From eceed02a90b3de41c0a8cfcd7ef2d859e9638993 Mon Sep 17 00:00:00 2001
From: Pavel Sanda <sanda@lyx.org>
Date: Thu, 25 Jul 2019 14:31:20 +0200
Subject: [PATCH] Do not issue error dialog when no tag is found in git repo
 for tree-revision info.

Reported by Joel Kulesza.

Candidate for branch.
---
 src/VCBackend.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/VCBackend.cpp b/src/VCBackend.cpp
index 3a4ecb4f05..0338e674c2 100644
--- a/src/VCBackend.cpp
+++ b/src/VCBackend.cpp
@@ -2190,7 +2190,8 @@ bool GIT::getTreeRevisionInfo()
 	}
 
 	doVCCommand("git describe --abbrev --dirty --long > " + quoteName(tmpf.toFilesystemEncoding()),
-		    FileName(owner_->filePath()));
+		    FileName(owner_->filePath()),
+		    false); //git describe returns $?=128 when no tag found (but git repo still exists)
 
 	if (tmpf.empty())
 		return false;