ref: 3351b674802d5a69ddb6d4d0354c0e034804b0c1
dir: /sys/src/libc/amd64/notejmp.c/
#include <u.h>
#include <libc.h>
#include <ureg.h>
void
notejmp(void *vr, jmp_buf j, int ret)
{
struct Ureg *r = vr;
r->ax = ret;
if(ret == 0)
r->ax = 1;
r->pc = j[JMPBUFPC];
r->sp = j[JMPBUFSP] + 8;
noted(NCONT);
}