1 //===-- Implementation of qsort_r -----------------------------------------===// 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/stdlib/qsort_r.h" 10 #include "src/__support/common.h" 11 #include "src/stdlib/qsort_util.h" 12 13 #include <stdint.h> 14 15 namespace LIBC_NAMESPACE { 16 17 LLVM_LIBC_FUNCTION(void, qsort_r, 18 (void *array, size_t array_size, size_t elem_size, 19 int (*compare)(const void *, const void *, void *), 20 void *arg)) { 21 if (array == nullptr || array_size == 0 || elem_size == 0) 22 return; 23 internal::Comparator c(compare, arg); 24 internal::quicksort(internal::Array(reinterpret_cast<uint8_t *>(array), 25 array_size, elem_size, c)); 26 } 27 28 } // namespace LIBC_NAMESPACE 29