minix/lib/syslib/sys_sprof.c

#include "syslib.h"

#if SPROFILE

/*===========================================================================*
 *                                sys_sprof				     *
 *===========================================================================*/
PUBLIC int sys_sprof(action, size, freq, endpt, ctl_ptr, mem_ptr)
int action; 				/* start/stop profiling */
int size;				/* available profiling memory */
int freq;				/* sample frequency */
endpoint_t endpt;			/* caller endpoint */
void *ctl_ptr;				/* location of info struct */
void *mem_ptr;				/* location of profiling memory */
{
  message m;

  m.PROF_ACTION         = action;
  m.PROF_MEM_SIZE       = size;
  m.PROF_FREQ           = freq;
  m.PROF_ENDPT		= endpt;
  m.PROF_CTL_PTR        = ctl_ptr;
  m.PROF_MEM_PTR        = mem_ptr;

  return(_taskcall(SYSTASK, SYS_SPROF, &m));
}

#endif