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/__support/macros/config.h"
12#include "src/stdlib/qsort_util.h"
13
14#include <stdint.h>
15
16namespace LIBC_NAMESPACE_DECL {
17
18LLVM_LIBC_FUNCTION(void, qsort_r,
19 (void *array, size_t array_size, size_t elem_size,
20 int (*compare)(const void *, const void *, void *),
21 void *arg)) {
22
23 const auto is_less = [compare, arg](const void *a, const void *b) -> bool {
24 return compare(a, b, arg) < 0;
25 };
26
27 internal::unstable_sort(array, array_size, elem_size, is_less);
28}
29
30} // namespace LIBC_NAMESPACE_DECL
31

source code of libc/src/stdlib/qsort_r.cpp