1 //===-- Implementation of hdestroy_r ----------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/search/hdestroy_r.h" 10 #include "src/__support/HashTable/table.h" 11 #include "src/errno/libc_errno.h" 12 13 namespace LIBC_NAMESPACE { 14 LLVM_LIBC_FUNCTION(void, hdestroy_r, (struct hsearch_data * htab)) { 15 if (htab == nullptr) { 16 libc_errno = EINVAL; 17 return; 18 } 19 internal::HashTable *table = 20 static_cast<internal::HashTable *>(htab->__opaque); 21 internal::HashTable::deallocate(table); 22 htab->__opaque = nullptr; 23 } 24 25 } // namespace LIBC_NAMESPACE 26