libcxx/test/std/localization/c.locales/clocale.pass.cpp

   1 //===----------------------------------------------------------------------===//
   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 // <clocale>
  10
  11 #include <clocale>
  12 #include <type_traits>
  13
  14 #include "test_macros.h"
  15
  16 #ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
  17
  18 #ifndef LC_ALL
  19 #error LC_ALL not defined
  20 #endif
  21
  22 #ifndef LC_COLLATE
  23 #error LC_COLLATE not defined
  24 #endif
  25
  26 #ifndef LC_CTYPE
  27 #error LC_CTYPE not defined
  28 #endif
  29
  30 #ifndef LC_MONETARY
  31 #error LC_MONETARY not defined
  32 #endif
  33
  34 #ifndef LC_NUMERIC
  35 #error LC_NUMERIC not defined
  36 #endif
  37
  38 #ifndef LC_TIME
  39 #error LC_TIME not defined
  40 #endif
  41
  42 #endif // !_LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
  43
  44 #ifndef NULL
  45 #error NULL not defined
  46 #endif
  47
  48 int main(int, char**)
  49 {
  50     std::lconv lc;
  51     ((void)lc); // Prevent unused warning
  52 #ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS
  53     static_assert((std::is_same<decltype(std::setlocale(0, "")), char*>::value), "");
  54 #endif
  55     static_assert((std::is_same<decltype(std::localeconv()), std::lconv*>::value), "");
  56
  57   return 0;
  58 }