Add %option noinput to a bunch of Flex files, as we aren't using the

input() routine and thus don't need to have it generated - and as it
produces warnings of a routine defined but not used, we don't want to
have it generated.

Squelch a casting-const-away warning.

svn path=/trunk/; revision=47613

epan/dfilter/scanner.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */

epan/diam_dict.l

@@ -1,3 +1,13 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
+/*
+ * We don't use unput, so don't generate code for it.
+ */
+%option nounput
+
 /*
  * We don't read from the terminal.
  */

epan/dtd_parse.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */

epan/dtd_preparse.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */

epan/radius_dict.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */

epan/uat_load.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */
@@ -165,7 +170,7 @@ comment #[^\n]*\n
 }
 
 <START_OF_LINE,NEXT_FIELD>{newline}   {
-	ptrx = "";
+	ptrx = g_strdup("");
 	len = 0;
 
 	BEGIN END_OF_RECORD;

plugins/mate/mate_parser.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */

wiretap/k12text.l

@@ -1,3 +1,8 @@
+/*
+ * We don't use input, so don't generate code for it.
+ */
+%option noinput
+
 /*
  * We don't use unput, so don't generate code for it.
  */