replace zxq.co/ripple/hanayo

vendor/github.com/rjeczalik/notify/watcher_fen_cgo.go

@@ -0,0 +1,141 @@
+// Copyright (c) 2014-2015 The Notify Authors. All rights reserved.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+// +build solaris
+
+package notify
+
+// #include <port.h>
+// #include <stdio.h>
+// #include <stdlib.h>
+// struct file_obj* newFo() { return (struct file_obj*) malloc(sizeof(struct file_obj)); }
+// port_event_t* newPe() { return (port_event_t*) malloc(sizeof(port_event_t)); }
+// uintptr_t conv(struct file_obj* fo) { return (uintptr_t) fo; }
+// struct file_obj* dconv(uintptr_t fo) { return (struct file_obj*) fo; }
+import "C"
+
+import (
+	"syscall"
+	"unsafe"
+)
+
+const (
+	fileAccess     = Event(C.FILE_ACCESS)
+	fileModified   = Event(C.FILE_MODIFIED)
+	fileAttrib     = Event(C.FILE_ATTRIB)
+	fileDelete     = Event(C.FILE_DELETE)
+	fileRenameTo   = Event(C.FILE_RENAME_TO)
+	fileRenameFrom = Event(C.FILE_RENAME_FROM)
+	fileTrunc      = Event(C.FILE_TRUNC)
+	fileNoFollow   = Event(C.FILE_NOFOLLOW)
+	unmounted      = Event(C.UNMOUNTED)
+	mountedOver    = Event(C.MOUNTEDOVER)
+)
+
+// PortEvent is a notify's equivalent of port_event_t.
+type PortEvent struct {
+	PortevEvents int         // PortevEvents is an equivalent of portev_events.
+	PortevSource uint8       // PortevSource is an equivalent of portev_source.
+	PortevPad    uint8       // Portevpad is an equivalent of portev_pad.
+	PortevObject interface{} // PortevObject is an equivalent of portev_object.
+	PortevUser   uintptr     // PortevUser is an equivalent of portev_user.
+}
+
+// FileObj is a notify's equivalent of file_obj.
+type FileObj struct {
+	Atim syscall.Timespec // Atim is an equivalent of fo_atime.
+	Mtim syscall.Timespec // Mtim is an equivalent of fo_mtime.
+	Ctim syscall.Timespec // Ctim is an equivalent of fo_ctime.
+	Pad  [3]uintptr       // Pad is an equivalent of fo_pad.
+	Name string           // Name is an equivalent of fo_name.
+}
+
+type cfen struct {
+	p2pe map[string]*C.port_event_t
+	p2fo map[string]*C.struct_file_obj
+}
+
+func newCfen() cfen {
+	return cfen{
+		p2pe: make(map[string]*C.port_event_t),
+		p2fo: make(map[string]*C.struct_file_obj),
+	}
+}
+
+func unix2C(sec int64, nsec int64) (C.time_t, C.long) {
+	return C.time_t(sec), C.long(nsec)
+}
+
+func (c *cfen) portAssociate(p int, fo FileObj, e int) (err error) {
+	cfo := C.newFo()
+	cfo.fo_atime.tv_sec, cfo.fo_atime.tv_nsec = unix2C(fo.Atim.Unix())
+	cfo.fo_mtime.tv_sec, cfo.fo_mtime.tv_nsec = unix2C(fo.Mtim.Unix())
+	cfo.fo_ctime.tv_sec, cfo.fo_ctime.tv_nsec = unix2C(fo.Ctim.Unix())
+	cfo.fo_name = C.CString(fo.Name)
+	c.p2fo[fo.Name] = cfo
+	_, err = C.port_associate(C.int(p), srcFile, C.conv(cfo), C.int(e), nil)
+	return
+}
+
+func (c *cfen) portDissociate(port int, fo FileObj) (err error) {
+	cfo, ok := c.p2fo[fo.Name]
+	if !ok {
+		return errNotWatched
+	}
+	_, err = C.port_dissociate(C.int(port), srcFile, C.conv(cfo))
+	C.free(unsafe.Pointer(cfo.fo_name))
+	C.free(unsafe.Pointer(cfo))
+	delete(c.p2fo, fo.Name)
+	return
+}
+
+const srcAlert = C.PORT_SOURCE_ALERT
+const srcFile = C.PORT_SOURCE_FILE
+const alertSet = C.PORT_ALERT_SET
+
+func cfo2fo(cfo *C.struct_file_obj) *FileObj {
+	// Currently remaining attributes are not used.
+	if cfo == nil {
+		return nil
+	}
+	var fo FileObj
+	fo.Name = C.GoString(cfo.fo_name)
+	return &fo
+}
+
+func (c *cfen) portGet(port int, pe *PortEvent) (err error) {
+	cpe := C.newPe()
+	if _, err = C.port_get(C.int(port), cpe, nil); err != nil {
+		C.free(unsafe.Pointer(cpe))
+		return
+	}
+	pe.PortevEvents, pe.PortevSource, pe.PortevPad =
+		int(cpe.portev_events), uint8(cpe.portev_source), uint8(cpe.portev_pad)
+	pe.PortevObject = cfo2fo(C.dconv(cpe.portev_object))
+	pe.PortevUser = uintptr(cpe.portev_user)
+	C.free(unsafe.Pointer(cpe))
+	return
+}
+
+func (c *cfen) portCreate() (int, error) {
+	p, err := C.port_create()
+	return int(p), err
+}
+
+func (c *cfen) portAlert(p int) (err error) {
+	_, err = C.port_alert(C.int(p), alertSet, C.int(666), nil)
+	return
+}
+
+func (c *cfen) free() {
+	for i := range c.p2fo {
+		C.free(unsafe.Pointer(c.p2fo[i].fo_name))
+		C.free(unsafe.Pointer(c.p2fo[i]))
+	}
+	for i := range c.p2pe {
+		C.free(unsafe.Pointer(c.p2pe[i]))
+	}
+	c.p2fo = make(map[string]*C.struct_file_obj)
+	c.p2pe = make(map[string]*C.port_event_t)
+}