1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// Define a bunch of macros that can be used in the tests instead of
11//  implementation defined assumptions:
12//   - locale names
13//   - floating point number string output
14
15#ifndef PLATFORM_SUPPORT_H
16#define PLATFORM_SUPPORT_H
17
18// locale names
19#ifdef _WIN32
20// WARNING: Windows does not support UTF-8 codepages.
21// Locales are "converted" using https://docs.moodle.org/dev/Table_of_locales
22#define LOCALE_en_US           "en-US"
23#define LOCALE_en_US_UTF_8     "en-US"
24#define LOCALE_cs_CZ_ISO8859_2 "cs-CZ"
25#define LOCALE_fr_FR_UTF_8     "fr-FR"
26#define LOCALE_fr_CA_ISO8859_1 "fr-CA"
27#define LOCALE_ru_RU_UTF_8     "ru-RU"
28#define LOCALE_zh_CN_UTF_8     "zh-CN"
29#elif defined(__CloudABI__)
30// Timezones are integrated into locales through LC_TIMEZONE_MASK on
31// CloudABI. LC_ALL_MASK can only be used if a timezone has also been
32// provided. UTC should be all right.
33#define LOCALE_en_US           "en_US"
34#define LOCALE_en_US_UTF_8     "en_US.UTF-8@UTC"
35#define LOCALE_fr_FR_UTF_8     "fr_FR.UTF-8@UTC"
36#define LOCALE_fr_CA_ISO8859_1 "fr_CA.ISO-8859-1@UTC"
37#define LOCALE_cs_CZ_ISO8859_2 "cs_CZ.ISO-8859-2@UTC"
38#define LOCALE_ru_RU_UTF_8     "ru_RU.UTF-8@UTC"
39#define LOCALE_zh_CN_UTF_8     "zh_CN.UTF-8@UTC"
40#else
41#define LOCALE_en_US           "en_US"
42#define LOCALE_en_US_UTF_8     "en_US.UTF-8"
43#define LOCALE_fr_FR_UTF_8     "fr_FR.UTF-8"
44#ifdef __linux__
45#define LOCALE_fr_CA_ISO8859_1 "fr_CA.ISO-8859-1"
46#define LOCALE_cs_CZ_ISO8859_2 "cs_CZ.ISO-8859-2"
47#else
48#define LOCALE_fr_CA_ISO8859_1 "fr_CA.ISO8859-1"
49#define LOCALE_cs_CZ_ISO8859_2 "cs_CZ.ISO8859-2"
50#endif
51#define LOCALE_ru_RU_UTF_8     "ru_RU.UTF-8"
52#define LOCALE_zh_CN_UTF_8     "zh_CN.UTF-8"
53#endif
54
55#include <stdio.h>
56#include <stdlib.h>
57#include <codecvt>
58#include <locale>
59#include <string>
60#if defined(_WIN32) || defined(__MINGW32__)
61#include <io.h> // _mktemp_s
62#else
63#include <unistd.h> // close
64#endif
65
66#if defined(_NEWLIB_VERSION) && defined(__STRICT_ANSI__)
67// Newlib provides this, but in the header it's under __STRICT_ANSI__
68extern "C" {
69  int mkstemp(char*);
70}
71#endif
72
73#ifndef __CloudABI__
74inline
75std::string get_temp_file_name()
76{
77#if defined(__MINGW32__)
78    char Path[MAX_PATH + 1];
79    char FN[MAX_PATH + 1];
80    do { } while (0 == GetTempPath(MAX_PATH+1, Path));
81    do { } while (0 == GetTempFileName(Path, "libcxx", 0, FN));
82    return FN;
83#elif defined(_WIN32)
84    char Name[] = "libcxx.XXXXXX";
85    if (_mktemp_s(Name, sizeof(Name)) != 0) abort();
86    return Name;
87#else
88    std::string Name;
89    int FD = -1;
90    do {
91        Name = "libcxx.XXXXXX";
92        FD = mkstemp(&Name[0]);
93        if (FD == -1 && errno == EINVAL) {
94            perror("mkstemp");
95            abort();
96        }
97    } while (FD == -1);
98    close(FD);
99    return Name;
100#endif
101}
102
103#ifdef _LIBCPP_HAS_OPEN_WITH_WCHAR
104inline
105std::wstring get_wide_temp_file_name()
106{
107    return std::wstring_convert<std::codecvt_utf8_utf16<wchar_t> >().from_bytes(
108        get_temp_file_name());
109}
110#endif // _LIBCPP_HAS_OPEN_WITH_WCHAR
111
112#endif // __CloudABI__
113
114#endif // PLATFORM_SUPPORT_H
115