From cb40a3d3525518eeb5f3f4584f4c87d935f00dc1 Mon Sep 17 00:00:00 2001
From: mmcc <mmcc@openbsd.org>
Date: Sat, 24 Oct 2015 18:49:39 +0000
Subject: [PATCH] Cast ctype functions' argument to unsigned char.

ok guenther@
---
 games/hack/hack.objnam.c | 10 +++++-----
 games/hack/hack.trap.c   |  5 +++--
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/games/hack/hack.objnam.c b/games/hack/hack.objnam.c
index db58dafb13b..d336eca0323 100644
--- a/games/hack/hack.objnam.c
+++ b/games/hack/hack.objnam.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: hack.objnam.c,v 1.9 2009/10/27 23:59:25 deraadt Exp $	*/
+/*	$OpenBSD: hack.objnam.c,v 1.10 2015/10/24 18:49:39 mmcc Exp $	*/
 
 /*
  * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
@@ -449,9 +449,9 @@ readobjnam(char *bp, size_t len)
 		cnt = 1;
 		cp += 2;
 	}
-	if(!cnt && isdigit(*cp)){
+	if(!cnt && isdigit((unsigned char)*cp)){
 		cnt = atoi(cp);
-		while(isdigit(*cp)) cp++;
+		while(isdigit((unsigned char)*cp)) cp++;
 		while(*cp == ' ') cp++;
 	}
 	if(!cnt) cnt = 1;		/* %% what with "gems" etc. ? */
@@ -459,7 +459,7 @@ readobjnam(char *bp, size_t len)
 	if(*cp == '+' || *cp == '-'){
 		spesgn = (*cp++ == '+') ? 1 : -1;
 		spe = atoi(cp);
-		while(isdigit(*cp)) cp++;
+		while(isdigit((unsigned char)*cp)) cp++;
 		while(*cp == ' ') cp++;
 	} else {
 		p = strrchr(cp, '(');
@@ -468,7 +468,7 @@ readobjnam(char *bp, size_t len)
 			else *p = 0;
 			p++;
 			spe = atoi(p);
-			while(isdigit(*p)) p++;
+			while(isdigit((unsigned char)*p)) p++;
 			if(strcmp(p, ")")) spe = 0;
 			else spesgn = 1;
 		}
diff --git a/games/hack/hack.trap.c b/games/hack/hack.trap.c
index 24188d916aa..234055e336c 100644
--- a/games/hack/hack.trap.c
+++ b/games/hack/hack.trap.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: hack.trap.c,v 1.7 2009/10/27 23:59:25 deraadt Exp $	*/
+/*	$OpenBSD: hack.trap.c,v 1.8 2015/10/24 18:49:39 mmcc Exp $	*/
 
 /*
  * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
@@ -476,7 +476,8 @@ level_tele()
 	    do {
 	      pline("To what level do you want to teleport? [type a number] ");
 	      getlin(buf);
-	    } while(!isdigit(buf[0]) && (buf[0] != '-' || !isdigit(buf[1])));
+	    } while(!isdigit((unsigned char)buf[0]) &&
+	        (buf[0] != '-' || !isdigit((unsigned char)buf[1])));
 	    newlevel = atoi(buf);
 	} else {
 	    newlevel  = 5 + rn2(20);	/* 5 - 24 */
-- 
2.20.1