minix/lib/syslib/sys_sprof.c

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#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 */
int 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