From 1b0fcca503ae9cf2d462b60770f96c794dfbb27a Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Wed, 15 Jan 2014 21:23:25 +0100
Subject: mesa xkeyboard-config xserver git update 15 jan 2014

xserver          commit 2d2d49dab5c5718989de97d7227aac793479745e
xkeyboard-config commit 78af7aa79c6552924295644b911e45d07a0fcdad
mesa             commit a05c596a00916ce6a9c9d35ff36cd1e401fddd43
---
 mesalib/src/glsl/list.h | 80 ++++++++++---------------------------------------
 1 file changed, 16 insertions(+), 64 deletions(-)

(limited to 'mesalib/src/glsl/list.h')

diff --git a/mesalib/src/glsl/list.h b/mesalib/src/glsl/list.h
index 5ac17cb37..694b686b0 100644
--- a/mesalib/src/glsl/list.h
+++ b/mesalib/src/glsl/list.h
@@ -206,62 +206,8 @@ struct exec_node {
 
 #ifdef __cplusplus
 struct exec_node;
-
-class iterator {
-public:
-   void next()
-   {
-   }
-
-   void *get()
-   {
-      return NULL;
-   }
-
-   bool has_next() const
-   {
-      return false;
-   }
-};
-
-class exec_list_iterator : public iterator {
-public:
-   exec_list_iterator(exec_node *n) : node(n), _next(n->next)
-   {
-      /* empty */
-   }
-
-   void next()
-   {
-      node = _next;
-      _next = node->next;
-   }
-
-   void remove()
-   {
-      node->remove();
-   }
-
-   exec_node *get()
-   {
-      return node;
-   }
-
-   bool has_next() const
-   {
-      return _next != NULL;
-   }
-
-private:
-   exec_node *node;
-   exec_node *_next;
-};
-
-#define foreach_iter(iter_type, iter, container) \
-   for (iter_type iter = (container) . iterator(); iter.has_next(); iter.next())
 #endif
 
-
 struct exec_list {
    struct exec_node *head;
    struct exec_node *tail;
@@ -404,16 +350,6 @@ struct exec_list {
        */
       source->make_empty();
    }
-
-   exec_list_iterator iterator()
-   {
-      return exec_list_iterator(head);
-   }
-
-   exec_list_iterator iterator() const
-   {
-      return exec_list_iterator((exec_node *) head);
-   }
 #endif
 };
 
@@ -447,6 +383,22 @@ inline void exec_node::insert_before(exec_list *before)
 	; (__node)->next != NULL 			\
 	; (__node) = (__node)->next)
 
+/**
+ * Iterate through two lists at once.  Stops at the end of the shorter list.
+ *
+ * This is safe against either current node being removed or replaced.
+ */
+#define foreach_two_lists(__node1, __list1, __node2, __list2) \
+   for (exec_node * __node1 = (__list1)->head,                \
+                  * __node2 = (__list2)->head,                \
+                  * __next1 = __node1->next,                  \
+                  * __next2 = __node2->next                   \
+	; __next1 != NULL && __next2 != NULL                  \
+	; __node1 = __next1,                                  \
+          __node2 = __next2,                                  \
+          __next1 = __next1->next,                            \
+          __next2 = __next2->next)
+
 #define foreach_list_const(__node, __list)		\
    for (const exec_node * __node = (__list)->head	\
 	; (__node)->next != NULL 			\
-- 
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