starpu-max/doc/doxygen/chapters/hello_pragma.c

#include <stdio.h>

/* Task declaration.  */
static void my_task (int x) __attribute__ ((task));

/* Definition of the CPU implementation of `my_task'.  */
static void my_task (int x)
{
  printf ("Hello, world!  With x = %d\n", x);
}

int main ()
{
  /* Initialize StarPU. */
#pragma starpu initialize

  /* Do an asynchronous call to `my_task'. */
  my_task (42);

  /* Wait for the call to complete.  */
#pragma starpu wait

  /* Terminate. */
#pragma starpu shutdown

  return 0;
}