Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD failed with the following output: Change Dir: /home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/gmake cmTC_cf954/fast && gmake[1]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' /usr/bin/gmake -f CMakeFiles/cmTC_cf954.dir/build.make CMakeFiles/cmTC_cf954.dir/build gmake[2]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_cf954.dir/src.c.o /home/naourr/work/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/naourr/work/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG -o CMakeFiles/cmTC_cf954.dir/src.c.o -c /home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp/src.c Linking C executable cmTC_cf954 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_cf954.dir/link.txt --verbose=1 /home/naourr/work/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/naourr/work/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCMAKE_HAVE_LIBC_PTHREAD -DNDEBUG CMakeFiles/cmTC_cf954.dir/src.c.o -o cmTC_cf954 /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: CMakeFiles/cmTC_cf954.dir/src.c.o: in function `main': src.c:(.text.startup+0x1a): undefined reference to `pthread_create' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x1a): undefined reference to `pthread_create' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x20): undefined reference to `pthread_detach' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x20): undefined reference to `pthread_detach' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x26): undefined reference to `pthread_cancel' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x26): undefined reference to `pthread_cancel' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x2e): undefined reference to `pthread_join' /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: src.c:(.text.startup+0x2e): undefined reference to `pthread_join' collect2: error: ld returned 1 exit status gmake[2]: *** [CMakeFiles/cmTC_cf954.dir/build.make:107: cmTC_cf954] Error 1 gmake[2]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' gmake[1]: *** [Makefile:141: cmTC_cf954/fast] Error 2 gmake[1]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/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_cancel(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/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/gmake cmTC_d2a49/fast && gmake[1]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' /usr/bin/gmake -f CMakeFiles/cmTC_d2a49.dir/build.make CMakeFiles/cmTC_d2a49.dir/build gmake[2]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_d2a49.dir/CheckFunctionExists.c.o /home/naourr/work/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/naourr/work/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG -o CMakeFiles/cmTC_d2a49.dir/CheckFunctionExists.c.o -c /usr/share/cmake/Modules/CheckFunctionExists.c Linking C executable cmTC_d2a49 /usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_d2a49.dir/link.txt --verbose=1 /home/naourr/work/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-gcc --sysroot=/home/naourr/work/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DCHECK_FUNCTION_EXISTS=pthread_create -DNDEBUG CMakeFiles/cmTC_d2a49.dir/CheckFunctionExists.c.o -o cmTC_d2a49 -lpthreads /home/naourr/work/instance-0/output-1/host/lib/gcc/arc-buildroot-linux-gnu/9.3.1/../../../../arc-buildroot-linux-gnu/bin/ld: cannot find -lpthreads collect2: error: ld returned 1 exit status gmake[2]: *** [CMakeFiles/cmTC_d2a49.dir/build.make:107: cmTC_d2a49] Error 1 gmake[2]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' gmake[1]: *** [Makefile:141: cmTC_d2a49/fast] Error 2 gmake[1]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' Determining if the include file process.h exists failed with the following output: Change Dir: /home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/gmake cmTC_08719/fast && gmake[1]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' /usr/bin/gmake -f CMakeFiles/cmTC_08719.dir/build.make CMakeFiles/cmTC_08719.dir/build gmake[2]: Entering directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' Building CXX object CMakeFiles/cmTC_08719.dir/CheckIncludeFile.cxx.o /home/naourr/work/instance-0/output-1/host/bin/arc-buildroot-linux-gnu-g++ --sysroot=/home/naourr/work/instance-0/output-1/host/arc-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -DNDEBUG -o CMakeFiles/cmTC_08719.dir/CheckIncludeFile.cxx.o -c /home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp/CheckIncludeFile.cxx /home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp/CheckIncludeFile.cxx:1:10: fatal error: process.h: No such file or directory 1 | #include | ^~~~~~~~~~~ compilation terminated. gmake[2]: *** [CMakeFiles/cmTC_08719.dir/build.make:86: CMakeFiles/cmTC_08719.dir/CheckIncludeFile.cxx.o] Error 1 gmake[2]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp' gmake[1]: *** [Makefile:141: cmTC_08719/fast] Error 2 gmake[1]: Leaving directory '/home/naourr/work/instance-0/output-1/build/exiv2-0.27.3/CMakeFiles/CMakeTmp'