SL-2202 Add exception handling around boost::regex_match() calls in the viewer

1 files changed, 89 insertions, 0 deletions

diff --git a/indra/llcommon/llregex.h b/indra/llcommon/llregex.h
new file mode 100644
index 0000000000..2b7f5e47c2
--- /dev/null
+++ b/indra/llcommon/llregex.h
@@ -0,0 +1,89 @@
+/** 
+ * @file llregex.h
+ *
+ * $LicenseInfo:firstyear=2021&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2021, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LLREGEX_H
+#define LLREGEX_H
+#include <boost/regex.hpp>
+
+template <typename S, typename M, typename R>
+LL_COMMON_API bool ll_regex_match(const S& string, M& match, const R& regex)
+{
+	try
+	{
+		return boost::regex_match(string, match, regex);
+	}
+	catch (const std::runtime_error& e)
+	{
+		LL_WARNS() << "error matching with '" << regex.str() << "': "
+			<< e.what() << ":\n'" << string << "'" << LL_ENDL;
+		return false;
+	}
+}
+
+template <typename S, typename R>
+LL_COMMON_API bool ll_regex_match(const S& string, const R& regex)
+{
+	try
+	{
+		return boost::regex_match(string, regex);
+	}
+	catch (const std::runtime_error& e)
+	{
+		LL_WARNS() << "error matching with '" << regex.str() << "': "
+			<< e.what() << ":\n'" << string << "'" << LL_ENDL;
+		return false;
+	}
+}
+
+template <typename S, typename M, typename R>
+bool ll_regex_search(const S& string, M& match, const R& regex)
+{
+	try
+	{
+		return boost::regex_search(string, match, regex);
+	}
+	catch (const std::runtime_error& e)
+	{
+		LL_WARNS() << "error searching with '" << regex.str() << "': "
+			<< e.what() << ":\n'" << string << "'" << LL_ENDL;
+		return false;
+	}
+}
+
+template <typename S, typename R>
+bool ll_regex_search(const S& string, const R& regex)
+{
+	try
+	{
+		return boost::regex_search(string, regex);
+	}
+	catch (const std::runtime_error& e)
+	{
+		LL_WARNS() << "error searching with '" << regex.str() << "': "
+			<< e.what() << ":\n'" << string << "'" << LL_ENDL;
+		return false;
+	}
+}
+#endif  // LLREGEX_H