Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD failed with the following output: Change Dir: /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_bc337/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_bc337.dir/build.make CMakeFiles/cmTC_bc337.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_bc337.dir/src.c.o /home/buildroot/autobuild/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG -o CMakeFiles/cmTC_bc337.dir/src.c.o -c /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_bc337 /home/buildroot/autobuild/instance-0/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_bc337.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG CMakeFiles/cmTC_bc337.dir/src.c.o -o cmTC_bc337 /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: CMakeFiles/cmTC_bc337.dir/src.c.o: in function `main': src.c:(.text.startup+0x1e): undefined reference to `pthread_create' /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x1e): undefined reference to `pthread_create' /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x24): undefined reference to `pthread_detach' /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x24): undefined reference to `pthread_detach' /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x2c): undefined reference to `pthread_join' /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x2c): undefined reference to `pthread_join' collect2: error: ld returned 1 exit status CMakeFiles/cmTC_bc337.dir/build.make:86: recipe for target 'cmTC_bc337' failed make[2]: *** [cmTC_bc337] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_bc337/fast' failed make[1]: *** [cmTC_bc337/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Source file was: #include void* test_func(void* data) { return data; } int main(void) { pthread_t thread; pthread_create(&thread, NULL, test_func, NULL); pthread_detach(thread); pthread_join(thread, NULL); pthread_atfork(NULL, NULL, NULL); pthread_exit(NULL); return 0; } Determining if the function pthread_create exists in the pthreads failed with the following output: Change Dir: /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_01e77/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_01e77.dir/build.make CMakeFiles/cmTC_01e77.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_01e77.dir/CheckFunctionExists.c.o /home/buildroot/autobuild/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -o CMakeFiles/cmTC_01e77.dir/CheckFunctionExists.c.o -c /home/buildroot/autobuild/instance-0/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c Linking C executable cmTC_01e77 /home/buildroot/autobuild/instance-0/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_01e77.dir/link.txt --verbose=1 /home/buildroot/autobuild/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_01e77.dir/CheckFunctionExists.c.o -o cmTC_01e77 -lpthreads /home/buildroot/autobuild/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/10.2.0/../../../../arc-buildroot-linux-gnu/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status CMakeFiles/cmTC_01e77.dir/build.make:86: recipe for target 'cmTC_01e77' failed make[2]: *** [cmTC_01e77] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_01e77/fast' failed make[1]: *** [cmTC_01e77/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Performing C++ SOURCE FILE Test FOUND_BSD_UUID failed with the following output: Change Dir: /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_7f9f6/fast && make[1]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_7f9f6.dir/build.make CMakeFiles/cmTC_7f9f6.dir/build make[2]: Entering directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_7f9f6.dir/src.cxx.o /home/buildroot/autobuild/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-g++ --sysroot=/home/buildroot/autobuild/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -latomic -Wall -DFOUND_BSD_UUID -DNDEBUG -std=c++17 -o CMakeFiles/cmTC_7f9f6.dir/src.cxx.o -c /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.cxx /home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp/src.cxx:2:13: fatal error: uuid.h: No such file or directory 2 | #include | ^~~~~~~~ compilation terminated. CMakeFiles/cmTC_7f9f6.dir/build.make:65: recipe for target 'CMakeFiles/cmTC_7f9f6.dir/src.cxx.o' failed make[2]: *** [CMakeFiles/cmTC_7f9f6.dir/src.cxx.o] Error 1 make[2]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' Makefile:121: recipe for target 'cmTC_7f9f6/fast' failed make[1]: *** [cmTC_7f9f6/fast] Error 2 make[1]: Leaving directory '/home/buildroot/autobuild/instance-0/output-1/build/gerbera-1.6.4/CMakeFiles/CMakeTmp' ...and run output: Return value: 1 Source file was: #include int main(void) { uuid_t uuid; uint32_t status; uuid_create(&uuid, &status); return 0; }