From 85ad2b903cae20ddd22d1241805aa57bac66df4f Mon Sep 17 00:00:00 2001
From: Yan Zhu <hackzhuyan@gmail.com>
Date: Wed, 20 Sep 2023 23:16:38 +0800
Subject: [PATCH] Fix create archive to a continuous writing source file failed

https://github.com/mholt/archiver/issues/387
Signed-off-by: Yan Zhu <hackzhuyan@gmail.com>
---
 archiver.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/archiver.go b/archiver.go
index 73ec00d4..45a5121f 100644
--- a/archiver.go
+++ b/archiver.go
@@ -221,8 +221,11 @@ func openAndCopyFile(file File, w io.Writer) error {
 		return err
 	}
 	defer fileReader.Close()
-	_, err = io.Copy(w, fileReader)
-	return err
+	_, err = io.CopyN(w, fileReader, file.Size())
+	if err != nil && err != io.EOF {
+		return err
+	}
+	return nil
 }
 
 // fileIsIncluded returns true if filename is included according to