From 90f6a570a99c8ececaa0448d7112b09eaab1605b Mon Sep 17 00:00:00 2001
From: dholland <dholland@NetBSD.org>
Date: Tue, 25 Aug 2009 06:04:17 +0000
Subject: ANSIfy a leftover function. Also note some unportable code with a
 comment. Can't change it because it'd break save files, though.

---
 adventure/crc.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

(limited to 'adventure')

diff --git a/adventure/crc.c b/adventure/crc.c
index c43297a1..d429e912 100644
--- a/adventure/crc.c
+++ b/adventure/crc.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: crc.c,v 1.10 2009/08/12 04:28:27 dholland Exp $	*/
+/*	$NetBSD: crc.c,v 1.11 2009/08/25 06:04:17 dholland Exp $	*/
 
 /*-
  * Copyright (c) 1993
@@ -38,7 +38,7 @@
 static char sccsid[] = "@(#)crc.c	8.1 (Berkeley) 5/31/93";
 static char ORIGINAL_sccsid[] = "@(#)crc.c	5.2 (Berkeley) 4/4/91";
 #else
-__RCSID("$NetBSD: crc.c,v 1.10 2009/08/12 04:28:27 dholland Exp $");
+__RCSID("$NetBSD: crc.c,v 1.11 2009/08/25 06:04:17 dholland Exp $");
 #endif
 #endif /* not lint */
 
@@ -110,7 +110,7 @@ static unsigned long crcval;
 static unsigned int step;
 
 void
-crc_start()
+crc_start(void)
 {
 	crcval = step = 0;
 }
@@ -124,6 +124,12 @@ crc(const char *ptr, int nr)
 
 	while (nr > 0)
 		for (p = ptr; nr--; ++p) {
+			/*
+			 * The following is not portable to machines
+			 * where char is unsigned, because of sign
+			 * extension. But it can't be changed without
+			 * breaking save files. Sigh.
+			 */
 			if (!(i = crcval >> 24 ^ *p)) {
 				i = step++;
 				if (step >= sizeof(crctab) / sizeof(crctab[0]))
-- 
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