| 1 | /* x-list.h -- simple list type |
| 2 | * |
| 3 | * Copyright (c) 2002-2012 Apple Inc. All rights reserved. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person |
| 6 | * obtaining a copy of this software and associated documentation files |
| 7 | * (the "Software"), to deal in the Software without restriction, |
| 8 | * including without limitation the rights to use, copy, modify, merge, |
| 9 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 10 | * and to permit persons to whom the Software is furnished to do so, |
| 11 | * subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be |
| 14 | * included in all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 17 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 19 | * NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT |
| 20 | * HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| 21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 23 | * DEALINGS IN THE SOFTWARE. |
| 24 | * |
| 25 | * Except as contained in this notice, the name(s) of the above |
| 26 | * copyright holders shall not be used in advertising or otherwise to |
| 27 | * promote the sale, use or other dealings in this Software without |
| 28 | * prior written authorization. |
| 29 | */ |
| 30 | |
| 31 | #ifndef X_LIST_H |
| 32 | #define X_LIST_H 1 |
| 33 | |
| 34 | /* This is just a cons. */ |
| 35 | |
| 36 | typedef struct x_list_struct x_list; |
| 37 | |
| 38 | struct x_list_struct { |
| 39 | void *data; |
| 40 | x_list *next; |
| 41 | }; |
| 42 | |
| 43 | #ifndef X_PFX |
| 44 | #define X_PFX(x) x_ ## x |
| 45 | #endif |
| 46 | |
| 47 | #ifndef X_EXTERN |
| 48 | #define X_EXTERN __private_extern__ |
| 49 | #endif |
| 50 | |
| 51 | X_EXTERN void X_PFX(list_free_1) (x_list * node); |
| 52 | X_EXTERN x_list *X_PFX(list_prepend) (x_list * lst, void *data); |
| 53 | |
| 54 | X_EXTERN x_list *X_PFX(list_append) (x_list * lst, void *data); |
| 55 | X_EXTERN x_list *X_PFX(list_remove) (x_list * lst, void *data); |
| 56 | X_EXTERN void X_PFX(list_free) (x_list * lst); |
| 57 | X_EXTERN x_list *X_PFX(list_pop) (x_list * lst, void **data_ret); |
| 58 | |
| 59 | X_EXTERN x_list *X_PFX(list_copy) (x_list * lst); |
| 60 | X_EXTERN x_list *X_PFX(list_reverse) (x_list * lst); |
| 61 | X_EXTERN x_list *X_PFX(list_find) (x_list * lst, void *data); |
| 62 | X_EXTERN x_list *X_PFX(list_nth) (x_list * lst, int n); |
| 63 | X_EXTERN x_list *X_PFX(list_filter) (x_list * src, |
| 64 | int (*pred)(void *item, void *data), |
| 65 | void *data); |
| 66 | X_EXTERN x_list *X_PFX(list_map) (x_list * src, |
| 67 | void *(*fun)(void *item, void *data), |
| 68 | void *data); |
| 69 | |
| 70 | X_EXTERN unsigned int X_PFX(list_length) (x_list * lst); |
| 71 | X_EXTERN void X_PFX(list_foreach) (x_list * lst, void (*fun) |
| 72 | (void *data, void *user_data), |
| 73 | void *user_data); |
| 74 | |
| 75 | X_EXTERN x_list *X_PFX(list_sort) (x_list * lst, |
| 76 | int (*less)(const void *, const void *)); |
| 77 | |
| 78 | #endif /* X_LIST_H */ |