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signal_linux_amd64.go (94712B)


      1 // Code generated by 'ccgo signal/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 signal/signal_linux_amd64.go -pkgname signal', DO NOT EDIT.
      2 
      3 package signal
      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 	FP_XSTATE_MAGIC1             = 0x46505853 // sigcontext.h:27:1:
     19 	FP_XSTATE_MAGIC2             = 0x46505845 // sigcontext.h:28:1:
     20 	MINSIGSTKSZ                  = 2048       // sigstack.h:27:1:
     21 	NGREG                        = 23         // ucontext.h:42:1:
     22 	NSIG                         = 65         // signal.h:181:1:
     23 	SA_INTERRUPT                 = 0x20000000 // sigaction.h:70:1:
     24 	SA_NOCLDSTOP                 = 1          // sigaction.h:56:1:
     25 	SA_NOCLDWAIT                 = 2          // sigaction.h:57:1:
     26 	SA_NODEFER                   = 0x40000000 // sigaction.h:65:1:
     27 	SA_NOMASK                    = 1073741824 // sigaction.h:73:1:
     28 	SA_ONESHOT                   = 2147483648 // sigaction.h:74:1:
     29 	SA_ONSTACK                   = 0x08000000 // sigaction.h:61:1:
     30 	SA_RESETHAND                 = 0x80000000 // sigaction.h:67:1:
     31 	SA_RESTART                   = 0x10000000 // sigaction.h:64:1:
     32 	SA_SIGINFO                   = 4          // sigaction.h:58:1:
     33 	SA_STACK                     = 134217728  // sigaction.h:75:1:
     34 	SIGABRT                      = 6          // signum-generic.h:50:1:
     35 	SIGALRM                      = 14         // signum-generic.h:63:1:
     36 	SIGBUS                       = 7          // signum.h:35:1:
     37 	SIGCHLD                      = 17         // signum.h:41:1:
     38 	SIGCLD                       = 17         // signum-generic.h:88:1:
     39 	SIGCONT                      = 18         // signum.h:43:1:
     40 	SIGFPE                       = 8          // signum-generic.h:51:1:
     41 	SIGHUP                       = 1          // signum-generic.h:56:1:
     42 	SIGILL                       = 4          // signum-generic.h:49:1:
     43 	SIGINT                       = 2          // signum-generic.h:48:1:
     44 	SIGIO                        = 29         // signum-generic.h:86:1:
     45 	SIGIOT                       = 6          // signum-generic.h:87:1:
     46 	SIGKILL                      = 9          // signum-generic.h:59:1:
     47 	SIGPIPE                      = 13         // signum-generic.h:62:1:
     48 	SIGPOLL                      = 29         // signum.h:51:1:
     49 	SIGPROF                      = 27         // signum-generic.h:77:1:
     50 	SIGPWR                       = 30         // signum.h:32:1:
     51 	SIGQUIT                      = 3          // signum-generic.h:57:1:
     52 	SIGSEGV                      = 11         // signum-generic.h:52:1:
     53 	SIGSTKFLT                    = 16         // signum.h:31:1:
     54 	SIGSTKSZ                     = 8192       // sigstack.h:30:1:
     55 	SIGSTOP                      = 19         // signum.h:45:1:
     56 	SIGSYS                       = 31         // signum.h:53:1:
     57 	SIGTERM                      = 15         // signum-generic.h:53:1:
     58 	SIGTRAP                      = 5          // signum-generic.h:58:1:
     59 	SIGTSTP                      = 20         // signum.h:47:1:
     60 	SIGTTIN                      = 21         // signum-generic.h:71:1:
     61 	SIGTTOU                      = 22         // signum-generic.h:72:1:
     62 	SIGURG                       = 23         // signum.h:49:1:
     63 	SIGUSR1                      = 10         // signum.h:37:1:
     64 	SIGUSR2                      = 12         // signum.h:39:1:
     65 	SIGVTALRM                    = 26         // signum-generic.h:76:1:
     66 	SIGWINCH                     = 28         // signum-generic.h:83:1:
     67 	SIGXCPU                      = 24         // signum-generic.h:74:1:
     68 	SIGXFSZ                      = 25         // signum-generic.h:75:1:
     69 	SIG_BLOCK                    = 0          // sigaction.h:79:1:
     70 	SIG_SETMASK                  = 2          // sigaction.h:81:1:
     71 	SIG_UNBLOCK                  = 1          // sigaction.h:80:1:
     72 	X_ATFILE_SOURCE              = 1          // features.h:342:1:
     73 	X_BITS_ENDIANNESS_H          = 1          // endianness.h:2:1:
     74 	X_BITS_ENDIAN_H              = 1          // endian.h:20:1:
     75 	X_BITS_PTHREADTYPES_ARCH_H   = 1          // pthreadtypes-arch.h:19:1:
     76 	X_BITS_PTHREADTYPES_COMMON_H = 1          // pthreadtypes.h:20:1:
     77 	X_BITS_SIGACTION_H           = 1          // sigaction.h:20:1:
     78 	X_BITS_SIGCONTEXT_H          = 1          // sigcontext.h:19:1:
     79 	X_BITS_SIGEVENT_CONSTS_H     = 1          // sigevent-consts.h:20:1:
     80 	X_BITS_SIGINFO_ARCH_H        = 1          // siginfo-arch.h:3:1:
     81 	X_BITS_SIGINFO_CONSTS_H      = 1          // siginfo-consts.h:20:1:
     82 	X_BITS_SIGNUM_GENERIC_H      = 1          // signum-generic.h:20:1:
     83 	X_BITS_SIGNUM_H              = 1          // signum.h:20:1:
     84 	X_BITS_SIGSTACK_H            = 1          // sigstack.h:20:1:
     85 	X_BITS_SIGTHREAD_H           = 1          // sigthread.h:20:1:
     86 	X_BITS_SS_FLAGS_H            = 1          // ss_flags.h:20:1:
     87 	X_BITS_TIME64_H              = 1          // time64.h:24:1:
     88 	X_BITS_TYPESIZES_H           = 1          // typesizes.h:24:1:
     89 	X_BITS_TYPES_H               = 1          // types.h:24:1:
     90 	X_BSD_SIZE_T_                = 0          // stddef.h:189:1:
     91 	X_BSD_SIZE_T_DEFINED_        = 0          // stddef.h:192:1:
     92 	X_DEFAULT_SOURCE             = 1          // features.h:227:1:
     93 	X_FEATURES_H                 = 1          // features.h:19:1:
     94 	X_FILE_OFFSET_BITS           = 64         // <builtin>:25:1:
     95 	X_GCC_SIZE_T                 = 0          // stddef.h:195:1:
     96 	X_LP64                       = 1          // <predefined>:284:1:
     97 	X_NSIG                       = 65         // signum-generic.h:100:1:
     98 	X_POSIX_C_SOURCE             = 200809     // features.h:281:1:
     99 	X_POSIX_SOURCE               = 1          // features.h:279:1:
    100 	X_RWLOCK_INTERNAL_H          = 0          // struct_rwlock.h:21:1:
    101 	X_SIGNAL_H                   = 0          // signal.h:23:1:
    102 	X_SIZET_                     = 0          // stddef.h:196:1:
    103 	X_SIZE_T                     = 0          // stddef.h:183:1:
    104 	X_SIZE_T_                    = 0          // stddef.h:188:1:
    105 	X_SIZE_T_DECLARED            = 0          // stddef.h:193:1:
    106 	X_SIZE_T_DEFINED             = 0          // stddef.h:191:1:
    107 	X_SIZE_T_DEFINED_            = 0          // stddef.h:190:1:
    108 	X_STDC_PREDEF_H              = 1          // <predefined>:162:1:
    109 	X_STRUCT_TIMESPEC            = 1          // struct_timespec.h:3:1:
    110 	X_SYS_CDEFS_H                = 1          // cdefs.h:19:1:
    111 	X_SYS_SIZE_T_H               = 0          // stddef.h:184:1:
    112 	X_SYS_UCONTEXT_H             = 1          // ucontext.h:19:1:
    113 	X_THREAD_MUTEX_INTERNAL_H    = 1          // struct_mutex.h:20:1:
    114 	X_THREAD_SHARED_TYPES_H      = 1          // thread-shared-types.h:20:1:
    115 	X_T_SIZE                     = 0          // stddef.h:186:1:
    116 	X_T_SIZE_                    = 0          // stddef.h:185:1:
    117 	Linux                        = 1          // <predefined>:231:1:
    118 	Unix                         = 1          // <predefined>:177:1:
    119 )
    120 
    121 // POSIX names to access some of the members.
    122 
    123 // sigevent constants.  Linux version.
    124 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
    125 //    This file is part of the GNU C Library.
    126 //
    127 //    The GNU C Library is free software; you can redistribute it and/or
    128 //    modify it under the terms of the GNU Lesser General Public
    129 //    License as published by the Free Software Foundation; either
    130 //    version 2.1 of the License, or (at your option) any later version.
    131 //
    132 //    The GNU C Library is distributed in the hope that it will be useful,
    133 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    134 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    135 //    Lesser General Public License for more details.
    136 //
    137 //    You should have received a copy of the GNU Lesser General Public
    138 //    License along with the GNU C Library; if not, see
    139 //    <https://www.gnu.org/licenses/>.
    140 
    141 // `sigev_notify' values.
    142 const ( /* sigevent-consts.h:27:1: */
    143 	SIGEV_SIGNAL = 0 // Notify via signal.
    144 	SIGEV_NONE   = 1 // Other notification: meaningless.
    145 	SIGEV_THREAD = 2 // Deliver via thread creation.
    146 
    147 	SIGEV_THREAD_ID = 4
    148 )
    149 
    150 // `si_code' values for SIGSEGV signal.
    151 const ( /* siginfo-consts.h:119:1: */
    152 	SEGV_MAPERR  = 1 // Address not mapped to object.
    153 	SEGV_ACCERR  = 2 // Invalid permissions for mapped object.
    154 	SEGV_BNDERR  = 3 // Bounds checking failure.
    155 	SEGV_PKUERR  = 4 // Protection key checking failure.
    156 	SEGV_ACCADI  = 5 // ADI not enabled for mapped object.
    157 	SEGV_ADIDERR = 6 // Disrupting MCD error.
    158 	SEGV_ADIPERR = 7
    159 )
    160 
    161 // `si_code' values for SIGBUS signal.
    162 const ( /* siginfo-consts.h:138:1: */
    163 	BUS_ADRALN    = 1 // Invalid address alignment.
    164 	BUS_ADRERR    = 2 // Non-existant physical address.
    165 	BUS_OBJERR    = 3 // Object specific hardware error.
    166 	BUS_MCEERR_AR = 4 // Hardware memory error: action required.
    167 	BUS_MCEERR_AO = 5
    168 )
    169 
    170 // `si_code' values for SIGCHLD signal.
    171 const ( /* siginfo-consts.h:172:1: */
    172 	CLD_EXITED    = 1 // Child has exited.
    173 	CLD_KILLED    = 2 // Child was killed.
    174 	CLD_DUMPED    = 3 // Child terminated abnormally.
    175 	CLD_TRAPPED   = 4 // Traced child has trapped.
    176 	CLD_STOPPED   = 5 // Child has stopped.
    177 	CLD_CONTINUED = 6
    178 )
    179 
    180 // `si_code' values for SIGPOLL signal.
    181 const ( /* siginfo-consts.h:189:1: */
    182 	POLL_IN  = 1 // Data input available.
    183 	POLL_OUT = 2 // Output buffers available.
    184 	POLL_MSG = 3 // Input message available.
    185 	POLL_ERR = 4 // I/O error.
    186 	POLL_PRI = 5 // High priority input available.
    187 	POLL_HUP = 6
    188 )
    189 
    190 // X/Open requires some more fields with fixed names.
    191 
    192 // siginfo constants.  Linux version.
    193 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
    194 //    This file is part of the GNU C Library.
    195 //
    196 //    The GNU C Library is free software; you can redistribute it and/or
    197 //    modify it under the terms of the GNU Lesser General Public
    198 //    License as published by the Free Software Foundation; either
    199 //    version 2.1 of the License, or (at your option) any later version.
    200 //
    201 //    The GNU C Library is distributed in the hope that it will be useful,
    202 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    203 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    204 //    Lesser General Public License for more details.
    205 //
    206 //    You should have received a copy of the GNU Lesser General Public
    207 //    License along with the GNU C Library; if not, see
    208 //    <https://www.gnu.org/licenses/>.
    209 
    210 // Most of these constants are uniform across all architectures, but there
    211 //    is one exception.
    212 // Architecture-specific adjustments to siginfo_t.  x86 version.
    213 
    214 // Values for `si_code'.  Positive values are reserved for kernel-generated
    215 //
    216 //	signals.
    217 const ( /* siginfo-consts.h:35:1: */
    218 	SI_ASYNCNL  = -60 // Sent by asynch name lookup completion.
    219 	SI_DETHREAD = -7  // Sent by execve killing subsidiary
    220 	// 				   threads.
    221 	SI_TKILL   = -6 // Sent by tkill.
    222 	SI_SIGIO   = -5 // Sent by queued SIGIO.
    223 	SI_ASYNCIO = -4 // Sent by AIO completion.
    224 	SI_MESGQ   = -3 // Sent by real time mesq state change.
    225 	SI_TIMER   = -2 // Sent by timer expiration.
    226 	SI_QUEUE   = -1 // Sent by sigqueue.
    227 	SI_USER    = 0  // Sent by kill, sigsend.
    228 	SI_KERNEL  = 128
    229 )
    230 
    231 // `si_code' values for SIGILL signal.
    232 const ( /* siginfo-consts.h:71:1: */
    233 	ILL_ILLOPC   = 1 // Illegal opcode.
    234 	ILL_ILLOPN   = 2 // Illegal operand.
    235 	ILL_ILLADR   = 3 // Illegal addressing mode.
    236 	ILL_ILLTRP   = 4 // Illegal trap.
    237 	ILL_PRVOPC   = 5 // Privileged opcode.
    238 	ILL_PRVREG   = 6 // Privileged register.
    239 	ILL_COPROC   = 7 // Coprocessor error.
    240 	ILL_BADSTK   = 8 // Internal stack error.
    241 	ILL_BADIADDR = 9
    242 )
    243 
    244 // `si_code' values for SIGFPE signal.
    245 const ( /* siginfo-consts.h:94:1: */
    246 	FPE_INTDIV   = 1  // Integer divide by zero.
    247 	FPE_INTOVF   = 2  // Integer overflow.
    248 	FPE_FLTDIV   = 3  // Floating point divide by zero.
    249 	FPE_FLTOVF   = 4  // Floating point overflow.
    250 	FPE_FLTUND   = 5  // Floating point underflow.
    251 	FPE_FLTRES   = 6  // Floating point inexact result.
    252 	FPE_FLTINV   = 7  // Floating point invalid operation.
    253 	FPE_FLTSUB   = 8  // Subscript out of range.
    254 	FPE_FLTUNK   = 14 // Undiagnosed floating-point exception.
    255 	FPE_CONDTRAP = 15
    256 )
    257 
    258 // sigstack, sigaltstack definitions.
    259 //    Copyright (C) 1998-2020 Free Software Foundation, Inc.
    260 //    This file is part of the GNU C Library.
    261 //
    262 //    The GNU C Library is free software; you can redistribute it and/or
    263 //    modify it under the terms of the GNU Lesser General Public
    264 //    License as published by the Free Software Foundation; either
    265 //    version 2.1 of the License, or (at your option) any later version.
    266 //
    267 //    The GNU C Library is distributed in the hope that it will be useful,
    268 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    269 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    270 //    Lesser General Public License for more details.
    271 //
    272 //    You should have received a copy of the GNU Lesser General Public
    273 //    License along with the GNU C Library; if not, see
    274 //    <https://www.gnu.org/licenses/>.
    275 
    276 // Minimum stack size for a signal handler.
    277 
    278 // System default stack size.
    279 
    280 // ss_flags values for stack_t.  Linux version.
    281 //    Copyright (C) 1998-2020 Free Software Foundation, Inc.
    282 //    This file is part of the GNU C Library.
    283 //
    284 //    The GNU C Library is free software; you can redistribute it and/or
    285 //    modify it under the terms of the GNU Lesser General Public
    286 //    License as published by the Free Software Foundation; either
    287 //    version 2.1 of the License, or (at your option) any later version.
    288 //
    289 //    The GNU C Library is distributed in the hope that it will be useful,
    290 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    291 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    292 //    Lesser General Public License for more details.
    293 //
    294 //    You should have received a copy of the GNU Lesser General Public
    295 //    License along with the GNU C Library; if not, see
    296 //    <https://www.gnu.org/licenses/>.
    297 
    298 // Possible values for `ss_flags'.
    299 const ( /* ss_flags.h:27:1: */
    300 	SS_ONSTACK = 1
    301 	SS_DISABLE = 2
    302 )
    303 
    304 type Ptrdiff_t = int64 /* <builtin>:3:26 */
    305 
    306 type Size_t = uint64 /* <builtin>:9:23 */
    307 
    308 type Wchar_t = int32 /* <builtin>:15:24 */
    309 
    310 type X__int128_t = struct {
    311 	Flo int64
    312 	Fhi int64
    313 } /* <builtin>:21:43 */ // must match modernc.org/mathutil.Int128
    314 type X__uint128_t = struct {
    315 	Flo uint64
    316 	Fhi uint64
    317 } /* <builtin>:22:44 */ // must match modernc.org/mathutil.Int128
    318 
    319 type X__builtin_va_list = uintptr /* <builtin>:46:14 */
    320 type X__float128 = float64        /* <builtin>:47:21 */
    321 
    322 // Copyright (C) 1991-2020 Free Software Foundation, Inc.
    323 //    This file is part of the GNU C Library.
    324 //
    325 //    The GNU C Library is free software; you can redistribute it and/or
    326 //    modify it under the terms of the GNU Lesser General Public
    327 //    License as published by the Free Software Foundation; either
    328 //    version 2.1 of the License, or (at your option) any later version.
    329 //
    330 //    The GNU C Library is distributed in the hope that it will be useful,
    331 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    332 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    333 //    Lesser General Public License for more details.
    334 //
    335 //    You should have received a copy of the GNU Lesser General Public
    336 //    License along with the GNU C Library; if not, see
    337 //    <https://www.gnu.org/licenses/>.
    338 
    339 //	ISO C99 Standard: 7.14 Signal handling <signal.h>
    340 
    341 // Copyright (C) 1991-2020 Free Software Foundation, Inc.
    342 //    This file is part of the GNU C Library.
    343 //
    344 //    The GNU C Library is free software; you can redistribute it and/or
    345 //    modify it under the terms of the GNU Lesser General Public
    346 //    License as published by the Free Software Foundation; either
    347 //    version 2.1 of the License, or (at your option) any later version.
    348 //
    349 //    The GNU C Library is distributed in the hope that it will be useful,
    350 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    351 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    352 //    Lesser General Public License for more details.
    353 //
    354 //    You should have received a copy of the GNU Lesser General Public
    355 //    License along with the GNU C Library; if not, see
    356 //    <https://www.gnu.org/licenses/>.
    357 
    358 // These are defined by the user (or the compiler)
    359 //    to specify the desired environment:
    360 //
    361 //    __STRICT_ANSI__	ISO Standard C.
    362 //    _ISOC99_SOURCE	Extensions to ISO C89 from ISO C99.
    363 //    _ISOC11_SOURCE	Extensions to ISO C99 from ISO C11.
    364 //    _ISOC2X_SOURCE	Extensions to ISO C99 from ISO C2X.
    365 //    __STDC_WANT_LIB_EXT2__
    366 // 			Extensions to ISO C99 from TR 27431-2:2010.
    367 //    __STDC_WANT_IEC_60559_BFP_EXT__
    368 // 			Extensions to ISO C11 from TS 18661-1:2014.
    369 //    __STDC_WANT_IEC_60559_FUNCS_EXT__
    370 // 			Extensions to ISO C11 from TS 18661-4:2015.
    371 //    __STDC_WANT_IEC_60559_TYPES_EXT__
    372 // 			Extensions to ISO C11 from TS 18661-3:2015.
    373 //
    374 //    _POSIX_SOURCE	IEEE Std 1003.1.
    375 //    _POSIX_C_SOURCE	If ==1, like _POSIX_SOURCE; if >=2 add IEEE Std 1003.2;
    376 // 			if >=199309L, add IEEE Std 1003.1b-1993;
    377 // 			if >=199506L, add IEEE Std 1003.1c-1995;
    378 // 			if >=200112L, all of IEEE 1003.1-2004
    379 // 			if >=200809L, all of IEEE 1003.1-2008
    380 //    _XOPEN_SOURCE	Includes POSIX and XPG things.  Set to 500 if
    381 // 			Single Unix conformance is wanted, to 600 for the
    382 // 			sixth revision, to 700 for the seventh revision.
    383 //    _XOPEN_SOURCE_EXTENDED XPG things and X/Open Unix extensions.
    384 //    _LARGEFILE_SOURCE	Some more functions for correct standard I/O.
    385 //    _LARGEFILE64_SOURCE	Additional functionality from LFS for large files.
    386 //    _FILE_OFFSET_BITS=N	Select default filesystem interface.
    387 //    _ATFILE_SOURCE	Additional *at interfaces.
    388 //    _GNU_SOURCE		All of the above, plus GNU extensions.
    389 //    _DEFAULT_SOURCE	The default set of features (taking precedence over
    390 // 			__STRICT_ANSI__).
    391 //
    392 //    _FORTIFY_SOURCE	Add security hardening to many library functions.
    393 // 			Set to 1 or 2; 2 performs stricter checks than 1.
    394 //
    395 //    _REENTRANT, _THREAD_SAFE
    396 // 			Obsolete; equivalent to _POSIX_C_SOURCE=199506L.
    397 //
    398 //    The `-ansi' switch to the GNU C compiler, and standards conformance
    399 //    options such as `-std=c99', define __STRICT_ANSI__.  If none of
    400 //    these are defined, or if _DEFAULT_SOURCE is defined, the default is
    401 //    to have _POSIX_SOURCE set to one and _POSIX_C_SOURCE set to
    402 //    200809L, as well as enabling miscellaneous functions from BSD and
    403 //    SVID.  If more than one of these are defined, they accumulate.  For
    404 //    example __STRICT_ANSI__, _POSIX_SOURCE and _POSIX_C_SOURCE together
    405 //    give you ISO C, 1003.1, and 1003.2, but nothing else.
    406 //
    407 //    These are defined by this file and are used by the
    408 //    header files to decide what to declare or define:
    409 //
    410 //    __GLIBC_USE (F)	Define things from feature set F.  This is defined
    411 // 			to 1 or 0; the subsequent macros are either defined
    412 // 			or undefined, and those tests should be moved to
    413 // 			__GLIBC_USE.
    414 //    __USE_ISOC11		Define ISO C11 things.
    415 //    __USE_ISOC99		Define ISO C99 things.
    416 //    __USE_ISOC95		Define ISO C90 AMD1 (C95) things.
    417 //    __USE_ISOCXX11	Define ISO C++11 things.
    418 //    __USE_POSIX		Define IEEE Std 1003.1 things.
    419 //    __USE_POSIX2		Define IEEE Std 1003.2 things.
    420 //    __USE_POSIX199309	Define IEEE Std 1003.1, and .1b things.
    421 //    __USE_POSIX199506	Define IEEE Std 1003.1, .1b, .1c and .1i things.
    422 //    __USE_XOPEN		Define XPG things.
    423 //    __USE_XOPEN_EXTENDED	Define X/Open Unix things.
    424 //    __USE_UNIX98		Define Single Unix V2 things.
    425 //    __USE_XOPEN2K        Define XPG6 things.
    426 //    __USE_XOPEN2KXSI     Define XPG6 XSI things.
    427 //    __USE_XOPEN2K8       Define XPG7 things.
    428 //    __USE_XOPEN2K8XSI    Define XPG7 XSI things.
    429 //    __USE_LARGEFILE	Define correct standard I/O things.
    430 //    __USE_LARGEFILE64	Define LFS things with separate names.
    431 //    __USE_FILE_OFFSET64	Define 64bit interface as default.
    432 //    __USE_MISC		Define things from 4.3BSD or System V Unix.
    433 //    __USE_ATFILE		Define *at interfaces and AT_* constants for them.
    434 //    __USE_GNU		Define GNU extensions.
    435 //    __USE_FORTIFY_LEVEL	Additional security measures used, according to level.
    436 //
    437 //    The macros `__GNU_LIBRARY__', `__GLIBC__', and `__GLIBC_MINOR__' are
    438 //    defined by this file unconditionally.  `__GNU_LIBRARY__' is provided
    439 //    only for compatibility.  All new code should use the other symbols
    440 //    to test for features.
    441 //
    442 //    All macros listed above as possibly being defined by this file are
    443 //    explicitly undefined if they are not explicitly defined.
    444 //    Feature-test macros that are not defined by the user or compiler
    445 //    but are implied by the other feature-test macros defined (or by the
    446 //    lack of any definitions) are defined by the file.
    447 //
    448 //    ISO C feature test macros depend on the definition of the macro
    449 //    when an affected header is included, not when the first system
    450 //    header is included, and so they are handled in
    451 //    <bits/libc-header-start.h>, which does not have a multiple include
    452 //    guard.  Feature test macros that can be handled from the first
    453 //    system header included are handled here.
    454 
    455 // Undefine everything, so we get a clean slate.
    456 
    457 // Suppress kernel-name space pollution unless user expressedly asks
    458 //    for it.
    459 
    460 // Convenience macro to test the version of gcc.
    461 //    Use like this:
    462 //    #if __GNUC_PREREQ (2,8)
    463 //    ... code requiring gcc 2.8 or later ...
    464 //    #endif
    465 //    Note: only works for GCC 2.0 and later, because __GNUC_MINOR__ was
    466 //    added in 2.0.
    467 
    468 // Similarly for clang.  Features added to GCC after version 4.2 may
    469 //    or may not also be available in clang, and clang's definitions of
    470 //    __GNUC(_MINOR)__ are fixed at 4 and 2 respectively.  Not all such
    471 //    features can be queried via __has_extension/__has_feature.
    472 
    473 // Whether to use feature set F.
    474 
    475 // _BSD_SOURCE and _SVID_SOURCE are deprecated aliases for
    476 //    _DEFAULT_SOURCE.  If _DEFAULT_SOURCE is present we do not
    477 //    issue a warning; the expectation is that the source is being
    478 //    transitioned to use the new macro.
    479 
    480 // If _GNU_SOURCE was defined by the user, turn on all the other features.
    481 
    482 // If nothing (other than _GNU_SOURCE and _DEFAULT_SOURCE) is defined,
    483 //    define _DEFAULT_SOURCE.
    484 
    485 // This is to enable the ISO C2X extension.
    486 
    487 // This is to enable the ISO C11 extension.
    488 
    489 // This is to enable the ISO C99 extension.
    490 
    491 // This is to enable the ISO C90 Amendment 1:1995 extension.
    492 
    493 // If none of the ANSI/POSIX macros are defined, or if _DEFAULT_SOURCE
    494 //    is defined, use POSIX.1-2008 (or another version depending on
    495 //    _XOPEN_SOURCE).
    496 
    497 // Some C libraries once required _REENTRANT and/or _THREAD_SAFE to be
    498 //    defined in all multithreaded code.  GNU libc has not required this
    499 //    for many years.  We now treat them as compatibility synonyms for
    500 //    _POSIX_C_SOURCE=199506L, which is the earliest level of POSIX with
    501 //    comprehensive support for multithreaded code.  Using them never
    502 //    lowers the selected level of POSIX conformance, only raises it.
    503 
    504 // The function 'gets' existed in C89, but is impossible to use
    505 //    safely.  It has been removed from ISO C11 and ISO C++14.  Note: for
    506 //    compatibility with various implementations of <cstdio>, this test
    507 //    must consider only the value of __cplusplus when compiling C++.
    508 
    509 // GNU formerly extended the scanf functions with modified format
    510 //    specifiers %as, %aS, and %a[...] that allocate a buffer for the
    511 //    input using malloc.  This extension conflicts with ISO C99, which
    512 //    defines %a as a standalone format specifier that reads a floating-
    513 //    point number; moreover, POSIX.1-2008 provides the same feature
    514 //    using the modifier letter 'm' instead (%ms, %mS, %m[...]).
    515 //
    516 //    We now follow C99 unless GNU extensions are active and the compiler
    517 //    is specifically in C89 or C++98 mode (strict or not).  For
    518 //    instance, with GCC, -std=gnu11 will have C99-compliant scanf with
    519 //    or without -D_GNU_SOURCE, but -std=c89 -D_GNU_SOURCE will have the
    520 //    old extension.
    521 
    522 // Get definitions of __STDC_* predefined macros, if the compiler has
    523 //    not preincluded this header automatically.
    524 // Copyright (C) 1991-2020 Free Software Foundation, Inc.
    525 //    This file is part of the GNU C Library.
    526 //
    527 //    The GNU C Library is free software; you can redistribute it and/or
    528 //    modify it under the terms of the GNU Lesser General Public
    529 //    License as published by the Free Software Foundation; either
    530 //    version 2.1 of the License, or (at your option) any later version.
    531 //
    532 //    The GNU C Library is distributed in the hope that it will be useful,
    533 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    534 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    535 //    Lesser General Public License for more details.
    536 //
    537 //    You should have received a copy of the GNU Lesser General Public
    538 //    License along with the GNU C Library; if not, see
    539 //    <https://www.gnu.org/licenses/>.
    540 
    541 // This macro indicates that the installed library is the GNU C Library.
    542 //    For historic reasons the value now is 6 and this will stay from now
    543 //    on.  The use of this variable is deprecated.  Use __GLIBC__ and
    544 //    __GLIBC_MINOR__ now (see below) when you want to test for a specific
    545 //    GNU C library version and use the values in <gnu/lib-names.h> to get
    546 //    the sonames of the shared libraries.
    547 
    548 // Major and minor version number of the GNU C library package.  Use
    549 //    these macros to test for features in specific releases.
    550 
    551 // This is here only because every header file already includes this one.
    552 // Copyright (C) 1992-2020 Free Software Foundation, Inc.
    553 //    This file is part of the GNU C Library.
    554 //
    555 //    The GNU C Library is free software; you can redistribute it and/or
    556 //    modify it under the terms of the GNU Lesser General Public
    557 //    License as published by the Free Software Foundation; either
    558 //    version 2.1 of the License, or (at your option) any later version.
    559 //
    560 //    The GNU C Library is distributed in the hope that it will be useful,
    561 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    562 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    563 //    Lesser General Public License for more details.
    564 //
    565 //    You should have received a copy of the GNU Lesser General Public
    566 //    License along with the GNU C Library; if not, see
    567 //    <https://www.gnu.org/licenses/>.
    568 
    569 // We are almost always included from features.h.
    570 
    571 // The GNU libc does not support any K&R compilers or the traditional mode
    572 //    of ISO C compilers anymore.  Check for some of the combinations not
    573 //    anymore supported.
    574 
    575 // Some user header file might have defined this before.
    576 
    577 // All functions, except those with callbacks or those that
    578 //    synchronize memory, are leaf functions.
    579 
    580 // GCC can always grok prototypes.  For C++ programs we add throw()
    581 //    to help it optimize the function calls.  But this works only with
    582 //    gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
    583 //    as non-throwing using a function attribute since programs can use
    584 //    the -fexceptions options for C code as well.
    585 
    586 // Compilers that are not clang may object to
    587 //        #if defined __clang__ && __has_extension(...)
    588 //    even though they do not need to evaluate the right-hand side of the &&.
    589 
    590 // These two macros are not used in glibc anymore.  They are kept here
    591 //    only because some other projects expect the macros to be defined.
    592 
    593 // For these things, GCC behaves the ANSI way normally,
    594 //    and the non-ANSI way under -traditional.
    595 
    596 // This is not a typedef so `const __ptr_t' does the right thing.
    597 
    598 // C++ needs to know that types and declarations are C, not C++.
    599 
    600 // Fortify support.
    601 
    602 // Support for flexible arrays.
    603 //    Headers that should use flexible arrays only if they're "real"
    604 //    (e.g. only if they won't affect sizeof()) should test
    605 //    #if __glibc_c99_flexarr_available.
    606 
    607 // __asm__ ("xyz") is used throughout the headers to rename functions
    608 //    at the assembly language level.  This is wrapped by the __REDIRECT
    609 //    macro, in order to support compilers that can do this some other
    610 //    way.  When compilers don't support asm-names at all, we have to do
    611 //    preprocessor tricks instead (which don't have exactly the right
    612 //    semantics, but it's the best we can do).
    613 //
    614 //    Example:
    615 //    int __REDIRECT(setpgrp, (__pid_t pid, __pid_t pgrp), setpgid);
    616 
    617 //
    618 // #elif __SOME_OTHER_COMPILER__
    619 //
    620 // # define __REDIRECT(name, proto, alias) name proto; 	_Pragma("let " #name " = " #alias)
    621 
    622 // GCC has various useful declarations that can be made with the
    623 //    `__attribute__' syntax.  All of the ways we use this do fine if
    624 //    they are omitted for compilers that don't understand it.
    625 
    626 // At some point during the gcc 2.96 development the `malloc' attribute
    627 //    for functions was introduced.  We don't want to use it unconditionally
    628 //    (although this would be possible) since it generates warnings.
    629 
    630 // Tell the compiler which arguments to an allocation function
    631 //    indicate the size of the allocation.
    632 
    633 // At some point during the gcc 2.96 development the `pure' attribute
    634 //    for functions was introduced.  We don't want to use it unconditionally
    635 //    (although this would be possible) since it generates warnings.
    636 
    637 // This declaration tells the compiler that the value is constant.
    638 
    639 // At some point during the gcc 3.1 development the `used' attribute
    640 //    for functions was introduced.  We don't want to use it unconditionally
    641 //    (although this would be possible) since it generates warnings.
    642 
    643 // Since version 3.2, gcc allows marking deprecated functions.
    644 
    645 // Since version 4.5, gcc also allows one to specify the message printed
    646 //    when a deprecated function is used.  clang claims to be gcc 4.2, but
    647 //    may also support this feature.
    648 
    649 // At some point during the gcc 2.8 development the `format_arg' attribute
    650 //    for functions was introduced.  We don't want to use it unconditionally
    651 //    (although this would be possible) since it generates warnings.
    652 //    If several `format_arg' attributes are given for the same function, in
    653 //    gcc-3.0 and older, all but the last one are ignored.  In newer gccs,
    654 //    all designated arguments are considered.
    655 
    656 // At some point during the gcc 2.97 development the `strfmon' format
    657 //    attribute for functions was introduced.  We don't want to use it
    658 //    unconditionally (although this would be possible) since it
    659 //    generates warnings.
    660 
    661 // The nonull function attribute allows to mark pointer parameters which
    662 //    must not be NULL.
    663 
    664 // If fortification mode, we warn about unused results of certain
    665 //    function calls which can lead to problems.
    666 
    667 // Forces a function to be always inlined.
    668 // The Linux kernel defines __always_inline in stddef.h (283d7573), and
    669 //    it conflicts with this definition.  Therefore undefine it first to
    670 //    allow either header to be included first.
    671 
    672 // Associate error messages with the source location of the call site rather
    673 //    than with the source location inside the function.
    674 
    675 // GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99
    676 //    inline semantics, unless -fgnu89-inline is used.  Using __GNUC_STDC_INLINE__
    677 //    or __GNUC_GNU_INLINE is not a good enough check for gcc because gcc versions
    678 //    older than 4.3 may define these macros and still not guarantee GNU inlining
    679 //    semantics.
    680 //
    681 //    clang++ identifies itself as gcc-4.2, but has support for GNU inlining
    682 //    semantics, that can be checked for by using the __GNUC_STDC_INLINE_ and
    683 //    __GNUC_GNU_INLINE__ macro definitions.
    684 
    685 // GCC 4.3 and above allow passing all anonymous arguments of an
    686 //    __extern_always_inline function to some other vararg function.
    687 
    688 // It is possible to compile containing GCC extensions even if GCC is
    689 //    run in pedantic mode if the uses are carefully marked using the
    690 //    `__extension__' keyword.  But this is not generally available before
    691 //    version 2.8.
    692 
    693 // __restrict is known in EGCS 1.2 and above.
    694 
    695 // ISO C99 also allows to declare arrays as non-overlapping.  The syntax is
    696 //      array_name[restrict]
    697 //    GCC 3.1 supports this.
    698 
    699 // Describes a char array whose address can safely be passed as the first
    700 //    argument to strncpy and strncat, as the char array is not necessarily
    701 //    a NUL-terminated string.
    702 
    703 // Undefine (also defined in libc-symbols.h).
    704 // Copies attributes from the declaration or type referenced by
    705 //    the argument.
    706 
    707 // Determine the wordsize from the preprocessor defines.
    708 
    709 // Both x86-64 and x32 use the 64-bit system call interface.
    710 // Properties of long double type.  ldbl-96 version.
    711 //    Copyright (C) 2016-2020 Free Software Foundation, Inc.
    712 //    This file is part of the GNU C Library.
    713 //
    714 //    The GNU C Library is free software; you can redistribute it and/or
    715 //    modify it under the terms of the GNU Lesser General Public
    716 //    License  published by the Free Software Foundation; either
    717 //    version 2.1 of the License, or (at your option) any later version.
    718 //
    719 //    The GNU C Library is distributed in the hope that it will be useful,
    720 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    721 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    722 //    Lesser General Public License for more details.
    723 //
    724 //    You should have received a copy of the GNU Lesser General Public
    725 //    License along with the GNU C Library; if not, see
    726 //    <https://www.gnu.org/licenses/>.
    727 
    728 // long double is distinct from double, so there is nothing to
    729 //    define here.
    730 
    731 // __glibc_macro_warning (MESSAGE) issues warning MESSAGE.  This is
    732 //    intended for use in preprocessor macros.
    733 //
    734 //    Note: MESSAGE must be a _single_ string; concatenation of string
    735 //    literals is not supported.
    736 
    737 // Generic selection (ISO C11) is a C-only feature, available in GCC
    738 //    since version 4.9.  Previous versions do not provide generic
    739 //    selection, even though they might set __STDC_VERSION__ to 201112L,
    740 //    when in -std=c11 mode.  Thus, we must check for !defined __GNUC__
    741 //    when testing __STDC_VERSION__ for generic selection support.
    742 //    On the other hand, Clang also defines __GNUC__, so a clang-specific
    743 //    check is required to enable the use of generic selection.
    744 
    745 // If we don't have __REDIRECT, prototypes will be missing if
    746 //    __USE_FILE_OFFSET64 but not __USE_LARGEFILE[64].
    747 
    748 // Decide whether we can define 'extern inline' functions in headers.
    749 
    750 // This is here only because every header file already includes this one.
    751 //    Get the definitions of all the appropriate `__stub_FUNCTION' symbols.
    752 //    <gnu/stubs.h> contains `#define __stub_FUNCTION' when FUNCTION is a stub
    753 //    that will always return failure (and set errno to ENOSYS).
    754 // This file is automatically generated.
    755 //    This file selects the right generated file of `__stub_FUNCTION' macros
    756 //    based on the architecture being compiled for.
    757 
    758 // This file is automatically generated.
    759 //    It defines a symbol `__stub_FUNCTION' for each function
    760 //    in the C library which is a stub, meaning it will fail
    761 //    every time called, usually setting errno to ENOSYS.
    762 
    763 // bits/types.h -- definitions of __*_t types underlying *_t types.
    764 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
    765 //    This file is part of the GNU C Library.
    766 //
    767 //    The GNU C Library is free software; you can redistribute it and/or
    768 //    modify it under the terms of the GNU Lesser General Public
    769 //    License as published by the Free Software Foundation; either
    770 //    version 2.1 of the License, or (at your option) any later version.
    771 //
    772 //    The GNU C Library is distributed in the hope that it will be useful,
    773 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    774 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    775 //    Lesser General Public License for more details.
    776 //
    777 //    You should have received a copy of the GNU Lesser General Public
    778 //    License along with the GNU C Library; if not, see
    779 //    <https://www.gnu.org/licenses/>.
    780 
    781 // Never include this file directly; use <sys/types.h> instead.
    782 
    783 // Copyright (C) 1991-2020 Free Software Foundation, Inc.
    784 //    This file is part of the GNU C Library.
    785 //
    786 //    The GNU C Library is free software; you can redistribute it and/or
    787 //    modify it under the terms of the GNU Lesser General Public
    788 //    License as published by the Free Software Foundation; either
    789 //    version 2.1 of the License, or (at your option) any later version.
    790 //
    791 //    The GNU C Library is distributed in the hope that it will be useful,
    792 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    793 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    794 //    Lesser General Public License for more details.
    795 //
    796 //    You should have received a copy of the GNU Lesser General Public
    797 //    License along with the GNU C Library; if not, see
    798 //    <https://www.gnu.org/licenses/>.
    799 
    800 // Determine the wordsize from the preprocessor defines.
    801 
    802 // Both x86-64 and x32 use the 64-bit system call interface.
    803 // Bit size of the time_t type at glibc build time, x86-64 and x32 case.
    804 //    Copyright (C) 2018-2020 Free Software Foundation, Inc.
    805 //    This file is part of the GNU C Library.
    806 //
    807 //    The GNU C Library is free software; you can redistribute it and/or
    808 //    modify it under the terms of the GNU Lesser General Public
    809 //    License as published by the Free Software Foundation; either
    810 //    version 2.1 of the License, or (at your option) any later version.
    811 //
    812 //    The GNU C Library is distributed in the hope that it will be useful,
    813 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    814 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    815 //    Lesser General Public License for more details.
    816 //
    817 //    You should have received a copy of the GNU Lesser General Public
    818 //    License along with the GNU C Library; if not, see
    819 //    <https://www.gnu.org/licenses/>.
    820 
    821 // For others, time size is word size.
    822 
    823 // Convenience types.
    824 type X__u_char = uint8   /* types.h:31:23 */
    825 type X__u_short = uint16 /* types.h:32:28 */
    826 type X__u_int = uint32   /* types.h:33:22 */
    827 type X__u_long = uint64  /* types.h:34:27 */
    828 
    829 // Fixed-size types, underlying types depend on word size and compiler.
    830 type X__int8_t = int8     /* types.h:37:21 */
    831 type X__uint8_t = uint8   /* types.h:38:23 */
    832 type X__int16_t = int16   /* types.h:39:26 */
    833 type X__uint16_t = uint16 /* types.h:40:28 */
    834 type X__int32_t = int32   /* types.h:41:20 */
    835 type X__uint32_t = uint32 /* types.h:42:22 */
    836 type X__int64_t = int64   /* types.h:44:25 */
    837 type X__uint64_t = uint64 /* types.h:45:27 */
    838 
    839 // Smallest types with at least a given width.
    840 type X__int_least8_t = X__int8_t     /* types.h:52:18 */
    841 type X__uint_least8_t = X__uint8_t   /* types.h:53:19 */
    842 type X__int_least16_t = X__int16_t   /* types.h:54:19 */
    843 type X__uint_least16_t = X__uint16_t /* types.h:55:20 */
    844 type X__int_least32_t = X__int32_t   /* types.h:56:19 */
    845 type X__uint_least32_t = X__uint32_t /* types.h:57:20 */
    846 type X__int_least64_t = X__int64_t   /* types.h:58:19 */
    847 type X__uint_least64_t = X__uint64_t /* types.h:59:20 */
    848 
    849 // quad_t is also 64 bits.
    850 type X__quad_t = int64    /* types.h:63:18 */
    851 type X__u_quad_t = uint64 /* types.h:64:27 */
    852 
    853 // Largest integral types.
    854 type X__intmax_t = int64   /* types.h:72:18 */
    855 type X__uintmax_t = uint64 /* types.h:73:27 */
    856 
    857 // The machine-dependent file <bits/typesizes.h> defines __*_T_TYPE
    858 //    macros for each of the OS types we define below.  The definitions
    859 //    of those macros must use the following macros for underlying types.
    860 //    We define __S<SIZE>_TYPE and __U<SIZE>_TYPE for the signed and unsigned
    861 //    variants of each of the following integer types on this machine.
    862 //
    863 // 	16		-- "natural" 16-bit type (always short)
    864 // 	32		-- "natural" 32-bit type (always int)
    865 // 	64		-- "natural" 64-bit type (long or long long)
    866 // 	LONG32		-- 32-bit type, traditionally long
    867 // 	QUAD		-- 64-bit type, traditionally long long
    868 // 	WORD		-- natural type of __WORDSIZE bits (int or long)
    869 // 	LONGWORD	-- type of __WORDSIZE bits, traditionally long
    870 //
    871 //    We distinguish WORD/LONGWORD, 32/LONG32, and 64/QUAD so that the
    872 //    conventional uses of `long' or `long long' type modifiers match the
    873 //    types we define, even when a less-adorned type would be the same size.
    874 //    This matters for (somewhat) portably writing printf/scanf formats for
    875 //    these types, where using the appropriate l or ll format modifiers can
    876 //    make the typedefs and the formats match up across all GNU platforms.  If
    877 //    we used `long' when it's 64 bits where `long long' is expected, then the
    878 //    compiler would warn about the formats not matching the argument types,
    879 //    and the programmer changing them to shut up the compiler would break the
    880 //    program's portability.
    881 //
    882 //    Here we assume what is presently the case in all the GCC configurations
    883 //    we support: long long is always 64 bits, long is always word/address size,
    884 //    and int is always 32 bits.
    885 
    886 // No need to mark the typedef with __extension__.
    887 // bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
    888 //    Copyright (C) 2012-2020 Free Software Foundation, Inc.
    889 //    This file is part of the GNU C Library.
    890 //
    891 //    The GNU C Library is free software; you can redistribute it and/or
    892 //    modify it under the terms of the GNU Lesser General Public
    893 //    License as published by the Free Software Foundation; either
    894 //    version 2.1 of the License, or (at your option) any later version.
    895 //
    896 //    The GNU C Library is distributed in the hope that it will be useful,
    897 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    898 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    899 //    Lesser General Public License for more details.
    900 //
    901 //    You should have received a copy of the GNU Lesser General Public
    902 //    License along with the GNU C Library; if not, see
    903 //    <https://www.gnu.org/licenses/>.
    904 
    905 // See <bits/types.h> for the meaning of these macros.  This file exists so
    906 //    that <bits/types.h> need not vary across different GNU platforms.
    907 
    908 // X32 kernel interface is 64-bit.
    909 
    910 // Tell the libc code that off_t and off64_t are actually the same type
    911 //    for all ABI purposes, even if possibly expressed as different base types
    912 //    for C type-checking purposes.
    913 
    914 // Same for ino_t and ino64_t.
    915 
    916 // And for __rlim_t and __rlim64_t.
    917 
    918 // And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t.
    919 
    920 // Number of descriptors that can fit in an `fd_set'.
    921 
    922 // bits/time64.h -- underlying types for __time64_t.  Generic version.
    923 //    Copyright (C) 2018-2020 Free Software Foundation, Inc.
    924 //    This file is part of the GNU C Library.
    925 //
    926 //    The GNU C Library is free software; you can redistribute it and/or
    927 //    modify it under the terms of the GNU Lesser General Public
    928 //    License as published by the Free Software Foundation; either
    929 //    version 2.1 of the License, or (at your option) any later version.
    930 //
    931 //    The GNU C Library is distributed in the hope that it will be useful,
    932 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
    933 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    934 //    Lesser General Public License for more details.
    935 //
    936 //    You should have received a copy of the GNU Lesser General Public
    937 //    License along with the GNU C Library; if not, see
    938 //    <https://www.gnu.org/licenses/>.
    939 
    940 // Define __TIME64_T_TYPE so that it is always a 64-bit type.
    941 
    942 // If we already have 64-bit time type then use it.
    943 
    944 type X__dev_t = uint64                     /* types.h:145:25 */ // Type of device numbers.
    945 type X__uid_t = uint32                     /* types.h:146:25 */ // Type of user identifications.
    946 type X__gid_t = uint32                     /* types.h:147:25 */ // Type of group identifications.
    947 type X__ino_t = uint64                     /* types.h:148:25 */ // Type of file serial numbers.
    948 type X__ino64_t = uint64                   /* types.h:149:27 */ // Type of file serial numbers (LFS).
    949 type X__mode_t = uint32                    /* types.h:150:26 */ // Type of file attribute bitmasks.
    950 type X__nlink_t = uint64                   /* types.h:151:27 */ // Type of file link counts.
    951 type X__off_t = int64                      /* types.h:152:25 */ // Type of file sizes and offsets.
    952 type X__off64_t = int64                    /* types.h:153:27 */ // Type of file sizes and offsets (LFS).
    953 type X__pid_t = int32                      /* types.h:154:25 */ // Type of process identifications.
    954 type X__fsid_t = struct{ F__val [2]int32 } /* types.h:155:26 */ // Type of file system IDs.
    955 type X__clock_t = int64                    /* types.h:156:27 */ // Type of CPU usage counts.
    956 type X__rlim_t = uint64                    /* types.h:157:26 */ // Type for resource measurement.
    957 type X__rlim64_t = uint64                  /* types.h:158:28 */ // Type for resource measurement (LFS).
    958 type X__id_t = uint32                      /* types.h:159:24 */ // General type for IDs.
    959 type X__time_t = int64                     /* types.h:160:26 */ // Seconds since the Epoch.
    960 type X__useconds_t = uint32                /* types.h:161:30 */ // Count of microseconds.
    961 type X__suseconds_t = int64                /* types.h:162:31 */ // Signed count of microseconds.
    962 
    963 type X__daddr_t = int32 /* types.h:164:27 */ // The type of a disk address.
    964 type X__key_t = int32   /* types.h:165:25 */ // Type of an IPC key.
    965 
    966 // Clock ID used in clock and timer functions.
    967 type X__clockid_t = int32 /* types.h:168:29 */
    968 
    969 // Timer ID returned by `timer_create'.
    970 type X__timer_t = uintptr /* types.h:171:12 */
    971 
    972 // Type to represent block size.
    973 type X__blksize_t = int64 /* types.h:174:29 */
    974 
    975 // Types from the Large File Support interface.
    976 
    977 // Type to count number of disk blocks.
    978 type X__blkcnt_t = int64   /* types.h:179:28 */
    979 type X__blkcnt64_t = int64 /* types.h:180:30 */
    980 
    981 // Type to count file system blocks.
    982 type X__fsblkcnt_t = uint64   /* types.h:183:30 */
    983 type X__fsblkcnt64_t = uint64 /* types.h:184:32 */
    984 
    985 // Type to count file system nodes.
    986 type X__fsfilcnt_t = uint64   /* types.h:187:30 */
    987 type X__fsfilcnt64_t = uint64 /* types.h:188:32 */
    988 
    989 // Type of miscellaneous file system fields.
    990 type X__fsword_t = int64 /* types.h:191:28 */
    991 
    992 type X__ssize_t = int64 /* types.h:193:27 */ // Type of a byte count, or error.
    993 
    994 // Signed long type used in system calls.
    995 type X__syscall_slong_t = int64 /* types.h:196:33 */
    996 // Unsigned long type used in system calls.
    997 type X__syscall_ulong_t = uint64 /* types.h:198:33 */
    998 
    999 // These few don't really vary by system, they always correspond
   1000 //
   1001 //	to one of the other defined types.
   1002 type X__loff_t = X__off64_t /* types.h:202:19 */ // Type of file sizes and offsets (LFS).
   1003 type X__caddr_t = uintptr   /* types.h:203:14 */
   1004 
   1005 // Duplicates info from stdint.h but this is used in unistd.h.
   1006 type X__intptr_t = int64 /* types.h:206:25 */
   1007 
   1008 // Duplicate info from sys/socket.h.
   1009 type X__socklen_t = uint32 /* types.h:209:23 */
   1010 
   1011 // C99: An integer type that can be accessed as an atomic entity,
   1012 //
   1013 //	even in the presence of asynchronous interrupts.
   1014 //	It is not currently necessary for this to be machine-specific.
   1015 type X__sig_atomic_t = int32 /* types.h:214:13 */
   1016 
   1017 // Seconds since the Epoch, visible to user code when time_t is too
   1018 //    narrow only for consistency with the old way of widening too-narrow
   1019 //    types.  User code should never use __time64_t.
   1020 
   1021 // Signal number definitions.  Linux version.
   1022 //    Copyright (C) 1995-2020 Free Software Foundation, Inc.
   1023 //    This file is part of the GNU C Library.
   1024 //
   1025 //    The GNU C Library is free software; you can redistribute it and/or
   1026 //    modify it under the terms of the GNU Lesser General Public
   1027 //    License as published by the Free Software Foundation; either
   1028 //    version 2.1 of the License, or (at your option) any later version.
   1029 //
   1030 //    The GNU C Library is distributed in the hope that it will be useful,
   1031 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1032 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1033 //    Lesser General Public License for more details.
   1034 //
   1035 //    You should have received a copy of the GNU Lesser General Public
   1036 //    License along with the GNU C Library; if not, see
   1037 //    <https://www.gnu.org/licenses/>.
   1038 
   1039 // Signal number constants.  Generic template.
   1040 //    Copyright (C) 1991-2020 Free Software Foundation, Inc.
   1041 //    This file is part of the GNU C Library.
   1042 //
   1043 //    The GNU C Library is free software; you can redistribute it and/or
   1044 //    modify it under the terms of the GNU Lesser General Public
   1045 //    License as published by the Free Software Foundation; either
   1046 //    version 2.1 of the License, or (at your option) any later version.
   1047 //
   1048 //    The GNU C Library is distributed in the hope that it will be useful,
   1049 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1050 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1051 //    Lesser General Public License for more details.
   1052 //
   1053 //    You should have received a copy of the GNU Lesser General Public
   1054 //    License along with the GNU C Library; if not, see
   1055 //    <https://www.gnu.org/licenses/>.
   1056 
   1057 // Fake signal functions.
   1058 
   1059 // We define here all the signal names listed in POSIX (1003.1-2008);
   1060 //    as of 1003.1-2013, no additional signals have been added by POSIX.
   1061 //    We also define here signal names that historically exist in every
   1062 //    real-world POSIX variant (e.g. SIGWINCH).
   1063 //
   1064 //    Signals in the 1-15 range are defined with their historical numbers.
   1065 //    For other signals, we use the BSD numbers.
   1066 //    There are two unallocated signal numbers in the 1-31 range: 7 and 29.
   1067 //    Signal number 0 is reserved for use as kill(pid, 0), to test whether
   1068 //    a process exists without sending it a signal.
   1069 
   1070 // ISO C99 signals.
   1071 
   1072 // Historical signals specified by POSIX.
   1073 
   1074 // New(er) POSIX signals (1003.1-2008, 1003.1-2013).
   1075 
   1076 // Nonstandard signals found in all modern POSIX systems
   1077 //    (including both BSD and Linux).
   1078 
   1079 // Archaic names for compatibility.
   1080 
   1081 // Not all systems support real-time signals.  bits/signum.h indicates
   1082 //    that they are supported by overriding __SIGRTMAX to a value greater
   1083 //    than __SIGRTMIN.  These constants give the kernel-level hard limits,
   1084 //    but some real-time signals may be used internally by glibc.  Do not
   1085 //    use these constants in application code; use SIGRTMIN and SIGRTMAX
   1086 //    (defined in signal.h) instead.
   1087 
   1088 // Biggest signal number + 1 (including real-time signals).
   1089 
   1090 // Adjustments and additions to the signal number constants for
   1091 //    most Linux systems.
   1092 
   1093 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1094 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1095 //    This file is part of the GNU C Library.
   1096 //
   1097 //    The GNU C Library is free software; you can redistribute it and/or
   1098 //    modify it under the terms of the GNU Lesser General Public
   1099 //    License as published by the Free Software Foundation; either
   1100 //    version 2.1 of the License, or (at your option) any later version.
   1101 //
   1102 //    The GNU C Library is distributed in the hope that it will be useful,
   1103 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1104 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1105 //    Lesser General Public License for more details.
   1106 //
   1107 //    You should have received a copy of the GNU Lesser General Public
   1108 //    License along with the GNU C Library; if not, see
   1109 //    <https://www.gnu.org/licenses/>.
   1110 
   1111 // Never include this file directly; use <sys/types.h> instead.
   1112 
   1113 // An integral type that can be modified atomically, without the
   1114 //
   1115 //	possibility of a signal arriving in the middle of the operation.
   1116 type Sig_atomic_t = X__sig_atomic_t /* sig_atomic_t.h:8:24 */
   1117 
   1118 type X__sigset_t = struct{ F__val [16]uint64 } /* __sigset_t.h:8:3 */
   1119 
   1120 // A set of signals to be blocked, unblocked, or waited for.
   1121 type Sigset_t = X__sigset_t /* sigset_t.h:7:20 */
   1122 
   1123 type Pid_t = X__pid_t /* signal.h:40:17 */
   1124 type Uid_t = X__uid_t /* signal.h:46:17 */
   1125 
   1126 // We need `struct timespec' later on.
   1127 // NB: Include guard matches what <linux/time.h> uses.
   1128 
   1129 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1130 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1131 //    This file is part of the GNU C Library.
   1132 //
   1133 //    The GNU C Library is free software; you can redistribute it and/or
   1134 //    modify it under the terms of the GNU Lesser General Public
   1135 //    License as published by the Free Software Foundation; either
   1136 //    version 2.1 of the License, or (at your option) any later version.
   1137 //
   1138 //    The GNU C Library is distributed in the hope that it will be useful,
   1139 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1140 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1141 //    Lesser General Public License for more details.
   1142 //
   1143 //    You should have received a copy of the GNU Lesser General Public
   1144 //    License along with the GNU C Library; if not, see
   1145 //    <https://www.gnu.org/licenses/>.
   1146 
   1147 // Never include this file directly; use <sys/types.h> instead.
   1148 
   1149 // Endian macros for string.h functions
   1150 //    Copyright (C) 1992-2020 Free Software Foundation, Inc.
   1151 //    This file is part of the GNU C Library.
   1152 //
   1153 //    The GNU C Library is free software; you can redistribute it and/or
   1154 //    modify it under the terms of the GNU Lesser General Public
   1155 //    License as published by the Free Software Foundation; either
   1156 //    version 2.1 of the License, or (at your option) any later version.
   1157 //
   1158 //    The GNU C Library is distributed in the hope that it will be useful,
   1159 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1160 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1161 //    Lesser General Public License for more details.
   1162 //
   1163 //    You should have received a copy of the GNU Lesser General Public
   1164 //    License along with the GNU C Library; if not, see
   1165 //    <http://www.gnu.org/licenses/>.
   1166 
   1167 // Definitions for byte order, according to significance of bytes,
   1168 //    from low addresses to high addresses.  The value is what you get by
   1169 //    putting '4' in the most significant byte, '3' in the second most
   1170 //    significant byte, '2' in the second least significant byte, and '1'
   1171 //    in the least significant byte, and then writing down one digit for
   1172 //    each byte, starting with the byte at the lowest address at the left,
   1173 //    and proceeding to the byte with the highest address at the right.
   1174 
   1175 // This file defines `__BYTE_ORDER' for the particular machine.
   1176 
   1177 // i386/x86_64 are little-endian.
   1178 
   1179 // Some machines may need to use a different endianness for floating point
   1180 //    values.
   1181 
   1182 // POSIX.1b structure for a time value.  This is like a `struct timeval' but
   1183 //
   1184 //	has nanoseconds instead of microseconds.
   1185 type Timespec = struct {
   1186 	Ftv_sec  X__time_t
   1187 	Ftv_nsec X__syscall_slong_t
   1188 } /* struct_timespec.h:10:1 */
   1189 
   1190 // Determine the wordsize from the preprocessor defines.
   1191 
   1192 // Both x86-64 and x32 use the 64-bit system call interface.
   1193 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1194 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1195 //    This file is part of the GNU C Library.
   1196 //
   1197 //    The GNU C Library is free software; you can redistribute it and/or
   1198 //    modify it under the terms of the GNU Lesser General Public
   1199 //    License as published by the Free Software Foundation; either
   1200 //    version 2.1 of the License, or (at your option) any later version.
   1201 //
   1202 //    The GNU C Library is distributed in the hope that it will be useful,
   1203 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1204 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1205 //    Lesser General Public License for more details.
   1206 //
   1207 //    You should have received a copy of the GNU Lesser General Public
   1208 //    License along with the GNU C Library; if not, see
   1209 //    <https://www.gnu.org/licenses/>.
   1210 
   1211 // Never include this file directly; use <sys/types.h> instead.
   1212 
   1213 // Define __sigval_t.
   1214 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   1215 //    This file is part of the GNU C Library.
   1216 //
   1217 //    The GNU C Library is free software; you can redistribute it and/or
   1218 //    modify it under the terms of the GNU Lesser General Public
   1219 //    License as published by the Free Software Foundation; either
   1220 //    version 2.1 of the License, or (at your option) any later version.
   1221 //
   1222 //    The GNU C Library is distributed in the hope that it will be useful,
   1223 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1224 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1225 //    Lesser General Public License for more details.
   1226 //
   1227 //    You should have received a copy of the GNU Lesser General Public
   1228 //    License along with the GNU C Library; if not, see
   1229 //    <https://www.gnu.org/licenses/>.
   1230 
   1231 // Type for data associated with a signal.
   1232 type Sigval = struct {
   1233 	F__ccgo_pad1 [0]uint64
   1234 	Fsival_int   int32
   1235 	F__ccgo_pad2 [4]byte
   1236 } /* __sigval_t.h:24:1 */
   1237 
   1238 type X__sigval_t = Sigval /* __sigval_t.h:30:22 */
   1239 
   1240 // Some fields of siginfo_t have architecture-specific variations.
   1241 // Architecture-specific adjustments to siginfo_t.  x86 version.
   1242 
   1243 type Siginfo_t = struct {
   1244 	Fsi_signo  int32
   1245 	Fsi_errno  int32
   1246 	Fsi_code   int32
   1247 	F__pad0    int32
   1248 	F_sifields struct {
   1249 		F__ccgo_pad1 [0]uint64
   1250 		F_pad        [28]int32
   1251 	}
   1252 } /* siginfo_t.h:124:5 */
   1253 
   1254 // Architectures might also add architecture-specific constants.
   1255 //    These are all considered GNU extensions.
   1256 
   1257 // Define __sigval_t.
   1258 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   1259 //    This file is part of the GNU C Library.
   1260 //
   1261 //    The GNU C Library is free software; you can redistribute it and/or
   1262 //    modify it under the terms of the GNU Lesser General Public
   1263 //    License as published by the Free Software Foundation; either
   1264 //    version 2.1 of the License, or (at your option) any later version.
   1265 //
   1266 //    The GNU C Library is distributed in the hope that it will be useful,
   1267 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1268 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1269 //    Lesser General Public License for more details.
   1270 //
   1271 //    You should have received a copy of the GNU Lesser General Public
   1272 //    License along with the GNU C Library; if not, see
   1273 //    <https://www.gnu.org/licenses/>.
   1274 
   1275 // To avoid sigval_t (not a standard type name) having C++ name
   1276 //    mangling depending on whether the selected standard includes union
   1277 //    sigval, it should not be defined at all when using a standard for
   1278 //    which the sigval name is not reserved; in that case, headers should
   1279 //    not include <bits/types/sigval_t.h> and should use only the
   1280 //    internal __sigval_t name.
   1281 
   1282 type Sigval_t = X__sigval_t /* sigval_t.h:16:20 */
   1283 
   1284 // Determine the wordsize from the preprocessor defines.
   1285 
   1286 // Both x86-64 and x32 use the 64-bit system call interface.
   1287 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1288 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1289 //    This file is part of the GNU C Library.
   1290 //
   1291 //    The GNU C Library is free software; you can redistribute it and/or
   1292 //    modify it under the terms of the GNU Lesser General Public
   1293 //    License as published by the Free Software Foundation; either
   1294 //    version 2.1 of the License, or (at your option) any later version.
   1295 //
   1296 //    The GNU C Library is distributed in the hope that it will be useful,
   1297 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1298 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1299 //    Lesser General Public License for more details.
   1300 //
   1301 //    You should have received a copy of the GNU Lesser General Public
   1302 //    License along with the GNU C Library; if not, see
   1303 //    <https://www.gnu.org/licenses/>.
   1304 
   1305 // Never include this file directly; use <sys/types.h> instead.
   1306 
   1307 // Define __sigval_t.
   1308 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   1309 //    This file is part of the GNU C Library.
   1310 //
   1311 //    The GNU C Library is free software; you can redistribute it and/or
   1312 //    modify it under the terms of the GNU Lesser General Public
   1313 //    License as published by the Free Software Foundation; either
   1314 //    version 2.1 of the License, or (at your option) any later version.
   1315 //
   1316 //    The GNU C Library is distributed in the hope that it will be useful,
   1317 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1318 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1319 //    Lesser General Public License for more details.
   1320 //
   1321 //    You should have received a copy of the GNU Lesser General Public
   1322 //    License along with the GNU C Library; if not, see
   1323 //    <https://www.gnu.org/licenses/>.
   1324 
   1325 // Forward declaration.
   1326 type Pthread_attr_t1 = struct {
   1327 	F__ccgo_pad1 [0]uint64
   1328 	F__size      [56]int8
   1329 } /* sigevent_t.h:17:9 */
   1330 
   1331 // Determine the wordsize from the preprocessor defines.
   1332 
   1333 // Both x86-64 and x32 use the 64-bit system call interface.
   1334 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1335 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1336 //    This file is part of the GNU C Library.
   1337 //
   1338 //    The GNU C Library is free software; you can redistribute it and/or
   1339 //    modify it under the terms of the GNU Lesser General Public
   1340 //    License as published by the Free Software Foundation; either
   1341 //    version 2.1 of the License, or (at your option) any later version.
   1342 //
   1343 //    The GNU C Library is distributed in the hope that it will be useful,
   1344 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1345 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1346 //    Lesser General Public License for more details.
   1347 //
   1348 //    You should have received a copy of the GNU Lesser General Public
   1349 //    License along with the GNU C Library; if not, see
   1350 //    <https://www.gnu.org/licenses/>.
   1351 
   1352 // Never include this file directly; use <sys/types.h> instead.
   1353 
   1354 // Define __sigval_t.
   1355 //    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   1356 //    This file is part of the GNU C Library.
   1357 //
   1358 //    The GNU C Library is free software; you can redistribute it and/or
   1359 //    modify it under the terms of the GNU Lesser General Public
   1360 //    License as published by the Free Software Foundation; either
   1361 //    version 2.1 of the License, or (at your option) any later version.
   1362 //
   1363 //    The GNU C Library is distributed in the hope that it will be useful,
   1364 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1365 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1366 //    Lesser General Public License for more details.
   1367 //
   1368 //    You should have received a copy of the GNU Lesser General Public
   1369 //    License along with the GNU C Library; if not, see
   1370 //    <https://www.gnu.org/licenses/>.
   1371 
   1372 // Forward declaration.
   1373 type Pthread_attr_t = Pthread_attr_t1 /* sigevent_t.h:17:30 */
   1374 
   1375 // Structure to transport application-defined values with signals.
   1376 type Sigevent = struct {
   1377 	Fsigev_value  X__sigval_t
   1378 	Fsigev_signo  int32
   1379 	Fsigev_notify int32
   1380 	F_sigev_un    struct {
   1381 		F__ccgo_pad1 [0]uint64
   1382 		F_pad        [12]int32
   1383 	}
   1384 } /* sigevent_t.h:22:9 */
   1385 
   1386 // Structure to transport application-defined values with signals.
   1387 type Sigevent_t = Sigevent /* sigevent_t.h:42:5 */
   1388 
   1389 // Type of a signal handler.
   1390 type X__sighandler_t = uintptr /* signal.h:72:14 */
   1391 
   1392 // 4.4 BSD uses the name `sig_t' for this.
   1393 type Sig_t = X__sighandler_t /* signal.h:190:24 */
   1394 
   1395 // Get the system-specific definitions of `struct sigaction'
   1396 //    and the `SA_*' and `SIG_*'. constants.
   1397 // The proper definitions for Linux's sigaction.
   1398 //    Copyright (C) 1993-2020 Free Software Foundation, Inc.
   1399 //    This file is part of the GNU C Library.
   1400 //
   1401 //    The GNU C Library is free software; you can redistribute it and/or
   1402 //    modify it under the terms of the GNU Lesser General Public
   1403 //    License as published by the Free Software Foundation; either
   1404 //    version 2.1 of the License, or (at your option) any later version.
   1405 //
   1406 //    The GNU C Library is distributed in the hope that it will be useful,
   1407 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1408 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1409 //    Lesser General Public License for more details.
   1410 //
   1411 //    You should have received a copy of the GNU Lesser General Public
   1412 //    License along with the GNU C Library; if not, see
   1413 //    <https://www.gnu.org/licenses/>.
   1414 
   1415 // Structure describing the action to be taken when a signal arrives.
   1416 type Sigaction = struct {
   1417 	F__sigaction_handler struct{ Fsa_handler X__sighandler_t }
   1418 	Fsa_mask             X__sigset_t
   1419 	Fsa_flags            int32
   1420 	F__ccgo_pad1         [4]byte
   1421 	Fsa_restorer         uintptr
   1422 } /* sigaction.h:27:1 */
   1423 
   1424 // Get machine-dependent `struct sigcontext' and signal subcodes.
   1425 // Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1426 //    This file is part of the GNU C Library.
   1427 //
   1428 //    The GNU C Library is free software; you can redistribute it and/or
   1429 //    modify it under the terms of the GNU Lesser General Public
   1430 //    License as published by the Free Software Foundation; either
   1431 //    version 2.1 of the License, or (at your option) any later version.
   1432 //
   1433 //    The GNU C Library is distributed in the hope that it will be useful,
   1434 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1435 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
   1436 //    Lesser General Public License for more details.
   1437 //
   1438 //    You should have received a copy of the GNU Lesser General Public
   1439 //    License along with the GNU C Library; if not, see
   1440 //    <https://www.gnu.org/licenses/>.
   1441 
   1442 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1443 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1444 //    This file is part of the GNU C Library.
   1445 //
   1446 //    The GNU C Library is free software; you can redistribute it and/or
   1447 //    modify it under the terms of the GNU Lesser General Public
   1448 //    License as published by the Free Software Foundation; either
   1449 //    version 2.1 of the License, or (at your option) any later version.
   1450 //
   1451 //    The GNU C Library is distributed in the hope that it will be useful,
   1452 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1453 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1454 //    Lesser General Public License for more details.
   1455 //
   1456 //    You should have received a copy of the GNU Lesser General Public
   1457 //    License along with the GNU C Library; if not, see
   1458 //    <https://www.gnu.org/licenses/>.
   1459 
   1460 // Never include this file directly; use <sys/types.h> instead.
   1461 
   1462 type X_fpx_sw_bytes = struct {
   1463 	Fmagic1            X__uint32_t
   1464 	Fextended_size     X__uint32_t
   1465 	Fxstate_bv         X__uint64_t
   1466 	Fxstate_size       X__uint32_t
   1467 	F__glibc_reserved1 [7]X__uint32_t
   1468 } /* sigcontext.h:31:1 */
   1469 
   1470 type X_fpreg = struct {
   1471 	Fsignificand [4]uint16
   1472 	Fexponent    uint16
   1473 } /* sigcontext.h:40:1 */
   1474 
   1475 type X_fpxreg = struct {
   1476 	Fsignificand       [4]uint16
   1477 	Fexponent          uint16
   1478 	F__glibc_reserved1 [3]uint16
   1479 } /* sigcontext.h:46:1 */
   1480 
   1481 type X_xmmreg = struct{ Felement [4]X__uint32_t } /* sigcontext.h:53:1 */
   1482 
   1483 type X_fpstate = struct {
   1484 	Fcwd       X__uint16_t
   1485 	Fswd       X__uint16_t
   1486 	Fftw       X__uint16_t
   1487 	Ffop       X__uint16_t
   1488 	Frip       X__uint64_t
   1489 	Frdp       X__uint64_t
   1490 	Fmxcsr     X__uint32_t
   1491 	Fmxcr_mask X__uint32_t
   1492 	F_st       [8]struct {
   1493 		Fsignificand       [4]uint16
   1494 		Fexponent          uint16
   1495 		F__glibc_reserved1 [3]uint16
   1496 	}
   1497 	F_xmm              [16]struct{ Felement [4]X__uint32_t }
   1498 	F__glibc_reserved1 [24]X__uint32_t
   1499 } /* sigcontext.h:123:1 */
   1500 
   1501 type Sigcontext = struct {
   1502 	Fr8          X__uint64_t
   1503 	Fr9          X__uint64_t
   1504 	Fr10         X__uint64_t
   1505 	Fr11         X__uint64_t
   1506 	Fr12         X__uint64_t
   1507 	Fr13         X__uint64_t
   1508 	Fr14         X__uint64_t
   1509 	Fr15         X__uint64_t
   1510 	Frdi         X__uint64_t
   1511 	Frsi         X__uint64_t
   1512 	Frbp         X__uint64_t
   1513 	Frbx         X__uint64_t
   1514 	Frdx         X__uint64_t
   1515 	Frax         X__uint64_t
   1516 	Frcx         X__uint64_t
   1517 	Frsp         X__uint64_t
   1518 	Frip         X__uint64_t
   1519 	Feflags      X__uint64_t
   1520 	Fcs          uint16
   1521 	Fgs          uint16
   1522 	Ffs          uint16
   1523 	F__pad0      uint16
   1524 	Ferr         X__uint64_t
   1525 	Ftrapno      X__uint64_t
   1526 	Foldmask     X__uint64_t
   1527 	Fcr2         X__uint64_t
   1528 	F__184       struct{ Ffpstate uintptr }
   1529 	F__reserved1 [8]X__uint64_t
   1530 } /* sigcontext.h:139:1 */
   1531 
   1532 type X_xsave_hdr = struct {
   1533 	Fxstate_bv         X__uint64_t
   1534 	F__glibc_reserved1 [2]X__uint64_t
   1535 	F__glibc_reserved2 [5]X__uint64_t
   1536 } /* sigcontext.h:177:1 */
   1537 
   1538 type X_ymmh_state = struct{ Fymmh_space [64]X__uint32_t } /* sigcontext.h:184:1 */
   1539 
   1540 type X_xstate = struct {
   1541 	Ffpstate struct {
   1542 		Fcwd       X__uint16_t
   1543 		Fswd       X__uint16_t
   1544 		Fftw       X__uint16_t
   1545 		Ffop       X__uint16_t
   1546 		Frip       X__uint64_t
   1547 		Frdp       X__uint64_t
   1548 		Fmxcsr     X__uint32_t
   1549 		Fmxcr_mask X__uint32_t
   1550 		F_st       [8]struct {
   1551 			Fsignificand       [4]uint16
   1552 			Fexponent          uint16
   1553 			F__glibc_reserved1 [3]uint16
   1554 		}
   1555 		F_xmm              [16]struct{ Felement [4]X__uint32_t }
   1556 		F__glibc_reserved1 [24]X__uint32_t
   1557 	}
   1558 	Fxstate_hdr struct {
   1559 		Fxstate_bv         X__uint64_t
   1560 		F__glibc_reserved1 [2]X__uint64_t
   1561 		F__glibc_reserved2 [5]X__uint64_t
   1562 	}
   1563 	Fymmh struct{ Fymmh_space [64]X__uint32_t }
   1564 } /* sigcontext.h:189:1 */
   1565 
   1566 // Wide character type.
   1567 //    Locale-writers should change this as necessary to
   1568 //    be big enough to hold unique values not between 0 and 127,
   1569 //    and not (wchar_t) -1, for each defined multibyte character.
   1570 
   1571 // Define this type if we are doing the whole job,
   1572 //    or if we want this type in particular.
   1573 
   1574 // A null pointer constant.
   1575 
   1576 // Define stack_t.  Linux version.
   1577 //    Copyright (C) 1998-2020 Free Software Foundation, Inc.
   1578 //    This file is part of the GNU C Library.
   1579 //
   1580 //    The GNU C Library is free software; you can redistribute it and/or
   1581 //    modify it under the terms of the GNU Lesser General Public
   1582 //    License as published by the Free Software Foundation; either
   1583 //    version 2.1 of the License, or (at your option) any later version.
   1584 //
   1585 //    The GNU C Library is distributed in the hope that it will be useful,
   1586 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1587 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1588 //    Lesser General Public License for more details.
   1589 //
   1590 //    You should have received a copy of the GNU Lesser General Public
   1591 //    License along with the GNU C Library; if not, see
   1592 //    <https://www.gnu.org/licenses/>.
   1593 
   1594 // Copyright (C) 1989-2020 Free Software Foundation, Inc.
   1595 //
   1596 // This file is part of GCC.
   1597 //
   1598 // GCC is free software; you can redistribute it and/or modify
   1599 // it under the terms of the GNU General Public License as published by
   1600 // the Free Software Foundation; either version 3, or (at your option)
   1601 // any later version.
   1602 //
   1603 // GCC is distributed in the hope that it will be useful,
   1604 // but WITHOUT ANY WARRANTY; without even the implied warranty of
   1605 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   1606 // GNU General Public License for more details.
   1607 //
   1608 // Under Section 7 of GPL version 3, you are granted additional
   1609 // permissions described in the GCC Runtime Library Exception, version
   1610 // 3.1, as published by the Free Software Foundation.
   1611 //
   1612 // You should have received a copy of the GNU General Public License and
   1613 // a copy of the GCC Runtime Library Exception along with this program;
   1614 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   1615 // <http://www.gnu.org/licenses/>.
   1616 
   1617 // ISO C Standard:  7.17  Common definitions  <stddef.h>
   1618 
   1619 // Any one of these symbols __need_* means that GNU libc
   1620 //    wants us just to define one data type.  So don't define
   1621 //    the symbols that indicate this file's entire job has been done.
   1622 
   1623 // This avoids lossage on SunOS but only if stdtypes.h comes first.
   1624 //    There's no way to win with the other order!  Sun lossage.
   1625 
   1626 // Sequent's header files use _PTRDIFF_T_ in some conflicting way.
   1627 //    Just ignore it.
   1628 
   1629 // On VxWorks, <type/vxTypesBase.h> may have defined macros like
   1630 //    _TYPE_size_t which will typedef size_t.  fixincludes patched the
   1631 //    vxTypesBase.h so that this macro is only defined if _GCC_SIZE_T is
   1632 //    not defined, and so that defining this macro defines _GCC_SIZE_T.
   1633 //    If we find that the macros are still defined at this point, we must
   1634 //    invoke them so that the type is defined as expected.
   1635 
   1636 // In case nobody has defined these types, but we aren't running under
   1637 //    GCC 2.00, make sure that __PTRDIFF_TYPE__, __SIZE_TYPE__, and
   1638 //    __WCHAR_TYPE__ have reasonable values.  This can happen if the
   1639 //    parts of GCC is compiled by an older compiler, that actually
   1640 //    include gstddef.h, such as collect2.
   1641 
   1642 // Signed type of difference of two pointers.
   1643 
   1644 // Define this type if we are doing the whole job,
   1645 //    or if we want this type in particular.
   1646 
   1647 // Unsigned type of `sizeof' something.
   1648 
   1649 // Define this type if we are doing the whole job,
   1650 //    or if we want this type in particular.
   1651 
   1652 // Wide character type.
   1653 //    Locale-writers should change this as necessary to
   1654 //    be big enough to hold unique values not between 0 and 127,
   1655 //    and not (wchar_t) -1, for each defined multibyte character.
   1656 
   1657 // Define this type if we are doing the whole job,
   1658 //    or if we want this type in particular.
   1659 
   1660 // A null pointer constant.
   1661 
   1662 // Structure describing a signal stack.
   1663 type Stack_t = struct {
   1664 	Fss_sp       uintptr
   1665 	Fss_flags    int32
   1666 	F__ccgo_pad1 [4]byte
   1667 	Fss_size     Size_t
   1668 } /* stack_t.h:31:5 */
   1669 
   1670 // This will define `ucontext_t' and `mcontext_t'.
   1671 // Copyright (C) 2001-2020 Free Software Foundation, Inc.
   1672 //    This file is part of the GNU C Library.
   1673 //
   1674 //    The GNU C Library is free software; you can redistribute it and/or
   1675 //    modify it under the terms of the GNU Lesser General Public
   1676 //    License as published by the Free Software Foundation; either
   1677 //    version 2.1 of the License, or (at your option) any later version.
   1678 //
   1679 //    The GNU C Library is distributed in the hope that it will be useful,
   1680 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1681 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1682 //    Lesser General Public License for more details.
   1683 //
   1684 //    You should have received a copy of the GNU Lesser General Public
   1685 //    License along with the GNU C Library; if not, see
   1686 //    <https://www.gnu.org/licenses/>.
   1687 
   1688 // Copyright (C) 1991-2020 Free Software Foundation, Inc.
   1689 //    This file is part of the GNU C Library.
   1690 //
   1691 //    The GNU C Library is free software; you can redistribute it and/or
   1692 //    modify it under the terms of the GNU Lesser General Public
   1693 //    License as published by the Free Software Foundation; either
   1694 //    version 2.1 of the License, or (at your option) any later version.
   1695 //
   1696 //    The GNU C Library is distributed in the hope that it will be useful,
   1697 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1698 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1699 //    Lesser General Public License for more details.
   1700 //
   1701 //    You should have received a copy of the GNU Lesser General Public
   1702 //    License along with the GNU C Library; if not, see
   1703 //    <https://www.gnu.org/licenses/>.
   1704 
   1705 // bits/types.h -- definitions of __*_t types underlying *_t types.
   1706 //    Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1707 //    This file is part of the GNU C Library.
   1708 //
   1709 //    The GNU C Library is free software; you can redistribute it and/or
   1710 //    modify it under the terms of the GNU Lesser General Public
   1711 //    License as published by the Free Software Foundation; either
   1712 //    version 2.1 of the License, or (at your option) any later version.
   1713 //
   1714 //    The GNU C Library is distributed in the hope that it will be useful,
   1715 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1716 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1717 //    Lesser General Public License for more details.
   1718 //
   1719 //    You should have received a copy of the GNU Lesser General Public
   1720 //    License along with the GNU C Library; if not, see
   1721 //    <https://www.gnu.org/licenses/>.
   1722 
   1723 // Never include this file directly; use <sys/types.h> instead.
   1724 
   1725 // Define stack_t.  Linux version.
   1726 //    Copyright (C) 1998-2020 Free Software Foundation, Inc.
   1727 //    This file is part of the GNU C Library.
   1728 //
   1729 //    The GNU C Library is free software; you can redistribute it and/or
   1730 //    modify it under the terms of the GNU Lesser General Public
   1731 //    License as published by the Free Software Foundation; either
   1732 //    version 2.1 of the License, or (at your option) any later version.
   1733 //
   1734 //    The GNU C Library is distributed in the hope that it will be useful,
   1735 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1736 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1737 //    Lesser General Public License for more details.
   1738 //
   1739 //    You should have received a copy of the GNU Lesser General Public
   1740 //    License along with the GNU C Library; if not, see
   1741 //    <https://www.gnu.org/licenses/>.
   1742 
   1743 // Type for general register.
   1744 type Greg_t = int64 /* ucontext.h:37:37 */
   1745 
   1746 // Number of general registers.
   1747 
   1748 // Container for all general registers.
   1749 type Gregset_t = [23]Greg_t /* ucontext.h:46:16 */
   1750 
   1751 type X_libc_fpxreg = struct {
   1752 	Fsignificand       [4]uint16
   1753 	Fexponent          uint16
   1754 	F__glibc_reserved1 [3]uint16
   1755 } /* ucontext.h:101:1 */
   1756 
   1757 type X_libc_xmmreg = struct{ Felement [4]X__uint32_t } /* ucontext.h:108:1 */
   1758 
   1759 type X_libc_fpstate = struct {
   1760 	Fcwd       X__uint16_t
   1761 	Fswd       X__uint16_t
   1762 	Fftw       X__uint16_t
   1763 	Ffop       X__uint16_t
   1764 	Frip       X__uint64_t
   1765 	Frdp       X__uint64_t
   1766 	Fmxcsr     X__uint32_t
   1767 	Fmxcr_mask X__uint32_t
   1768 	F_st       [8]struct {
   1769 		Fsignificand       [4]uint16
   1770 		Fexponent          uint16
   1771 		F__glibc_reserved1 [3]uint16
   1772 	}
   1773 	F_xmm              [16]struct{ Felement [4]X__uint32_t }
   1774 	F__glibc_reserved1 [24]X__uint32_t
   1775 } /* ucontext.h:113:1 */
   1776 
   1777 // Structure to describe FPU registers.
   1778 type Fpregset_t = uintptr /* ucontext.h:130:30 */
   1779 
   1780 // Context to describe whole processor state.
   1781 type Mcontext_t = struct {
   1782 	Fgregs       Gregset_t
   1783 	Ffpregs      Fpregset_t
   1784 	F__reserved1 [8]uint64
   1785 } /* ucontext.h:139:3 */
   1786 
   1787 // Userlevel context.
   1788 type Ucontext_t1 = struct {
   1789 	Fuc_flags     uint64
   1790 	Fuc_link      uintptr
   1791 	Fuc_stack     Stack_t
   1792 	Fuc_mcontext  Mcontext_t
   1793 	Fuc_sigmask   Sigset_t
   1794 	F__fpregs_mem struct {
   1795 		Fcwd       X__uint16_t
   1796 		Fswd       X__uint16_t
   1797 		Fftw       X__uint16_t
   1798 		Ffop       X__uint16_t
   1799 		Frip       X__uint64_t
   1800 		Frdp       X__uint64_t
   1801 		Fmxcsr     X__uint32_t
   1802 		Fmxcr_mask X__uint32_t
   1803 		F_st       [8]struct {
   1804 			Fsignificand       [4]uint16
   1805 			Fexponent          uint16
   1806 			F__glibc_reserved1 [3]uint16
   1807 		}
   1808 		F_xmm              [16]struct{ Felement [4]X__uint32_t }
   1809 		F__glibc_reserved1 [24]X__uint32_t
   1810 	}
   1811 	F__ssp [4]uint64
   1812 } /* ucontext.h:142:9 */
   1813 
   1814 // Userlevel context.
   1815 type Ucontext_t = Ucontext_t1 /* ucontext.h:151:5 */
   1816 
   1817 // Define struct sigstack.
   1818 //    Copyright (C) 1998-2020 Free Software Foundation, Inc.
   1819 //    This file is part of the GNU C Library.
   1820 //
   1821 //    The GNU C Library is free software; you can redistribute it and/or
   1822 //    modify it under the terms of the GNU Lesser General Public
   1823 //    License as published by the Free Software Foundation; either
   1824 //    version 2.1 of the License, or (at your option) any later version.
   1825 //
   1826 //    The GNU C Library is distributed in the hope that it will be useful,
   1827 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1828 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1829 //    Lesser General Public License for more details.
   1830 //
   1831 //    You should have received a copy of the GNU Lesser General Public
   1832 //    License along with the GNU C Library; if not, see
   1833 //    <https://www.gnu.org/licenses/>.
   1834 
   1835 // Structure describing a signal stack (obsolete).
   1836 type Sigstack = struct {
   1837 	Fss_sp       uintptr
   1838 	Fss_onstack  int32
   1839 	F__ccgo_pad1 [4]byte
   1840 } /* struct_sigstack.h:23:1 */
   1841 
   1842 // Some of the functions for handling signals in threaded programs must
   1843 //    be defined here.
   1844 // Declaration of common pthread types for all architectures.
   1845 //    Copyright (C) 2017-2020 Free Software Foundation, Inc.
   1846 //    This file is part of the GNU C Library.
   1847 //
   1848 //    The GNU C Library is free software; you can redistribute it and/or
   1849 //    modify it under the terms of the GNU Lesser General Public
   1850 //    License as published by the Free Software Foundation; either
   1851 //    version 2.1 of the License, or (at your option) any later version.
   1852 //
   1853 //    The GNU C Library is distributed in the hope that it will be useful,
   1854 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1855 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1856 //    Lesser General Public License for more details.
   1857 //
   1858 //    You should have received a copy of the GNU Lesser General Public
   1859 //    License along with the GNU C Library; if not, see
   1860 //    <https://www.gnu.org/licenses/>.
   1861 
   1862 // For internal mutex and condition variable definitions.
   1863 // Common threading primitives definitions for both POSIX and C11.
   1864 //    Copyright (C) 2017-2020 Free Software Foundation, Inc.
   1865 //    This file is part of the GNU C Library.
   1866 //
   1867 //    The GNU C Library is free software; you can redistribute it and/or
   1868 //    modify it under the terms of the GNU Lesser General Public
   1869 //    License as published by the Free Software Foundation; either
   1870 //    version 2.1 of the License, or (at your option) any later version.
   1871 //
   1872 //    The GNU C Library is distributed in the hope that it will be useful,
   1873 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1874 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1875 //    Lesser General Public License for more details.
   1876 //
   1877 //    You should have received a copy of the GNU Lesser General Public
   1878 //    License along with the GNU C Library; if not, see
   1879 //    <https://www.gnu.org/licenses/>.
   1880 
   1881 // Arch-specific definitions.  Each architecture must define the following
   1882 //    macros to define the expected sizes of pthread data types:
   1883 //
   1884 //    __SIZEOF_PTHREAD_ATTR_T        - size of pthread_attr_t.
   1885 //    __SIZEOF_PTHREAD_MUTEX_T       - size of pthread_mutex_t.
   1886 //    __SIZEOF_PTHREAD_MUTEXATTR_T   - size of pthread_mutexattr_t.
   1887 //    __SIZEOF_PTHREAD_COND_T        - size of pthread_cond_t.
   1888 //    __SIZEOF_PTHREAD_CONDATTR_T    - size of pthread_condattr_t.
   1889 //    __SIZEOF_PTHREAD_RWLOCK_T      - size of pthread_rwlock_t.
   1890 //    __SIZEOF_PTHREAD_RWLOCKATTR_T  - size of pthread_rwlockattr_t.
   1891 //    __SIZEOF_PTHREAD_BARRIER_T     - size of pthread_barrier_t.
   1892 //    __SIZEOF_PTHREAD_BARRIERATTR_T - size of pthread_barrierattr_t.
   1893 //
   1894 //    The additional macro defines any constraint for the lock alignment
   1895 //    inside the thread structures:
   1896 //
   1897 //    __LOCK_ALIGNMENT - for internal lock/futex usage.
   1898 //
   1899 //    Same idea but for the once locking primitive:
   1900 //
   1901 //    __ONCE_ALIGNMENT - for pthread_once_t/once_flag definition.
   1902 
   1903 // Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1904 //    This file is part of the GNU C Library.
   1905 //
   1906 //    The GNU C Library is free software; you can redistribute it and/or
   1907 //    modify it under the terms of the GNU Lesser General Public
   1908 //    License as published by the Free Software Foundation; either
   1909 //    version 2.1 of the License, or (at your option) any later version.
   1910 //
   1911 //    The GNU C Library is distributed in the hope that it will be useful,
   1912 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1913 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1914 //    Lesser General Public License for more details.
   1915 //
   1916 //    You should have received a copy of the GNU Lesser General Public
   1917 //    License along with the GNU C Library; if not, see
   1918 //    <https://www.gnu.org/licenses/>.
   1919 
   1920 // Determine the wordsize from the preprocessor defines.
   1921 
   1922 // Both x86-64 and x32 use the 64-bit system call interface.
   1923 
   1924 // Common definition of pthread_mutex_t.
   1925 
   1926 type X__pthread_internal_list = struct {
   1927 	F__prev uintptr
   1928 	F__next uintptr
   1929 } /* thread-shared-types.h:49:9 */
   1930 
   1931 // Some of the functions for handling signals in threaded programs must
   1932 //    be defined here.
   1933 // Declaration of common pthread types for all architectures.
   1934 //    Copyright (C) 2017-2020 Free Software Foundation, Inc.
   1935 //    This file is part of the GNU C Library.
   1936 //
   1937 //    The GNU C Library is free software; you can redistribute it and/or
   1938 //    modify it under the terms of the GNU Lesser General Public
   1939 //    License as published by the Free Software Foundation; either
   1940 //    version 2.1 of the License, or (at your option) any later version.
   1941 //
   1942 //    The GNU C Library is distributed in the hope that it will be useful,
   1943 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1944 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1945 //    Lesser General Public License for more details.
   1946 //
   1947 //    You should have received a copy of the GNU Lesser General Public
   1948 //    License along with the GNU C Library; if not, see
   1949 //    <https://www.gnu.org/licenses/>.
   1950 
   1951 // For internal mutex and condition variable definitions.
   1952 // Common threading primitives definitions for both POSIX and C11.
   1953 //    Copyright (C) 2017-2020 Free Software Foundation, Inc.
   1954 //    This file is part of the GNU C Library.
   1955 //
   1956 //    The GNU C Library is free software; you can redistribute it and/or
   1957 //    modify it under the terms of the GNU Lesser General Public
   1958 //    License as published by the Free Software Foundation; either
   1959 //    version 2.1 of the License, or (at your option) any later version.
   1960 //
   1961 //    The GNU C Library is distributed in the hope that it will be useful,
   1962 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   1963 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   1964 //    Lesser General Public License for more details.
   1965 //
   1966 //    You should have received a copy of the GNU Lesser General Public
   1967 //    License along with the GNU C Library; if not, see
   1968 //    <https://www.gnu.org/licenses/>.
   1969 
   1970 // Arch-specific definitions.  Each architecture must define the following
   1971 //    macros to define the expected sizes of pthread data types:
   1972 //
   1973 //    __SIZEOF_PTHREAD_ATTR_T        - size of pthread_attr_t.
   1974 //    __SIZEOF_PTHREAD_MUTEX_T       - size of pthread_mutex_t.
   1975 //    __SIZEOF_PTHREAD_MUTEXATTR_T   - size of pthread_mutexattr_t.
   1976 //    __SIZEOF_PTHREAD_COND_T        - size of pthread_cond_t.
   1977 //    __SIZEOF_PTHREAD_CONDATTR_T    - size of pthread_condattr_t.
   1978 //    __SIZEOF_PTHREAD_RWLOCK_T      - size of pthread_rwlock_t.
   1979 //    __SIZEOF_PTHREAD_RWLOCKATTR_T  - size of pthread_rwlockattr_t.
   1980 //    __SIZEOF_PTHREAD_BARRIER_T     - size of pthread_barrier_t.
   1981 //    __SIZEOF_PTHREAD_BARRIERATTR_T - size of pthread_barrierattr_t.
   1982 //
   1983 //    The additional macro defines any constraint for the lock alignment
   1984 //    inside the thread structures:
   1985 //
   1986 //    __LOCK_ALIGNMENT - for internal lock/futex usage.
   1987 //
   1988 //    Same idea but for the once locking primitive:
   1989 //
   1990 //    __ONCE_ALIGNMENT - for pthread_once_t/once_flag definition.
   1991 
   1992 // Copyright (C) 2002-2020 Free Software Foundation, Inc.
   1993 //    This file is part of the GNU C Library.
   1994 //
   1995 //    The GNU C Library is free software; you can redistribute it and/or
   1996 //    modify it under the terms of the GNU Lesser General Public
   1997 //    License as published by the Free Software Foundation; either
   1998 //    version 2.1 of the License, or (at your option) any later version.
   1999 //
   2000 //    The GNU C Library is distributed in the hope that it will be useful,
   2001 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   2002 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   2003 //    Lesser General Public License for more details.
   2004 //
   2005 //    You should have received a copy of the GNU Lesser General Public
   2006 //    License along with the GNU C Library; if not, see
   2007 //    <https://www.gnu.org/licenses/>.
   2008 
   2009 // Determine the wordsize from the preprocessor defines.
   2010 
   2011 // Both x86-64 and x32 use the 64-bit system call interface.
   2012 
   2013 // Common definition of pthread_mutex_t.
   2014 
   2015 type X__pthread_list_t = X__pthread_internal_list /* thread-shared-types.h:53:3 */
   2016 
   2017 type X__pthread_internal_slist = struct{ F__next uintptr } /* thread-shared-types.h:55:9 */
   2018 
   2019 type X__pthread_slist_t = X__pthread_internal_slist /* thread-shared-types.h:58:3 */
   2020 
   2021 // Arch-specific mutex definitions.  A generic implementation is provided
   2022 //    by sysdeps/nptl/bits/struct_mutex.h.  If required, an architecture
   2023 //    can override it by defining:
   2024 //
   2025 //    1. struct __pthread_mutex_s (used on both pthread_mutex_t and mtx_t
   2026 //       definition).  It should contains at least the internal members
   2027 //       defined in the generic version.
   2028 //
   2029 //    2. __LOCK_ALIGNMENT for any extra attribute for internal lock used with
   2030 //       atomic operations.
   2031 //
   2032 //    3. The macro __PTHREAD_MUTEX_INITIALIZER used for static initialization.
   2033 //       It should initialize the mutex internal flag.
   2034 
   2035 // x86 internal mutex struct definitions.
   2036 //    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   2037 //    This file is part of the GNU C Library.
   2038 //
   2039 //    The GNU C Library is free software; you can redistribute it and/or
   2040 //    modify it under the terms of the GNU Lesser General Public
   2041 //    License as published by the Free Software Foundation; either
   2042 //    version 2.1 of the License, or (at your option) any later version.
   2043 //
   2044 //    The GNU C Library is distributed in the hope that it will be useful,
   2045 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   2046 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   2047 //    Lesser General Public License for more details.
   2048 //
   2049 //    You should have received a copy of the GNU Lesser General Public
   2050 //    License along with the GNU C Library; if not, see
   2051 //    <http://www.gnu.org/licenses/>.
   2052 
   2053 type X__pthread_mutex_s = struct {
   2054 	F__lock    int32
   2055 	F__count   uint32
   2056 	F__owner   int32
   2057 	F__nusers  uint32
   2058 	F__kind    int32
   2059 	F__spins   int16
   2060 	F__elision int16
   2061 	F__list    X__pthread_list_t
   2062 } /* struct_mutex.h:22:1 */
   2063 
   2064 // Arch-sepecific read-write lock definitions.  A generic implementation is
   2065 //    provided by struct_rwlock.h.  If required, an architecture can override it
   2066 //    by defining:
   2067 //
   2068 //    1. struct __pthread_rwlock_arch_t (used on pthread_rwlock_t definition).
   2069 //       It should contain at least the internal members defined in the
   2070 //       generic version.
   2071 //
   2072 //    2. The macro __PTHREAD_RWLOCK_INITIALIZER used for static initialization.
   2073 //       It should initialize the rwlock internal type.
   2074 
   2075 // x86 internal rwlock struct definitions.
   2076 //    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   2077 //
   2078 //    This file is part of the GNU C Library.
   2079 //
   2080 //    The GNU C Library is free software; you can redistribute it and/or
   2081 //    modify it under the terms of the GNU Lesser General Public
   2082 //    License as published by the Free Software Foundation; either
   2083 //    version 2.1 of the License, or (at your option) any later version.
   2084 //
   2085 //    The GNU C Library is distributed in the hope that it will be useful,
   2086 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   2087 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   2088 //    Lesser General Public License for more details.
   2089 //
   2090 //    You should have received a copy of the GNU Lesser General Public
   2091 //    License along with the GNU C Library; if not, see
   2092 //    <http://www.gnu.org/licenses/>.
   2093 
   2094 type X__pthread_rwlock_arch_t = struct {
   2095 	F__readers       uint32
   2096 	F__writers       uint32
   2097 	F__wrphase_futex uint32
   2098 	F__writers_futex uint32
   2099 	F__pad3          uint32
   2100 	F__pad4          uint32
   2101 	F__cur_writer    int32
   2102 	F__shared        int32
   2103 	F__rwelision     int8
   2104 	F__pad1          [7]uint8
   2105 	F__pad2          uint64
   2106 	F__flags         uint32
   2107 	F__ccgo_pad1     [4]byte
   2108 } /* struct_rwlock.h:23:1 */
   2109 
   2110 // Common definition of pthread_cond_t.
   2111 
   2112 type X__pthread_cond_s = struct {
   2113 	F__0            struct{ F__wseq uint64 }
   2114 	F__8            struct{ F__g1_start uint64 }
   2115 	F__g_refs       [2]uint32
   2116 	F__g_size       [2]uint32
   2117 	F__g1_orig_size uint32
   2118 	F__wrefs        uint32
   2119 	F__g_signals    [2]uint32
   2120 } /* thread-shared-types.h:92:1 */
   2121 
   2122 // Thread identifiers.  The structure of the attribute type is not
   2123 //
   2124 //	exposed on purpose.
   2125 type Pthread_t = uint64 /* pthreadtypes.h:27:27 */
   2126 
   2127 // Data structures for mutex handling.  The structure of the attribute
   2128 //
   2129 //	type is not exposed on purpose.
   2130 type Pthread_mutexattr_t = struct {
   2131 	F__ccgo_pad1 [0]uint32
   2132 	F__size      [4]int8
   2133 } /* pthreadtypes.h:36:3 */
   2134 
   2135 // Data structure for condition variable handling.  The structure of
   2136 //
   2137 //	the attribute type is not exposed on purpose.
   2138 type Pthread_condattr_t = struct {
   2139 	F__ccgo_pad1 [0]uint32
   2140 	F__size      [4]int8
   2141 } /* pthreadtypes.h:45:3 */
   2142 
   2143 // Keys for thread-specific data
   2144 type Pthread_key_t = uint32 /* pthreadtypes.h:49:22 */
   2145 
   2146 // Once-only execution
   2147 type Pthread_once_t = int32 /* pthreadtypes.h:53:30 */
   2148 
   2149 type Pthread_mutex_t = struct{ F__data X__pthread_mutex_s } /* pthreadtypes.h:72:3 */
   2150 
   2151 type Pthread_cond_t = struct{ F__data X__pthread_cond_s } /* pthreadtypes.h:80:3 */
   2152 
   2153 // Data structure for reader-writer lock variable handling.  The
   2154 //
   2155 //	structure of the attribute type is deliberately not exposed.
   2156 type Pthread_rwlock_t = struct{ F__data X__pthread_rwlock_arch_t } /* pthreadtypes.h:91:3 */
   2157 
   2158 type Pthread_rwlockattr_t = struct {
   2159 	F__ccgo_pad1 [0]uint64
   2160 	F__size      [8]int8
   2161 } /* pthreadtypes.h:97:3 */
   2162 
   2163 // POSIX spinlock data type.
   2164 type Pthread_spinlock_t = int32 /* pthreadtypes.h:103:22 */
   2165 
   2166 // POSIX barriers data type.  The structure of the type is
   2167 //
   2168 //	deliberately not exposed.
   2169 type Pthread_barrier_t = struct {
   2170 	F__ccgo_pad1 [0]uint64
   2171 	F__size      [32]int8
   2172 } /* pthreadtypes.h:112:3 */
   2173 
   2174 type Pthread_barrierattr_t = struct {
   2175 	F__ccgo_pad1 [0]uint32
   2176 	F__size      [4]int8
   2177 } /* pthreadtypes.h:118:3 */
   2178 
   2179 // System-specific extensions.
   2180 // System-specific extensions of <signal.h>, Linux version.
   2181 //    Copyright (C) 2019-2020 Free Software Foundation, Inc.
   2182 //    This file is part of the GNU C Library.
   2183 //
   2184 //    The GNU C Library is free software; you can redistribute it and/or
   2185 //    modify it under the terms of the GNU Lesser General Public
   2186 //    License as published by the Free Software Foundation; either
   2187 //    version 2.1 of the License, or (at your option) any later version.
   2188 //
   2189 //    The GNU C Library is distributed in the hope that it will be useful,
   2190 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
   2191 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   2192 //    Lesser General Public License for more details.
   2193 //
   2194 //    You should have received a copy of the GNU Lesser General Public
   2195 //    License along with the GNU C Library; if not, see
   2196 //    <https://www.gnu.org/licenses/>.
   2197 
   2198 var _ int8 /* gen.c:2:13: */