use file fullpath to judge file name

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

core/commands/add.go

@@ -117,7 +117,7 @@ You can now check what blocks have been created by:
 		cmdkit.BoolOption(trickleOptionName, "t", "Use trickle-dag format for dag generation."),
 		cmdkit.BoolOption(onlyHashOptionName, "n", "Only chunk and hash - do not write to disk."),
 		cmdkit.BoolOption(wrapOptionName, "w", "Wrap files with a directory object."),
-		cmdkit.StringOption(pathName, "Assign path name when use wrap-with-directory option"),
+		cmdkit.StringOption(pathName, "Assign a name if the file source is stdin."),
 		cmdkit.BoolOption(hiddenOptionName, "H", "Include files that are hidden. Only takes effect on recursive add."),
 		cmdkit.StringOption(chunkerOptionName, "s", "Chunking algorithm, size-[bytes] or rabin-[min]-[avg]-[max]").WithDefault("size-262144"),
 		cmdkit.BoolOption(pinOptionName, "Pin this object when adding.").WithDefault(true),

core/coreunix/add.go

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