cleanup: turn off some unused flex options

We do not use yyunput or yyinput.  Turning them off slightly improves
the scanner performance (not that that's important) but also prevents
"defined but not used" compiler warnings.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/conffile.fl b/conffile.fl
index 27e725d078bb45b60e1404a97fe7e173f46d81aa..c169b572e8a54beae15d7d368f9d5dbc519de78f 100644 (file)
--- a/conffile.fl
+++ b/conffile.fl
@@ -1,6 +1,9 @@
 /* the "incl" state is used for picking up the name of an include file */
 %x incl
 
+%option nounput
+%option noinput
+
 %{
 #include <stdio.h>
 #include <stdlib.h>