use fileinfo.abs to judge the file stdin

License: MIT
Signed-off-by: Kejie Zhang <601172892@qq.com>

core/coreunix/add.go

@@ -472,7 +472,8 @@ func (adder *Adder) addFile(file files.File) error {
 	}
 
 	addFileName := file.FileName()
-	if (file.FullPath() == "/dev/stdin" || file.FullPath() == "") && adder.Name != "" {
+	addFileInfo := file.(files.FileInfo)
+	if addFileInfo.AbsPath() == os.Stdin.Name() && adder.Name != "" {
 		addFileName = adder.Name
 		adder.Name = ""
 	}