From e51389d68ef2e152054d987d7a99930bce180954 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Tue, 23 Mar 2010 17:35:53 -0400
Subject: Implement macro support.

---
 dimension/parse.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'dimension/parse.c')

diff --git a/dimension/parse.c b/dimension/parse.c
index 4008fcf..c568271 100644
--- a/dimension/parse.c
+++ b/dimension/parse.c
@@ -338,6 +338,7 @@ dmnsn_new_astnode(dmnsn_astnode_type type)
     .type     = type,
     .children = NULL,
     .ptr      = NULL,
+    .free_fn  = NULL,
     .refcount = malloc(sizeof(unsigned int)),
     .filename = "<environment>",
     .line     = -1,
@@ -479,7 +480,11 @@ dmnsn_delete_astnode(dmnsn_astnode astnode)
 {
   if (*astnode.refcount <= 1) {
     dmnsn_delete_astree(astnode.children);
-    free(astnode.ptr);
+    if (astnode.free_fn) {
+      (*astnode.free_fn)(astnode.ptr);
+    } else {
+      free(astnode.ptr);
+    }
     free(astnode.refcount);
   } else {
     --*astnode.refcount;
-- 
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