From a14a1254ca3ca524f017fabb701fb36b8dcadb39 Mon Sep 17 00:00:00 2001
From: Alex Beregszaszi <alex@rtfs.hu>
Date: Thu, 22 Jun 2017 02:29:01 +0100
Subject: [PATCH] LLL: report errors if (include) failed

---
 liblll/CodeFragment.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/liblll/CodeFragment.cpp b/liblll/CodeFragment.cpp
index 9f37bc65e..397a7d57c 100644
--- a/liblll/CodeFragment.cpp
+++ b/liblll/CodeFragment.cpp
@@ -192,7 +192,13 @@ void CodeFragment::constructOperation(sp::utree const& _t, CompilerState& _s)
 		{
 			if (_t.size() != 2)
 				error<IncorrectParameterCount>();
-			m_asm.append(CodeFragment::compile(contentsString(firstAsString()), _s).m_asm);
+			string fileName = firstAsString();
+			if (fileName.empty())
+				error<InvalidName>("Empty file name provided");
+			string contents = contentsString(fileName);
+			if (contents.empty())
+				error<InvalidName>(std::string("File not found (or empty): ") + fileName);
+			m_asm.append(CodeFragment::compile(contents, _s).m_asm);
 		}
 		else if (us == "SET")
 		{