Add friendly option to enable exceptions

src/CLI/Generator.cs

@@ -150,7 +150,7 @@ namespace CppSharp
             }
 
             if (options.EnableExceptions)
-                parserOptions.AddArguments("-fcxx-exceptions");
+                parserOptions.EnableExceptions = true;
 
             driverOptions.GenerateDebugOutput = options.Debug;
             driverOptions.CompileCode = options.Compile;

src/Parser/ParserOptions.cs

@@ -86,6 +86,7 @@ namespace CppSharp.Parser
                 TargetTriple.Contains("windows") || TargetTriple.Contains("msvc");
 
         public bool EnableRTTI { get; set; }
+        public bool EnableExceptions { get; set; }
         public LanguageVersion? LanguageVersion { get; set; }
 
         public void BuildForSourceFile(
@@ -367,6 +368,9 @@ namespace CppSharp.Parser
 
             if (!EnableRTTI)
                 AddArguments("-fno-rtti");
+
+            if (EnableExceptions)
+                AddArguments("-fcxx-exceptions");
         }
 
         public string BuiltinsDir