github.com/afumu/libc@v0.0.6/fcntl/fcntl_linux_riscv64.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 -o fcntl/fcntl_linux_riscv64.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
    19  	AT_FDCWD              = -100
    20  	AT_REMOVEDIR          = 0x200
    21  	AT_SYMLINK_FOLLOW     = 0x400
    22  	AT_SYMLINK_NOFOLLOW   = 0x100
    23  	FAPPEND               = 1024
    24  	FASYNC                = 8192
    25  	FD_CLOEXEC            = 1
    26  	FFSYNC                = 1052672
    27  	FNDELAY               = 2048
    28  	FNONBLOCK             = 2048
    29  	F_DUPFD               = 0
    30  	F_DUPFD_CLOEXEC       = 1030
    31  	F_EXLCK               = 4
    32  	F_GETFD               = 1
    33  	F_GETFL               = 3
    34  	F_GETLK               = 5
    35  	F_GETLK64             = 5
    36  	F_GETOWN              = 9
    37  	F_LOCK                = 1
    38  	F_OK                  = 0
    39  	F_RDLCK               = 0
    40  	F_SETFD               = 2
    41  	F_SETFL               = 4
    42  	F_SETLK               = 6
    43  	F_SETLK64             = 6
    44  	F_SETLKW              = 7
    45  	F_SETLKW64            = 7
    46  	F_SETOWN              = 8
    47  	F_SHLCK               = 8
    48  	F_TEST                = 3
    49  	F_TLOCK               = 2
    50  	F_ULOCK               = 0
    51  	F_UNLCK               = 2
    52  	F_WRLCK               = 1
    53  	LOCK_EX               = 2
    54  	LOCK_NB               = 4
    55  	LOCK_SH               = 1
    56  	LOCK_UN               = 8
    57  	O_ACCMODE             = 0003
    58  	O_APPEND              = 02000
    59  	O_ASYNC               = 020000
    60  	O_CLOEXEC             = 524288
    61  	O_CREAT               = 0100
    62  	O_DIRECTORY           = 65536
    63  	O_DSYNC               = 4096
    64  	O_EXCL                = 0200
    65  	O_FSYNC               = 1052672
    66  	O_NDELAY              = 2048
    67  	O_NOCTTY              = 0400
    68  	O_NOFOLLOW            = 131072
    69  	O_NONBLOCK            = 04000
    70  	O_RDONLY              = 00
    71  	O_RDWR                = 02
    72  	O_RSYNC               = 1052672
    73  	O_SYNC                = 04010000
    74  	O_TRUNC               = 01000
    75  	O_WRONLY              = 01
    76  	POSIX_FADV_DONTNEED   = 4
    77  	POSIX_FADV_NOREUSE    = 5
    78  	POSIX_FADV_NORMAL     = 0
    79  	POSIX_FADV_RANDOM     = 1
    80  	POSIX_FADV_SEQUENTIAL = 2
    81  	POSIX_FADV_WILLNEED   = 3
    82  	R_OK                  = 4
    83  	SEEK_CUR              = 1
    84  	SEEK_END              = 2
    85  	SEEK_SET              = 0
    86  	S_IFBLK               = 24576
    87  	S_IFCHR               = 8192
    88  	S_IFDIR               = 16384
    89  	S_IFIFO               = 4096
    90  	S_IFLNK               = 40960
    91  	S_IFMT                = 61440
    92  	S_IFREG               = 32768
    93  	S_IFSOCK              = 49152
    94  	S_IRGRP               = 32
    95  	S_IROTH               = 4
    96  	S_IRUSR               = 256
    97  	S_IRWXG               = 56
    98  	S_IRWXO               = 7
    99  	S_IRWXU               = 448
   100  	S_ISGID               = 1024
   101  	S_ISUID               = 2048
   102  	S_ISVTX               = 512
   103  	S_IWGRP               = 16
   104  	S_IWOTH               = 2
   105  	S_IWUSR               = 128
   106  	S_IXGRP               = 8
   107  	S_IXOTH               = 1
   108  	S_IXUSR               = 64
   109  	UTIME_NOW             = 1073741823
   110  	UTIME_OMIT            = 1073741822
   111  	W_OK                  = 2
   112  	X_OK                  = 1
   113  	X_ATFILE_SOURCE       = 1
   114  	X_BITS_ENDIANNESS_H   = 1
   115  	X_BITS_ENDIAN_H       = 1
   116  	X_BITS_STAT_H         = 1
   117  	X_BITS_STRUCT_STAT_H  = 1
   118  	X_BITS_TIME64_H       = 1
   119  	X_BITS_TYPESIZES_H    = 1
   120  	X_BITS_TYPES_H        = 1
   121  	X_DEFAULT_SOURCE      = 1
   122  	X_FCNTL_H             = 1
   123  	X_FEATURES_H          = 1
   124  	X_FILE_OFFSET_BITS    = 64
   125  	X_LP64                = 1
   126  	X_POSIX_C_SOURCE      = 200809
   127  	X_POSIX_SOURCE        = 1
   128  	X_STATBUF_ST_BLKSIZE  = 0
   129  	X_STATBUF_ST_NSEC     = 0
   130  	X_STATBUF_ST_RDEV     = 0
   131  	X_STDC_PREDEF_H       = 1
   132  	X_STRUCT_TIMESPEC     = 1
   133  	X_SYS_CDEFS_H         = 1
   134  	Linux                 = 1
   135  	Unix                  = 1
   136  )
   137  
   138  type Ptrdiff_t = int64 /* <builtin>:3:26 */
   139  
   140  type Size_t = uint64 /* <builtin>:9:23 */
   141  
   142  type Wchar_t = int32 /* <builtin>:15:24 */
   143  
   144  type X__int128_t = struct {
   145  	Flo int64
   146  	Fhi int64
   147  } /* <builtin>:21:43 */ // must match modernc.org/mathutil.Int128
   148  type X__uint128_t = struct {
   149  	Flo uint64
   150  	Fhi uint64
   151  } /* <builtin>:22:44 */ // must match modernc.org/mathutil.Int128
   152  
   153  type X__builtin_va_list = uintptr /* <builtin>:46:14 */
   154  type X__float128 = float64        /* <builtin>:47:21 */
   155  
   156  // Copyright (C) 1991-2021 Free Software Foundation, Inc.
   157  //    This file is part of the GNU C Library.
   158  //
   159  //    The GNU C Library is free software; you can redistribute it and/or
   160  //    modify it under the terms of the GNU Lesser General Public
   161  //    License as published by the Free Software Foundation; either
   162  //    version 2.1 of the License, or (at your option) any later version.
   163  //
   164  //    The GNU C Library is distributed in the hope that it will be useful,
   165  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   166  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   167  //    Lesser General Public License for more details.
   168  //
   169  //    You should have received a copy of the GNU Lesser General Public
   170  //    License along with the GNU C Library; if not, see
   171  //    <https://www.gnu.org/licenses/>.
   172  
   173  //	POSIX Standard: 6.5 File Control Operations	<fcntl.h>
   174  
   175  // Copyright (C) 1991-2021 Free Software Foundation, Inc.
   176  //    This file is part of the GNU C Library.
   177  //
   178  //    The GNU C Library is free software; you can redistribute it and/or
   179  //    modify it under the terms of the GNU Lesser General Public
   180  //    License as published by the Free Software Foundation; either
   181  //    version 2.1 of the License, or (at your option) any later version.
   182  //
   183  //    The GNU C Library is distributed in the hope that it will be useful,
   184  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   185  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   186  //    Lesser General Public License for more details.
   187  //
   188  //    You should have received a copy of the GNU Lesser General Public
   189  //    License along with the GNU C Library; if not, see
   190  //    <https://www.gnu.org/licenses/>.
   191  
   192  // These are defined by the user (or the compiler)
   193  //    to specify the desired environment:
   194  //
   195  //    __STRICT_ANSI__	ISO Standard C.
   196  //    _ISOC99_SOURCE	Extensions to ISO C89 from ISO C99.
   197  //    _ISOC11_SOURCE	Extensions to ISO C99 from ISO C11.
   198  //    _ISOC2X_SOURCE	Extensions to ISO C99 from ISO C2X.
   199  //    __STDC_WANT_LIB_EXT2__
   200  // 			Extensions to ISO C99 from TR 27431-2:2010.
   201  //    __STDC_WANT_IEC_60559_BFP_EXT__
   202  // 			Extensions to ISO C11 from TS 18661-1:2014.
   203  //    __STDC_WANT_IEC_60559_FUNCS_EXT__
   204  // 			Extensions to ISO C11 from TS 18661-4:2015.
   205  //    __STDC_WANT_IEC_60559_TYPES_EXT__
   206  // 			Extensions to ISO C11 from TS 18661-3:2015.
   207  //    __STDC_WANT_IEC_60559_EXT__
   208  // 			ISO C2X interfaces defined only in Annex F.
   209  //
   210  //    _POSIX_SOURCE	IEEE Std 1003.1.
   211  //    _POSIX_C_SOURCE	If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2;
   212  // 			if >=199309L, add IEEE Std 1003.1b-1993;
   213  // 			if >=199506L, add IEEE Std 1003.1c-1995;
   214  // 			if >=200112L, all of IEEE 1003.1-2004
   215  // 			if >=200809L, all of IEEE 1003.1-2008
   216  //    _XOPEN_SOURCE	Includes POSIX and XPG things.  Set to 500 if
   217  // 			Single Unix conformance is wanted, to 600 for the
   218  // 			sixth revision, to 700 for the seventh revision.
   219  //    _XOPEN_SOURCE_EXTENDED XPG things and X/Open Unix extensions.
   220  //    _LARGEFILE_SOURCE	Some more functions for correct standard I/O.
   221  //    _LARGEFILE64_SOURCE	Additional functionality from LFS for large files.
   222  //    _FILE_OFFSET_BITS=N	Select default filesystem interface.
   223  //    _ATFILE_SOURCE	Additional *at interfaces.
   224  //    _DYNAMIC_STACK_SIZE_SOURCE Select correct (but non compile-time constant)
   225  // 			MINSIGSTKSZ, SIGSTKSZ and PTHREAD_STACK_MIN.
   226  //    _GNU_SOURCE		All of the above, plus GNU extensions.
   227  //    _DEFAULT_SOURCE	The default set of features (taking precedence over
   228  // 			__STRICT_ANSI__).
   229  //
   230  //    _FORTIFY_SOURCE	Add security hardening to many library functions.
   231  // 			Set to 1 or 2; 2 performs stricter checks than 1.
   232  //
   233  //    _REENTRANT, _THREAD_SAFE
   234  // 			Obsolete; equivalent to _POSIX_C_SOURCE=199506L.
   235  //
   236  //    The `-ansi' switch to the GNU C compiler, and standards conformance
   237  //    options such as `-std=c99', define __STRICT_ANSI__.  If none of
   238  //    these are defined, or if _DEFAULT_SOURCE is defined, the default is
   239  //    to have _POSIX_SOURCE set to one and _POSIX_C_SOURCE set to
   240  //    200809L, as well as enabling miscellaneous functions from BSD and
   241  //    SVID.  If more than one of these are defined, they accumulate.  For
   242  //    example __STRICT_ANSI__, _POSIX_SOURCE and _POSIX_C_SOURCE together
   243  //    give you ISO C, 1003.1, and 1003.2, but nothing else.
   244  //
   245  //    These are defined by this file and are used by the
   246  //    header files to decide what to declare or define:
   247  //
   248  //    __GLIBC_USE (F)	Define things from feature set F.  This is defined
   249  // 			to 1 or 0; the subsequent macros are either defined
   250  // 			or undefined, and those tests should be moved to
   251  // 			__GLIBC_USE.
   252  //    __USE_ISOC11		Define ISO C11 things.
   253  //    __USE_ISOC99		Define ISO C99 things.
   254  //    __USE_ISOC95		Define ISO C90 AMD1 (C95) things.
   255  //    __USE_ISOCXX11	Define ISO C++11 things.
   256  //    __USE_POSIX		Define IEEE Std 1003.1 things.
   257  //    __USE_POSIX2		Define IEEE Std 1003.2 things.
   258  //    __USE_POSIX199309	Define IEEE Std 1003.1, and .1b things.
   259  //    __USE_POSIX199506	Define IEEE Std 1003.1, .1b, .1c and .1i things.
   260  //    __USE_XOPEN		Define XPG things.
   261  //    __USE_XOPEN_EXTENDED	Define X/Open Unix things.
   262  //    __USE_UNIX98		Define Single Unix V2 things.
   263  //    __USE_XOPEN2K        Define XPG6 things.
   264  //    __USE_XOPEN2KXSI     Define XPG6 XSI things.
   265  //    __USE_XOPEN2K8       Define XPG7 things.
   266  //    __USE_XOPEN2K8XSI    Define XPG7 XSI things.
   267  //    __USE_LARGEFILE	Define correct standard I/O things.
   268  //    __USE_LARGEFILE64	Define LFS things with separate names.
   269  //    __USE_FILE_OFFSET64	Define 64bit interface as default.
   270  //    __USE_MISC		Define things from 4.3BSD or System V Unix.
   271  //    __USE_ATFILE		Define *at interfaces and AT_* constants for them.
   272  //    __USE_DYNAMIC_STACK_SIZE Define correct (but non compile-time constant)
   273  // 			MINSIGSTKSZ, SIGSTKSZ and PTHREAD_STACK_MIN.
   274  //    __USE_GNU		Define GNU extensions.
   275  //    __USE_FORTIFY_LEVEL	Additional security measures used, according to level.
   276  //
   277  //    The macros `__GNU_LIBRARY__', `__GLIBC__', and `__GLIBC_MINOR__' are
   278  //    defined by this file unconditionally.  `__GNU_LIBRARY__' is provided
   279  //    only for compatibility.  All new code should use the other symbols
   280  //    to test for features.
   281  //
   282  //    All macros listed above as possibly being defined by this file are
   283  //    explicitly undefined if they are not explicitly defined.
   284  //    Feature-test macros that are not defined by the user or compiler
   285  //    but are implied by the other feature-test macros defined (or by the
   286  //    lack of any definitions) are defined by the file.
   287  //
   288  //    ISO C feature test macros depend on the definition of the macro
   289  //    when an affected header is included, not when the first system
   290  //    header is included, and so they are handled in
   291  //    <bits/libc-header-start.h>, which does not have a multiple include
   292  //    guard.  Feature test macros that can be handled from the first
   293  //    system header included are handled here.
   294  
   295  // Undefine everything, so we get a clean slate.
   296  
   297  // Suppress kernel-name space pollution unless user expressedly asks
   298  //    for it.
   299  
   300  // Convenience macro to test the version of gcc.
   301  //    Use like this:
   302  //    #if __GNUC_PREREQ (2,8)
   303  //    ... code requiring gcc 2.8 or later ...
   304  //    #endif
   305  //    Note: only works for GCC 2.0 and later, because __GNUC_MINOR__ was
   306  //    added in 2.0.
   307  
   308  // Similarly for clang.  Features added to GCC after version 4.2 may
   309  //    or may not also be available in clang, and clang's definitions of
   310  //    __GNUC(_MINOR)__ are fixed at 4 and 2 respectively.  Not all such
   311  //    features can be queried via __has_extension/__has_feature.
   312  
   313  // Whether to use feature set F.
   314  
   315  // _BSD_SOURCE and _SVID_SOURCE are deprecated aliases for
   316  //    _DEFAULT_SOURCE.  If _DEFAULT_SOURCE is present we do not
   317  //    issue a warning; the expectation is that the source is being
   318  //    transitioned to use the new macro.
   319  
   320  // If _GNU_SOURCE was defined by the user, turn on all the other features.
   321  
   322  // If nothing (other than _GNU_SOURCE and _DEFAULT_SOURCE) is defined,
   323  //    define _DEFAULT_SOURCE.
   324  
   325  // This is to enable the ISO C2X extension.
   326  
   327  // This is to enable the ISO C11 extension.
   328  
   329  // This is to enable the ISO C99 extension.
   330  
   331  // This is to enable the ISO C90 Amendment 1:1995 extension.
   332  
   333  // If none of the ANSI/POSIX macros are defined, or if _DEFAULT_SOURCE
   334  //    is defined, use POSIX.1-2008 (or another version depending on
   335  //    _XOPEN_SOURCE).
   336  
   337  // Some C libraries once required _REENTRANT and/or _THREAD_SAFE to be
   338  //    defined in all multithreaded code.  GNU libc has not required this
   339  //    for many years.  We now treat them as compatibility synonyms for
   340  //    _POSIX_C_SOURCE=199506L, which is the earliest level of POSIX with
   341  //    comprehensive support for multithreaded code.  Using them never
   342  //    lowers the selected level of POSIX conformance, only raises it.
   343  
   344  // Features part to handle 64-bit time_t support.
   345  //    Copyright (C) 2021 Free Software Foundation, Inc.
   346  //    This file is part of the GNU C Library.
   347  //
   348  //    The GNU C Library is free software; you can redistribute it and/or
   349  //    modify it under the terms of the GNU Lesser General Public
   350  //    License as published by the Free Software Foundation; either
   351  //    version 2.1 of the License, or (at your option) any later version.
   352  //
   353  //    The GNU C Library is distributed in the hope that it will be useful,
   354  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   355  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   356  //    Lesser General Public License for more details.
   357  //
   358  //    You should have received a copy of the GNU Lesser General Public
   359  //    License along with the GNU C Library; if not, see
   360  //    <https://www.gnu.org/licenses/>.
   361  
   362  // We need to know the word size in order to check the time size.
   363  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   364  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   365  //    This file is part of the GNU C Library.
   366  //
   367  //    The GNU C Library is free software; you can redistribute it and/or
   368  //    modify it under the terms of the GNU Lesser General Public
   369  //    License as published by the Free Software Foundation; either
   370  //    version 2.1 of the License, or (at your option) any later version.
   371  //
   372  //    The GNU C Library is distributed in the hope that it will be useful,
   373  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   374  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   375  //    Lesser General Public License for more details.
   376  //
   377  //    You should have received a copy of the GNU Lesser General Public
   378  //    License along with the GNU C Library.  If not, see
   379  //    <https://www.gnu.org/licenses/>.
   380  
   381  // Bit size of the time_t type at glibc build time, RISC-V case.
   382  //    Copyright (C) 2020-2021 Free Software Foundation, Inc.
   383  //    This file is part of the GNU C Library.
   384  //
   385  //    The GNU C Library is free software; you can redistribute it and/or
   386  //    modify it under the terms of the GNU Lesser General Public
   387  //    License as published by the Free Software Foundation; either
   388  //    version 2.1 of the License, or (at your option) any later version.
   389  //
   390  //    The GNU C Library is distributed in the hope that it will be useful,
   391  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   392  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   393  //    Lesser General Public License for more details.
   394  //
   395  //    You should have received a copy of the GNU Lesser General Public
   396  //    License along with the GNU C Library; if not, see
   397  //    <https://www.gnu.org/licenses/>.
   398  
   399  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   400  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   401  //    This file is part of the GNU C Library.
   402  //
   403  //    The GNU C Library is free software; you can redistribute it and/or
   404  //    modify it under the terms of the GNU Lesser General Public
   405  //    License as published by the Free Software Foundation; either
   406  //    version 2.1 of the License, or (at your option) any later version.
   407  //
   408  //    The GNU C Library is distributed in the hope that it will be useful,
   409  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   410  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   411  //    Lesser General Public License for more details.
   412  //
   413  //    You should have received a copy of the GNU Lesser General Public
   414  //    License along with the GNU C Library.  If not, see
   415  //    <https://www.gnu.org/licenses/>.
   416  
   417  // RV32 and RV64 both use 64-bit time_t
   418  
   419  // The function 'gets' existed in C89, but is impossible to use
   420  //    safely.  It has been removed from ISO C11 and ISO C++14.  Note: for
   421  //    compatibility with various implementations of <cstdio>, this test
   422  //    must consider only the value of __cplusplus when compiling C++.
   423  
   424  // GNU formerly extended the scanf functions with modified format
   425  //    specifiers %as, %aS, and %a[...] that allocate a buffer for the
   426  //    input using malloc.  This extension conflicts with ISO C99, which
   427  //    defines %a as a standalone format specifier that reads a floating-
   428  //    point number; moreover, POSIX.1-2008 provides the same feature
   429  //    using the modifier letter 'm' instead (%ms, %mS, %m[...]).
   430  //
   431  //    We now follow C99 unless GNU extensions are active and the compiler
   432  //    is specifically in C89 or C++98 mode (strict or not).  For
   433  //    instance, with GCC, -std=gnu11 will have C99-compliant scanf with
   434  //    or without -D_GNU_SOURCE, but -std=c89 -D_GNU_SOURCE will have the
   435  //    old extension.
   436  
   437  // Get definitions of __STDC_* predefined macros, if the compiler has
   438  //    not preincluded this header automatically.
   439  // Copyright (C) 1991-2021 Free Software Foundation, Inc.
   440  //    This file is part of the GNU C Library.
   441  //
   442  //    The GNU C Library is free software; you can redistribute it and/or
   443  //    modify it under the terms of the GNU Lesser General Public
   444  //    License as published by the Free Software Foundation; either
   445  //    version 2.1 of the License, or (at your option) any later version.
   446  //
   447  //    The GNU C Library is distributed in the hope that it will be useful,
   448  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   449  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   450  //    Lesser General Public License for more details.
   451  //
   452  //    You should have received a copy of the GNU Lesser General Public
   453  //    License along with the GNU C Library; if not, see
   454  //    <https://www.gnu.org/licenses/>.
   455  
   456  // This macro indicates that the installed library is the GNU C Library.
   457  //    For historic reasons the value now is 6 and this will stay from now
   458  //    on.  The use of this variable is deprecated.  Use __GLIBC__ and
   459  //    __GLIBC_MINOR__ now (see below) when you want to test for a specific
   460  //    GNU C library version and use the values in <gnu/lib-names.h> to get
   461  //    the sonames of the shared libraries.
   462  
   463  // Major and minor version number of the GNU C library package.  Use
   464  //    these macros to test for features in specific releases.
   465  
   466  // This is here only because every header file already includes this one.
   467  // Copyright (C) 1992-2021 Free Software Foundation, Inc.
   468  //    This file is part of the GNU C Library.
   469  //
   470  //    The GNU C Library is free software; you can redistribute it and/or
   471  //    modify it under the terms of the GNU Lesser General Public
   472  //    License as published by the Free Software Foundation; either
   473  //    version 2.1 of the License, or (at your option) any later version.
   474  //
   475  //    The GNU C Library is distributed in the hope that it will be useful,
   476  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   477  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   478  //    Lesser General Public License for more details.
   479  //
   480  //    You should have received a copy of the GNU Lesser General Public
   481  //    License along with the GNU C Library; if not, see
   482  //    <https://www.gnu.org/licenses/>.
   483  
   484  // We are almost always included from features.h.
   485  
   486  // The GNU libc does not support any K&R compilers or the traditional mode
   487  //    of ISO C compilers anymore.  Check for some of the combinations not
   488  //    supported anymore.
   489  
   490  // Some user header file might have defined this before.
   491  
   492  // Compilers that lack __has_attribute may object to
   493  //        #if defined __has_attribute && __has_attribute (...)
   494  //    even though they do not need to evaluate the right-hand side of the &&.
   495  //    Similarly for __has_builtin, etc.
   496  
   497  // All functions, except those with callbacks or those that
   498  //    synchronize memory, are leaf functions.
   499  
   500  // GCC can always grok prototypes.  For C++ programs we add throw()
   501  //    to help it optimize the function calls.  But this only works with
   502  //    gcc 2.8.x and egcs.  For gcc 3.4 and up we even mark C functions
   503  //    as non-throwing using a function attribute since programs can use
   504  //    the -fexceptions options for C code as well.
   505  
   506  // These two macros are not used in glibc anymore.  They are kept here
   507  //    only because some other projects expect the macros to be defined.
   508  
   509  // For these things, GCC behaves the ANSI way normally,
   510  //    and the non-ANSI way under -traditional.
   511  
   512  // This is not a typedef so `const __ptr_t' does the right thing.
   513  
   514  // C++ needs to know that types and declarations are C, not C++.
   515  
   516  // Fortify support.
   517  
   518  // Use __builtin_dynamic_object_size at _FORTIFY_SOURCE=3 when available.
   519  
   520  // Support for flexible arrays.
   521  //    Headers that should use flexible arrays only if they're "real"
   522  //    (e.g. only if they won't affect sizeof()) should test
   523  //    #if __glibc_c99_flexarr_available.
   524  
   525  // __asm__ ("xyz") is used throughout the headers to rename functions
   526  //    at the assembly language level.  This is wrapped by the __REDIRECT
   527  //    macro, in order to support compilers that can do this some other
   528  //    way.  When compilers don't support asm-names at all, we have to do
   529  //    preprocessor tricks instead (which don't have exactly the right
   530  //    semantics, but it's the best we can do).
   531  //
   532  //    Example:
   533  //    int __REDIRECT(setpgrp, (__pid_t pid, __pid_t pgrp), setpgid);
   534  
   535  //
   536  // #elif __SOME_OTHER_COMPILER__
   537  //
   538  // # define __REDIRECT(name, proto, alias) name proto; 	_Pragma("let " #name " = " #alias)
   539  
   540  // GCC and clang have various useful declarations that can be made with
   541  //    the '__attribute__' syntax.  All of the ways we use this do fine if
   542  //    they are omitted for compilers that don't understand it.
   543  
   544  // At some point during the gcc 2.96 development the `malloc' attribute
   545  //    for functions was introduced.  We don't want to use it unconditionally
   546  //    (although this would be possible) since it generates warnings.
   547  
   548  // Tell the compiler which arguments to an allocation function
   549  //    indicate the size of the allocation.
   550  
   551  // At some point during the gcc 2.96 development the `pure' attribute
   552  //    for functions was introduced.  We don't want to use it unconditionally
   553  //    (although this would be possible) since it generates warnings.
   554  
   555  // This declaration tells the compiler that the value is constant.
   556  
   557  // At some point during the gcc 3.1 development the `used' attribute
   558  //    for functions was introduced.  We don't want to use it unconditionally
   559  //    (although this would be possible) since it generates warnings.
   560  
   561  // Since version 3.2, gcc allows marking deprecated functions.
   562  
   563  // Since version 4.5, gcc also allows one to specify the message printed
   564  //    when a deprecated function is used.  clang claims to be gcc 4.2, but
   565  //    may also support this feature.
   566  
   567  // At some point during the gcc 2.8 development the `format_arg' attribute
   568  //    for functions was introduced.  We don't want to use it unconditionally
   569  //    (although this would be possible) since it generates warnings.
   570  //    If several `format_arg' attributes are given for the same function, in
   571  //    gcc-3.0 and older, all but the last one are ignored.  In newer gccs,
   572  //    all designated arguments are considered.
   573  
   574  // At some point during the gcc 2.97 development the `strfmon' format
   575  //    attribute for functions was introduced.  We don't want to use it
   576  //    unconditionally (although this would be possible) since it
   577  //    generates warnings.
   578  
   579  // The nonnull function attribute marks pointer parameters that
   580  //    must not be NULL.
   581  
   582  // The returns_nonnull function attribute marks the return type of the function
   583  //    as always being non-null.
   584  
   585  // If fortification mode, we warn about unused results of certain
   586  //    function calls which can lead to problems.
   587  
   588  // Forces a function to be always inlined.
   589  // The Linux kernel defines __always_inline in stddef.h (283d7573), and
   590  //    it conflicts with this definition.  Therefore undefine it first to
   591  //    allow either header to be included first.
   592  
   593  // Associate error messages with the source location of the call site rather
   594  //    than with the source location inside the function.
   595  
   596  // GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99
   597  //    inline semantics, unless -fgnu89-inline is used.  Using __GNUC_STDC_INLINE__
   598  //    or __GNUC_GNU_INLINE is not a good enough check for gcc because gcc versions
   599  //    older than 4.3 may define these macros and still not guarantee GNU inlining
   600  //    semantics.
   601  //
   602  //    clang++ identifies itself as gcc-4.2, but has support for GNU inlining
   603  //    semantics, that can be checked for by using the __GNUC_STDC_INLINE_ and
   604  //    __GNUC_GNU_INLINE__ macro definitions.
   605  
   606  // GCC 4.3 and above allow passing all anonymous arguments of an
   607  //    __extern_always_inline function to some other vararg function.
   608  
   609  // It is possible to compile containing GCC extensions even if GCC is
   610  //    run in pedantic mode if the uses are carefully marked using the
   611  //    `__extension__' keyword.  But this is not generally available before
   612  //    version 2.8.
   613  
   614  // __restrict is known in EGCS 1.2 and above, and in clang.
   615  //    It works also in C++ mode (outside of arrays), but only when spelled
   616  //    as '__restrict', not 'restrict'.
   617  
   618  // ISO C99 also allows to declare arrays as non-overlapping.  The syntax is
   619  //      array_name[restrict]
   620  //    GCC 3.1 and clang support this.
   621  //    This syntax is not usable in C++ mode.
   622  
   623  // Describes a char array whose address can safely be passed as the first
   624  //    argument to strncpy and strncat, as the char array is not necessarily
   625  //    a NUL-terminated string.
   626  
   627  // Undefine (also defined in libc-symbols.h).
   628  // Copies attributes from the declaration or type referenced by
   629  //    the argument.
   630  
   631  // The #ifndef lets Gnulib avoid including these on non-glibc
   632  //    platforms, where the includes typically do not exist.
   633  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   634  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   635  //    This file is part of the GNU C Library.
   636  //
   637  //    The GNU C Library is free software; you can redistribute it and/or
   638  //    modify it under the terms of the GNU Lesser General Public
   639  //    License as published by the Free Software Foundation; either
   640  //    version 2.1 of the License, or (at your option) any later version.
   641  //
   642  //    The GNU C Library is distributed in the hope that it will be useful,
   643  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   644  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   645  //    Lesser General Public License for more details.
   646  //
   647  //    You should have received a copy of the GNU Lesser General Public
   648  //    License along with the GNU C Library.  If not, see
   649  //    <https://www.gnu.org/licenses/>.
   650  
   651  // Properties of long double type.  ldbl-128 version.
   652  //    Copyright (C) 2016-2021 Free Software Foundation, Inc.
   653  //    This file is part of the GNU C Library.
   654  //
   655  //    The GNU C Library is free software; you can redistribute it and/or
   656  //    modify it under the terms of the GNU Lesser General Public
   657  //    License  published by the Free Software Foundation; either
   658  //    version 2.1 of the License, or (at your option) any later version.
   659  //
   660  //    The GNU C Library is distributed in the hope that it will be useful,
   661  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   662  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   663  //    Lesser General Public License for more details.
   664  //
   665  //    You should have received a copy of the GNU Lesser General Public
   666  //    License along with the GNU C Library; if not, see
   667  //    <https://www.gnu.org/licenses/>.
   668  
   669  // long double is distinct from double, so there is nothing to
   670  //    define here.
   671  
   672  // __glibc_macro_warning (MESSAGE) issues warning MESSAGE.  This is
   673  //    intended for use in preprocessor macros.
   674  //
   675  //    Note: MESSAGE must be a _single_ string; concatenation of string
   676  //    literals is not supported.
   677  
   678  // Generic selection (ISO C11) is a C-only feature, available in GCC
   679  //    since version 4.9.  Previous versions do not provide generic
   680  //    selection, even though they might set __STDC_VERSION__ to 201112L,
   681  //    when in -std=c11 mode.  Thus, we must check for !defined __GNUC__
   682  //    when testing __STDC_VERSION__ for generic selection support.
   683  //    On the other hand, Clang also defines __GNUC__, so a clang-specific
   684  //    check is required to enable the use of generic selection.
   685  
   686  // Designates a 1-based positional argument ref-index of pointer type
   687  //    that can be used to access size-index elements of the pointed-to
   688  //    array according to access mode, or at least one element when
   689  //    size-index is not provided:
   690  //      access (access-mode, <ref-index> [, <size-index>])
   691  
   692  // Designates dealloc as a function to call to deallocate objects
   693  //    allocated by the declared function.
   694  
   695  // Specify that a function such as setjmp or vfork may return
   696  //    twice.
   697  
   698  // If we don't have __REDIRECT, prototypes will be missing if
   699  //    __USE_FILE_OFFSET64 but not __USE_LARGEFILE[64].
   700  
   701  // Decide whether we can define 'extern inline' functions in headers.
   702  
   703  // This is here only because every header file already includes this one.
   704  //    Get the definitions of all the appropriate `__stub_FUNCTION' symbols.
   705  //    <gnu/stubs.h> contains `#define __stub_FUNCTION' when FUNCTION is a stub
   706  //    that will always return failure (and set errno to ENOSYS).
   707  // This file is automatically generated.
   708  //    This file selects the right generated file of `__stub_FUNCTION' macros
   709  //    based on the architecture being compiled for.
   710  
   711  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   712  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   713  //    This file is part of the GNU C Library.
   714  //
   715  //    The GNU C Library is free software; you can redistribute it and/or
   716  //    modify it under the terms of the GNU Lesser General Public
   717  //    License as published by the Free Software Foundation; either
   718  //    version 2.1 of the License, or (at your option) any later version.
   719  //
   720  //    The GNU C Library is distributed in the hope that it will be useful,
   721  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   722  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   723  //    Lesser General Public License for more details.
   724  //
   725  //    You should have received a copy of the GNU Lesser General Public
   726  //    License along with the GNU C Library.  If not, see
   727  //    <https://www.gnu.org/licenses/>.
   728  
   729  // This file is automatically generated.
   730  //    It defines a symbol `__stub_FUNCTION' for each function
   731  //    in the C library which is a stub, meaning it will fail
   732  //    every time called, usually setting errno to ENOSYS.
   733  
   734  // This must be early so <bits/fcntl.h> can define types winningly.
   735  
   736  // Get __mode_t, __dev_t and __off_t  .
   737  // bits/types.h -- definitions of __*_t types underlying *_t types.
   738  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   739  //    This file is part of the GNU C Library.
   740  //
   741  //    The GNU C Library is free software; you can redistribute it and/or
   742  //    modify it under the terms of the GNU Lesser General Public
   743  //    License as published by the Free Software Foundation; either
   744  //    version 2.1 of the License, or (at your option) any later version.
   745  //
   746  //    The GNU C Library is distributed in the hope that it will be useful,
   747  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   748  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   749  //    Lesser General Public License for more details.
   750  //
   751  //    You should have received a copy of the GNU Lesser General Public
   752  //    License along with the GNU C Library; if not, see
   753  //    <https://www.gnu.org/licenses/>.
   754  
   755  // Never include this file directly; use <sys/types.h> instead.
   756  
   757  // Copyright (C) 1991-2021 Free Software Foundation, Inc.
   758  //    This file is part of the GNU C Library.
   759  //
   760  //    The GNU C Library is free software; you can redistribute it and/or
   761  //    modify it under the terms of the GNU Lesser General Public
   762  //    License as published by the Free Software Foundation; either
   763  //    version 2.1 of the License, or (at your option) any later version.
   764  //
   765  //    The GNU C Library is distributed in the hope that it will be useful,
   766  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   767  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   768  //    Lesser General Public License for more details.
   769  //
   770  //    You should have received a copy of the GNU Lesser General Public
   771  //    License along with the GNU C Library; if not, see
   772  //    <https://www.gnu.org/licenses/>.
   773  
   774  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   775  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   776  //    This file is part of the GNU C Library.
   777  //
   778  //    The GNU C Library is free software; you can redistribute it and/or
   779  //    modify it under the terms of the GNU Lesser General Public
   780  //    License as published by the Free Software Foundation; either
   781  //    version 2.1 of the License, or (at your option) any later version.
   782  //
   783  //    The GNU C Library is distributed in the hope that it will be useful,
   784  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   785  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   786  //    Lesser General Public License for more details.
   787  //
   788  //    You should have received a copy of the GNU Lesser General Public
   789  //    License along with the GNU C Library.  If not, see
   790  //    <https://www.gnu.org/licenses/>.
   791  
   792  // Bit size of the time_t type at glibc build time, RISC-V case.
   793  //    Copyright (C) 2020-2021 Free Software Foundation, Inc.
   794  //    This file is part of the GNU C Library.
   795  //
   796  //    The GNU C Library is free software; you can redistribute it and/or
   797  //    modify it under the terms of the GNU Lesser General Public
   798  //    License as published by the Free Software Foundation; either
   799  //    version 2.1 of the License, or (at your option) any later version.
   800  //
   801  //    The GNU C Library is distributed in the hope that it will be useful,
   802  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   803  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   804  //    Lesser General Public License for more details.
   805  //
   806  //    You should have received a copy of the GNU Lesser General Public
   807  //    License along with the GNU C Library; if not, see
   808  //    <https://www.gnu.org/licenses/>.
   809  
   810  // Determine the wordsize from the preprocessor defines.  RISC-V version.
   811  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
   812  //    This file is part of the GNU C Library.
   813  //
   814  //    The GNU C Library is free software; you can redistribute it and/or
   815  //    modify it under the terms of the GNU Lesser General Public
   816  //    License as published by the Free Software Foundation; either
   817  //    version 2.1 of the License, or (at your option) any later version.
   818  //
   819  //    The GNU C Library is distributed in the hope that it will be useful,
   820  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   821  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   822  //    Lesser General Public License for more details.
   823  //
   824  //    You should have received a copy of the GNU Lesser General Public
   825  //    License along with the GNU C Library.  If not, see
   826  //    <https://www.gnu.org/licenses/>.
   827  
   828  // RV32 and RV64 both use 64-bit time_t
   829  
   830  // Convenience types.
   831  type X__u_char = uint8   /* types.h:31:23 */
   832  type X__u_short = uint16 /* types.h:32:28 */
   833  type X__u_int = uint32   /* types.h:33:22 */
   834  type X__u_long = uint64  /* types.h:34:27 */
   835  
   836  // Fixed-size types, underlying types depend on word size and compiler.
   837  type X__int8_t = int8     /* types.h:37:21 */
   838  type X__uint8_t = uint8   /* types.h:38:23 */
   839  type X__int16_t = int16   /* types.h:39:26 */
   840  type X__uint16_t = uint16 /* types.h:40:28 */
   841  type X__int32_t = int32   /* types.h:41:20 */
   842  type X__uint32_t = uint32 /* types.h:42:22 */
   843  type X__int64_t = int64   /* types.h:44:25 */
   844  type X__uint64_t = uint64 /* types.h:45:27 */
   845  
   846  // Smallest types with at least a given width.
   847  type X__int_least8_t = X__int8_t     /* types.h:52:18 */
   848  type X__uint_least8_t = X__uint8_t   /* types.h:53:19 */
   849  type X__int_least16_t = X__int16_t   /* types.h:54:19 */
   850  type X__uint_least16_t = X__uint16_t /* types.h:55:20 */
   851  type X__int_least32_t = X__int32_t   /* types.h:56:19 */
   852  type X__uint_least32_t = X__uint32_t /* types.h:57:20 */
   853  type X__int_least64_t = X__int64_t   /* types.h:58:19 */
   854  type X__uint_least64_t = X__uint64_t /* types.h:59:20 */
   855  
   856  // quad_t is also 64 bits.
   857  type X__quad_t = int64    /* types.h:63:18 */
   858  type X__u_quad_t = uint64 /* types.h:64:27 */
   859  
   860  // Largest integral types.
   861  type X__intmax_t = int64   /* types.h:72:18 */
   862  type X__uintmax_t = uint64 /* types.h:73:27 */
   863  
   864  // The machine-dependent file <bits/typesizes.h> defines __*_T_TYPE
   865  //    macros for each of the OS types we define below.  The definitions
   866  //    of those macros must use the following macros for underlying types.
   867  //    We define __S<SIZE>_TYPE and __U<SIZE>_TYPE for the signed and unsigned
   868  //    variants of each of the following integer types on this machine.
   869  //
   870  // 	16		-- "natural" 16-bit type (always short)
   871  // 	32		-- "natural" 32-bit type (always int)
   872  // 	64		-- "natural" 64-bit type (long or long long)
   873  // 	LONG32		-- 32-bit type, traditionally long
   874  // 	QUAD		-- 64-bit type, traditionally long long
   875  // 	WORD		-- natural type of __WORDSIZE bits (int or long)
   876  // 	LONGWORD	-- type of __WORDSIZE bits, traditionally long
   877  //
   878  //    We distinguish WORD/LONGWORD, 32/LONG32, and 64/QUAD so that the
   879  //    conventional uses of `long' or `long long' type modifiers match the
   880  //    types we define, even when a less-adorned type would be the same size.
   881  //    This matters for (somewhat) portably writing printf/scanf formats for
   882  //    these types, where using the appropriate l or ll format modifiers can
   883  //    make the typedefs and the formats match up across all GNU platforms.  If
   884  //    we used `long' when it's 64 bits where `long long' is expected, then the
   885  //    compiler would warn about the formats not matching the argument types,
   886  //    and the programmer changing them to shut up the compiler would break the
   887  //    program's portability.
   888  //
   889  //    Here we assume what is presently the case in all the GCC configurations
   890  //    we support: long long is always 64 bits, long is always word/address size,
   891  //    and int is always 32 bits.
   892  
   893  // No need to mark the typedef with __extension__.
   894  // bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
   895  //    Copyright (C) 2011-2021 Free Software Foundation, Inc.
   896  //    This file is part of the GNU C Library.
   897  //    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
   898  //
   899  //    The GNU C Library is free software; you can redistribute it and/or
   900  //    modify it under the terms of the GNU Lesser General Public
   901  //    License as published by the Free Software Foundation; either
   902  //    version 2.1 of the License, or (at your option) any later version.
   903  //
   904  //    The GNU C Library is distributed in the hope that it will be useful,
   905  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   906  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   907  //    Lesser General Public License for more details.
   908  //
   909  //    You should have received a copy of the GNU Lesser General Public
   910  //    License along with the GNU C Library.  If not, see
   911  //    <https://www.gnu.org/licenses/>.
   912  
   913  // See <bits/types.h> for the meaning of these macros.  This file exists so
   914  //    that <bits/types.h> need not vary across different GNU platforms.
   915  
   916  // Tell the libc code that off_t and off64_t are actually the same type
   917  //    for all ABI purposes, even if possibly expressed as different base types
   918  //    for C type-checking purposes.
   919  
   920  // Same for ino_t and ino64_t.
   921  
   922  // And for __rlim_t and __rlim64_t.
   923  
   924  // And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t.
   925  
   926  // And for getitimer, setitimer and rusage
   927  
   928  // Number of descriptors that can fit in an `fd_set'.
   929  
   930  // bits/time64.h -- underlying types for __time64_t.  RISC-V version.
   931  //    Copyright (C) 2020-2021 Free Software Foundation, Inc.
   932  //    This file is part of the GNU C Library.
   933  //
   934  //    The GNU C Library is free software; you can redistribute it and/or
   935  //    modify it under the terms of the GNU Lesser General Public
   936  //    License as published by the Free Software Foundation; either
   937  //    version 2.1 of the License, or (at your option) any later version.
   938  //
   939  //    The GNU C Library is distributed in the hope that it will be useful,
   940  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   941  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   942  //    Lesser General Public License for more details.
   943  //
   944  //    You should have received a copy of the GNU Lesser General Public
   945  //    License along with the GNU C Library; if not, see
   946  //    <https://www.gnu.org/licenses/>.
   947  
   948  // Define __TIME64_T_TYPE so that it is always a 64-bit type.
   949  
   950  // If we already have 64-bit time type then use it.
   951  
   952  type X__dev_t = uint64                     /* types.h:145:25 */ // Type of device numbers.
   953  type X__uid_t = uint32                     /* types.h:146:25 */ // Type of user identifications.
   954  type X__gid_t = uint32                     /* types.h:147:25 */ // Type of group identifications.
   955  type X__ino_t = uint64                     /* types.h:148:25 */ // Type of file serial numbers.
   956  type X__ino64_t = uint64                   /* types.h:149:27 */ // Type of file serial numbers (LFS).
   957  type X__mode_t = uint32                    /* types.h:150:26 */ // Type of file attribute bitmasks.
   958  type X__nlink_t = uint32                   /* types.h:151:27 */ // Type of file link counts.
   959  type X__off_t = int64                      /* types.h:152:25 */ // Type of file sizes and offsets.
   960  type X__off64_t = int64                    /* types.h:153:27 */ // Type of file sizes and offsets (LFS).
   961  type X__pid_t = int32                      /* types.h:154:25 */ // Type of process identifications.
   962  type X__fsid_t = struct{ F__val [2]int32 } /* types.h:155:26 */ // Type of file system IDs.
   963  type X__clock_t = int64                    /* types.h:156:27 */ // Type of CPU usage counts.
   964  type X__rlim_t = uint64                    /* types.h:157:26 */ // Type for resource measurement.
   965  type X__rlim64_t = uint64                  /* types.h:158:28 */ // Type for resource measurement (LFS).
   966  type X__id_t = uint32                      /* types.h:159:24 */ // General type for IDs.
   967  type X__time_t = int64                     /* types.h:160:26 */ // Seconds since the Epoch.
   968  type X__useconds_t = uint32                /* types.h:161:30 */ // Count of microseconds.
   969  type X__suseconds_t = int64                /* types.h:162:31 */ // Signed count of microseconds.
   970  type X__suseconds64_t = int64              /* types.h:163:33 */
   971  
   972  type X__daddr_t = int32 /* types.h:165:27 */ // The type of a disk address.
   973  type X__key_t = int32   /* types.h:166:25 */ // Type of an IPC key.
   974  
   975  // Clock ID used in clock and timer functions.
   976  type X__clockid_t = int32 /* types.h:169:29 */
   977  
   978  // Timer ID returned by `timer_create'.
   979  type X__timer_t = uintptr /* types.h:172:12 */
   980  
   981  // Type to represent block size.
   982  type X__blksize_t = int32 /* types.h:175:29 */
   983  
   984  // Types from the Large File Support interface.
   985  
   986  // Type to count number of disk blocks.
   987  type X__blkcnt_t = int64   /* types.h:180:28 */
   988  type X__blkcnt64_t = int64 /* types.h:181:30 */
   989  
   990  // Type to count file system blocks.
   991  type X__fsblkcnt_t = uint64   /* types.h:184:30 */
   992  type X__fsblkcnt64_t = uint64 /* types.h:185:32 */
   993  
   994  // Type to count file system nodes.
   995  type X__fsfilcnt_t = uint64   /* types.h:188:30 */
   996  type X__fsfilcnt64_t = uint64 /* types.h:189:32 */
   997  
   998  // Type of miscellaneous file system fields.
   999  type X__fsword_t = int64 /* types.h:192:28 */
  1000  
  1001  type X__ssize_t = int64 /* types.h:194:27 */ // Type of a byte count, or error.
  1002  
  1003  // Signed long type used in system calls.
  1004  type X__syscall_slong_t = int64 /* types.h:197:33 */
  1005  // Unsigned long type used in system calls.
  1006  type X__syscall_ulong_t = uint64 /* types.h:199:33 */
  1007  
  1008  // These few don't really vary by system, they always correspond
  1009  //
  1010  //	to one of the other defined types.
  1011  type X__loff_t = X__off64_t /* types.h:203:19 */ // Type of file sizes and offsets (LFS).
  1012  type X__caddr_t = uintptr   /* types.h:204:14 */
  1013  
  1014  // Duplicates info from stdint.h but this is used in unistd.h.
  1015  type X__intptr_t = int64 /* types.h:207:25 */
  1016  
  1017  // Duplicate info from sys/socket.h.
  1018  type X__socklen_t = uint32 /* types.h:210:23 */
  1019  
  1020  // C99: An integer type that can be accessed as an atomic entity,
  1021  //
  1022  //	even in the presence of asynchronous interrupts.
  1023  //	It is not currently necessary for this to be machine-specific.
  1024  type X__sig_atomic_t = int32 /* types.h:215:13 */
  1025  
  1026  // Seconds since the Epoch, visible to user code when time_t is too
  1027  //    narrow only for consistency with the old way of widening too-narrow
  1028  //    types.  User code should never use __time64_t.
  1029  
  1030  // Get the definitions of O_*, F_*, FD_*: all the
  1031  //    numbers and flag bits for `open', `fcntl', et al.
  1032  // O_*, F_*, FD_* bit values for Linux / RISC-V.
  1033  //    Copyright (C) 2011-2021 Free Software Foundation, Inc.
  1034  //
  1035  //    This file is part of the GNU C Library.
  1036  //
  1037  //    The GNU C Library is free software; you can redistribute it and/or
  1038  //    modify it under the terms of the GNU Lesser General Public
  1039  //    License as published by the Free Software Foundation; either
  1040  //    version 2.1 of the License, or (at your option) any later version.
  1041  //
  1042  //    The GNU C Library is distributed in the hope that it will be useful,
  1043  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1044  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1045  //    Lesser General Public License for more details.
  1046  //
  1047  //    You should have received a copy of the GNU Lesser General Public
  1048  //    License along with the GNU C Library; if not, see
  1049  //    <https://www.gnu.org/licenses/>.
  1050  
  1051  // Determine the wordsize from the preprocessor defines.  RISC-V version.
  1052  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
  1053  //    This file is part of the GNU C Library.
  1054  //
  1055  //    The GNU C Library is free software; you can redistribute it and/or
  1056  //    modify it under the terms of the GNU Lesser General Public
  1057  //    License as published by the Free Software Foundation; either
  1058  //    version 2.1 of the License, or (at your option) any later version.
  1059  //
  1060  //    The GNU C Library is distributed in the hope that it will be useful,
  1061  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1062  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1063  //    Lesser General Public License for more details.
  1064  //
  1065  //    You should have received a copy of the GNU Lesser General Public
  1066  //    License along with the GNU C Library.  If not, see
  1067  //    <https://www.gnu.org/licenses/>.
  1068  
  1069  // In 64-bit ISA files are always with 64bit off_t and F_*LK64 are the same as
  1070  //    non-64-bit versions.  It will need to be revised for 128-bit.
  1071  
  1072  type Flock = struct {
  1073  	Fl_type      int16
  1074  	Fl_whence    int16
  1075  	F__ccgo_pad1 [4]byte
  1076  	Fl_start     X__off_t
  1077  	Fl_len       X__off_t
  1078  	Fl_pid       X__pid_t
  1079  	F__ccgo_pad2 [4]byte
  1080  } /* fcntl.h:36:1 */
  1081  
  1082  // Include generic Linux declarations.
  1083  // O_*, F_*, FD_* bit values for Linux.
  1084  //    Copyright (C) 2001-2021 Free Software Foundation, Inc.
  1085  //    This file is part of the GNU C Library.
  1086  //
  1087  //    The GNU C Library is free software; you can redistribute it and/or
  1088  //    modify it under the terms of the GNU Lesser General Public
  1089  //    License as published by the Free Software Foundation; either
  1090  //    version 2.1 of the License, or (at your option) any later version.
  1091  //
  1092  //    The GNU C Library is distributed in the hope that it will be useful,
  1093  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1094  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1095  //    Lesser General Public License for more details.
  1096  //
  1097  //    You should have received a copy of the GNU Lesser General Public
  1098  //    License along with the GNU C Library; if not, see
  1099  //    <https://www.gnu.org/licenses/>.
  1100  
  1101  // This file contains shared definitions between Linux architectures
  1102  //    and is included by <bits/fcntl.h> to declare them.  The various
  1103  //    #ifndef cases allow the architecture specific file to define those
  1104  //    values with different values.
  1105  //
  1106  //    A minimal <bits/fcntl.h> contains just:
  1107  //
  1108  //    struct flock {...}
  1109  //    #ifdef __USE_LARGEFILE64
  1110  //    struct flock64 {...}
  1111  //    #endif
  1112  //    #include <bits/fcntl-linux.h>
  1113  
  1114  // open/fcntl.
  1115  
  1116  // open file description locks.
  1117  //
  1118  //    Usually record locks held by a process are released on *any* close and are
  1119  //    not inherited across a fork.
  1120  //
  1121  //    These cmd values will set locks that conflict with process-associated record
  1122  //    locks, but are "owned" by the opened file description, not the process.
  1123  //    This means that they are inherited across fork or clone with CLONE_FILES
  1124  //    like BSD (flock) locks, and they are only released automatically when the
  1125  //    last reference to the the file description against which they were acquired
  1126  //    is put.
  1127  
  1128  // For now, Linux has no separate synchronicity options for read
  1129  //    operations.  We define O_RSYNC therefore as the same as O_SYNC
  1130  //    since this is a superset.
  1131  
  1132  // Values for the second argument to `fcntl'.
  1133  
  1134  // For F_[GET|SET]FD.
  1135  
  1136  // For posix fcntl() and `l_type' field of a `struct flock' for lockf().
  1137  
  1138  // For old implementation of BSD flock.
  1139  
  1140  // Operations for BSD flock, also used by the kernel implementation.
  1141  
  1142  // Define some more compatibility macros to be backward compatible with
  1143  //    BSD systems which did not managed to hide these kernel macros.
  1144  
  1145  // Advise to `posix_fadvise'.
  1146  
  1147  // Values for `*at' functions.
  1148  
  1149  // Detect if open needs mode as a third argument (or for openat as a fourth
  1150  //    argument).
  1151  
  1152  // POSIX.1-2001 specifies that these types are defined by <fcntl.h>.
  1153  //
  1154  //	Earlier POSIX standards permitted any type ending in `_t' to be defined
  1155  //	by any POSIX header, so we don't conditionalize the definitions here.
  1156  type Mode_t = X__mode_t /* fcntl.h:50:18 */
  1157  
  1158  type Off_t = X__off64_t /* fcntl.h:58:19 */
  1159  
  1160  type Pid_t = X__pid_t /* fcntl.h:69:17 */
  1161  
  1162  // For XPG all symbols from <sys/stat.h> should also be available.
  1163  // NB: Include guard matches what <linux/time.h> uses.
  1164  
  1165  // bits/types.h -- definitions of __*_t types underlying *_t types.
  1166  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
  1167  //    This file is part of the GNU C Library.
  1168  //
  1169  //    The GNU C Library is free software; you can redistribute it and/or
  1170  //    modify it under the terms of the GNU Lesser General Public
  1171  //    License as published by the Free Software Foundation; either
  1172  //    version 2.1 of the License, or (at your option) any later version.
  1173  //
  1174  //    The GNU C Library is distributed in the hope that it will be useful,
  1175  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1176  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1177  //    Lesser General Public License for more details.
  1178  //
  1179  //    You should have received a copy of the GNU Lesser General Public
  1180  //    License along with the GNU C Library; if not, see
  1181  //    <https://www.gnu.org/licenses/>.
  1182  
  1183  // Never include this file directly; use <sys/types.h> instead.
  1184  
  1185  // Endian macros for string.h functions
  1186  //    Copyright (C) 1992-2021 Free Software Foundation, Inc.
  1187  //    This file is part of the GNU C Library.
  1188  //
  1189  //    The GNU C Library is free software; you can redistribute it and/or
  1190  //    modify it under the terms of the GNU Lesser General Public
  1191  //    License as published by the Free Software Foundation; either
  1192  //    version 2.1 of the License, or (at your option) any later version.
  1193  //
  1194  //    The GNU C Library is distributed in the hope that it will be useful,
  1195  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1196  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1197  //    Lesser General Public License for more details.
  1198  //
  1199  //    You should have received a copy of the GNU Lesser General Public
  1200  //    License along with the GNU C Library; if not, see
  1201  //    <http://www.gnu.org/licenses/>.
  1202  
  1203  // Definitions for byte order, according to significance of bytes,
  1204  //    from low addresses to high addresses.  The value is what you get by
  1205  //    putting '4' in the most significant byte, '3' in the second most
  1206  //    significant byte, '2' in the second least significant byte, and '1'
  1207  //    in the least significant byte, and then writing down one digit for
  1208  //    each byte, starting with the byte at the lowest address at the left,
  1209  //    and proceeding to the byte with the highest address at the right.
  1210  
  1211  // This file defines `__BYTE_ORDER' for the particular machine.
  1212  
  1213  // RISC-V is little-endian.
  1214  
  1215  // Some machines may need to use a different endianness for floating point
  1216  //    values.
  1217  
  1218  // bits/types.h -- definitions of __*_t types underlying *_t types.
  1219  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
  1220  //    This file is part of the GNU C Library.
  1221  //
  1222  //    The GNU C Library is free software; you can redistribute it and/or
  1223  //    modify it under the terms of the GNU Lesser General Public
  1224  //    License as published by the Free Software Foundation; either
  1225  //    version 2.1 of the License, or (at your option) any later version.
  1226  //
  1227  //    The GNU C Library is distributed in the hope that it will be useful,
  1228  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1229  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1230  //    Lesser General Public License for more details.
  1231  //
  1232  //    You should have received a copy of the GNU Lesser General Public
  1233  //    License along with the GNU C Library; if not, see
  1234  //    <https://www.gnu.org/licenses/>.
  1235  
  1236  // Never include this file directly; use <sys/types.h> instead.
  1237  
  1238  // Returned by `time'.
  1239  type Time_t = X__time_t /* time_t.h:10:18 */
  1240  
  1241  // POSIX.1b structure for a time value.  This is like a `struct timeval' but
  1242  //
  1243  //	has nanoseconds instead of microseconds.
  1244  type Timespec = struct {
  1245  	Ftv_sec  X__time_t
  1246  	Ftv_nsec X__syscall_slong_t
  1247  } /* struct_timespec.h:11:1 */
  1248  
  1249  // Copyright (C) 1992-2021 Free Software Foundation, Inc.
  1250  //    This file is part of the GNU C Library.
  1251  //
  1252  //    The GNU C Library is free software; you can redistribute it and/or
  1253  //    modify it under the terms of the GNU Lesser General Public
  1254  //    License as published by the Free Software Foundation; either
  1255  //    version 2.1 of the License, or (at your option) any later version.
  1256  //
  1257  //    The GNU C Library is distributed in the hope that it will be useful,
  1258  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1259  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1260  //    Lesser General Public License for more details.
  1261  //
  1262  //    You should have received a copy of the GNU Lesser General Public
  1263  //    License along with the GNU C Library; if not, see
  1264  //    <https://www.gnu.org/licenses/>.
  1265  
  1266  // Definition for struct stat.
  1267  //    Copyright (C) 2020-2021 Free Software Foundation, Inc.
  1268  //    This file is part of the GNU C Library.
  1269  //
  1270  //    The GNU C Library is free software; you can redistribute it and/or
  1271  //    modify it under the terms of the GNU Lesser General Public
  1272  //    License as published by the Free Software Foundation; either
  1273  //    version 2.1 of the License, or (at your option) any later version.
  1274  //
  1275  //    The GNU C Library is distributed in the hope that it will be useful,
  1276  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1277  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1278  //    Lesser General Public License for more details.
  1279  //
  1280  //    You should have received a copy of the GNU Lesser General Public
  1281  //    License along with the GNU C Library.  If not, see
  1282  //    <https://www.gnu.org/licenses/>.
  1283  
  1284  // Endian macros for string.h functions
  1285  //    Copyright (C) 1992-2021 Free Software Foundation, Inc.
  1286  //    This file is part of the GNU C Library.
  1287  //
  1288  //    The GNU C Library is free software; you can redistribute it and/or
  1289  //    modify it under the terms of the GNU Lesser General Public
  1290  //    License as published by the Free Software Foundation; either
  1291  //    version 2.1 of the License, or (at your option) any later version.
  1292  //
  1293  //    The GNU C Library is distributed in the hope that it will be useful,
  1294  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1295  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1296  //    Lesser General Public License for more details.
  1297  //
  1298  //    You should have received a copy of the GNU Lesser General Public
  1299  //    License along with the GNU C Library; if not, see
  1300  //    <http://www.gnu.org/licenses/>.
  1301  
  1302  // Determine the wordsize from the preprocessor defines.  RISC-V version.
  1303  //    Copyright (C) 2002-2021 Free Software Foundation, Inc.
  1304  //    This file is part of the GNU C Library.
  1305  //
  1306  //    The GNU C Library is free software; you can redistribute it and/or
  1307  //    modify it under the terms of the GNU Lesser General Public
  1308  //    License as published by the Free Software Foundation; either
  1309  //    version 2.1 of the License, or (at your option) any later version.
  1310  //
  1311  //    The GNU C Library is distributed in the hope that it will be useful,
  1312  //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  1313  //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  1314  //    Lesser General Public License for more details.
  1315  //
  1316  //    You should have received a copy of the GNU Lesser General Public
  1317  //    License along with the GNU C Library.  If not, see
  1318  //    <https://www.gnu.org/licenses/>.
  1319  
  1320  type Stat = struct {
  1321  	Fst_dev     X__dev_t
  1322  	Fst_ino     X__ino64_t
  1323  	Fst_mode    X__mode_t
  1324  	Fst_nlink   X__nlink_t
  1325  	Fst_uid     X__uid_t
  1326  	Fst_gid     X__gid_t
  1327  	Fst_rdev    X__dev_t
  1328  	F__pad1     X__dev_t
  1329  	Fst_size    X__off64_t
  1330  	Fst_blksize X__blksize_t
  1331  	F__pad2     int32
  1332  	Fst_blocks  X__blkcnt64_t
  1333  	Fst_atim    struct {
  1334  		Ftv_sec  X__time_t
  1335  		Ftv_nsec X__syscall_slong_t
  1336  	}
  1337  	Fst_mtim struct {
  1338  		Ftv_sec  X__time_t
  1339  		Ftv_nsec X__syscall_slong_t
  1340  	}
  1341  	Fst_ctim struct {
  1342  		Ftv_sec  X__time_t
  1343  		Ftv_nsec X__syscall_slong_t
  1344  	}
  1345  	F__glibc_reserved [2]int32
  1346  } /* struct_stat.h:44:1 */
  1347  
  1348  // Define some inlines helping to catch common problems.
  1349  
  1350  var _ uint8 /* gen.c:2:13: */