llvm-project/libcxx/test/support/platform_support.h
Mark de Wever fb855eb941 [libc++] Qualifies size_t.
This has been done using the following command

  find libcxx/test -type f -exec perl -pi -e 's|^([^/]+?)((?<!::)size_t)|\1std::\2|' \{} \;

And manually removed some false positives in std/depr/depr.c.headers.

The `std` module doesn't export `::size_t`, this is a preparation for that module.

Reviewed By: ldionne, #libc, EricWF, philnik

Differential Revision: https://reviews.llvm.org/D146088
2023-03-21 17:41:36 +01:00

101 lines
2.7 KiB
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// Define a bunch of macros that can be used in the tests instead of
// implementation defined assumptions:
// - locale names
// - floating point number string output
#ifndef PLATFORM_SUPPORT_H
#define PLATFORM_SUPPORT_H
#include "test_macros.h"
// locale names
#define LOCALE_en_US_UTF_8 "en_US.UTF-8"
#define LOCALE_fr_FR_UTF_8 "fr_FR.UTF-8"
#ifdef __linux__
# define LOCALE_fr_CA_ISO8859_1 "fr_CA.ISO-8859-1"
# define LOCALE_cs_CZ_ISO8859_2 "cs_CZ.ISO-8859-2"
#elif defined(_WIN32)
# define LOCALE_fr_CA_ISO8859_1 "fr-CA"
# define LOCALE_cs_CZ_ISO8859_2 "cs-CZ"
#else
# define LOCALE_fr_CA_ISO8859_1 "fr_CA.ISO8859-1"
# define LOCALE_cs_CZ_ISO8859_2 "cs_CZ.ISO8859-2"
#endif
#define LOCALE_ja_JP_UTF_8 "ja_JP.UTF-8"
#define LOCALE_ru_RU_UTF_8 "ru_RU.UTF-8"
#define LOCALE_zh_CN_UTF_8 "zh_CN.UTF-8"
#include <stdio.h>
#include <stdlib.h>
#include <string>
#if defined(_WIN32)
# include <io.h> // _mktemp_s
# include <fcntl.h> // _O_EXCL, ...
# include <sys/stat.h> // _S_IREAD, ...
#else
# include <unistd.h> // close
#endif
#if defined(_CS_GNU_LIBC_VERSION)
# include <string.h> // strverscmp
#endif
#if defined(_NEWLIB_VERSION) && defined(__STRICT_ANSI__)
// Newlib provides this, but in the header it's under __STRICT_ANSI__
extern "C" {
int mkstemp(char*);
}
#endif
inline
std::string get_temp_file_name()
{
#if defined(_WIN32)
while (true) {
char Name[] = "libcxx.XXXXXX";
if (_mktemp_s(Name, sizeof(Name)) != 0) abort();
int fd = _open(Name, _O_RDWR | _O_CREAT | _O_EXCL, _S_IREAD | _S_IWRITE);
if (fd != -1) {
_close(fd);
return Name;
}
if (errno == EEXIST)
continue;
abort();
}
#else
std::string Name = "libcxx.XXXXXX";
int FD = mkstemp(&Name[0]);
if (FD == -1) {
perror("mkstemp");
abort();
}
close(FD);
return Name;
#endif
}
#if defined(_CS_GNU_LIBC_VERSION)
inline bool glibc_version_less_than(char const* version) {
std::string test_version = std::string("glibc ") + version;
std::size_t n = confstr(_CS_GNU_LIBC_VERSION, nullptr, (size_t)0);
char *current_version = new char[n];
confstr(_CS_GNU_LIBC_VERSION, current_version, n);
bool result = strverscmp(current_version, test_version.c_str()) < 0;
delete[] current_version;
return result;
}
#endif // _CS_GNU_LIBC_VERSION
#endif // PLATFORM_SUPPORT_H