From: Nick Bowler <nbowler@draconx.ca>
Date: Sun, 23 Jul 2023 15:48:33 +0000 (-0400)
Subject: Avoid warnings about unused scanner functions.
X-Git-Tag: v1.3~100
X-Git-Url: https://git.draconx.ca/gitweb/cdecl99.git/commitdiff_plain/95fee5a98002691b3cb1203b5808ec1ecfd7955b

Avoid warnings about unused scanner functions.

We don't use input or unput in the scanner, so we can define some
macros to disable them which avoids some compiler warnings.
---

diff --git a/src/scan.l b/src/scan.l
index 8a6572e..29dd33d 100644
--- a/src/scan.l
+++ b/src/scan.l
@@ -19,6 +19,9 @@
 
 #include <config.h>
 #include "parse.h"
+
+#define YY_NO_INPUT 1
+#define YY_NO_UNPUT 1
 }
 
 %option nodefault noyywrap bison-locations reentrant never-interactive