github.com/afumu/libc@v0.0.6/fcntl/fcntl_linux_amd64.go (about)

     1  // Code generated by 'ccgo fcntl/gen.c -crt-import-path "" -export-defines "" -export-enums "" -export-externs X -export-fields F -export-structs "" -export-typedefs "" -header -hide _OSSwapInt16,_OSSwapInt32,_OSSwapInt64 -ignore-unsupported-alignment -o fcntl/fcntl_linux_amd64.go -pkgname fcntl', DO NOT EDIT.
     2  
     3  package fcntl
     4  
     5  import (
     6  	"math"
     7  	"reflect"
     8  	"sync/atomic"
     9  	"unsafe"
    10  )
    11  
    12  var _ = math.Pi
    13  var _ reflect.Kind
    14  var _ atomic.Value
    15  var _ unsafe.Pointer
    16  
    17  const (
    18  	AT_EACCESS            = 0x200      // fcntl-linux.h:388:1:
    19  	AT_FDCWD              = -100       // fcntl-linux.h:371:1:
    20  	AT_REMOVEDIR          = 0x200      // fcntl-linux.h:375:1:
    21  	AT_SYMLINK_FOLLOW     = 0x400      // fcntl-linux.h:377:1:
    22  	AT_SYMLINK_NOFOLLOW   = 0x100      // fcntl-linux.h:374:1:
    23  	FAPPEND               = 1024       // fcntl-linux.h:304:1:
    24  	FASYNC                = 8192       // fcntl-linux.h:306:1:
    25  	FD_CLOEXEC            = 1          // fcntl-linux.h:219:1:
    26  	FFSYNC                = 1052672    // fcntl-linux.h:305:1:
    27  	FNDELAY               = 2048       // fcntl-linux.h:308:1:
    28  	FNONBLOCK             = 2048       // fcntl-linux.h:307:1:
    29  	F_DUPFD               = 0          // fcntl-linux.h:167:1:
    30  	F_DUPFD_CLOEXEC       = 1030       // fcntl-linux.h:214:1:
    31  	F_EXLCK               = 4          // fcntl-linux.h:231:1:
    32  	F_GETFD               = 1          // fcntl-linux.h:168:1:
    33  	F_GETFL               = 3          // fcntl-linux.h:170:1:
    34  	F_GETLK               = 5          // fcntl-linux.h:109:1:
    35  	F_GETLK64             = 5          // fcntl.h:29:1:
    36  	F_GETOWN              = 9          // fcntl-linux.h:180:1:
    37  	F_LOCK                = 1          // fcntl.h:238:1:
    38  	F_OK                  = 0          // fcntl.h:131:1:
    39  	F_RDLCK               = 0          // fcntl-linux.h:223:1:
    40  	F_SETFD               = 2          // fcntl-linux.h:169:1:
    41  	F_SETFL               = 4          // fcntl-linux.h:171:1:
    42  	F_SETLK               = 6          // fcntl-linux.h:110:1:
    43  	F_SETLK64             = 6          // fcntl.h:30:1:
    44  	F_SETLKW              = 7          // fcntl-linux.h:111:1:
    45  	F_SETLKW64            = 7          // fcntl.h:31:1:
    46  	F_SETOWN              = 8          // fcntl-linux.h:179:1:
    47  	F_SHLCK               = 8          // fcntl-linux.h:232:1:
    48  	F_TEST                = 3          // fcntl.h:240:1:
    49  	F_TLOCK               = 2          // fcntl.h:239:1:
    50  	F_ULOCK               = 0          // fcntl.h:237:1:
    51  	F_UNLCK               = 2          // fcntl-linux.h:225:1:
    52  	F_WRLCK               = 1          // fcntl-linux.h:224:1:
    53  	LOCK_EX               = 2          // fcntl-linux.h:238:1:
    54  	LOCK_NB               = 4          // fcntl-linux.h:239:1:
    55  	LOCK_SH               = 1          // fcntl-linux.h:237:1:
    56  	LOCK_UN               = 8          // fcntl-linux.h:241:1:
    57  	O_ACCMODE             = 0003       // fcntl-linux.h:42:1:
    58  	O_APPEND              = 02000      // fcntl-linux.h:59:1:
    59  	O_ASYNC               = 020000     // fcntl-linux.h:72:1:
    60  	O_CLOEXEC             = 524288     // fcntl-linux.h:144:1:
    61  	O_CREAT               = 0100       // fcntl-linux.h:47:1:
    62  	O_DIRECTORY           = 65536      // fcntl-linux.h:142:1:
    63  	O_DSYNC               = 4096       // fcntl-linux.h:158:1:
    64  	O_EXCL                = 0200       // fcntl-linux.h:50:1:
    65  	O_FSYNC               = 1052672    // fcntl-linux.h:70:1:
    66  	O_NDELAY              = 2048       // fcntl-linux.h:65:1:
    67  	O_NOCTTY              = 0400       // fcntl-linux.h:53:1:
    68  	O_NOFOLLOW            = 131072     // fcntl-linux.h:143:1:
    69  	O_NONBLOCK            = 04000      // fcntl-linux.h:62:1:
    70  	O_RDONLY              = 00         // fcntl-linux.h:43:1:
    71  	O_RDWR                = 02         // fcntl-linux.h:45:1:
    72  	O_RSYNC               = 1052672    // fcntl-linux.h:162:1:
    73  	O_SYNC                = 04010000   // fcntl-linux.h:68:1:
    74  	O_TRUNC               = 01000      // fcntl-linux.h:56:1:
    75  	O_WRONLY              = 01         // fcntl-linux.h:44:1:
    76  	POSIX_FADV_DONTNEED   = 4          // fcntl-linux.h:321:1:
    77  	POSIX_FADV_NOREUSE    = 5          // fcntl-linux.h:322:1:
    78  	POSIX_FADV_NORMAL     = 0          // fcntl-linux.h:317:1:
    79  	POSIX_FADV_RANDOM     = 1          // fcntl-linux.h:318:1:
    80  	POSIX_FADV_SEQUENTIAL = 2          // fcntl-linux.h:319:1:
    81  	POSIX_FADV_WILLNEED   = 3          // fcntl-linux.h:320:1:
    82  	R_OK                  = 4          // fcntl.h:128:1:
    83  	SEEK_CUR              = 1          // fcntl.h:138:1:
    84  	SEEK_END              = 2          // fcntl.h:139:1:
    85  	SEEK_SET              = 0          // fcntl.h:137:1:
    86  	S_IFBLK               = 24576      // fcntl.h:83:1:
    87  	S_IFCHR               = 8192       // fcntl.h:82:1:
    88  	S_IFDIR               = 16384      // fcntl.h:81:1:
    89  	S_IFIFO               = 4096       // fcntl.h:86:1:
    90  	S_IFLNK               = 40960      // fcntl.h:89:1:
    91  	S_IFMT                = 61440      // fcntl.h:80:1:
    92  	S_IFREG               = 32768      // fcntl.h:84:1:
    93  	S_IFSOCK              = 49152      // fcntl.h:92:1:
    94  	S_IRGRP               = 32         // fcntl.h:111:1:
    95  	S_IROTH               = 4          // fcntl.h:117:1:
    96  	S_IRUSR               = 256        // fcntl.h:105:1:
    97  	S_IRWXG               = 56         // fcntl.h:115:1:
    98  	S_IRWXO               = 7          // fcntl.h:121:1:
    99  	S_IRWXU               = 448        // fcntl.h:109:1:
   100  	S_ISGID               = 1024       // fcntl.h:98:1:
   101  	S_ISUID               = 2048       // fcntl.h:97:1:
   102  	S_ISVTX               = 512        // fcntl.h:102:1:
   103  	S_IWGRP               = 16         // fcntl.h:112:1:
   104  	S_IWOTH               = 2          // fcntl.h:118:1:
   105  	S_IWUSR               = 128        // fcntl.h:106:1:
   106  	S_IXGRP               = 8          // fcntl.h:113:1:
   107  	S_IXOTH               = 1          // fcntl.h:119:1:
   108  	S_IXUSR               = 64         // fcntl.h:107:1:
   109  	UTIME_NOW             = 1073741823 // stat.h:206:1:
   110  	UTIME_OMIT            = 1073741822 // stat.h:207:1:
   111  	W_OK                  = 2          // fcntl.h:129:1:
   112  	X_OK                  = 1          // fcntl.h:130:1:
   113  	X_ATFILE_SOURCE       = 1          // features.h:342:1:
   114  	X_BITS_ENDIANNESS_H   = 1          // endianness.h:2:1:
   115  	X_BITS_ENDIAN_H       = 1          // endian.h:20:1:
   116  	X_BITS_STAT_H         = 1          // stat.h:23:1:
   117  	X_BITS_TIME64_H       = 1          // time64.h:24:1:
   118  	X_BITS_TYPESIZES_H    = 1          // typesizes.h:24:1:
   119  	X_BITS_TYPES_H        = 1          // types.h:24:1:
   120  	X_DEFAULT_SOURCE      = 1          // features.h:227:1:
   121  	X_FCNTL_H             = 1          // fcntl.h:23:1:
   122  	X_FEATURES_H          = 1          // features.h:19:1:
   123  	X_FILE_OFFSET_BITS    = 64         // <builtin>:25:1:
   124  	X_LP64                = 1          // <predefined>:284:1:
   125  	X_MKNOD_VER_LINUX     = 0          // stat.h:41:1:
   126  	X_POSIX_C_SOURCE      = 200809     // features.h:281:1:
   127  	X_POSIX_SOURCE        = 1          // features.h:279:1:
   128  	X_STATBUF_ST_BLKSIZE  = 0          // stat.h:172:1:
   129  	X_STATBUF_ST_NSEC     = 0          // stat.h:175:1:
   130  	X_STATBUF_ST_RDEV     = 0          // stat.h:173:1:
   131  	X_STAT_VER            = 1          // stat.h:44:1:
   132  	X_STAT_VER_KERNEL     = 0          // stat.h:37:1:
   133  	X_STAT_VER_LINUX      = 1          // stat.h:38:1:
   134  	X_STDC_PREDEF_H       = 1          // <predefined>:162:1:
   135  	X_STRUCT_TIMESPEC     = 1          // struct_timespec.h:3:1:
   136  	X_SYS_CDEFS_H         = 1          // cdefs.h:19:1:
   137  	Linux                 = 1          // <predefined>:231:1:
   138  	Unix                  = 1          // <predefined>:177:1:
   139  )
   140  
   141  type Ptrdiff_t = int64 /* <builtin>:3:26 */
   142  
   143  type Size_t = uint64 /* <builtin>:9:23 */
   144  
   145  type Wchar_t = int32 /* <builtin>:15:24 */
   146  
   147  type X__int128_t = struct {
   148  	Flo int64
   149  	Fhi int64
   150  } /* <builtin>:21:43 */ // must match modernc.org/mathutil.Int128
   151  type X__uint128_t = struct {
   152  	Flo uint64
   153  	Fhi uint64
   154  } /* <builtin>:22:44 */ // must match modernc.org/mathutil.Int128
   155  
   156  type X__builtin_va_list = uintptr /* <builtin>:46:14 */
   157  type X__float128 = float64        /* <builtin>:47:21 */
   158  
   159  // Copyright (C) 1991-2020 Free Software Foundation, Inc.
   160  //    This file is part of the GNU C Library.
   161  //
   162  //    The GNU C Library is free software; you can redistribute it and/or
   163  //    modify it under the terms of the GNU Lesser General Public
   164  //    License as published by the Free Software Foundation; either
   165  //    version 2.1 of the License, or (at your option) any later version.
   166  //
   167  //    The GNU C Library is distributed in the hope that it will be useful,
   168  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   169  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   170  //    Lesser General Public License for more details.
   171  //
   172  //    You should have received a copy of the GNU Lesser General Public
   173  //    License along with the GNU C Library; if not, see
   174  //    <https://www.gnu.org/licenses/>.
   175  
   176  //	POSIX Standard: 6.5 File Control Operations	<fcntl.h>
   177  
   178  // Copyright (C) 1991-2020 Free Software Foundation, Inc.
   179  //    This file is part of the GNU C Library.
   180  //
   181  //    The GNU C Library is free software; you can redistribute it and/or
   182  //    modify it under the terms of the GNU Lesser General Public
   183  //    License as published by the Free Software Foundation; either
   184  //    version 2.1 of the License, or (at your option) any later version.
   185  //
   186  //    The GNU C Library is distributed in the hope that it will be useful,
   187  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   188  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   189  //    Lesser General Public License for more details.
   190  //
   191  //    You should have received a copy of the GNU Lesser General Public
   192  //    License along with the GNU C Library; if not, see
   193  //    <https://www.gnu.org/licenses/>.
   194  
   195  // These are defined by the user (or the compiler)
   196  //    to specify the desired environment:
   197  //
   198  //    __STRICT_ANSI__	ISO Standard C.
   199  //    _ISOC99_SOURCE	Extensions to ISO C89 from ISO C99.
   200  //    _ISOC11_SOURCE	Extensions to ISO C99 from ISO C11.
   201  //    _ISOC2X_SOURCE	Extensions to ISO C99 from ISO C2X.
   202  //    __STDC_WANT_LIB_EXT2__
   203  // 			Extensions to ISO C99 from TR 27431-2:2010.
   204  //    __STDC_WANT_IEC_60559_BFP_EXT__
   205  // 			Extensions to ISO C11 from TS 18661-1:2014.
   206  //    __STDC_WANT_IEC_60559_FUNCS_EXT__
   207  // 			Extensions to ISO C11 from TS 18661-4:2015.
   208  //    __STDC_WANT_IEC_60559_TYPES_EXT__
   209  // 			Extensions to ISO C11 from TS 18661-3:2015.
   210  //
   211  //    _POSIX_SOURCE	IEEE Std 1003.1.
   212  //    _POSIX_C_SOURCE	If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2;
   213  // 			if >=199309L, add IEEE Std 1003.1b-1993;
   214  // 			if >=199506L, add IEEE Std 1003.1c-1995;
   215  // 			if >=200112L, all of IEEE 1003.1-2004
   216  // 			if >=200809L, all of IEEE 1003.1-2008
   217  //    _XOPEN_SOURCE	Includes POSIX and XPG things.  Set to 500 if
   218  // 			Single Unix conformance is wanted, to 600 for the
   219  // 			sixth revision, to 700 for the seventh revision.
   220  //    _XOPEN_SOURCE_EXTENDED XPG things and X/Open Unix extensions.
   221  //    _LARGEFILE_SOURCE	Some more functions for correct standard I/O.
   222  //    _LARGEFILE64_SOURCE	Additional functionality from LFS for large files.
   223  //    _FILE_OFFSET_BITS=N	Select default filesystem interface.
   224  //    _ATFILE_SOURCE	Additional *at interfaces.
   225  //    _GNU_SOURCE		All of the above, plus GNU extensions.
   226  //    _DEFAULT_SOURCE	The default set of features (taking precedence over
   227  // 			__STRICT_ANSI__).
   228  //
   229  //    _FORTIFY_SOURCE	Add security hardening to many library functions.
   230  // 			Set to 1 or 2; 2 performs stricter checks than 1.
   231  //
   232  //    _REENTRANT, _THREAD_SAFE
   233  // 			Obsolete; equivalent to _POSIX_C_SOURCE=199506L.
   234  //
   235  //    The `-ansi' switch to the GNU C compiler, and standards conformance
   236  //    options such as `-std=c99', define __STRICT_ANSI__.  If none of
   237  //    these are defined, or if _DEFAULT_SOURCE is defined, the default is
   238  //    to have _POSIX_SOURCE set to one and _POSIX_C_SOURCE set to
   239  //    200809L, as well as enabling miscellaneous functions from BSD and
   240  //    SVID.  If more than one of these are defined, they accumulate.  For
   241  //    example __STRICT_ANSI__, _POSIX_SOURCE and _POSIX_C_SOURCE together
   242  //    give you ISO C, 1003.1, and 1003.2, but nothing else.
   243  //
   244  //    These are defined by this file and are used by the
   245  //    header files to decide what to declare or define:
   246  //
   247  //    __GLIBC_USE (F)	Define things from feature set F.  This is defined
   248  // 			to 1 or 0; the subsequent macros are either defined
   249  // 			or undefined, and those tests should be moved to
   250  // 			__GLIBC_USE.
   251  //    __USE_ISOC11		Define ISO C11 things.
   252  //    __USE_ISOC99		Define ISO C99 things.
   253  //    __USE_ISOC95		Define ISO C90 AMD1 (C95) things.
   254  //    __USE_ISOCXX11	Define ISO C++11 things.
   255  //    __USE_POSIX		Define IEEE Std 1003.1 things.
   256  //    __USE_POSIX2		Define IEEE Std 1003.2 things.
   257  //    __USE_POSIX199309	Define IEEE Std 1003.1, and .1b things.
   258  //    __USE_POSIX199506	Define IEEE Std 1003.1, .1b, .1c and .1i things.
   259  //    __USE_XOPEN		Define XPG things.
   260  //    __USE_XOPEN_EXTENDED	Define X/Open Unix things.
   261  //    __USE_UNIX98		Define Single Unix V2 things.
   262  //    __USE_XOPEN2K        Define XPG6 things.
   263  //    __USE_XOPEN2KXSI     Define XPG6 XSI things.
   264  //    __USE_XOPEN2K8       Define XPG7 things.
   265  //    __USE_XOPEN2K8XSI    Define XPG7 XSI things.
   266  //    __USE_LARGEFILE	Define correct standard I/O things.
   267  //    __USE_LARGEFILE64	Define LFS things with separate names.
   268  //    __USE_FILE_OFFSET64	Define 64bit interface as default.
   269  //    __USE_MISC		Define things from 4.3BSD or System V Unix.
   270  //    __USE_ATFILE		Define *at interfaces and AT_* constants for them.
   271  //    __USE_GNU		Define GNU extensions.
   272  //    __USE_FORTIFY_LEVEL	Additional security measures used, according to level.
   273  //
   274  //    The macros `__GNU_LIBRARY__', `__GLIBC__', and `__GLIBC_MINOR__' are
   275  //    defined by this file unconditionally.  `__GNU_LIBRARY__' is provided
   276  //    only for compatibility.  All new code should use the other symbols
   277  //    to test for features.
   278  //
   279  //    All macros listed above as possibly being defined by this file are
   280  //    explicitly undefined if they are not explicitly defined.
   281  //    Feature-test macros that are not defined by the user or compiler
   282  //    but are implied by the other feature-test macros defined (or by the
   283  //    lack of any definitions) are defined by the file.
   284  //
   285  //    ISO C feature test macros depend on the definition of the macro
   286  //    when an affected header is included, not when the first system
   287  //    header is included, and so they are handled in
   288  //    <bits/libc-header-start.h>, which does not have a multiple include
   289  //    guard.  Feature test macros that can be handled from the first
   290  //    system header included are handled here.
   291  
   292  // Undefine everything, so we get a clean slate.
   293  
   294  // Suppress kernel-name space pollution unless user expressedly asks
   295  //    for it.
   296  
   297  // Convenience macro to test the version of gcc.
   298  //    Use like this:
   299  //    #if __GNUC_PREREQ (2,8)
   300  //    ... code requiring gcc 2.8 or later ...
   301  //    #endif
   302  //    Note: only works for GCC 2.0 and later, because __GNUC_MINOR__ was
   303  //    added in 2.0.
   304  
   305  // Similarly for clang.  Features added to GCC after version 4.2 may
   306  //    or may not also be available in clang, and clang's definitions of
   307  //    __GNUC(_MINOR)__ are fixed at 4 and 2 respectively.  Not all such
   308  //    features can be queried via __has_extension/__has_feature.
   309  
   310  // Whether to use feature set F.
   311  
   312  // _BSD_SOURCE and _SVID_SOURCE are deprecated aliases for
   313  //    _DEFAULT_SOURCE.  If _DEFAULT_SOURCE is present we do not
   314  //    issue a warning; the expectation is that the source is being
   315  //    transitioned to use the new macro.
   316  
   317  // If _GNU_SOURCE was defined by the user, turn on all the other features.
   318  
   319  // If nothing (other than _GNU_SOURCE and _DEFAULT_SOURCE) is defined,
   320  //    define _DEFAULT_SOURCE.
   321  
   322  // This is to enable the ISO C2X extension.
   323  
   324  // This is to enable the ISO C11 extension.
   325  
   326  // This is to enable the ISO C99 extension.
   327  
   328  // This is to enable the ISO C90 Amendment 1:1995 extension.
   329  
   330  // If none of the ANSI/POSIX macros are defined, or if _DEFAULT_SOURCE
   331  //    is defined, use POSIX.1-2008 (or another version depending on
   332  //    _XOPEN_SOURCE).
   333  
   334  // Some C libraries once required _REENTRANT and/or _THREAD_SAFE to be
   335  //    defined in all multithreaded code.  GNU libc has not required this
   336  //    for many years.  We now treat them as compatibility synonyms for
   337  //    _POSIX_C_SOURCE=199506L, which is the earliest level of POSIX with
   338  //    comprehensive support for multithreaded code.  Using them never
   339  //    lowers the selected level of POSIX conformance, only raises it.
   340  
   341  // The function 'gets' existed in C89, but is impossible to use
   342  //    safely.  It has been removed from ISO C11 and ISO C++14.  Note: for
   343  //    compatibility with various implementations of <cstdio>, this test
   344  //    must consider only the value of __cplusplus when compiling C++.
   345  
   346  // GNU formerly extended the scanf functions with modified format
   347  //    specifiers %as, %aS, and %a[...] that allocate a buffer for the
   348  //    input using malloc.  This extension conflicts with ISO C99, which
   349  //    defines %a as a standalone format specifier that reads a floating-
   350  //    point number; moreover, POSIX.1-2008 provides the same feature
   351  //    using the modifier letter 'm' instead (%ms, %mS, %m[...]).
   352  //
   353  //    We now follow C99 unless GNU extensions are active and the compiler
   354  //    is specifically in C89 or C++98 mode (strict or not).  For
   355  //    instance, with GCC, -std=gnu11 will have C99-compliant scanf with
   356  //    or without -D_GNU_SOURCE, but -std=c89 -D_GNU_SOURCE will have the
   357  //    old extension.
   358  
   359  // Get definitions of __STDC_* predefined macros, if the compiler has
   360  //    not preincluded this header automatically.
   361  // Copyright (C) 1991-2020 Free Software Foundation, Inc.
   362  //    This file is part of the GNU C Library.
   363  //
   364  //    The GNU C Library is free software; you can redistribute it and/or
   365  //    modify it under the terms of the GNU Lesser General Public
   366  //    License as published by the Free Software Foundation; either
   367  //    version 2.1 of the License, or (at your option) any later version.
   368  //
   369  //    The GNU C Library is distributed in the hope that it will be useful,
   370  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   371  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   372  //    Lesser General Public License for more details.
   373  //
   374  //    You should have received a copy of the GNU Lesser General Public
   375  //    License along with the GNU C Library; if not, see
   376  //    <https://www.gnu.org/licenses/>.
   377  
   378  // This macro indicates that the installed library is the GNU C Library.
   379  //    For historic reasons the value now is 6 and this will stay from now
   380  //    on.  The use of this variable is deprecated.  Use __GLIBC__ and
   381  //    __GLIBC_MINOR__ now (see below) when you want to test for a specific
   382  //    GNU C library version and use the values in <gnu/lib-names.h> to get
   383  //    the sonames of the shared libraries.
   384  
   385  // Major and minor version number of the GNU C library package.  Use
   386  //    these macros to test for features in specific releases.
   387  
   388  // This is here only because every header file already includes this one.
   389  // Copyright (C) 1992-2020 Free Software Foundation, Inc.
   390  //    This file is part of the GNU C Library.
   391  //
   392  //    The GNU C Library is free software; you can redistribute it and/or
   393  //    modify it under the terms of the GNU Lesser General Public
   394  //    License as published by the Free Software Foundation; either
   395  //    version 2.1 of the License, or (at your option) any later version.
   396  //
   397  //    The GNU C Library is distributed in the hope that it will be useful,
   398  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   399  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   400  //    Lesser General Public License for more details.
   401  //
   402  //    You should have received a copy of the GNU Lesser General Public
   403  //    License along with the GNU C Library; if not, see
   404  //    <https://www.gnu.org/licenses/>.
   405  
   406  // We are almost always included from features.h.
   407  
   408  // The GNU libc does not support any K&R compilers or the traditional mode
   409  //    of ISO C compilers anymore.  Check for some of the combinations not
   410  //    anymore supported.
   411  
   412  // Some user header file might have defined this before.
   413  
   414  // All functions, except those with callbacks or those that
   415  //    synchronize memory, are leaf functions.
   416  
   417  // GCC can always grok prototypes.  For C++ programs we add throw()
   418  //    to help it optimize the function calls.  But this works only with
   419  //    gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
   420  //    as non-throwing using a function attribute since programs can use
   421  //    the -fexceptions options for C code as well.
   422  
   423  // Compilers that are not clang may object to
   424  //        #if defined __clang__ && __has_extension(...)
   425  //    even though they do not need to evaluate the right-hand side of the &&.
   426  
   427  // These two macros are not used in glibc anymore.  They are kept here
   428  //    only because some other projects expect the macros to be defined.
   429  
   430  // For these things, GCC behaves the ANSI way normally,
   431  //    and the non-ANSI way under -traditional.
   432  
   433  // This is not a typedef so `const __ptr_t' does the right thing.
   434  
   435  // C++ needs to know that types and declarations are C, not C++.
   436  
   437  // Fortify support.
   438  
   439  // Support for flexible arrays.
   440  //    Headers that should use flexible arrays only if they're "real"
   441  //    (e.g. only if they won't affect sizeof()) should test
   442  //    #if __glibc_c99_flexarr_available.
   443  
   444  // __asm__ ("xyz") is used throughout the headers to rename functions
   445  //    at the assembly language level.  This is wrapped by the __REDIRECT
   446  //    macro, in order to support compilers that can do this some other
   447  //    way.  When compilers don't support asm-names at all, we have to do
   448  //    preprocessor tricks instead (which don't have exactly the right
   449  //    semantics, but it's the best we can do).
   450  //
   451  //    Example:
   452  //    int __REDIRECT(setpgrp, (__pid_t pid, __pid_t pgrp), setpgid);
   453  
   454  //
   455  // #elif __SOME_OTHER_COMPILER__
   456  //
   457  // # define __REDIRECT(name, proto, alias) name proto; 	_Pragma("let " #name " = " #alias)
   458  
   459  // GCC has various useful declarations that can be made with the
   460  //    `__attribute__' syntax.  All of the ways we use this do fine if
   461  //    they are omitted for compilers that don't understand it.
   462  
   463  // At some point during the gcc 2.96 development the `malloc' attribute
   464  //    for functions was introduced.  We don't want to use it unconditionally
   465  //    (although this would be possible) since it generates warnings.
   466  
   467  // Tell the compiler which arguments to an allocation function
   468  //    indicate the size of the allocation.
   469  
   470  // At some point during the gcc 2.96 development the `pure' attribute
   471  //    for functions was introduced.  We don't want to use it unconditionally
   472  //    (although this would be possible) since it generates warnings.
   473  
   474  // This declaration tells the compiler that the value is constant.
   475  
   476  // At some point during the gcc 3.1 development the `used' attribute
   477  //    for functions was introduced.  We don't want to use it unconditionally
   478  //    (although this would be possible) since it generates warnings.
   479  
   480  // Since version 3.2, gcc allows marking deprecated functions.
   481  
   482  // Since version 4.5, gcc also allows one to specify the message printed
   483  //    when a deprecated function is used.  clang claims to be gcc 4.2, but
   484  //    may also support this feature.
   485  
   486  // At some point during the gcc 2.8 development the `format_arg' attribute
   487  //    for functions was introduced.  We don't want to use it unconditionally
   488  //    (although this would be possible) since it generates warnings.
   489  //    If several `format_arg' attributes are given for the same function, in
   490  //    gcc-3.0 and older, all but the last one are ignored.  In newer gccs,
   491  //    all designated arguments are considered.
   492  
   493  // At some point during the gcc 2.97 development the `strfmon' format
   494  //    attribute for functions was introduced.  We don't want to use it
   495  //    unconditionally (although this would be possible) since it
   496  //    generates warnings.
   497  
   498  // The nonull function attribute allows to mark pointer parameters which
   499  //    must not be NULL.
   500  
   501  // If fortification mode, we warn about unused results of certain
   502  //    function calls which can lead to problems.
   503  
   504  // Forces a function to be always inlined.
   505  // The Linux kernel defines __always_inline in stddef.h (283d7573), and
   506  //    it conflicts with this definition.  Therefore undefine it first to
   507  //    allow either header to be included first.
   508  
   509  // Associate error messages with the source location of the call site rather
   510  //    than with the source location inside the function.
   511  
   512  // GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99
   513  //    inline semantics, unless -fgnu89-inline is used.  Using __GNUC_STDC_INLINE__
   514  //    or __GNUC_GNU_INLINE is not a good enough check for gcc because gcc versions
   515  //    older than 4.3 may define these macros and still not guarantee GNU inlining
   516  //    semantics.
   517  //
   518  //    clang++ identifies itself as gcc-4.2, but has support for GNU inlining
   519  //    semantics, that can be checked for by using the __GNUC_STDC_INLINE_ and
   520  //    __GNUC_GNU_INLINE__ macro definitions.
   521  
   522  // GCC 4.3 and above allow passing all anonymous arguments of an
   523  //    __extern_always_inline function to some other vararg function.
   524  
   525  // It is possible to compile containing GCC extensions even if GCC is
   526  //    run in pedantic mode if the uses are carefully marked using the
   527  //    `__extension__' keyword.  But this is not generally available before
   528  //    version 2.8.
   529  
   530  // __restrict is known in EGCS 1.2 and above.
   531  
   532  // ISO C99 also allows to declare arrays as non-overlapping.  The syntax is
   533  //      array_name[restrict]
   534  //    GCC 3.1 supports this.
   535  
   536  // Describes a char array whose address can safely be passed as the first
   537  //    argument to strncpy and strncat, as the char array is not necessarily
   538  //    a NUL-terminated string.
   539  
   540  // Undefine (also defined in libc-symbols.h).
   541  // Copies attributes from the declaration or type referenced by
   542  //    the argument.
   543  
   544  // Determine the wordsize from the preprocessor defines.
   545  
   546  // Both x86-64 and x32 use the 64-bit system call interface.
   547  // Properties of long double type.  ldbl-96 version.
   548  //    Copyright (C) 2016-2020 Free Software Foundation, Inc.
   549  //    This file is part of the GNU C Library.
   550  //
   551  //    The GNU C Library is free software; you can redistribute it and/or
   552  //    modify it under the terms of the GNU Lesser General Public
   553  //    License  published by the Free Software Foundation; either
   554  //    version 2.1 of the License, or (at your option) any later version.
   555  //
   556  //    The GNU C Library is distributed in the hope that it will be useful,
   557  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   558  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   559  //    Lesser General Public License for more details.
   560  //
   561  //    You should have received a copy of the GNU Lesser General Public
   562  //    License along with the GNU C Library; if not, see
   563  //    <https://www.gnu.org/licenses/>.
   564  
   565  // long double is distinct from double, so there is nothing to
   566  //    define here.
   567  
   568  // __glibc_macro_warning (MESSAGE) issues warning MESSAGE.  This is
   569  //    intended for use in preprocessor macros.
   570  //
   571  //    Note: MESSAGE must be a _single_ string; concatenation of string
   572  //    literals is not supported.
   573  
   574  // Generic selection (ISO C11) is a C-only feature, available in GCC
   575  //    since version 4.9.  Previous versions do not provide generic
   576  //    selection, even though they might set __STDC_VERSION__ to 201112L,
   577  //    when in -std=c11 mode.  Thus, we must check for !defined __GNUC__
   578  //    when testing __STDC_VERSION__ for generic selection support.
   579  //    On the other hand, Clang also defines __GNUC__, so a clang-specific
   580  //    check is required to enable the use of generic selection.
   581  
   582  // If we don't have __REDIRECT, prototypes will be missing if
   583  //    __USE_FILE_OFFSET64 but not __USE_LARGEFILE[64].
   584  
   585  // Decide whether we can define 'extern inline' functions in headers.
   586  
   587  // This is here only because every header file already includes this one.
   588  //    Get the definitions of all the appropriate `__stub_FUNCTION' symbols.
   589  //    <gnu/stubs.h> contains `#define __stub_FUNCTION' when FUNCTION is a stub
   590  //    that will always return failure (and set errno to ENOSYS).
   591  // This file is automatically generated.
   592  //    This file selects the right generated file of `__stub_FUNCTION' macros
   593  //    based on the architecture being compiled for.
   594  
   595  // This file is automatically generated.
   596  //    It defines a symbol `__stub_FUNCTION' for each function
   597  //    in the C library which is a stub, meaning it will fail
   598  //    every time called, usually setting errno to ENOSYS.
   599  
   600  // This must be early so <bits/fcntl.h> can define types winningly.
   601  
   602  // Get __mode_t, __dev_t and __off_t  .
   603  // bits/types.h -- definitions of __*_t types underlying *_t types.
   604  //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   605  //    This file is part of the GNU C Library.
   606  //
   607  //    The GNU C Library is free software; you can redistribute it and/or
   608  //    modify it under the terms of the GNU Lesser General Public
   609  //    License as published by the Free Software Foundation; either
   610  //    version 2.1 of the License, or (at your option) any later version.
   611  //
   612  //    The GNU C Library is distributed in the hope that it will be useful,
   613  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   614  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   615  //    Lesser General Public License for more details.
   616  //
   617  //    You should have received a copy of the GNU Lesser General Public
   618  //    License along with the GNU C Library; if not, see
   619  //    <https://www.gnu.org/licenses/>.
   620  
   621  // Never include this file directly; use <sys/types.h> instead.
   622  
   623  // Copyright (C) 1991-2020 Free Software Foundation, Inc.
   624  //    This file is part of the GNU C Library.
   625  //
   626  //    The GNU C Library is free software; you can redistribute it and/or
   627  //    modify it under the terms of the GNU Lesser General Public
   628  //    License as published by the Free Software Foundation; either
   629  //    version 2.1 of the License, or (at your option) any later version.
   630  //
   631  //    The GNU C Library is distributed in the hope that it will be useful,
   632  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   633  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   634  //    Lesser General Public License for more details.
   635  //
   636  //    You should have received a copy of the GNU Lesser General Public
   637  //    License along with the GNU C Library; if not, see
   638  //    <https://www.gnu.org/licenses/>.
   639  
   640  // Determine the wordsize from the preprocessor defines.
   641  
   642  // Both x86-64 and x32 use the 64-bit system call interface.
   643  // Bit size of the time_t type at glibc build time, x86-64 and x32 case.
   644  //    Copyright (C) 2018-2020 Free Software Foundation, Inc.
   645  //    This file is part of the GNU C Library.
   646  //
   647  //    The GNU C Library is free software; you can redistribute it and/or
   648  //    modify it under the terms of the GNU Lesser General Public
   649  //    License as published by the Free Software Foundation; either
   650  //    version 2.1 of the License, or (at your option) any later version.
   651  //
   652  //    The GNU C Library is distributed in the hope that it will be useful,
   653  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   654  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   655  //    Lesser General Public License for more details.
   656  //
   657  //    You should have received a copy of the GNU Lesser General Public
   658  //    License along with the GNU C Library; if not, see
   659  //    <https://www.gnu.org/licenses/>.
   660  
   661  // For others, time size is word size.
   662  
   663  // Convenience types.
   664  type X__u_char = uint8   /* types.h:31:23 */
   665  type X__u_short = uint16 /* types.h:32:28 */
   666  type X__u_int = uint32   /* types.h:33:22 */
   667  type X__u_long = uint64  /* types.h:34:27 */
   668  
   669  // Fixed-size types, underlying types depend on word size and compiler.
   670  type X__int8_t = int8     /* types.h:37:21 */
   671  type X__uint8_t = uint8   /* types.h:38:23 */
   672  type X__int16_t = int16   /* types.h:39:26 */
   673  type X__uint16_t = uint16 /* types.h:40:28 */
   674  type X__int32_t = int32   /* types.h:41:20 */
   675  type X__uint32_t = uint32 /* types.h:42:22 */
   676  type X__int64_t = int64   /* types.h:44:25 */
   677  type X__uint64_t = uint64 /* types.h:45:27 */
   678  
   679  // Smallest types with at least a given width.
   680  type X__int_least8_t = X__int8_t     /* types.h:52:18 */
   681  type X__uint_least8_t = X__uint8_t   /* types.h:53:19 */
   682  type X__int_least16_t = X__int16_t   /* types.h:54:19 */
   683  type X__uint_least16_t = X__uint16_t /* types.h:55:20 */
   684  type X__int_least32_t = X__int32_t   /* types.h:56:19 */
   685  type X__uint_least32_t = X__uint32_t /* types.h:57:20 */
   686  type X__int_least64_t = X__int64_t   /* types.h:58:19 */
   687  type X__uint_least64_t = X__uint64_t /* types.h:59:20 */
   688  
   689  // quad_t is also 64 bits.
   690  type X__quad_t = int64    /* types.h:63:18 */
   691  type X__u_quad_t = uint64 /* types.h:64:27 */
   692  
   693  // Largest integral types.
   694  type X__intmax_t = int64   /* types.h:72:18 */
   695  type X__uintmax_t = uint64 /* types.h:73:27 */
   696  
   697  // The machine-dependent file <bits/typesizes.h> defines __*_T_TYPE
   698  //    macros for each of the OS types we define below.  The definitions
   699  //    of those macros must use the following macros for underlying types.
   700  //    We define __S<SIZE>_TYPE and __U<SIZE>_TYPE for the signed and unsigned
   701  //    variants of each of the following integer types on this machine.
   702  //
   703  // 	16		-- "natural" 16-bit type (always short)
   704  // 	32		-- "natural" 32-bit type (always int)
   705  // 	64		-- "natural" 64-bit type (long or long long)
   706  // 	LONG32		-- 32-bit type, traditionally long
   707  // 	QUAD		-- 64-bit type, traditionally long long
   708  // 	WORD		-- natural type of __WORDSIZE bits (int or long)
   709  // 	LONGWORD	-- type of __WORDSIZE bits, traditionally long
   710  //
   711  //    We distinguish WORD/LONGWORD, 32/LONG32, and 64/QUAD so that the
   712  //    conventional uses of `long' or `long long' type modifiers match the
   713  //    types we define, even when a less-adorned type would be the same size.
   714  //    This matters for (somewhat) portably writing printf/scanf formats for
   715  //    these types, where using the appropriate l or ll format modifiers can
   716  //    make the typedefs and the formats match up across all GNU platforms.  If
   717  //    we used `long' when it's 64 bits where `long long' is expected, then the
   718  //    compiler would warn about the formats not matching the argument types,
   719  //    and the programmer changing them to shut up the compiler would break the
   720  //    program's portability.
   721  //
   722  //    Here we assume what is presently the case in all the GCC configurations
   723  //    we support: long long is always 64 bits, long is always word/address size,
   724  //    and int is always 32 bits.
   725  
   726  // No need to mark the typedef with __extension__.
   727  // bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
   728  //    Copyright (C) 2012-2020 Free Software Foundation, Inc.
   729  //    This file is part of the GNU C Library.
   730  //
   731  //    The GNU C Library is free software; you can redistribute it and/or
   732  //    modify it under the terms of the GNU Lesser General Public
   733  //    License as published by the Free Software Foundation; either
   734  //    version 2.1 of the License, or (at your option) any later version.
   735  //
   736  //    The GNU C Library is distributed in the hope that it will be useful,
   737  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   738  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   739  //    Lesser General Public License for more details.
   740  //
   741  //    You should have received a copy of the GNU Lesser General Public
   742  //    License along with the GNU C Library; if not, see
   743  //    <https://www.gnu.org/licenses/>.
   744  
   745  // See <bits/types.h> for the meaning of these macros.  This file exists so
   746  //    that <bits/types.h> need not vary across different GNU platforms.
   747  
   748  // X32 kernel interface is 64-bit.
   749  
   750  // Tell the libc code that off_t and off64_t are actually the same type
   751  //    for all ABI purposes, even if possibly expressed as different base types
   752  //    for C type-checking purposes.
   753  
   754  // Same for ino_t and ino64_t.
   755  
   756  // And for __rlim_t and __rlim64_t.
   757  
   758  // And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t.
   759  
   760  // Number of descriptors that can fit in an `fd_set'.
   761  
   762  // bits/time64.h -- underlying types for __time64_t.  Generic version.
   763  //    Copyright (C) 2018-2020 Free Software Foundation, Inc.
   764  //    This file is part of the GNU C Library.
   765  //
   766  //    The GNU C Library is free software; you can redistribute it and/or
   767  //    modify it under the terms of the GNU Lesser General Public
   768  //    License as published by the Free Software Foundation; either
   769  //    version 2.1 of the License, or (at your option) any later version.
   770  //
   771  //    The GNU C Library is distributed in the hope that it will be useful,
   772  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   773  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   774  //    Lesser General Public License for more details.
   775  //
   776  //    You should have received a copy of the GNU Lesser General Public
   777  //    License along with the GNU C Library; if not, see
   778  //    <https://www.gnu.org/licenses/>.
   779  
   780  // Define __TIME64_T_TYPE so that it is always a 64-bit type.
   781  
   782  // If we already have 64-bit time type then use it.
   783  
   784  type X__dev_t = uint64                     /* types.h:145:25 */ // Type of device numbers.
   785  type X__uid_t = uint32                     /* types.h:146:25 */ // Type of user identifications.
   786  type X__gid_t = uint32                     /* types.h:147:25 */ // Type of group identifications.
   787  type X__ino_t = uint64                     /* types.h:148:25 */ // Type of file serial numbers.
   788  type X__ino64_t = uint64                   /* types.h:149:27 */ // Type of file serial numbers (LFS).
   789  type X__mode_t = uint32                    /* types.h:150:26 */ // Type of file attribute bitmasks.
   790  type X__nlink_t = uint64                   /* types.h:151:27 */ // Type of file link counts.
   791  type X__off_t = int64                      /* types.h:152:25 */ // Type of file sizes and offsets.
   792  type X__off64_t = int64                    /* types.h:153:27 */ // Type of file sizes and offsets (LFS).
   793  type X__pid_t = int32                      /* types.h:154:25 */ // Type of process identifications.
   794  type X__fsid_t = struct{ F__val [2]int32 } /* types.h:155:26 */ // Type of file system IDs.
   795  type X__clock_t = int64                    /* types.h:156:27 */ // Type of CPU usage counts.
   796  type X__rlim_t = uint64                    /* types.h:157:26 */ // Type for resource measurement.
   797  type X__rlim64_t = uint64                  /* types.h:158:28 */ // Type for resource measurement (LFS).
   798  type X__id_t = uint32                      /* types.h:159:24 */ // General type for IDs.
   799  type X__time_t = int64                     /* types.h:160:26 */ // Seconds since the Epoch.
   800  type X__useconds_t = uint32                /* types.h:161:30 */ // Count of microseconds.
   801  type X__suseconds_t = int64                /* types.h:162:31 */ // Signed count of microseconds.
   802  
   803  type X__daddr_t = int32 /* types.h:164:27 */ // The type of a disk address.
   804  type X__key_t = int32   /* types.h:165:25 */ // Type of an IPC key.
   805  
   806  // Clock ID used in clock and timer functions.
   807  type X__clockid_t = int32 /* types.h:168:29 */
   808  
   809  // Timer ID returned by `timer_create'.
   810  type X__timer_t = uintptr /* types.h:171:12 */
   811  
   812  // Type to represent block size.
   813  type X__blksize_t = int64 /* types.h:174:29 */
   814  
   815  // Types from the Large File Support interface.
   816  
   817  // Type to count number of disk blocks.
   818  type X__blkcnt_t = int64   /* types.h:179:28 */
   819  type X__blkcnt64_t = int64 /* types.h:180:30 */
   820  
   821  // Type to count file system blocks.
   822  type X__fsblkcnt_t = uint64   /* types.h:183:30 */
   823  type X__fsblkcnt64_t = uint64 /* types.h:184:32 */
   824  
   825  // Type to count file system nodes.
   826  type X__fsfilcnt_t = uint64   /* types.h:187:30 */
   827  type X__fsfilcnt64_t = uint64 /* types.h:188:32 */
   828  
   829  // Type of miscellaneous file system fields.
   830  type X__fsword_t = int64 /* types.h:191:28 */
   831  
   832  type X__ssize_t = int64 /* types.h:193:27 */ // Type of a byte count, or error.
   833  
   834  // Signed long type used in system calls.
   835  type X__syscall_slong_t = int64 /* types.h:196:33 */
   836  // Unsigned long type used in system calls.
   837  type X__syscall_ulong_t = uint64 /* types.h:198:33 */
   838  
   839  // These few don't really vary by system, they always correspond
   840  //
   841  //	to one of the other defined types.
   842  type X__loff_t = X__off64_t /* types.h:202:19 */ // Type of file sizes and offsets (LFS).
   843  type X__caddr_t = uintptr   /* types.h:203:14 */
   844  
   845  // Duplicates info from stdint.h but this is used in unistd.h.
   846  type X__intptr_t = int64 /* types.h:206:25 */
   847  
   848  // Duplicate info from sys/socket.h.
   849  type X__socklen_t = uint32 /* types.h:209:23 */
   850  
   851  // C99: An integer type that can be accessed as an atomic entity,
   852  //
   853  //	even in the presence of asynchronous interrupts.
   854  //	It is not currently necessary for this to be machine-specific.
   855  type X__sig_atomic_t = int32 /* types.h:214:13 */
   856  
   857  // Seconds since the Epoch, visible to user code when time_t is too
   858  //    narrow only for consistency with the old way of widening too-narrow
   859  //    types.  User code should never use __time64_t.
   860  
   861  // Get the definitions of O_*, F_*, FD_*: all the
   862  //    numbers and flag bits for `open', `fcntl', et al.
   863  // O_*, F_*, FD_* bit values for Linux/x86.
   864  //    Copyright (C) 2001-2020 Free Software Foundation, Inc.
   865  //    This file is part of the GNU C Library.
   866  //
   867  //    The GNU C Library is free software; you can redistribute it and/or
   868  //    modify it under the terms of the GNU Lesser General Public
   869  //    License as published by the Free Software Foundation; either
   870  //    version 2.1 of the License, or (at your option) any later version.
   871  //
   872  //    The GNU C Library is distributed in the hope that it will be useful,
   873  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   874  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   875  //    Lesser General Public License for more details.
   876  //
   877  //    You should have received a copy of the GNU Lesser General Public
   878  //    License along with the GNU C Library; if not, see
   879  //    <https://www.gnu.org/licenses/>.
   880  
   881  // Not necessary, we always have 64-bit offsets.
   882  
   883  type Flock = struct {
   884  	Fl_type      int16
   885  	Fl_whence    int16
   886  	F__ccgo_pad1 [4]byte
   887  	Fl_start     X__off64_t
   888  	Fl_len       X__off64_t
   889  	Fl_pid       X__pid_t
   890  	F__ccgo_pad2 [4]byte
   891  } /* fcntl.h:35:1 */
   892  
   893  // Include generic Linux declarations.
   894  // O_*, F_*, FD_* bit values for Linux.
   895  //    Copyright (C) 2001-2020 Free Software Foundation, Inc.
   896  //    This file is part of the GNU C Library.
   897  //
   898  //    The GNU C Library is free software; you can redistribute it and/or
   899  //    modify it under the terms of the GNU Lesser General Public
   900  //    License as published by the Free Software Foundation; either
   901  //    version 2.1 of the License, or (at your option) any later version.
   902  //
   903  //    The GNU C Library is distributed in the hope that it will be useful,
   904  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   905  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   906  //    Lesser General Public License for more details.
   907  //
   908  //    You should have received a copy of the GNU Lesser General Public
   909  //    License along with the GNU C Library; if not, see
   910  //    <https://www.gnu.org/licenses/>.
   911  
   912  // This file contains shared definitions between Linux architectures
   913  //    and is included by <bits/fcntl.h> to declare them.  The various
   914  //    #ifndef cases allow the architecture specific file to define those
   915  //    values with different values.
   916  //
   917  //    A minimal <bits/fcntl.h> contains just:
   918  //
   919  //    struct flock {...}
   920  //    #ifdef __USE_LARGEFILE64
   921  //    struct flock64 {...}
   922  //    #endif
   923  //    #include <bits/fcntl-linux.h>
   924  
   925  // open/fcntl.
   926  
   927  // open file description locks.
   928  //
   929  //    Usually record locks held by a process are released on *any* close and are
   930  //    not inherited across a fork.
   931  //
   932  //    These cmd values will set locks that conflict with process-associated record
   933  //    locks, but are "owned" by the opened file description, not the process.
   934  //    This means that they are inherited across fork or clone with CLONE_FILES
   935  //    like BSD (flock) locks, and they are only released automatically when the
   936  //    last reference to the the file description against which they were acquired
   937  //    is put.
   938  
   939  // For now, Linux has no separate synchronicity options for read
   940  //    operations.  We define O_RSYNC therefore as the same as O_SYNC
   941  //    since this is a superset.
   942  
   943  // Values for the second argument to `fcntl'.
   944  
   945  // For F_[GET|SET]FD.
   946  
   947  // For posix fcntl() and `l_type' field of a `struct flock' for lockf().
   948  
   949  // For old implementation of BSD flock.
   950  
   951  // Operations for BSD flock, also used by the kernel implementation.
   952  
   953  // Define some more compatibility macros to be backward compatible with
   954  //    BSD systems which did not managed to hide these kernel macros.
   955  
   956  // Advise to `posix_fadvise'.
   957  
   958  // Values for `*at' functions.
   959  
   960  // Detect if open needs mode as a third argument (or for openat as a fourth
   961  //    argument).
   962  
   963  // POSIX.1-2001 specifies that these types are defined by <fcntl.h>.
   964  //
   965  //	Earlier POSIX standards permitted any type ending in `_t' to be defined
   966  //	by any POSIX header, so we don't conditionalize the definitions here.
   967  type Mode_t = X__mode_t /* fcntl.h:50:18 */
   968  
   969  type Off_t = X__off64_t /* fcntl.h:58:19 */
   970  
   971  type Pid_t = X__pid_t /* fcntl.h:69:17 */
   972  
   973  // For XPG all symbols from <sys/stat.h> should also be available.
   974  // NB: Include guard matches what <linux/time.h> uses.
   975  
   976  // bits/types.h -- definitions of __*_t types underlying *_t types.
   977  //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   978  //    This file is part of the GNU C Library.
   979  //
   980  //    The GNU C Library is free software; you can redistribute it and/or
   981  //    modify it under the terms of the GNU Lesser General Public
   982  //    License as published by the Free Software Foundation; either
   983  //    version 2.1 of the License, or (at your option) any later version.
   984  //
   985  //    The GNU C Library is distributed in the hope that it will be useful,
   986  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   987  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   988  //    Lesser General Public License for more details.
   989  //
   990  //    You should have received a copy of the GNU Lesser General Public
   991  //    License along with the GNU C Library; if not, see
   992  //    <https://www.gnu.org/licenses/>.
   993  
   994  // Never include this file directly; use <sys/types.h> instead.
   995  
   996  // Endian macros for string.h functions
   997  //    Copyright (C) 1992-2020 Free Software Foundation, Inc.
   998  //    This file is part of the GNU C Library.
   999  //
  1000  //    The GNU C Library is free software; you can redistribute it and/or
  1001  //    modify it under the terms of the GNU Lesser General Public
  1002  //    License as published by the Free Software Foundation; either
  1003  //    version 2.1 of the License, or (at your option) any later version.
  1004  //
  1005  //    The GNU C Library is distributed in the hope that it will be useful,
  1006  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1007  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1008  //    Lesser General Public License for more details.
  1009  //
  1010  //    You should have received a copy of the GNU Lesser General Public
  1011  //    License along with the GNU C Library; if not, see
  1012  //    <http://www.gnu.org/licenses/>.
  1013  
  1014  // Definitions for byte order, according to significance of bytes,
  1015  //    from low addresses to high addresses.  The value is what you get by
  1016  //    putting '4' in the most significant byte, '3' in the second most
  1017  //    significant byte, '2' in the second least significant byte, and '1'
  1018  //    in the least significant byte, and then writing down one digit for
  1019  //    each byte, starting with the byte at the lowest address at the left,
  1020  //    and proceeding to the byte with the highest address at the right.
  1021  
  1022  // This file defines `__BYTE_ORDER' for the particular machine.
  1023  
  1024  // i386/x86_64 are little-endian.
  1025  
  1026  // Some machines may need to use a different endianness for floating point
  1027  //    values.
  1028  
  1029  // POSIX.1b structure for a time value.  This is like a `struct timeval' but
  1030  //
  1031  //	has nanoseconds instead of microseconds.
  1032  type Timespec = struct {
  1033  	Ftv_sec  X__time_t
  1034  	Ftv_nsec X__syscall_slong_t
  1035  } /* struct_timespec.h:10:1 */
  1036  
  1037  // Copyright (C) 1999-2020 Free Software Foundation, Inc.
  1038  //    This file is part of the GNU C Library.
  1039  //
  1040  //    The GNU C Library is free software; you can redistribute it and/or
  1041  //    modify it under the terms of the GNU Lesser General Public
  1042  //    License as published by the Free Software Foundation; either
  1043  //    version 2.1 of the License, or (at your option) any later version.
  1044  //
  1045  //    The GNU C Library is distributed in the hope that it will be useful,
  1046  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1047  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1048  //    Lesser General Public License for more details.
  1049  //
  1050  //    You should have received a copy of the GNU Lesser General Public
  1051  //    License along with the GNU C Library; if not, see
  1052  //    <https://www.gnu.org/licenses/>.
  1053  
  1054  // Versions of the `struct stat' data structure.
  1055  
  1056  // x86-64 versions of the `xmknod' interface.
  1057  
  1058  type Stat = struct {
  1059  	Fst_dev     X__dev_t
  1060  	Fst_ino     X__ino_t
  1061  	Fst_nlink   X__nlink_t
  1062  	Fst_mode    X__mode_t
  1063  	Fst_uid     X__uid_t
  1064  	Fst_gid     X__gid_t
  1065  	F__pad0     int32
  1066  	Fst_rdev    X__dev_t
  1067  	Fst_size    X__off_t
  1068  	Fst_blksize X__blksize_t
  1069  	Fst_blocks  X__blkcnt_t
  1070  	Fst_atim    struct {
  1071  		Ftv_sec  X__time_t
  1072  		Ftv_nsec X__syscall_slong_t
  1073  	}
  1074  	Fst_mtim struct {
  1075  		Ftv_sec  X__time_t
  1076  		Ftv_nsec X__syscall_slong_t
  1077  	}
  1078  	Fst_ctim struct {
  1079  		Ftv_sec  X__time_t
  1080  		Ftv_nsec X__syscall_slong_t
  1081  	}
  1082  	F__glibc_reserved [3]X__syscall_slong_t
  1083  } /* stat.h:46:1 */
  1084  
  1085  // Define some inlines helping to catch common problems.
  1086  
  1087  var _ int8 /* gen.c:2:13: */