| 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 | |
| 16 | namespace LIBC_NAMESPACE_DECL { |
| 17 | |
| 18 | LLVM_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 | |