From 93271c5c0a98290a0badec8346e264ce937d8092 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Tue, 20 Dec 2022 14:04:01 +0200
Subject: [PATCH] Check for empty sources in Tar::create_target

---
 source/tar.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/tar.cpp b/source/tar.cpp
index 46f95ca..346638e 100644
--- a/source/tar.cpp
+++ b/source/tar.cpp
@@ -19,7 +19,7 @@ Tar::Tar(Builder &b):
 
 Target *Tar::create_target(const list<Target *> &sources, const string &arg)
 {
-	if(!sources.front()->get_package())
+	if(sources.empty() || !sources.front()->get_package())
 		throw invalid_argument("Tar::create_target");
 
 	TarBall *tarball = new TarBall(builder, *sources.front()->get_package(), arg);
-- 
2.43.0