minix/lib/syslib/sys_getsp.c

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2005-04-21 16:53:53 +02:00
#include "syslib.h"
PUBLIC int sys_getsp(proc, newsp)
int proc; /* process whose sp is wanted */
vir_bytes *newsp; /* place to put sp read from kernel */
{
/* Ask the kernel what the sp is. */
message m;
int r;
m.m1_i1 = proc;
r = _taskcall(SYSTASK, SYS_GETSP, &m);
*newsp = (vir_bytes) m.STACK_PTR;
return(r);
}