src/list.c@a89857072ace (annotated)
src/list.c
Tue, 15 Feb 2022 19:41:48 +0100
- author
- Mike Becker <universe@uap-core.de>
- date
- Tue, 15 Feb 2022 19:41:48 +0100
- changeset 503
- a89857072ace
- child 519
- 79d14e821b3a
- permissions
- -rw-r--r--
add new destructor API and apply it to CxList
| universe@503 | 1 | /* |
| universe@503 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
| universe@503 | 3 | * |
| universe@503 | 4 | * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. |
| universe@503 | 5 | * |
| universe@503 | 6 | * Redistribution and use in source and binary forms, with or without |
| universe@503 | 7 | * modification, are permitted provided that the following conditions are met: |
| universe@503 | 8 | * |
| universe@503 | 9 | * 1. Redistributions of source code must retain the above copyright |
| universe@503 | 10 | * notice, this list of conditions and the following disclaimer. |
| universe@503 | 11 | * |
| universe@503 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| universe@503 | 13 | * notice, this list of conditions and the following disclaimer in the |
| universe@503 | 14 | * documentation and/or other materials provided with the distribution. |
| universe@503 | 15 | * |
| universe@503 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| universe@503 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| universe@503 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| universe@503 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| universe@503 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| universe@503 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| universe@503 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| universe@503 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| universe@503 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| universe@503 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| universe@503 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
| universe@503 | 27 | */ |
| universe@503 | 28 | |
| universe@503 | 29 | #include "cx/list.h" |
| universe@503 | 30 | |
| universe@503 | 31 | CxList *cxListDestroy(CxList *list) { |
| universe@503 | 32 | if (list->content_destructor == NULL) { |
| universe@503 | 33 | if (list->autofree_contents) { |
| universe@503 | 34 | CxIterator iter = cxListBegin(list); |
| universe@503 | 35 | cx_foreach(void*, elem, iter) { |
| universe@503 | 36 | cxFree(list->allocator, elem); |
| universe@503 | 37 | } |
| universe@503 | 38 | } |
| universe@503 | 39 | } else { |
| universe@503 | 40 | // avoid checking this condition every loop iteration |
| universe@503 | 41 | if (list->autofree_contents) { |
| universe@503 | 42 | CxIterator iter = cxListBegin(list); |
| universe@503 | 43 | cx_foreach(void*, elem, iter) { |
| universe@503 | 44 | cxFree(list->allocator, list->content_destructor(elem)); |
| universe@503 | 45 | } |
| universe@503 | 46 | } else { |
| universe@503 | 47 | CxIterator iter = cxListBegin(list); |
| universe@503 | 48 | cx_foreach(void*, elem, iter) { |
| universe@503 | 49 | elem = list->content_destructor(elem); |
| universe@503 | 50 | } |
| universe@503 | 51 | } |
| universe@503 | 52 | } |
| universe@503 | 53 | if (list->autofree) { |
| universe@503 | 54 | cxFree(list->allocator, list->list_destructor(list)); |
| universe@503 | 55 | return NULL; |
| universe@503 | 56 | } else { |
| universe@503 | 57 | return list->list_destructor(list); |
| universe@503 | 58 | } |
| universe@503 | 59 | } |
