Golang fuse.NewDevNullFile函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了Golang中github.com/hanwen/go-fuse/fuse.NewDevNullFile函数的典型用法代码示例。如果您正苦于以下问题：Golang NewDevNullFile函数的具体用法？Golang NewDevNullFile怎么用？Golang NewDevNullFile使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了NewDevNullFile函数的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: Open

func (me *UnionFs) Open(name string, flags uint32, context *fuse.Context) (fuseFile fuse.File, status fuse.Status) {
	if name == _DROP_CACHE {
		if flags&fuse.O_ANYWRITE != 0 {
			log.Println("Forced cache drop on", me)
			me.DropBranchCache(nil)
			me.DropDeletionCache()
			me.DropSubFsCaches()
			me.nodeFs.ForgetClientInodes()
		}
		return fuse.NewDevNullFile(), fuse.OK
	}
	r := me.getBranch(name)
	if r.branch < 0 {
		// This should not happen, as a GetAttr() should have
		// already verified existence.
		log.Println("UnionFs: open of non-existent file:", name)
		return nil, fuse.ENOENT
	}
	if flags&fuse.O_ANYWRITE != 0 && r.branch > 0 {
		code := me.Promote(name, r, context)
		if code != fuse.OK {
			return nil, code
		}
		r.branch = 0
		now := time.Now()
		r.attr.SetTimes(nil, &now, nil)
		me.branchCache.Set(name, r)
	}
	fuseFile, status = me.fileSystems[r.branch].Open(name, uint32(flags), context)
	if fuseFile != nil {
		fuseFile = me.newUnionFsFile(fuseFile, r.branch)
	}
	return fuseFile, status
}

开发者ID:kicool，项目名称:go-fuse，代码行数:34，代码来源:unionfs.go

示例2: Open

func (me *EntryFs) Open(name string, flags uint32, context *fuse.Context) (file fuse.File, code fuse.Status) {
	if name == me.FileInfo.Name {
		return fuse.NewDevNullFile(), fuse.OK
	}

	return nil, fuse.ENOENT
}

开发者ID:lht，项目名称:termite，代码行数:7，代码来源:devnullfs.go

示例3: Open

func (me *UnionFs) Open(name string, flags uint32) (fuseFile fuse.File, status fuse.Status) {
	if name == _DROP_CACHE {
		if flags&fuse.O_ANYWRITE != 0 {
			log.Println("Forced cache drop on", me.Name())
			me.DropBranchCache(nil)
			me.DropDeletionCache()
			me.DropSubFsCaches()
		}
		return fuse.NewDevNullFile(), fuse.OK
	}
	r := me.getBranch(name)
	if r.branch < 0 {
		// This should not happen, as a GetAttr() should have
		// already verified existence.
		log.Println("UnionFs: open of non-existent file:", name)
		return nil, fuse.ENOENT
	}
	if flags&fuse.O_ANYWRITE != 0 && r.branch > 0 {
		code := me.Promote(name, r)
		if code != fuse.OK {
			return nil, code
		}
		r.branch = 0
		r.attr.Mtime_ns = time.Nanoseconds()
		me.branchCache.Set(name, r)
	}
	return me.fileSystems[r.branch].Open(name, uint32(flags))
}

开发者ID:andradeandrey，项目名称:go-fuse，代码行数:28，代码来源:unionfs.go

示例4: Open

func (me *AutoUnionFs) Open(path string, flags uint32, context *fuse.Context) (fuse.File, fuse.Status) {
	if path == filepath.Join(_STATUS, _VERSION) {
		if flags&fuse.O_ANYWRITE != 0 {
			return nil, fuse.EPERM
		}
		return fuse.NewDataFile([]byte(fuse.Version())), fuse.OK
	}
	if path == filepath.Join(_CONFIG, _SCAN_CONFIG) {
		if flags&fuse.O_ANYWRITE != 0 {
			me.updateKnownFses()
		}
		return fuse.NewDevNullFile(), fuse.OK
	}
	return nil, fuse.ENOENT
}

开发者ID:CloudLife，项目名称:go-fuse，代码行数:15，代码来源:autounion.go

示例5: Open

func (me *UnionFs) Open(name string, flags uint32) (fuseFile fuse.File, status fuse.Status) {
	if name == _DROP_CACHE {
		if flags&fuse.O_ANYWRITE != 0 {
			me.DropCaches()
		}
		return fuse.NewDevNullFile(), fuse.OK
	}
	r := me.getBranch(name)
	if flags&fuse.O_ANYWRITE != 0 && r.branch > 0 {
		code := me.Promote(name, r)
		if code != fuse.OK {
			return nil, code
		}
		r.branch = 0
		r.attr.Mtime_ns = time.Nanoseconds()
		me.branchCache.Set(name, r)
	}
	return me.fileSystems[r.branch].Open(name, uint32(flags))
}

开发者ID:jravasi，项目名称:go-fuse，代码行数:19，代码来源:unionfs.go

示例6: Open

func (me *devNullNode) Open(flags uint32, context *fuse.Context) (file fuse.File, code fuse.Status) {
	return fuse.NewDevNullFile(), fuse.OK
}

开发者ID:janneke，项目名称:termite，代码行数:3，代码来源:devnullfs.go

注：本文中的github.com/hanwen/go-fuse/fuse.NewDevNullFile函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。