CMakeError.log
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Determining if the pthread_create exist failed with the following output:
Change Dir: /home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp
Run Build Command:"/usr/bin/make" "cmTC_63a2a/fast"
/usr/bin/make -f CMakeFiles/cmTC_63a2a.dir/build.make CMakeFiles/cmTC_63a2a.dir/build
make[1]: 进入目录“/home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp”
Building C object CMakeFiles/cmTC_63a2a.dir/CheckSymbolExists.c.o
/usr/bin/cc -fPIC -o CMakeFiles/cmTC_63a2a.dir/CheckSymbolExists.c.o -c /home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp/CheckSymbolExists.c
Linking C executable cmTC_63a2a
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_63a2a.dir/link.txt --verbose=1
/usr/bin/cc -fPIC CMakeFiles/cmTC_63a2a.dir/CheckSymbolExists.c.o -o cmTC_63a2a
CMakeFiles/cmTC_63a2a.dir/CheckSymbolExists.c.o：在函数‘main’中：
CheckSymbolExists.c:(.text+0x1b)：对‘pthread_create’未定义的引用
collect2: error: ld returned 1 exit status
CMakeFiles/cmTC_63a2a.dir/build.make:97: recipe for target 'cmTC_63a2a' failed
make[1]: *** [cmTC_63a2a] Error 1
make[1]: 离开目录“/home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp”
Makefile:126: recipe for target 'cmTC_63a2a/fast' failed
make: *** [cmTC_63a2a/fast] Error 2
File /home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <pthread.h>
int main(int argc, char** argv)
{
(void)argv;
#ifndef pthread_create
return ((int*)(&pthread_create))[argc];
#else
(void)argc;
return 0;
#endif
}
Determining if the function pthread_create exists in the pthreads failed with the following output:
Change Dir: /home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp
Run Build Command:"/usr/bin/make" "cmTC_35a97/fast"
/usr/bin/make -f CMakeFiles/cmTC_35a97.dir/build.make CMakeFiles/cmTC_35a97.dir/build
make[1]: 进入目录“/home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp”
Building C object CMakeFiles/cmTC_35a97.dir/CheckFunctionExists.c.o
/usr/bin/cc -fPIC -DCHECK_FUNCTION_EXISTS=pthread_create -o CMakeFiles/cmTC_35a97.dir/CheckFunctionExists.c.o -c /usr/share/cmake-3.10/Modules/CheckFunctionExists.c
Linking C executable cmTC_35a97
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTC_35a97.dir/link.txt --verbose=1
/usr/bin/cc -fPIC -DCHECK_FUNCTION_EXISTS=pthread_create CMakeFiles/cmTC_35a97.dir/CheckFunctionExists.c.o -o cmTC_35a97 -lpthreads
/usr/bin/ld: 找不到 -lpthreads
collect2: error: ld returned 1 exit status
CMakeFiles/cmTC_35a97.dir/build.make:97: recipe for target 'cmTC_35a97' failed
make[1]: *** [cmTC_35a97] Error 1
make[1]: 离开目录“/home/situ/qfs/sdk_project/mnn_projects/face_recognize_mnn/build/CMakeFiles/CMakeTmp”
Makefile:126: recipe for target 'cmTC_35a97/fast' failed
make: *** [cmTC_35a97/fast] Error 2