diff options
Diffstat (limited to 'libc/bionic/tdestroy.c')
| -rw-r--r-- | libc/bionic/tdestroy.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/libc/bionic/tdestroy.c b/libc/bionic/tdestroy.c index 70b71f4af..decde4da8 100644 --- a/libc/bionic/tdestroy.c +++ b/libc/bionic/tdestroy.c @@ -1,5 +1,5 @@ /* - * Copyright 2012, The Android Open Source Project + * Copyright (C) 2012 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -18,16 +18,19 @@ #include <search.h> #include <stdlib.h> -/* destroy a tree and free all allocated resources */ -void -tdestroy(void *root, void (*destroy_func)(void *)) -{ - node_t *root_node = (node_t *) root; - if (root_node == NULL) return; - if (root_node->llink) - tdestroy(root_node->llink, destroy_func); - if (root_node->rlink) - tdestroy(root_node->rlink, destroy_func); - (*destroy_func)(root_node->key); - free(root); +// Destroy a tree and free all allocated resources. +// This is a GNU extension, not available from NetBSD. +void tdestroy(void* root, void (*destroy_func)(void*)) { + node_t* root_node = (node_t*) root; + if (root_node == NULL) { + return; + } + if (root_node->llink) { + tdestroy(root_node->llink, destroy_func); + } + if (root_node->rlink) { + tdestroy(root_node->rlink, destroy_func); + } + (*destroy_func)(root_node->key); + free(root); } |