2 * Copyright © 2008-2011 Kristian Høgsberg
3 * Copyright © 2011 Intel Corporation
5 * Permission to use, copy, modify, distribute, and sell this software and its
6 * documentation for any purpose is hereby granted without fee, provided that
7 * the above copyright notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting documentation, and
9 * that the name of the copyright holders not be used in advertising or
10 * publicity pertaining to distribution of the software without specific,
11 * written prior permission. The copyright holders make no representations
12 * about the suitability of this software for any purpose. It is provided "as
13 * is" without express or implied warranty.
15 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
16 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
17 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
18 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
19 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
20 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
25 * This list data structure is verbatim copy from wayland-util.h from the
26 * Wayland project; except that wl_ prefix has been removed.
35 #include "libinput-util.h"
36 #include "libinput-private.h"
38 static FILE *g_log_file = NULL;
41 set_logging_enabled(int enabled)
43 g_log_file = enabled ? stdout : NULL;
47 log_info(const char *format, ...)
53 vfprintf(g_log_file, format, ap);
59 list_init(struct list *list)
66 list_insert(struct list *list, struct list *elm)
69 elm->next = list->next;
71 elm->next->prev = elm;
75 list_remove(struct list *elm)
77 elm->prev->next = elm->next;
78 elm->next->prev = elm->prev;
84 list_empty(const struct list *list)
86 return list->next == list;