Initial revision

lib/syslib/sys_getsp.c

@@ -0,0 +1,16 @@
+#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);
+}