--- asterisk-1.8.15.0-CLEAN/main/pbx.c	2012-07-10 09:33:53.000000000 -0400
+++ asterisk-1.8.15.0-0.2.0/main/pbx.c	2013-01-15 12:22:42.000000000 -0500
@@ -518,10 +518,24 @@
 		</synopsis>
 		<syntax>
 			<parameter name="string" required="true" />
+			<parameter name="casetype">
+				<optionlist>
+					<option name="i">
+						<para>Case insensitive pronunciation.
+						(Ex: SayAlpha(aBc,i) - a b c).</para>
+					</option>
+					<option name="s">
+						<para>Case insensitive pronunciation.
+						(Ex: SayAlpha(aBc,s); - a uppercase b c).</para>
+					</option>
+				</optionlist>
+			</parameter>
 		</syntax>
 		<description>
 			<para>This application will play the sounds that correspond to the letters of the
-			given <replaceable>string</replaceable>.</para>
+			given <replaceable>string</replaceable>.  Optionally, a <replaceable>casetype</replaceable> may be
+			specified.  This will is used for case-insensitive or case-sensitive pronunciations.
+			No option given wil default to normal operation of case insensitive.</para>
 		</description>
 		<see-also>
 			<ref type="application">SayDigits</ref>
@@ -806,6 +820,14 @@
 	AST_APP_OPTION('p', BACKGROUND_PLAYBACK),
 });
 
+#define SAYALPHA_CASE_INSENSITIVE		(1 << 0)
+#define SAYALPHA_CASE_SENSITIVE			(1 << 1)
+
+AST_APP_OPTIONS(sayalpha_opts, {
+	AST_APP_OPTION('i', SAYALPHA_CASE_INSENSITIVE),
+	AST_APP_OPTION('s', SAYALPHA_CASE_SENSITIVE),
+});
+
 #define WAITEXTEN_MOH		(1 << 0)
 #define WAITEXTEN_DIALTONE	(1 << 1)
 
@@ -10222,10 +10244,33 @@
 
 static int pbx_builtin_saycharacters(struct ast_channel *chan, const char *data)
 {
-	int res = 0;
+	int res = 0, casesensitive = 0;
+	char *parse;
+	AST_DECLARE_APP_ARGS(args,
+		AST_APP_ARG(characters);
+		AST_APP_ARG(options);
+	);
+
+	if (ast_strlen_zero(data)) {
+		ast_log(LOG_WARNING, "SayAlpha requires an argument (characters)\n");
+		return 0;
+	}
+
+	parse = ast_strdupa(data);
+	AST_STANDARD_APP_ARGS(args, parse);
+
+	if (args.options) {
+		if (strcasecmp(args.options, "i") && strcasecmp(args.options, "s")) {
+			ast_log(LOG_WARNING, "SayAlpha case sensitive option is either 'i' or 's'\n");
+			return 0;
+		}
+		if (!strcasecmp(args.options, "s")) {
+			casesensitive = 1;
+		}
+	}
+
+	res = ast_say_character_str(chan, args.characters, "", chan->language, casesensitive);
 
-	if (data)
-		res = ast_say_character_str(chan, data, "", chan->language);
 	return res;
 }