From d1737a1713da27f825682fff0e9838b559ea81a3 Mon Sep 17 00:00:00 2001
From: Torgny Nyblom <kde@nyblom.org>
Date: Wed, 29 Sep 2010 19:45:20 +0200
Subject: Die when a rule file contains an invalid regexp

---
 src/ruleparser.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ruleparser.cpp b/src/ruleparser.cpp
index 5927c5a..1744969 100644
--- a/src/ruleparser.cpp
+++ b/src/ruleparser.cpp
@@ -193,6 +193,10 @@ void Rules::load()
             state = ReadingMatch;
             match = Match();
             match.rx = QRegExp(matchLine.cap(1), Qt::CaseSensitive, QRegExp::RegExp2);
+            if( !match.rx.isValid() )
+                qFatal("Malformed regular expression '%s' in file:'%s':%d, Error: %s",
+                       qPrintable(matchLine.cap(1)), qPrintable(filename), lineNumber,
+                       qPrintable(match.rx.errorString()));
             match.lineNumber = lineNumber;
             match.filename = filename;
         } else if (isVariableRule) {
-- 
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