mirror of https://github.com/grpc/grpc.git
The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
205 lines
5.7 KiB
205 lines
5.7 KiB
/* |
|
* xxhsum - Command line interface for xxhash algorithms |
|
* Copyright (C) 2013-2020 Yann Collet |
|
* |
|
* GPL v2 License |
|
* |
|
* This program is free software; you can redistribute it and/or modify |
|
* it under the terms of the GNU General Public License as published by |
|
* the Free Software Foundation; either version 2 of the License, or |
|
* (at your option) any later version. |
|
* |
|
* This program is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
* GNU General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU General Public License along |
|
* with this program; if not, write to the Free Software Foundation, Inc., |
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
|
* |
|
* You can contact the author at: |
|
* - xxHash homepage: https://www.xxhash.com |
|
* - xxHash source repository: https://github.com/Cyan4973/xxHash |
|
*/ |
|
|
|
/* |
|
* This contains various configuration parameters and feature detection for |
|
* xxhsum. |
|
* |
|
* Similar to config.h in Autotools, this should be the first header included. |
|
*/ |
|
|
|
#ifndef XSUM_CONFIG_H |
|
#define XSUM_CONFIG_H |
|
|
|
|
|
/* ************************************ |
|
* Compiler Options |
|
**************************************/ |
|
/* |
|
* Disable Visual C's warnings when using the "insecure" CRT functions instead |
|
* of the "secure" _s functions. |
|
* |
|
* These functions are not portable, and aren't necessary if you are using the |
|
* original functions properly. |
|
*/ |
|
#if defined(_MSC_VER) || defined(_WIN32) |
|
# ifndef _CRT_SECURE_NO_WARNINGS |
|
# define _CRT_SECURE_NO_WARNINGS |
|
# endif |
|
#endif |
|
|
|
/* Under Linux at least, pull in the *64 commands */ |
|
#ifndef _LARGEFILE64_SOURCE |
|
# define _LARGEFILE64_SOURCE |
|
#endif |
|
#ifndef _FILE_OFFSET_BITS |
|
# define _FILE_OFFSET_BITS 64 |
|
#endif |
|
|
|
/* |
|
* So we can use __attribute__((__format__)) |
|
*/ |
|
#ifdef __GNUC__ |
|
# define XSUM_ATTRIBUTE(x) __attribute__(x) |
|
#else |
|
# define XSUM_ATTRIBUTE(x) |
|
#endif |
|
|
|
#if !defined(_WIN32) && (defined(__unix__) || defined(__unix) || (defined(__APPLE__) && defined(__MACH__)) /* UNIX-like OS */ \ |
|
|| defined(__midipix__) || defined(__VMS)) |
|
# if (defined(__APPLE__) && defined(__MACH__)) || defined(__SVR4) || defined(_AIX) || defined(__hpux) /* POSIX.1-2001 (SUSv3) conformant */ \ |
|
|| defined(__DragonFly__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) /* BSD distros */ |
|
# define XSUM_PLATFORM_POSIX_VERSION 200112L |
|
# else |
|
# if defined(__linux__) || defined(__linux) |
|
# ifndef _POSIX_C_SOURCE |
|
# define _POSIX_C_SOURCE 200112L /* use feature test macro */ |
|
# endif |
|
# endif |
|
# include <unistd.h> /* declares _POSIX_VERSION */ |
|
# if defined(_POSIX_VERSION) /* POSIX compliant */ |
|
# define XSUM_PLATFORM_POSIX_VERSION _POSIX_VERSION |
|
# else |
|
# define XSUM_PLATFORM_POSIX_VERSION 0 |
|
# endif |
|
# endif |
|
#endif |
|
#if !defined(XSUM_PLATFORM_POSIX_VERSION) |
|
# define XSUM_PLATFORM_POSIX_VERSION -1 |
|
#endif |
|
|
|
#if !defined(S_ISREG) |
|
# define S_ISREG(x) (((x) & S_IFMT) == S_IFREG) |
|
#endif |
|
|
|
|
|
/* ************************************ |
|
* Windows helpers |
|
**************************************/ |
|
|
|
/* |
|
* Whether to use the Windows UTF-16 APIs instead of the portable libc 8-bit |
|
* ("ANSI") APIs. |
|
* |
|
* Windows is not UTF-8 clean by default, and the only way to access every file |
|
* on the OS is to use UTF-16. |
|
* |
|
* Do note that xxhsum uses UTF-8 internally and only uses UTF-16 for command |
|
* line arguments, console I/O, and opening files. |
|
* |
|
* Additionally, this guarantees all piped output is UTF-8. |
|
*/ |
|
#if defined(XSUM_WIN32_USE_WCHAR) && !defined(_WIN32) |
|
/* We use Windows APIs, only use this on Windows. */ |
|
# undef XSUM_WIN32_USE_WCHAR |
|
#endif |
|
|
|
#ifndef XSUM_WIN32_USE_WCHAR |
|
# if defined(_WIN32) |
|
# include <wchar.h> |
|
# if WCHAR_MAX == 0xFFFFU /* UTF-16 wchar_t */ |
|
# define XSUM_WIN32_USE_WCHAR 1 |
|
# else |
|
# define XSUM_WIN32_USE_WCHAR 0 |
|
# endif |
|
# else |
|
# define XSUM_WIN32_USE_WCHAR 0 |
|
# endif |
|
#endif |
|
|
|
#if !XSUM_WIN32_USE_WCHAR |
|
/* |
|
* It doesn't make sense to have one without the other. |
|
* Due to XSUM_WIN32_USE_WCHAR being undef'd, this also handles |
|
* non-WIN32 platforms. |
|
*/ |
|
# undef XSUM_WIN32_USE_WMAIN |
|
# define XSUM_WIN32_USE_WMAIN 0 |
|
#else |
|
/* |
|
* Whether to use wmain() or main(). |
|
* |
|
* wmain() is preferred because we don't have to mess with internal hidden |
|
* APIs. |
|
* |
|
* It always works on MSVC, but in MinGW, it only works on MinGW-w64 with the |
|
* -municode flag. |
|
* |
|
* Therefore we have to use main() -- there is no better option. |
|
*/ |
|
# ifndef XSUM_WIN32_USE_WMAIN |
|
# if defined(_UNICODE) || defined(UNICODE) /* MinGW -municode */ \ |
|
|| defined(_MSC_VER) /* MSVC */ |
|
# define XSUM_WIN32_USE_WMAIN 1 |
|
# else |
|
# define XSUM_WIN32_USE_WMAIN 0 |
|
# endif |
|
# endif |
|
/* |
|
* It is always good practice to define these to prevent accidental use of the |
|
* ANSI APIs, even if the program primarily uses UTF-8. |
|
*/ |
|
# ifndef _UNICODE |
|
# define _UNICODE |
|
# endif |
|
# ifndef UNICODE |
|
# define UNICODE |
|
# endif |
|
#endif /* XSUM_WIN32_USE_WCHAR */ |
|
|
|
#ifndef XSUM_API |
|
# ifdef XXH_INLINE_ALL |
|
# define XSUM_API static |
|
# else |
|
# define XSUM_API |
|
# endif |
|
#endif |
|
|
|
#ifndef XSUM_NO_TESTS |
|
# define XSUM_NO_TESTS 0 |
|
#endif |
|
|
|
/* *************************** |
|
* Basic types |
|
* ***************************/ |
|
|
|
#if defined(__cplusplus) /* C++ */ \ |
|
|| (defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) /* C99 */ |
|
# include <stdint.h> |
|
typedef uint8_t XSUM_U8; |
|
typedef uint32_t XSUM_U32; |
|
typedef uint64_t XSUM_U64; |
|
# else |
|
# include <limits.h> |
|
typedef unsigned char XSUM_U8; |
|
# if UINT_MAX == 0xFFFFFFFFUL |
|
typedef unsigned int XSUM_U32; |
|
# else |
|
typedef unsigned long XSUM_U32; |
|
# endif |
|
typedef unsigned long long XSUM_U64; |
|
#endif /* not C++/C99 */ |
|
|
|
#endif /* XSUM_CONFIG_H */
|
|
|