Support graceful shutdown

[wmpus] / util.h

diff --git a/util.h b/util.h
index bfea342b95de5ad555a00efe08a1b3051100e7f9..697ca9ce04a2b387abe0f55dd90b9e2bbba2172e 100644 (file)
--- a/util.h
+++ b/util.h
@@ -1,3 +1,20 @@
+/*
+ * Copyright (c) 2011, Andy Spencer <andy753421@gmail.com>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ */
+
+/* Various utility functions */
+
 /* Misc macros */
 #define MAX(a,b) ((a) > (b) ? (a) : (b))
 #define MIN(a,b) ((a) < (b) ? (a) : (b))
@@ -6,7 +23,7 @@
 
 #define countof(x) (sizeof(x)/sizeof((x)[0]))
 
-/* Constant lenght map functitons */
+/* Constant length map functions */
 #define map_getg(map, test) ({ \
        int i; \
        for (i = 0; i < countof(map) && !(test); i++); \
@@ -26,13 +43,17 @@ typedef struct list {
 
 list_t *list_insert(list_t *after, void *data);
 
+void list_insert_after(list_t *after, void *data);
+
 list_t *list_append(list_t *before, void *data);
 
-list_t *list_remove(list_t *head, list_t *item);
+list_t *list_remove(list_t *head, list_t *item, int freedata);
 
 int list_length(list_t *item);
 
-void list_move(list_t *item, int offset);
+list_t *list_last(list_t *list);
+
+list_t *list_find(list_t *list, void *data);
 
 /* Misc */
 int error(char *fmt, ...);