From eecc05cbd3def5e01d6165ee983d26285608e95b Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Tue, 17 Jan 2012 15:46:13 +1000
Subject: Add a variable lookup function.

---
 LuaSL/src/LuaSL_compile.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/LuaSL/src/LuaSL_compile.c b/LuaSL/src/LuaSL_compile.c
index 445014e..9abe55d 100644
--- a/LuaSL/src/LuaSL_compile.c
+++ b/LuaSL/src/LuaSL_compile.c
@@ -209,6 +209,27 @@ void burnLeaf(void *data)
     }
 }
 
+
+static LSL_Leaf *findVariable(LuaSL_compiler *compiler, const char *name)
+{
+    LSL_Block *block = compiler->currentBlock;
+    LSL_Leaf  *var = NULL;
+
+    if (name)
+    {
+	while ((block) && (NULL == var))
+	{
+	    if (block->variables)
+		var = eina_hash_find(block->variables, name);
+	    block = block->outerBlock;
+	}
+	if (NULL == var)
+	    var = eina_hash_find(compiler->script.variables, name);
+    }
+
+    return var;
+}
+
 LSL_Leaf *addOperation(LuaSL_compiler *compiler, LSL_Leaf *left, LSL_Leaf *lval, LSL_Leaf *right)
 {
     gameGlobals *game = compiler->game;
-- 
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