vendor/github.com/fsouza/go-dockerclient/external/golang.org/x/sys/unix/mkerrors.sh

   1 #!/usr/bin/env bash
   2 # Copyright 2009 The Go Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style
   4 # license that can be found in the LICENSE file.
   5
   6 # Generate Go code listing errors and other #defined constant
   7 # values (ENAMETOOLONG etc.), by asking the preprocessor
   8 # about the definitions.
   9
  10 unset LANG
  11 export LC_ALL=C
  12 export LC_CTYPE=C
  13
  14 if test -z "$GOARCH" -o -z "$GOOS"; then
  15         echo 1>&2 "GOARCH or GOOS not defined in environment"
  16         exit 1
  17 fi
  18
  19 CC=${CC:-cc}
  20
  21 if [[ "$GOOS" -eq "solaris" ]]; then
  22         # Assumes GNU versions of utilities in PATH.
  23         export PATH=/usr/gnu/bin:$PATH
  24 fi
  25
  26 uname=$(uname)
  27
  28 includes_Darwin='
  29 #define _DARWIN_C_SOURCE
  30 #define KERNEL
  31 #define _DARWIN_USE_64_BIT_INODE
  32 #include <sys/types.h>
  33 #include <sys/event.h>
  34 #include <sys/ptrace.h>
  35 #include <sys/socket.h>
  36 #include <sys/sockio.h>
  37 #include <sys/sysctl.h>
  38 #include <sys/mman.h>
  39 #include <sys/wait.h>
  40 #include <net/bpf.h>
  41 #include <net/if.h>
  42 #include <net/if_types.h>
  43 #include <net/route.h>
  44 #include <netinet/in.h>
  45 #include <netinet/ip.h>
  46 #include <termios.h>
  47 '
  48
  49 includes_DragonFly='
  50 #include <sys/types.h>
  51 #include <sys/event.h>
  52 #include <sys/socket.h>
  53 #include <sys/sockio.h>
  54 #include <sys/sysctl.h>
  55 #include <sys/mman.h>
  56 #include <sys/wait.h>
  57 #include <sys/ioctl.h>
  58 #include <net/bpf.h>
  59 #include <net/if.h>
  60 #include <net/if_types.h>
  61 #include <net/route.h>
  62 #include <netinet/in.h>
  63 #include <termios.h>
  64 #include <netinet/ip.h>
  65 #include <net/ip_mroute/ip_mroute.h>
  66 '
  67
  68 includes_FreeBSD='
  69 #include <sys/param.h>
  70 #include <sys/types.h>
  71 #include <sys/event.h>
  72 #include <sys/socket.h>
  73 #include <sys/sockio.h>
  74 #include <sys/sysctl.h>
  75 #include <sys/mman.h>
  76 #include <sys/wait.h>
  77 #include <sys/ioctl.h>
  78 #include <net/bpf.h>
  79 #include <net/if.h>
  80 #include <net/if_types.h>
  81 #include <net/route.h>
  82 #include <netinet/in.h>
  83 #include <termios.h>
  84 #include <netinet/ip.h>
  85 #include <netinet/ip_mroute.h>
  86 #include <sys/extattr.h>
  87
  88 #if __FreeBSD__ >= 10
  89 #define IFT_CARP        0xf8    // IFT_CARP is deprecated in FreeBSD 10
  90 #undef SIOCAIFADDR
  91 #define SIOCAIFADDR     _IOW(105, 26, struct oifaliasreq)       // ifaliasreq contains if_data
  92 #undef SIOCSIFPHYADDR
  93 #define SIOCSIFPHYADDR  _IOW(105, 70, struct oifaliasreq)       // ifaliasreq contains if_data
  94 #endif
  95 '
  96
  97 includes_Linux='
  98 #define _LARGEFILE_SOURCE
  99 #define _LARGEFILE64_SOURCE
 100 #ifndef __LP64__
 101 #define _FILE_OFFSET_BITS 64
 102 #endif
 103 #define _GNU_SOURCE
 104
 105 #include <bits/sockaddr.h>
 106 #include <sys/epoll.h>
 107 #include <sys/inotify.h>
 108 #include <sys/ioctl.h>
 109 #include <sys/mman.h>
 110 #include <sys/mount.h>
 111 #include <sys/prctl.h>
 112 #include <sys/stat.h>
 113 #include <sys/types.h>
 114 #include <sys/time.h>
 115 #include <sys/socket.h>
 116 #include <linux/if.h>
 117 #include <linux/if_arp.h>
 118 #include <linux/if_ether.h>
 119 #include <linux/if_tun.h>
 120 #include <linux/if_packet.h>
 121 #include <linux/if_addr.h>
 122 #include <linux/filter.h>
 123 #include <linux/netlink.h>
 124 #include <linux/reboot.h>
 125 #include <linux/rtnetlink.h>
 126 #include <linux/ptrace.h>
 127 #include <linux/sched.h>
 128 #include <linux/wait.h>
 129 #include <linux/icmpv6.h>
 130 #include <net/route.h>
 131 #include <asm/termbits.h>
 132
 133 #ifndef MSG_FASTOPEN
 134 #define MSG_FASTOPEN    0x20000000
 135 #endif
 136
 137 #ifndef PTRACE_GETREGS
 138 #define PTRACE_GETREGS  0xc
 139 #endif
 140
 141 #ifndef PTRACE_SETREGS
 142 #define PTRACE_SETREGS  0xd
 143 #endif
 144 '
 145
 146 includes_NetBSD='
 147 #include <sys/types.h>
 148 #include <sys/param.h>
 149 #include <sys/event.h>
 150 #include <sys/mman.h>
 151 #include <sys/socket.h>
 152 #include <sys/sockio.h>
 153 #include <sys/sysctl.h>
 154 #include <sys/termios.h>
 155 #include <sys/ttycom.h>
 156 #include <sys/wait.h>
 157 #include <net/bpf.h>
 158 #include <net/if.h>
 159 #include <net/if_types.h>
 160 #include <net/route.h>
 161 #include <netinet/in.h>
 162 #include <netinet/in_systm.h>
 163 #include <netinet/ip.h>
 164 #include <netinet/ip_mroute.h>
 165 #include <netinet/if_ether.h>
 166
 167 // Needed since <sys/param.h> refers to it...
 168 #define schedppq 1
 169 '
 170
 171 includes_OpenBSD='
 172 #include <sys/types.h>
 173 #include <sys/param.h>
 174 #include <sys/event.h>
 175 #include <sys/mman.h>
 176 #include <sys/socket.h>
 177 #include <sys/sockio.h>
 178 #include <sys/sysctl.h>
 179 #include <sys/termios.h>
 180 #include <sys/ttycom.h>
 181 #include <sys/wait.h>
 182 #include <net/bpf.h>
 183 #include <net/if.h>
 184 #include <net/if_types.h>
 185 #include <net/if_var.h>
 186 #include <net/route.h>
 187 #include <netinet/in.h>
 188 #include <netinet/in_systm.h>
 189 #include <netinet/ip.h>
 190 #include <netinet/ip_mroute.h>
 191 #include <netinet/if_ether.h>
 192 #include <net/if_bridge.h>
 193
 194 // We keep some constants not supported in OpenBSD 5.5 and beyond for
 195 // the promise of compatibility.
 196 #define EMUL_ENABLED            0x1
 197 #define EMUL_NATIVE             0x2
 198 #define IPV6_FAITH              0x1d
 199 #define IPV6_OPTIONS            0x1
 200 #define IPV6_RTHDR_STRICT       0x1
 201 #define IPV6_SOCKOPT_RESERVED1  0x3
 202 #define SIOCGIFGENERIC          0xc020693a
 203 #define SIOCSIFGENERIC          0x80206939
 204 #define WALTSIG                 0x4
 205 '
 206
 207 includes_SunOS='
 208 #include <limits.h>
 209 #include <sys/types.h>
 210 #include <sys/socket.h>
 211 #include <sys/sockio.h>
 212 #include <sys/mman.h>
 213 #include <sys/wait.h>
 214 #include <sys/ioctl.h>
 215 #include <net/bpf.h>
 216 #include <net/if.h>
 217 #include <net/if_arp.h>
 218 #include <net/if_types.h>
 219 #include <net/route.h>
 220 #include <netinet/in.h>
 221 #include <termios.h>
 222 #include <netinet/ip.h>
 223 #include <netinet/ip_mroute.h>
 224 '
 225
 226
 227 includes='
 228 #include <sys/types.h>
 229 #include <sys/file.h>
 230 #include <fcntl.h>
 231 #include <dirent.h>
 232 #include <sys/socket.h>
 233 #include <netinet/in.h>
 234 #include <netinet/ip.h>
 235 #include <netinet/ip6.h>
 236 #include <netinet/tcp.h>
 237 #include <errno.h>
 238 #include <sys/signal.h>
 239 #include <signal.h>
 240 #include <sys/resource.h>
 241 #include <time.h>
 242 '
 243 ccflags="$@"
 244
 245 # Write go tool cgo -godefs input.
 246 (
 247         echo package unix
 248         echo
 249         echo '/*'
 250         indirect="includes_$(uname)"
 251         echo "${!indirect} $includes"
 252         echo '*/'
 253         echo 'import "C"'
 254         echo 'import "syscall"'
 255         echo
 256         echo 'const ('
 257
 258         # The gcc command line prints all the #defines
 259         # it encounters while processing the input
 260         echo "${!indirect} $includes" | $CC -x c - -E -dM $ccflags |
 261         awk '
 262                 $1 != "#define" || $2 ~ /\(/ || $3 == "" {next}
 263
 264                 $2 ~ /^E([ABCD]X|[BIS]P|[SD]I|S|FL)$/ {next}  # 386 registers
 265                 $2 ~ /^(SIGEV_|SIGSTKSZ|SIGRT(MIN|MAX))/ {next}
 266                 $2 ~ /^(SCM_SRCRT)$/ {next}
 267                 $2 ~ /^(MAP_FAILED)$/ {next}
 268                 $2 ~ /^ELF_.*$/ {next}# <asm/elf.h> contains ELF_ARCH, etc.
 269
 270                 $2 ~ /^EXTATTR_NAMESPACE_NAMES/ ||
 271                 $2 ~ /^EXTATTR_NAMESPACE_[A-Z]+_STRING/ {next}
 272
 273                 $2 !~ /^ETH_/ &&
 274                 $2 !~ /^EPROC_/ &&
 275                 $2 !~ /^EQUIV_/ &&
 276                 $2 !~ /^EXPR_/ &&
 277                 $2 ~ /^E[A-Z0-9_]+$/ ||
 278                 $2 ~ /^B[0-9_]+$/ ||
 279                 $2 == "BOTHER" ||
 280                 $2 ~ /^CI?BAUD(EX)?$/ ||
 281                 $2 == "IBSHIFT" ||
 282                 $2 ~ /^V[A-Z0-9]+$/ ||
 283                 $2 ~ /^CS[A-Z0-9]/ ||
 284                 $2 ~ /^I(SIG|CANON|CRNL|UCLC|EXTEN|MAXBEL|STRIP|UTF8)$/ ||
 285                 $2 ~ /^IGN/ ||
 286                 $2 ~ /^IX(ON|ANY|OFF)$/ ||
 287                 $2 ~ /^IN(LCR|PCK)$/ ||
 288                 $2 ~ /(^FLU?SH)|(FLU?SH$)/ ||
 289                 $2 ~ /^C(LOCAL|READ|MSPAR|RTSCTS)$/ ||
 290                 $2 == "BRKINT" ||
 291                 $2 == "HUPCL" ||
 292                 $2 == "PENDIN" ||
 293                 $2 == "TOSTOP" ||
 294                 $2 == "XCASE" ||
 295                 $2 == "ALTWERASE" ||
 296                 $2 == "NOKERNINFO" ||
 297                 $2 ~ /^PAR/ ||
 298                 $2 ~ /^SIG[^_]/ ||
 299                 $2 ~ /^O[CNPFPL][A-Z]+[^_][A-Z]+$/ ||
 300                 $2 ~ /^(NL|CR|TAB|BS|VT|FF)DLY$/ ||
 301                 $2 ~ /^(NL|CR|TAB|BS|VT|FF)[0-9]$/ ||
 302                 $2 ~ /^O?XTABS$/ ||
 303                 $2 ~ /^TC[IO](ON|OFF)$/ ||
 304                 $2 ~ /^IN_/ ||
 305                 $2 ~ /^LOCK_(SH|EX|NB|UN)$/ ||
 306                 $2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|ICMP6|TCP|EVFILT|NOTE|EV|SHUT|PROT|MAP|PACKET|MSG|SCM|MCL|DT|MADV|PR)_/ ||
 307                 $2 == "ICMPV6_FILTER" ||
 308                 $2 == "SOMAXCONN" ||
 309                 $2 == "NAME_MAX" ||
 310                 $2 == "IFNAMSIZ" ||
 311                 $2 ~ /^CTL_(MAXNAME|NET|QUERY)$/ ||
 312                 $2 ~ /^SYSCTL_VERS/ ||
 313                 $2 ~ /^(MS|MNT)_/ ||
 314                 $2 ~ /^TUN(SET|GET|ATTACH|DETACH)/ ||
 315                 $2 ~ /^(O|F|FD|NAME|S|PTRACE|PT)_/ ||
 316                 $2 ~ /^LINUX_REBOOT_CMD_/ ||
 317                 $2 ~ /^LINUX_REBOOT_MAGIC[12]$/ ||
 318                 $2 !~ "NLA_TYPE_MASK" &&
 319                 $2 ~ /^(NETLINK|NLM|NLMSG|NLA|IFA|IFAN|RT|RTCF|RTN|RTPROT|RTNH|ARPHRD|ETH_P)_/ ||
 320                 $2 ~ /^SIOC/ ||
 321                 $2 ~ /^TIOC/ ||
 322                 $2 ~ /^TCGET/ ||
 323                 $2 ~ /^TCSET/ ||
 324                 $2 ~ /^TC(FLSH|SBRKP?|XONC)$/ ||
 325                 $2 !~ "RTF_BITS" &&
 326                 $2 ~ /^(IFF|IFT|NET_RT|RTM|RTF|RTV|RTA|RTAX)_/ ||
 327                 $2 ~ /^BIOC/ ||
 328                 $2 ~ /^RUSAGE_(SELF|CHILDREN|THREAD)/ ||
 329                 $2 ~ /^RLIMIT_(AS|CORE|CPU|DATA|FSIZE|NOFILE|STACK)|RLIM_INFINITY/ ||
 330                 $2 ~ /^PRIO_(PROCESS|PGRP|USER)/ ||
 331                 $2 ~ /^CLONE_[A-Z_]+/ ||
 332                 $2 !~ /^(BPF_TIMEVAL)$/ &&
 333                 $2 ~ /^(BPF|DLT)_/ ||
 334                 $2 ~ /^CLOCK_/ ||
 335                 $2 !~ "WMESGLEN" &&
 336                 $2 ~ /^W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", $2, $2)}
 337                 $2 ~ /^__WCOREFLAG$/ {next}
 338                 $2 ~ /^__W[A-Z0-9]+$/ {printf("\t%s = C.%s\n", substr($2,3), $2)}
 339
 340                 {next}
 341         ' | sort
 342
 343         echo ')'
 344 ) >_const.go
 345
 346 # Pull out the error names for later.
 347 errors=$(
 348         echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
 349         awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print $2 }' |
 350         sort
 351 )
 352
 353 # Pull out the signal names for later.
 354 signals=$(
 355         echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
 356         awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print $2 }' |
 357         egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
 358         sort
 359 )
 360
 361 # Again, writing regexps to a file.
 362 echo '#include <errno.h>' | $CC -x c - -E -dM $ccflags |
 363         awk '$1=="#define" && $2 ~ /^E[A-Z0-9_]+$/ { print "^\t" $2 "[ \t]*=" }' |
 364         sort >_error.grep
 365 echo '#include <signal.h>' | $CC -x c - -E -dM $ccflags |
 366         awk '$1=="#define" && $2 ~ /^SIG[A-Z0-9]+$/ { print "^\t" $2 "[ \t]*=" }' |
 367         egrep -v '(SIGSTKSIZE|SIGSTKSZ|SIGRT)' |
 368         sort >_signal.grep
 369
 370 echo '// mkerrors.sh' "$@"
 371 echo '// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT'
 372 echo
 373 echo "// +build ${GOARCH},${GOOS}"
 374 echo
 375 go tool cgo -godefs -- "$@" _const.go >_error.out
 376 cat _error.out | grep -vf _error.grep | grep -vf _signal.grep
 377 echo
 378 echo '// Errors'
 379 echo 'const ('
 380 cat _error.out | grep -f _error.grep | sed 's/=\(.*\)/= syscall.Errno(\1)/'
 381 echo ')'
 382
 383 echo
 384 echo '// Signals'
 385 echo 'const ('
 386 cat _error.out | grep -f _signal.grep | sed 's/=\(.*\)/= syscall.Signal(\1)/'
 387 echo ')'
 388
 389 # Run C program to print error and syscall strings.
 390 (
 391         echo -E "
 392 #include <stdio.h>
 393 #include <stdlib.h>
 394 #include <errno.h>
 395 #include <ctype.h>
 396 #include <string.h>
 397 #include <signal.h>
 398
 399 #define nelem(x) (sizeof(x)/sizeof((x)[0]))
 400
 401 enum { A = 'A', Z = 'Z', a = 'a', z = 'z' }; // avoid need for single quotes below
 402
 403 int errors[] = {
 404 "
 405         for i in $errors
 406         do
 407                 echo -E '       '$i,
 408         done
 409
 410         echo -E "
 411 };
 412
 413 int signals[] = {
 414 "
 415         for i in $signals
 416         do
 417                 echo -E '       '$i,
 418         done
 419
 420         # Use -E because on some systems bash builtin interprets \n itself.
 421         echo -E '
 422 };
 423
 424 static int
 425 intcmp(const void *a, const void *b)
 426 {
 427         return *(int*)a - *(int*)b;
 428 }
 429
 430 int
 431 main(void)
 432 {
 433         int i, j, e;
 434         char buf[1024], *p;
 435
 436         printf("\n\n// Error table\n");
 437         printf("var errors = [...]string {\n");
 438         qsort(errors, nelem(errors), sizeof errors[0], intcmp);
 439         for(i=0; i<nelem(errors); i++) {
 440                 e = errors[i];
 441                 if(i > 0 && errors[i-1] == e)
 442                         continue;
 443                 strcpy(buf, strerror(e));
 444                 // lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 445                 if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 446                         buf[0] += a - A;
 447                 printf("\t%d: \"%s\",\n", e, buf);
 448         }
 449         printf("}\n\n");
 450
 451         printf("\n\n// Signal table\n");
 452         printf("var signals = [...]string {\n");
 453         qsort(signals, nelem(signals), sizeof signals[0], intcmp);
 454         for(i=0; i<nelem(signals); i++) {
 455                 e = signals[i];
 456                 if(i > 0 && signals[i-1] == e)
 457                         continue;
 458                 strcpy(buf, strsignal(e));
 459                 // lowercase first letter: Bad -> bad, but STREAM -> STREAM.
 460                 if(A <= buf[0] && buf[0] <= Z && a <= buf[1] && buf[1] <= z)
 461                         buf[0] += a - A;
 462                 // cut trailing : number.
 463                 p = strrchr(buf, ":"[0]);
 464                 if(p)
 465                         *p = '\0';
 466                 printf("\t%d: \"%s\",\n", e, buf);
 467         }
 468         printf("}\n\n");
 469
 470         return 0;
 471 }
 472
 473 '
 474 ) >_errors.c
 475
 476 $CC $ccflags -o _errors _errors.c && $GORUN ./_errors && rm -f _errors.c _errors _const.go _error.grep _signal.grep _error.out