From be2c418b73fcb6c606725d84c18b0ad618082c75 Mon Sep 17 00:00:00 2001
From: Justin Pettit <jpettit@nicira.com>
Date: Tue, 25 Aug 2009 14:11:44 -0700
Subject: Cleanup isdigit() warnings.

NetBSD's gcc complains if isdigit()'s argument is an unadorned char.  This
provides an appropriate cast.
---
 CodingStyle | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'CodingStyle')

diff --git a/CodingStyle b/CodingStyle
index 69df907a2..f4765ad8d 100644
--- a/CodingStyle
+++ b/CodingStyle
@@ -430,7 +430,9 @@ and
 precedence makes it necessary, or unless the operands are themselves
 expressions that use && and ||.  Thus:
 
-    if (!isdigit(s[0]) || !isdigit(s[1]) || !isdigit(s[2])) {
+    if (!isdigit((unsigned char)s[0])
+            || !isdigit((unsigned char)s[1])
+            || !isdigit((unsigned char)s[2])) {
         printf("string %s does not start with 3-digit code\n", s);
     }
 
-- 
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