From 3a16bd2e08cfa8995ad8b15f79b6188a57e9c00a Mon Sep 17 00:00:00 2001
From: eleksir <eleksir@exs-elm.ru>
Date: Sat, 18 Apr 2026 12:22:18 +0300
Subject: [PATCH] GNU Tar does not tolerate with leading slashes, cut them off
 from hardlinks explicitly

---
 internal/backer/archive.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/internal/backer/archive.go b/internal/backer/archive.go
index 59b6a53..28d211d 100644
--- a/internal/backer/archive.go
+++ b/internal/backer/archive.go
@@ -136,7 +136,8 @@ func writeFilesToTar(ctx context.Context, filepaths []string, tw *tar.Writer, cl
 			if inode != 0 {
 				if existingPath, seen := seenInodes[inode]; seen {
 					// This is a hard link to already-archived file.
-					linkTarget = existingPath
+					// To avoid "tar: Removing leading `/' from hard link targets" message, remove leading slash.
+					linkTarget = strings.TrimPrefix(filepath.ToSlash(filepath.Clean(existingPath)), "/")
 					isHardLink = true
 
 					log.Debugf("Hard link detected: %s -> %s", fpath, existingPath)