From fc0896b50b8458a503eac8945dbb1f3e29b08990 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Tue, 23 Jun 2009 17:07:12 -0600
Subject: glsl: added slang_operation_insert_child()

---
 src/mesa/shader/slang/slang_compile_operation.c | 20 ++++++++++++++++++++
 src/mesa/shader/slang/slang_compile_operation.h |  3 +++
 2 files changed, 23 insertions(+)

(limited to 'src/mesa')

diff --git a/src/mesa/shader/slang/slang_compile_operation.c b/src/mesa/shader/slang/slang_compile_operation.c
index 730cc06912..b75fd073af 100644
--- a/src/mesa/shader/slang/slang_compile_operation.c
+++ b/src/mesa/shader/slang/slang_compile_operation.c
@@ -265,6 +265,26 @@ slang_operation_insert(GLuint *numElements, slang_operation **array,
 }
 
 
+/**
+ * Add/insert new child into given node at given position.
+ * \return pointer to the new child node
+ */
+slang_operation *
+slang_operation_insert_child(slang_operation *oper, GLuint pos)
+{
+   slang_operation *newOp;
+
+   newOp = slang_operation_insert(&oper->num_children,
+                                  &oper->children,
+                                  pos);
+   if (newOp) {
+      newOp->locals->outer_scope = oper->locals;
+   }
+
+   return newOp;
+}
+
+
 void
 _slang_operation_swap(slang_operation *oper0, slang_operation *oper1)
 {
diff --git a/src/mesa/shader/slang/slang_compile_operation.h b/src/mesa/shader/slang/slang_compile_operation.h
index b701d9a957..c69078b007 100644
--- a/src/mesa/shader/slang/slang_compile_operation.h
+++ b/src/mesa/shader/slang/slang_compile_operation.h
@@ -157,6 +157,9 @@ extern slang_operation *
 slang_operation_insert(GLuint *numChildren, slang_operation **children,
                        GLuint pos);
 
+extern slang_operation *
+slang_operation_insert_child(slang_operation *oper, GLuint pos);
+
 extern void
 _slang_operation_swap(slang_operation *oper0, slang_operation *oper1);
 
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