From b90d6abb81f54bec11305d5091532c8d5fc47a18 Mon Sep 17 00:00:00 2001
From: "Arnold D. Robbins" <arnold@skeeve.com>
Date: Wed, 28 Oct 2015 21:21:05 +0200
Subject: Disallow nul bytes in source code no matter what.

---
 awkgram.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'awkgram.c')

diff --git a/awkgram.c b/awkgram.c
index 845dbbef..8e408cac 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -5226,7 +5226,7 @@ again:
 				0 : work_ring_idx + 1;
 			cur_char_ring[work_ring_idx] = 0;
 		}
-		if (check_for_bad)
+		if (check_for_bad || *lexptr == '\0')
 			check_bad_char(*lexptr);
 
 		return (int) (unsigned char) *lexptr++;
@@ -5235,7 +5235,7 @@ again:
 			if (lexeof)
 				return END_FILE;
 			if (lexptr && lexptr < lexend) {
-				if (check_for_bad)
+				if (check_for_bad || *lexptr == '\0')
 					check_bad_char(*lexptr);
 				return ((int) (unsigned char) *lexptr++);
 			}
-- 
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