func startScanner(dir string) {
lock.Lock()
chans[dir] = make(chan string)
lock.Unlock()
cpaths := C.fswatch_make_mutable_array()
defer C.free(unsafe.Pointer(cpaths))
path := C.CString(dir)
str := C.CFStringCreateWithCString(nil, path, C.kCFStringEncodingUTF8)
defer C.free(unsafe.Pointer(path))
defer C.free(unsafe.Pointer(str))
C.CFArrayAppendValue(cpaths, unsafe.Pointer(str))
ctx := C.FSEventStreamContext{info: unsafe.Pointer(C.CString(dir))}
stream := C.fswatch_create(&ctx, cpaths, now, C.CFTimeInterval(interval/time.Second), cflags)
go func() {
C.FSEventStreamScheduleWithRunLoop(stream, C.CFRunLoopGetCurrent(), C.kCFRunLoopCommonModes)
C.FSEventStreamStart(stream)
C.CFRunLoopRun()
}()
}
func New(dev Device, since EventID, interval time.Duration, flags CreateFlags,
paths ...string) *Stream {
cpaths := C.fswatch_make_mutable_array()
defer C.free(unsafe.Pointer(cpaths))
for _, dir := range paths {
path := C.CString(dir)
defer C.free(unsafe.Pointer(path))
str := C.CFStringCreateWithCString(nil, path, C.kCFStringEncodingUTF8)
defer C.free(unsafe.Pointer(str))
C.CFArrayAppendValue(cpaths, unsafe.Pointer(str))
}
csince := C.FSEventStreamEventId(since)
cinterval := C.CFTimeInterval(interval / time.Second)
cflags := C.FSEventStreamCreateFlags(flags &^ CF_USECFTYPES)
s := new(Stream)
s.Chan = make(chan []Event)
ctx := C.FSEventStreamContext{info: unsafe.Pointer(&s.Chan)}
var cstream C.FSEventStreamRef
if dev == 0 {
cstream = C.fswatch_create(&ctx, cpaths, csince, cinterval, cflags)
} else {
cdev := C.dev_t(dev)
cstream = C.fswatch_create_relative_to_device(
cdev, &ctx, cpaths, csince, cinterval, cflags)
}
s.cstream = cstream
return s
}