3.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: ../../build/lib/libvcos.so: undefined reference to `backtrace_symbols' Fixes: - http://autobuild.buildroot.org/results/93d3b8cc2ac5dfa9d4b44946c0b4d8171e8f52a1 Signed-off-by: Fabrice Fontaine --- interface/vcos/pthreads/CMakeLists.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/interface/vcos/pthreads/CMakeLists.txt b/interface/vcos/pthreads/CMakeLists.txt index 1d81ca3c6..100207fa8 100644 --- a/interface/vcos/pthreads/CMakeLists.txt +++ b/interface/vcos/pthreads/CMakeLists.txt @@ -33,12 +33,14 @@ set (SOURCES ../generic/vcos_generic_blockpool.c ) +find_library (EXECINFO_LIBRARY execinfo) + if (VCOS_PTHREADS_BUILD_SHARED) add_library (vcos SHARED ${SOURCES}) - target_link_libraries (vcos pthread dl rt) + target_link_libraries (vcos pthread dl rt $<$:${EXECINFO_LIBRARY}>) else () add_library (vcos ${SOURCES}) - target_link_libraries (vcos pthread rt) + target_link_libraries (vcos pthread rt $<$:${EXECINFO_LIBRARY}>) endif ()