From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Sat, 18 Dec 2021 04:50:41 +0000 (-0800)
Subject: remove unused 'NIL macros
X-Git-Tag: 3.0.0~123^2~10
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=45c25f1a14d6160693e9b9c79cd0fffe49f86e61;p=graphviz

remove unused 'NIL macros

Note that copies of these still exist in the shipped cgraph.h.
---

diff --git a/lib/cgraph/cghdr.h b/lib/cgraph/cghdr.h
index e8974a40b..76c73912f 100644
--- a/lib/cgraph/cghdr.h
+++ b/lib/cgraph/cghdr.h
@@ -44,12 +44,6 @@ static inline bool streq(const char *a, const char *b) {
 
 #define NOTUSED(var)	(void) var
 
-#define NILgraph			NIL(Agraph_t*)
-#define NILnode				NIL(Agnode_t*)
-#define NILedge				NIL(Agedge_t*)
-#define NILsym				NIL(Agsym_t*)
-#define NILstr				NIL(char*)
-
 #define	SUCCESS				0
 #define FAILURE				-1
 #define LOCALNAMEPREFIX		'%'