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authorJeremy Huddleston <jeremy@yuffie.local>2007-12-05 19:43:49 -0800
committerJeremy Huddleston <jeremy@yuffie.local>2007-12-05 20:32:40 -0800
commitbc65a243930e4b02f06a861495420b0a120eae8c (patch)
tree4b7eb179b0f972c3ee150735a550070aaa498301 /hw/darwin/quartz/xpr/x-list.c
parente00f7061b22001989edf5bd38c2d0cc1566fdd19 (diff)
Darwin: Flattened quartz into darwin, renamed darwin xquartz
Leaving xpr unflattened since we want modularity to replace that with xpc (XPluginComposite) at some point (cherry picked from commit 48e6a75fbdd0fee86e364f02ace83f20b312a2b2)
Diffstat (limited to 'hw/darwin/quartz/xpr/x-list.c')
-rw-r--r--hw/darwin/quartz/xpr/x-list.c337
1 files changed, 0 insertions, 337 deletions
diff --git a/hw/darwin/quartz/xpr/x-list.c b/hw/darwin/quartz/xpr/x-list.c
deleted file mode 100644
index 3596dd355..000000000
--- a/hw/darwin/quartz/xpr/x-list.c
+++ /dev/null
@@ -1,337 +0,0 @@
-/* x-list.c
-
- Copyright (c) 2002 Apple Computer, Inc. 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 ABOVE LISTED COPYRIGHT
- HOLDER(S) 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.
-
- Except as contained in this notice, the name(s) of the above
- copyright holders shall not be used in advertising or otherwise to
- promote the sale, use or other dealings in this Software without
- prior written authorization. */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "x-list.h"
-#include <stdlib.h>
-#include <assert.h>
-#include <pthread.h>
-
-/* Allocate in ~4k blocks */
-#define NODES_PER_BLOCK 508
-
-typedef struct x_list_block_struct x_list_block;
-
-struct x_list_block_struct {
- x_list l[NODES_PER_BLOCK];
-};
-
-static x_list *freelist;
-
-static pthread_mutex_t freelist_lock = PTHREAD_MUTEX_INITIALIZER;
-
-static inline void
-list_free_1 (x_list *node)
-{
- node->next = freelist;
- freelist = node;
-}
-
-X_EXTERN void
-X_PFX (list_free_1) (x_list *node)
-{
- assert (node != NULL);
-
- pthread_mutex_lock (&freelist_lock);
-
- list_free_1 (node);
-
- pthread_mutex_unlock (&freelist_lock);
-}
-
-X_EXTERN void
-X_PFX (list_free) (x_list *lst)
-{
- x_list *next;
-
- pthread_mutex_lock (&freelist_lock);
-
- for (; lst != NULL; lst = next)
- {
- next = lst->next;
- list_free_1 (lst);
- }
-
- pthread_mutex_unlock (&freelist_lock);
-}
-
-X_EXTERN x_list *
-X_PFX (list_prepend) (x_list *lst, void *data)
-{
- x_list *node;
-
- pthread_mutex_lock (&freelist_lock);
-
- if (freelist == NULL)
- {
- x_list_block *b;
- int i;
-
- b = malloc (sizeof (x_list_block));
-
- for (i = 0; i < NODES_PER_BLOCK - 1; i++)
- b->l[i].next = &(b->l[i+1]);
- b->l[i].next = NULL;
-
- freelist = b->l;
- }
-
- node = freelist;
- freelist = node->next;
-
- pthread_mutex_unlock (&freelist_lock);
-
- node->next = lst;
- node->data = data;
-
- return node;
-}
-
-X_EXTERN x_list *
-X_PFX (list_append) (x_list *lst, void *data)
-{
- x_list *head = lst;
-
- if (lst == NULL)
- return X_PFX (list_prepend) (NULL, data);
-
- while (lst->next != NULL)
- lst = lst->next;
-
- lst->next = X_PFX (list_prepend) (NULL, data);
-
- return head;
-}
-
-X_EXTERN x_list *
-X_PFX (list_reverse) (x_list *lst)
-{
- x_list *head = NULL, *next;
-
- while (lst != NULL)
- {
- next = lst->next;
- lst->next = head;
- head = lst;
- lst = next;
- }
-
- return head;
-}
-
-X_EXTERN x_list *
-X_PFX (list_find) (x_list *lst, void *data)
-{
- for (; lst != NULL; lst = lst->next)
- {
- if (lst->data == data)
- return lst;
- }
-
- return NULL;
-}
-
-X_EXTERN x_list *
-X_PFX (list_nth) (x_list *lst, int n)
-{
- while (n-- > 0 && lst != NULL)
- lst = lst->next;
-
- return lst;
-}
-
-X_EXTERN x_list *
-X_PFX (list_pop) (x_list *lst, void **data_ret)
-{
- void *data = NULL;
-
- if (lst != NULL)
- {
- x_list *tem = lst;
- data = lst->data;
- lst = lst->next;
- X_PFX (list_free_1) (tem);
- }
-
- if (data_ret != NULL)
- *data_ret = data;
-
- return lst;
-}
-
-X_EXTERN x_list *
-X_PFX (list_filter) (x_list *lst,
- int (*pred) (void *item, void *data), void *data)
-{
- x_list *ret = NULL, *node;
-
- for (node = lst; node != NULL; node = node->next)
- {
- if ((*pred) (node->data, data))
- ret = X_PFX (list_prepend) (ret, node->data);
- }
-
- return X_PFX (list_reverse) (ret);
-}
-
-X_EXTERN x_list *
-X_PFX (list_map) (x_list *lst,
- void *(*fun) (void *item, void *data), void *data)
-{
- x_list *ret = NULL, *node;
-
- for (node = lst; node != NULL; node = node->next)
- {
- X_PFX (list_prepend) (ret, fun (node->data, data));
- }
-
- return X_PFX (list_reverse) (ret);
-}
-
-X_EXTERN x_list *
-X_PFX (list_copy) (x_list *lst)
-{
- x_list *copy = NULL;
-
- for (; lst != NULL; lst = lst->next)
- {
- copy = X_PFX (list_prepend) (copy, lst->data);
- }
-
- return X_PFX (list_reverse) (copy);
-}
-
-X_EXTERN x_list *
-X_PFX (list_remove) (x_list *lst, void *data)
-{
- x_list **ptr, *node;
-
- for (ptr = &lst; *ptr != NULL;)
- {
- node = *ptr;
-
- if (node->data == data)
- {
- *ptr = node->next;
- X_PFX (list_free_1) (node);
- }
- else
- ptr = &((*ptr)->next);
- }
-
- return lst;
-}
-
-X_EXTERN unsigned int
-X_PFX (list_length) (x_list *lst)
-{
- unsigned int n;
-
- n = 0;
- for (; lst != NULL; lst = lst->next)
- n++;
-
- return n;
-}
-
-X_EXTERN void
-X_PFX (list_foreach) (x_list *lst,
- void (*fun) (void *data, void *user_data),
- void *user_data)
-{
- for (; lst != NULL; lst = lst->next)
- {
- (*fun) (lst->data, user_data);
- }
-}
-
-static x_list *
-list_sort_1 (x_list *lst, int length,
- int (*less) (const void *, const void *))
-{
- x_list *mid, *ptr;
- x_list *out_head, *out;
- int mid_point, i;
-
- /* This is a standard (stable) list merge sort */
-
- if (length < 2)
- return lst;
-
- /* Calculate the halfway point. Split the list into two sub-lists. */
-
- mid_point = length / 2;
- ptr = lst;
- for (i = mid_point - 1; i > 0; i--)
- ptr = ptr->next;
- mid = ptr->next;
- ptr->next = NULL;
-
- /* Sort each sub-list. */
-
- lst = list_sort_1 (lst, mid_point, less);
- mid = list_sort_1 (mid, length - mid_point, less);
-
- /* Then merge them back together. */
-
- assert (lst != NULL && mid != NULL);
-
- if ((*less) (mid->data, lst->data))
- out = out_head = mid, mid = mid->next;
- else
- out = out_head = lst, lst = lst->next;
-
- while (lst != NULL && mid != NULL)
- {
- if ((*less) (mid->data, lst->data))
- out = out->next = mid, mid = mid->next;
- else
- out = out->next = lst, lst = lst->next;
- }
-
- if (lst != NULL)
- out->next = lst;
- else
- out->next = mid;
-
- return out_head;
-}
-
-X_EXTERN x_list *
-X_PFX (list_sort) (x_list *lst, int (*less) (const void *, const void *))
-{
- int length;
-
- length = X_PFX (list_length) (lst);
-
- return list_sort_1 (lst, length, less);
-}