code cleanup: use NULL rather then 0 for pointers, and make vars static where possible.

also found unintentionally defined enum/struct variables that where only meant to be defining the type.

1 files changed, 5 insertions, 5 deletions

diff --git a/source/blender/modifiers/intern/MOD_boolean_util.c b/source/blender/modifiers/intern/MOD_boolean_util.c
index a3d93b5437e..c9a7dc9a73d 100644
--- a/source/blender/modifiers/intern/MOD_boolean_util.c
+++ b/source/blender/modifiers/intern/MOD_boolean_util.c
@@ -76,7 +76,7 @@ static void VertexIt_Destruct(CSG_VertexIteratorDescriptor *iterator)
 	if (iterator->it) {
 		/* deallocate memory for iterator */
 		MEM_freeN(iterator->it);
-		iterator->it = 0;
+		iterator->it = NULL;
 	}
 	iterator->Done = NULL;
 	iterator->Fill = NULL;
@@ -127,11 +127,11 @@ static void VertexIt_Construct(CSG_VertexIteratorDescriptor *output, DerivedMesh
 {
 
 	VertexIt *it;
-	if (output == 0) return;
+	if (output == NULL) return;
 
 	/* allocate some memory for blender iterator */
 	it = (VertexIt *)(MEM_mallocN(sizeof(VertexIt), "Boolean_VIt"));
-	if (it == 0) {
+	if (it == NULL) {
 		return;
 	}
 	/* assign blender specific variables */
@@ -221,11 +221,11 @@ static void FaceIt_Construct(
         CSG_FaceIteratorDescriptor *output, DerivedMesh *dm, int offset, Object *ob)
 {
 	FaceIt *it;
-	if (output == 0) return;
+	if (output == NULL) return;
 
 	/* allocate some memory for blender iterator */
 	it = (FaceIt *)(MEM_mallocN(sizeof(FaceIt), "Boolean_FIt"));
-	if (it == 0) {
+	if (it == NULL) {
 		return;
 	}
 	/* assign blender specific variables */