X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=deps%2Flibchdr%2Fdeps%2Fzstd-1.5.5%2Fprograms%2Fplatform.h;fp=deps%2Flibchdr%2Fdeps%2Fzstd-1.5.5%2Fprograms%2Fplatform.h;h=18a3587bfe2b51b23817b4fe60be104c0b2531e0;hb=648db22b0750712da893c306efcc8e4b2d3a4e3c;hp=0000000000000000000000000000000000000000;hpb=e2fb1389dc12376acb84e4993ed3b08760257252;p=pcsx_rearmed.git diff --git a/deps/libchdr/deps/zstd-1.5.5/programs/platform.h b/deps/libchdr/deps/zstd-1.5.5/programs/platform.h new file mode 100644 index 00000000..18a3587b --- /dev/null +++ b/deps/libchdr/deps/zstd-1.5.5/programs/platform.h @@ -0,0 +1,219 @@ +/* + * Copyright (c) Meta Platforms, Inc. and affiliates. + * All rights reserved. + * + * This source code is licensed under both the BSD-style license (found in the + * LICENSE file in the root directory of this source tree) and the GPLv2 (found + * in the COPYING file in the root directory of this source tree). + * You may select, at your option, one of the above-listed licenses. + */ + +#ifndef PLATFORM_H_MODULE +#define PLATFORM_H_MODULE + +#if defined (__cplusplus) +extern "C" { +#endif + + + +/* ************************************** +* Compiler Options +****************************************/ +#if defined(_MSC_VER) +# define _CRT_SECURE_NO_WARNINGS /* Disable Visual Studio warning messages for fopen, strncpy, strerror */ +# define _CRT_NONSTDC_NO_WARNINGS /* Disable C4996 complaining about posix function names */ +# if (_MSC_VER <= 1800) /* 1800 == Visual Studio 2013 */ +# define _CRT_SECURE_NO_DEPRECATE /* VS2005 - must be declared before and */ +# define snprintf sprintf_s /* snprintf unsupported by Visual <= 2013 */ +# endif +# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */ +#endif + + +/* ************************************** +* Detect 64-bit OS +* https://nadeausoftware.com/articles/2012/02/c_c_tip_how_detect_processor_type_using_compiler_predefined_macros +****************************************/ +#if defined __ia64 || defined _M_IA64 /* Intel Itanium */ \ + || defined __powerpc64__ || defined __ppc64__ || defined __PPC64__ /* POWER 64-bit */ \ + || (defined __sparc && (defined __sparcv9 || defined __sparc_v9__ || defined __arch64__)) || defined __sparc64__ /* SPARC 64-bit */ \ + || defined __x86_64__s || defined _M_X64 /* x86 64-bit */ \ + || defined __arm64__ || defined __aarch64__ || defined __ARM64_ARCH_8__ /* ARM 64-bit */ \ + || (defined __mips && (__mips == 64 || __mips == 4 || __mips == 3)) /* MIPS 64-bit */ \ + || defined _LP64 || defined __LP64__ /* NetBSD, OpenBSD */ || defined __64BIT__ /* AIX */ || defined _ADDR64 /* Cray */ \ + || (defined __SIZEOF_POINTER__ && __SIZEOF_POINTER__ == 8) /* gcc */ +# if !defined(__64BIT__) +# define __64BIT__ 1 +# endif +#endif + + +/* ********************************************************* +* Turn on Large Files support (>4GB) for 32-bit Linux/Unix +***********************************************************/ +#if !defined(__64BIT__) || defined(__MINGW32__) /* No point defining Large file for 64 bit but MinGW-w64 requires it */ +# if !defined(_FILE_OFFSET_BITS) +# define _FILE_OFFSET_BITS 64 /* turn off_t into a 64-bit type for ftello, fseeko */ +# endif +# if !defined(_LARGEFILE_SOURCE) /* obsolete macro, replaced with _FILE_OFFSET_BITS */ +# define _LARGEFILE_SOURCE 1 /* Large File Support extension (LFS) - fseeko, ftello */ +# endif +# if defined(_AIX) || defined(__hpux) +# define _LARGE_FILES /* Large file support on 32-bits AIX and HP-UX */ +# endif +#endif + + +/* ************************************************************ +* Detect POSIX version +* PLATFORM_POSIX_VERSION = 0 for non-Unix e.g. Windows +* PLATFORM_POSIX_VERSION = 1 for Unix-like but non-POSIX +* PLATFORM_POSIX_VERSION > 1 is equal to found _POSIX_VERSION +* Value of PLATFORM_POSIX_VERSION can be forced on command line +***************************************************************/ +#ifndef PLATFORM_POSIX_VERSION + +# 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 */ + /* exception rule : force posix version to 200112L, + * note: it's better to use unistd.h's _POSIX_VERSION whenever possible */ +# define PLATFORM_POSIX_VERSION 200112L + +/* try to determine posix version through official unistd.h's _POSIX_VERSION (https://pubs.opengroup.org/onlinepubs/7908799/xsh/unistd.h.html). + * note : there is no simple way to know in advance if is present or not on target system, + * Posix specification mandates its presence and its content, but target system must respect this spec. + * It's necessary to _not_ #include whenever target OS is not unix-like + * otherwise it will block preprocessing stage. + * The following list of build macros tries to "guess" if target OS is likely unix-like, and therefore can #include + */ +# elif !defined(_WIN32) \ + && ( defined(__unix__) || defined(__unix) \ + || defined(__midipix__) || defined(__VMS) || defined(__HAIKU__) ) + +# if defined(__linux__) || defined(__linux) || defined(__CYGWIN__) +# ifndef _POSIX_C_SOURCE +# define _POSIX_C_SOURCE 200809L /* feature test macro : https://www.gnu.org/software/libc/manual/html_node/Feature-Test-Macros.html */ +# endif +# endif +# include /* declares _POSIX_VERSION */ +# if defined(_POSIX_VERSION) /* POSIX compliant */ +# define PLATFORM_POSIX_VERSION _POSIX_VERSION +# else +# define PLATFORM_POSIX_VERSION 1 +# endif + +# ifdef __UCLIBC__ +# ifndef __USE_MISC +# define __USE_MISC /* enable st_mtim on uclibc */ +# endif +# endif + +# else /* non-unix target platform (like Windows) */ +# define PLATFORM_POSIX_VERSION 0 +# endif + +#endif /* PLATFORM_POSIX_VERSION */ + + +#if PLATFORM_POSIX_VERSION > 1 + /* glibc < 2.26 may not expose struct timespec def without this. + * See issue #1920. */ +# ifndef _ATFILE_SOURCE +# define _ATFILE_SOURCE +# endif +#endif + + +/*-********************************************* +* Detect if isatty() and fileno() are available +* +* Note: Use UTIL_isConsole() for the zstd CLI +* instead, as it allows faking is console for +* testing. +************************************************/ +#if (defined(__linux__) && (PLATFORM_POSIX_VERSION > 1)) \ + || (PLATFORM_POSIX_VERSION >= 200112L) \ + || defined(__DJGPP__) +# include /* isatty */ +# include /* fileno */ +# define IS_CONSOLE(stdStream) isatty(fileno(stdStream)) +#elif defined(MSDOS) || defined(OS2) +# include /* _isatty */ +# define IS_CONSOLE(stdStream) _isatty(_fileno(stdStream)) +#elif defined(WIN32) || defined(_WIN32) +# include /* _isatty */ +# include /* DeviceIoControl, HANDLE, FSCTL_SET_SPARSE */ +# include /* FILE */ +static __inline int IS_CONSOLE(FILE* stdStream) { + DWORD dummy; + return _isatty(_fileno(stdStream)) && GetConsoleMode((HANDLE)_get_osfhandle(_fileno(stdStream)), &dummy); +} +#else +# define IS_CONSOLE(stdStream) 0 +#endif + + +/****************************** +* OS-specific IO behaviors +******************************/ +#if defined(MSDOS) || defined(OS2) || defined(WIN32) || defined(_WIN32) +# include /* _O_BINARY */ +# include /* _setmode, _fileno, _get_osfhandle */ +# if !defined(__DJGPP__) +# include /* DeviceIoControl, HANDLE, FSCTL_SET_SPARSE */ +# include /* FSCTL_SET_SPARSE */ +# define SET_BINARY_MODE(file) { int const unused=_setmode(_fileno(file), _O_BINARY); (void)unused; } +# define SET_SPARSE_FILE_MODE(file) { DWORD dw; DeviceIoControl((HANDLE) _get_osfhandle(_fileno(file)), FSCTL_SET_SPARSE, 0, 0, 0, 0, &dw, 0); } +# else +# define SET_BINARY_MODE(file) setmode(fileno(file), O_BINARY) +# define SET_SPARSE_FILE_MODE(file) +# endif +#else +# define SET_BINARY_MODE(file) +# define SET_SPARSE_FILE_MODE(file) +#endif + + +#ifndef ZSTD_SPARSE_DEFAULT +# if (defined(__APPLE__) && defined(__MACH__)) +# define ZSTD_SPARSE_DEFAULT 0 +# else +# define ZSTD_SPARSE_DEFAULT 1 +# endif +#endif + + +#ifndef ZSTD_START_SYMBOLLIST_FRAME +# ifdef __linux__ +# define ZSTD_START_SYMBOLLIST_FRAME 2 +# elif defined __APPLE__ +# define ZSTD_START_SYMBOLLIST_FRAME 4 +# else +# define ZSTD_START_SYMBOLLIST_FRAME 0 +# endif +#endif + + +#ifndef ZSTD_SETPRIORITY_SUPPORT + /* mandates presence of and support for setpriority() : https://man7.org/linux/man-pages/man2/setpriority.2.html */ +# define ZSTD_SETPRIORITY_SUPPORT (PLATFORM_POSIX_VERSION >= 200112L) +#endif + + +#ifndef ZSTD_NANOSLEEP_SUPPORT + /* mandates support of nanosleep() within : https://man7.org/linux/man-pages/man2/nanosleep.2.html */ +# if (defined(__linux__) && (PLATFORM_POSIX_VERSION >= 199309L)) \ + || (PLATFORM_POSIX_VERSION >= 200112L) +# define ZSTD_NANOSLEEP_SUPPORT 1 +# else +# define ZSTD_NANOSLEEP_SUPPORT 0 +# endif +#endif + + +#if defined (__cplusplus) +} +#endif + +#endif /* PLATFORM_H_MODULE */