func (t *Thread) halt() (err error) {
kret := C.thread_suspend(t.os.threadAct)
if kret != C.KERN_SUCCESS {
errStr := C.GoString(C.mach_error_string(C.mach_error_t(kret)))
err = fmt.Errorf("could not suspend thread %d %s", t.ID, errStr)
return
}
return
}
func (h Host) VmInfo() (*VmInfo, os.Error) {
vmstat := new(C.vm_statistics_data_t)
nummsg := C.mach_msg_type_number_t(C.HOST_VM_INFO_COUNT)
ret := C.host_statistics(C.host_t(h), C.HOST_VM_INFO, (*C.integer_t)(unsafe.Pointer(vmstat)), &nummsg)
if ret != 0 {
return nil, fmt.Errorf("host_statistics: %s", C.mach_error_string(C.mach_error_t(ret)))
}
return &VmInfo{uint64(vmstat.pageins), uint64(vmstat.pageouts)}, nil
}