Mesa (main): util: remove simple_list

[GitLab Mirror]

Module: Mesa
Branch: main
Commit: 276697291123c53834043892b18e29dd6a80251c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=276697291123c53834043892b18e29dd6a80251c

Author: Dylan Baker <dylan.c.baker at intel.com>
Date:   Wed Mar 16 13:12:09 2022 -0700

util: remove simple_list

Down to two invasive linked list implementations in Mesa!

Reviewed-by: Roland Scheidegger <sroland at vmware.com>
Reviewed-by: Jason Ekstrand <jason.ekstrand at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15418>

---

 src/util/meson.build   |   1 -
 src/util/simple_list.h | 211 -------------------------------------------------
 2 files changed, 212 deletions(-)

diff --git a/src/util/meson.build b/src/util/meson.build
index 2a1028f0d3a..6a2e9dfd75d 100644
--- a/src/util/meson.build
+++ b/src/util/meson.build
@@ -102,7 +102,6 @@ files_mesa_util = files(
   'rounding.h',
   'set.c',
   'set.h',
-  'simple_list.h',
   'simple_mtx.h',
   'slab.c',
   'slab.h',
diff --git a/src/util/simple_list.h b/src/util/simple_list.h
deleted file mode 100644
index 709915b27f7..00000000000
--- a/src/util/simple_list.h
+++ /dev/null
@@ -1,211 +0,0 @@
-/**
- * \file simple_list.h
- * Simple macros for type-safe, intrusive lists.
- *
- *  Intended to work with a list sentinal which is created as an empty
- *  list.  Insert & delete are O(1).
- *
- * \author
- *  (C) 1997, Keith Whitwell
- */
-
-/*
- * Mesa 3-D graphics library
- *
- * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-
-
-#ifndef _SIMPLE_LIST_H
-#define _SIMPLE_LIST_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct simple_node {
-   struct simple_node *next;
-   struct simple_node *prev;
-};
-
-/**
- * Remove an element from list.
- *
- * \param elem element to remove.
- */
-#define remove_from_list(elem)			\
-do {						\
-   (elem)->next->prev = (elem)->prev;		\
-   (elem)->prev->next = (elem)->next;		\
-   make_empty_list(elem);			\
-} while (0)
-
-/**
- * Insert an element to the list head.
- *
- * \param list list.
- * \param elem element to insert.
- */
-#define insert_at_head(list, elem)		\
-do {						\
-   (elem)->prev = list;				\
-   (elem)->next = (list)->next;			\
-   (list)->next->prev = elem;			\
-   (list)->next = elem;				\
-} while(0)
-
-/**
- * Insert an element to the list tail.
- *
- * \param list list.
- * \param elem element to insert.
- */
-#define insert_at_tail(list, elem)		\
-do {						\
-   (elem)->next = list;				\
-   (elem)->prev = (list)->prev;			\
-   (list)->prev->next = elem;			\
-   (list)->prev = elem;				\
-} while(0)
-
-/**
- * Move an element to the list head.
- *
- * \param list list.
- * \param elem element to move.
- */
-#define move_to_head(list, elem)		\
-do {						\
-   remove_from_list(elem);			\
-   insert_at_head(list, elem);			\
-} while (0)
-
-/**
- * Move an element to the list tail.
- *
- * \param list list.
- * \param elem element to move.
- */
-#define move_to_tail(list, elem)		\
-do {						\
-   remove_from_list(elem);			\
-   insert_at_tail(list, elem);			\
-} while (0)
-
-/**
- * Make a empty list empty.
- *
- * \param sentinal list (sentinal element).
- */
-#define make_empty_list(sentinal)		\
-do {						\
-   (sentinal)->next = sentinal;			\
-   (sentinal)->prev = sentinal;			\
-} while (0)
-
-/**
- * Get list first element.
- *
- * \param list list.
- *
- * \return pointer to first element.
- */
-#define first_elem(list)       ((list)->next)
-
-/**
- * Get list last element.
- *
- * \param list list.
- *
- * \return pointer to last element.
- */
-#define last_elem(list)        ((list)->prev)
-
-/**
- * Get next element.
- *
- * \param elem element.
- *
- * \return pointer to next element.
- */
-#define next_elem(elem)        ((elem)->next)
-
-/**
- * Get previous element.
- *
- * \param elem element.
- *
- * \return pointer to previous element.
- */
-#define prev_elem(elem)        ((elem)->prev)
-
-/**
- * Test whether element is at end of the list.
- *
- * \param list list.
- * \param elem element.
- *
- * \return non-zero if element is at end of list, or zero otherwise.
- */
-#define at_end(list, elem)     ((elem) == (list))
-
-/**
- * Test if a list is empty.
- *
- * \param list list.
- *
- * \return non-zero if list empty, or zero otherwise.
- */
-#define is_empty_list(list)    ((list)->next == (list))
-
-/**
- * Walk through the elements of a list.
- *
- * \param ptr pointer to the current element.
- * \param list list.
- *
- * \note It should be followed by a { } block or a single statement, as in a \c
- * for loop.
- */
-#define foreach(ptr, list)     \
-        for( ptr=(list)->next ;  ptr!=list ;  ptr=(ptr)->next )
-
-/**
- * Walk through the elements of a list.
- *
- * Same as #foreach but lets you unlink the current value during a list
- * traversal.  Useful for freeing a list, element by element.
- *
- * \param ptr pointer to the current element.
- * \param t temporary pointer.
- * \param list list.
- *
- * \note It should be followed by a { } block or a single statement, as in a \c
- * for loop.
- */
-#define foreach_s(ptr, t, list)   \
-        for(ptr=(list)->next,t=(ptr)->next; list != ptr; ptr=t, t=(t)->next)
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif