From 74374cc8a40c450423785015c2e30d5a2ed2920c Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Mon, 31 Oct 2005 16:42:32 +0000
Subject: ctype sign fixes (Tom Miller)

---
 src/cmd/eqn/input.c | 4 ++--
 src/cmd/eqn/size.c  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'src/cmd/eqn')

diff --git a/src/cmd/eqn/input.c b/src/cmd/eqn/input.c
index 85a57366..a7432f33 100644
--- a/src/cmd/eqn/input.c
+++ b/src/cmd/eqn/input.c
@@ -189,9 +189,9 @@ input(void)
 				ERROR "argfp underflow" FATAL;
 			popsrc();
 			goto loop;
-		} else if (c == '$' && isdigit(*srcp->sp)) {
+		} else if (c == '$' && isdigit((uchar)*srcp->sp)) {
 			int n = 0;
-			while (isdigit(*srcp->sp))
+			while (isdigit((uchar)*srcp->sp))
 				n = 10 * n + *srcp->sp++ - '0';
 			if (n > 0 && n <= MAXARGS)
 				pushsrc(String, argfp->argstk[n-1]);
diff --git a/src/cmd/eqn/size.c b/src/cmd/eqn/size.c
index 59bf3f20..67d3dae8 100644
--- a/src/cmd/eqn/size.c
+++ b/src/cmd/eqn/size.c
@@ -13,7 +13,7 @@ void setsize(char *p)	/* set size as found in p */
 		ps -= atoi(p+1);
 		if (szstack[nszstack-1] != 0)
 			szstack[nszstack] = ps;
-	} else if (isdigit(*p)) {
+	} else if (isdigit((uchar)*p)) {
 		if (szstack[nszstack-1] == 0)
 			printf(".nr %d \\n(.s\n", 99-nszstack);
 		else
@@ -52,7 +52,7 @@ void globsize(void)
 		gsize -= atoi(temp+1);
 		if (szstack[0] != 0)
 			szstack[0] = gsize;
-	} else  if (isdigit(temp[0])) {
+	} else  if (isdigit((uchar)temp[0])) {
 		gsize = atoi(temp);
 		szstack[0] = gsize;
 		printf(".nr 99 \\n(.s\n");
-- 
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