https://github.com/Kitware/CMake
Raw File
Tip revision: 80bcbe2d85232d748e31fb4de1016af60788505d authored by Brad King on 15 April 2016, 12:48:23 UTC
CMake 3.5.2
Tip revision: 80bcbe2
CheckForPthreads.c
#include <stdio.h>
#include <pthread.h>
#include <unistd.h>

void* runner(void*);

int res = 0;
#ifdef __CLASSIC_C__
int main(){
  int ac;
  char*av[];
#else
int main(int ac, char*av[]){
#endif
  pthread_t tid[2];
  pthread_create(&tid[0], 0, runner, (void*)1);
  pthread_create(&tid[1], 0, runner, (void*)2);

#if defined(__BEOS__) && !defined(__ZETA__) /* (no usleep on BeOS 5.) */
  usleep(1); /* for strange behavior on single-processor sun */
#endif

  pthread_join(tid[0], 0);
  pthread_join(tid[1], 0);
  if(ac > 1000){return *av[0];}
  return res;
}

void* runner(void* args)
{
  int cc;
  for ( cc = 0; cc < 10; cc ++ )
    {
    printf("%p CC: %d\n", args, cc);
    }
  res ++;
  return 0;
}
back to top