From cd87dbd536df7a454ce0faadac24116d21e2b3a8 Mon Sep 17 00:00:00 2001
From: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
Date: Tue, 17 May 2016 09:44:32 -0400
Subject: basic: define HEXDIGITS

define HEXDIGITS alongside DIGITS, and use it where it's already useful.  We'll
use it again shortly when parsing MAC addresses.
---
 src/basic/string-util.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/basic/string-util.h b/src/basic/string-util.h
index ad0c81376..139cc8c91 100644
--- a/src/basic/string-util.h
+++ b/src/basic/string-util.h
@@ -37,6 +37,7 @@
 #define UPPERCASE_LETTERS "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
 #define LETTERS           LOWERCASE_LETTERS UPPERCASE_LETTERS
 #define ALPHANUMERICAL    LETTERS DIGITS
+#define HEXDIGITS         DIGITS "abcdefABCDEF"
 
 #define streq(a,b) (strcmp((a),(b)) == 0)
 #define strneq(a, b, n) (strncmp((a), (b), (n)) == 0)
-- 
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