From a27b691e2903a886be640db801677f6f988d3793 Mon Sep 17 00:00:00 2001
From: Tom Lane
Date: Sun, 3 Dec 2000 20:45:40 +0000
Subject: Ensure that all uses of <ctype.h> functions are applied to
 unsigned-char values, whether the local char type is signed or not.  This is
 necessary for portability.  Per discussion on pghackers around 9/16/00.

---
 src/backend/utils/adt/varlena.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'src/backend/utils/adt/varlena.c')

diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c
index b075bf91112..89ca5c4ecd7 100644
--- a/src/backend/utils/adt/varlena.c
+++ b/src/backend/utils/adt/varlena.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/utils/adt/varlena.c,v 1.65 2000/07/29 03:26:42 tgl Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/utils/adt/varlena.c,v 1.66 2000/12/03 20:45:36 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -56,9 +56,9 @@ byteain(PG_FUNCTION_ARGS)
 		{
 			if (*tp == '\\')
 				tp++;
-			else if (!isdigit((int) *tp++) ||
-					 !isdigit((int) *tp++) ||
-					 !isdigit((int) *tp++))
+			else if (!isdigit((unsigned char) *tp++) ||
+					 !isdigit((unsigned char) *tp++) ||
+					 !isdigit((unsigned char) *tp++))
 				elog(ERROR, "Bad input string for type bytea");
 		}
 	}
@@ -111,7 +111,7 @@ byteaout(PG_FUNCTION_ARGS)
 	{
 		if (*vp == '\\')
 			len += 2;
-		else if (isascii((int) *vp) && isprint((int) *vp))
+		else if (isprint((unsigned char) *vp))
 			len++;
 		else
 			len += 4;
@@ -125,7 +125,7 @@ byteaout(PG_FUNCTION_ARGS)
 			*rp++ = '\\';
 			*rp++ = '\\';
 		}
-		else if (isascii((int) *vp) && isprint((int) *vp))
+		else if (isprint((unsigned char) *vp))
 			*rp++ = *vp;
 		else
 		{
-- 
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