| 1 | /* x-list.h -- simple list type
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| 2 | $Id$
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| 3 |
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| 4 | Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
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| 5 |
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| 6 | Permission is hereby granted, free of charge, to any person
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| 7 | obtaining a copy of this software and associated documentation files
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| 8 | (the "Software"), to deal in the Software without restriction,
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| 9 | including without limitation the rights to use, copy, modify, merge,
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| 10 | publish, distribute, sublicense, and/or sell copies of the Software,
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| 11 | and to permit persons to whom the Software is furnished to do so,
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| 12 | subject to the following conditions:
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| 13 |
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| 14 | The above copyright notice and this permission notice shall be
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| 15 | included in all copies or substantial portions of the Software.
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| 16 |
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| 17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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| 18 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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| 19 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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| 20 | NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
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| 21 | HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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| 22 | WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| 23 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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| 24 | DEALINGS IN THE SOFTWARE.
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| 25 |
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| 26 | Except as contained in this notice, the name(s) of the above
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| 27 | copyright holders shall not be used in advertising or otherwise to
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| 28 | promote the sale, use or other dealings in this Software without
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| 29 | prior written authorization. */
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| 30 |
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| 31 | #ifndef X_LIST_H
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| 32 | #define X_LIST_H 1
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| 33 |
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| 34 | /* This is just a cons. */
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| 35 |
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| 36 | typedef struct x_list_struct x_list;
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| 37 |
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| 38 | struct x_list_struct {
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| 39 | void *data;
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| 40 | x_list *next;
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| 41 | };
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| 42 |
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| 43 | #ifndef X_PFX
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| 44 | # define X_PFX(x) x_ ## x
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| 45 | #endif
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| 46 |
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| 47 | #ifndef X_EXTERN
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| 48 | # define X_EXTERN __private_extern__
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| 49 | #endif
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| 50 |
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| 51 | X_EXTERN void X_PFX (list_free_1) (x_list *node);
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| 52 | X_EXTERN x_list *X_PFX (list_prepend) (x_list *lst, void *data);
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| 53 |
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| 54 | X_EXTERN x_list *X_PFX (list_append) (x_list *lst, void *data);
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| 55 | X_EXTERN x_list *X_PFX (list_remove) (x_list *lst, void *data);
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| 56 | X_EXTERN void X_PFX (list_free) (x_list *lst);
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| 57 | X_EXTERN x_list *X_PFX (list_pop) (x_list *lst, void **data_ret);
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| 58 |
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| 59 | X_EXTERN x_list *X_PFX (list_copy) (x_list *lst);
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| 60 | X_EXTERN x_list *X_PFX (list_reverse) (x_list *lst);
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| 61 | X_EXTERN x_list *X_PFX (list_find) (x_list *lst, void *data);
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| 62 | X_EXTERN x_list *X_PFX (list_nth) (x_list *lst, int n);
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| 63 | X_EXTERN x_list *X_PFX (list_filter) (x_list *src,
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| 64 | int (*pred) (void *item, void *data),
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| 65 | void *data);
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| 66 | X_EXTERN x_list *X_PFX (list_map) (x_list *src,
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| 67 | void *(*fun) (void *item, void *data),
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| 68 | void *data);
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| 69 |
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| 70 | X_EXTERN unsigned int X_PFX (list_length) (x_list *lst);
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| 71 | X_EXTERN void X_PFX (list_foreach) (x_list *lst, void (*fun)
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| 72 | (void *data, void *user_data),
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| 73 | void *user_data);
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| 74 |
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| 75 | X_EXTERN x_list *X_PFX (list_sort) (x_list *lst, int (*less) (const void *,
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| 76 | const void *));
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| 77 |
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| 78 | #endif /* X_LIST_H */
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