1// -*- C++ -*-
2//===----------------------------------------------------------------------===//
3//
4// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5// See https://llvm.org/LICENSE.txt for license information.
6// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7//
8//===----------------------------------------------------------------------===//
9
10export namespace std {
11  using std::div_t;
12  using std::ldiv_t;
13  using std::lldiv_t;
14  using std::size_t;
15
16  // [support.start.term], start and termination
17  using std::_Exit;
18  using std::abort;
19  using std::at_quick_exit;
20  using std::atexit;
21  using std::exit;
22  using std::quick_exit;
23
24  using std::getenv;
25  using std::system;
26
27  // [c.malloc], C library memory allocation
28  using std::aligned_alloc;
29  using std::calloc;
30  using std::free;
31  using std::malloc;
32  using std::realloc;
33
34  using std::atof;
35  using std::atoi;
36  using std::atol;
37  using std::atoll;
38  using std::strtod;
39  using std::strtof;
40  using std::strtol;
41  using std::strtold;
42  using std::strtoll;
43  using std::strtoul;
44  using std::strtoull;
45
46  // [c.mb.wcs], multibyte / wide string and character conversion functions
47  using std::mblen;
48#ifndef _LIBCPP_HAS_NO_WIDE_CHARACTERS
49  using std::mbstowcs;
50  using std::mbtowc;
51  using std::wcstombs;
52  using std::wctomb;
53#endif
54  // [alg.c.library], C standard library algorithms
55  using std::bsearch;
56  using std::qsort;
57
58  // [c.math.rand], low-quality random number generation
59  using std::rand;
60  using std::srand;
61
62  // [c.math.abs], absolute values
63  using std::abs;
64
65  using std::labs;
66  using std::llabs;
67
68  using std::div;
69  using std::ldiv;
70  using std::lldiv;
71} // namespace std
72