X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/ce4d5ce009fe91e1da3740abd9c5941521a1cd07..f377f69fec28013c79db4efe12bbb9d48987fb2c:/src/vcg_defaults.h

diff --git a/src/vcg_defaults.h b/src/vcg_defaults.h
index c2c2d944..61a60b84 100644
--- a/src/vcg_defaults.h
+++ b/src/vcg_defaults.h
@@ -22,11 +22,11 @@
 # define VCG_DEFAULTS_H_
 
 /* Graph defaults. */
-# define G_TITLE		0
-# define G_LABEL		0
-# define G_INFOS1		0
-# define G_INFOS2		0
-# define G_INFOS3		0
+# define G_TITLE		NULL
+# define G_LABEL		NULL
+# define G_INFOS1		NULL
+# define G_INFOS2		NULL
+# define G_INFOS3		NULL
 
 # define G_COLOR		white
 # define G_TEXTCOLOR		black
@@ -47,8 +47,11 @@
 # define G_TEXTMODE		centered
 # define G_SHAPE		box
 
-# define G_XMAX			90		/* Not output */
-# define G_YMAX			90		/* Not output */
+# define G_VERTICAL_ORDER	0      	/* Unspecified for subgraphs. */
+# define G_HORIZONTAL_ORDER	0      	/* Unspecified for subgraphs. */
+
+# define G_XMAX			90     	/* Not output */
+# define G_YMAX			90     	/* Not output */
 
 # define G_XBASE		5
 # define G_YBASE		5
@@ -61,9 +64,12 @@
 # define G_YRASTER		1
 # define G_XLRASTER		1
 
-# define G_HIDDEN		-1		/* No default value. */
+# define G_HIDDEN		-1     	/* No default value. */
+
+# define G_CLASSNAME		NULL   	/* No class name association */
+# define G_INFONAME		NULL
+# define G_COLORENTRY		NULL
 
-# define G_CLASSNAME		0		/* No class name association */
 # define G_LAYOUTALGORITHM	normal
 # define G_LAYOUT_DOWNFACTOR	1
 # define G_LAYOUT_UPFACTOR	1
@@ -106,12 +112,12 @@
 # define G_RMAX			100
 # define G_SMAX			100
 
-# define G_NODE_LIST		0
-# define G_EDGE_LIST		0
+# define G_NODE_LIST		NULL
+# define G_EDGE_LIST		NULL
 
 /* Nodes defaults. */
-# define N_TITLE		0
-# define N_LABEL		0
+# define N_TITLE		NULL
+# define N_LABEL		NULL
 
 # define N_LOCX			-1	/* Default unspcified */
 # define N_LOCY			-1	/* Default unspcified */
@@ -135,18 +141,18 @@
 # define N_TEXTCOLOR		black
 # define N_BORDERCOLOR		N_TEXTCOLOR
 
-# define N_INFOS1		0
-# define N_INFOS2		0
-# define N_INFOS3		0
+# define N_INFOS1		NULL
+# define N_INFOS2		NULL
+# define N_INFOS3		NULL
 
-# define N_NEXT			0
+# define N_NEXT			NULL
 
 /* Edge defaults. */
 # define E_EDGE_TYPE		normal_edge
 
-# define E_SOURCENAME		0	/* Mandatory. */
-# define E_TARGETNAME		0	/* Mandatory. */
-# define E_LABEL		0
+# define E_SOURCENAME		NULL	/* Mandatory. */
+# define E_TARGETNAME		NULL	/* Mandatory. */
+# define E_LABEL		NULL
 
 # define E_LINESTYLE		continuous
 # define E_THICKNESS		2
@@ -170,6 +176,6 @@
 
 # define E_HORIZONTAL_ORDER	-1
 
-# define E_NEXT			0
+# define E_NEXT			NULL
 
 #endif /* not VCG_DEFAULTS_H_ */