21eab513e7
New functions: tfind tsearch tdelete twalk tdestroy (GNU extension) Bug fix: the current implementation for realpath would crash if the second argument (resolved_path) is NULL. New headers: ar.h search.h Change-Id: Ib6c1e42fc186a6d597a6e5a9692b16acaa155804
34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
/*
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* Copyright 2012, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define _SEARCH_PRIVATE
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#include <search.h>
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#include <stdlib.h>
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/* destroy a tree and free all allocated resources */
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void
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tdestroy(void *root, void (*destroy_func)(void *))
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{
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node_t *root_node = (node_t *) root;
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if (root_node == NULL) return;
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if (root_node->llink)
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tdestroy(root_node->llink, destroy_func);
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if (root_node->rlink)
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tdestroy(root_node->rlink, destroy_func);
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(*destroy_func)(root_node->key);
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free(root);
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}
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