libgo/mksysinfo.sh

   1 #!/bin/sh
   2
   3 # Copyright 2009 The Go Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style
   5 # license that can be found in the LICENSE file.
   6
   7 # Create sysinfo.go from gen-sysinfo.go and errno.i.
   8
   9 # This shell script creates the sysinfo.go file which holds types and
  10 # constants extracted from the system header files.  This reads the
  11 # raw data from gen-sysinfo.go which is generated using the
  12 # -fdump-go-spec option.
  13
  14 # This currently exposes some names that ideally should not be
  15 # exposed, as they match grep patterns.  E.g., WCHAR_MIN gets exposed
  16 # because it starts with W, like the wait flags.
  17
  18 OUT=tmp-sysinfo.go
  19
  20 set -e
  21
  22 echo 'package syscall' > ${OUT}
  23 echo 'import "unsafe"' >> ${OUT}
  24 echo 'type _ unsafe.Pointer' >> ${OUT}
  25
  26 # Get all the consts and types, skipping ones which could not be
  27 # represented in Go and ones which we need to rewrite.  We also skip
  28 # function declarations, as we don't need them here.  All the symbols
  29 # will all have a leading underscore.
  30 grep -v '^// ' gen-sysinfo.go | \
  31   grep -v '^func' | \
  32   grep -v '^var' | \
  33   grep -v '^type _timeval ' | \
  34   grep -v '^type _timespec_t ' | \
  35   grep -v '^type _timespec ' | \
  36   grep -v '^type _timestruc_t ' | \
  37   grep -v '^type _epoll_' | \
  38   grep -v '^type _*locale[_ ]' | \
  39   grep -v 'in6_addr' | \
  40   grep -v 'sockaddr_in6' | \
  41   sed -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1Timeval\2/g' \
  42       -e 's/\([^a-zA-Z0-9_]\)_timespec_t\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
  43       -e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
  44       -e 's/\([^a-zA-Z0-9_]\)_timestruc_t\([^a-zA-Z0-9_]\)/\1Timestruc\2/g' \
  45     >> ${OUT}
  46
  47 # On AIX, the _arpcom struct, is filtered by the above grep sequence, as it as
  48 # a field of type _in6_addr, but other types depend on _arpcom, so we need to
  49 # put it back.
  50 grep '^type _arpcom ' gen-sysinfo.go | \
  51   sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
  52
  53 # Same on Solaris for _mld_hdr_t.
  54 grep '^type _mld_hdr_t ' gen-sysinfo.go | \
  55   sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
  56
  57 # The errno constants.  These get type Errno.
  58   egrep '#define E[A-Z0-9_]+ ' errno.i | \
  59   sed -e 's/^#define \(E[A-Z0-9_]*\) .*$/const \1 = Errno(_\1)/' >> ${OUT}
  60
  61 # The O_xxx flags.
  62 egrep '^const _(O|F|FD)_' gen-sysinfo.go | \
  63   sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
  64 if ! grep '^const O_ASYNC' ${OUT} >/dev/null 2>&1; then
  65   echo "const O_ASYNC = 0" >> ${OUT}
  66 fi
  67 if ! grep '^const O_CLOEXEC' ${OUT} >/dev/null 2>&1; then
  68   echo "const O_CLOEXEC = 0" >> ${OUT}
  69 fi
  70
  71 # The os package requires F_DUPFD_CLOEXEC to be defined.
  72 if ! grep '^const F_DUPFD_CLOEXEC' ${OUT} >/dev/null 2>&1; then
  73   echo "const F_DUPFD_CLOEXEC = 0" >> ${OUT}
  74 fi
  75
  76 # The internal/poll package requires F_GETPIPE_SZ to be defined.
  77 if ! grep '^const F_GETPIPE_SZ' ${OUT} >/dev/null 2>&1; then
  78   echo "const F_GETPIPE_SZ = 0" >> ${OUT}
  79 fi
  80
  81 # AIX 7.1 is a 64 bits value for _FCLOEXEC (referenced by O_CLOEXEC)
  82 # which leads to a constant overflow when using O_CLOEXEC in some
  83 # go code. Issue wan not present in 6.1 (no O_CLOEXEC) and is no
  84 # more present in 7.2 (_FCLOEXEC is a 32 bit value).
  85 if test "${GOOS}" = "aix" && `oslevel | grep -q "^7.1"`; then
  86     sed -e 's/const __FCLOEXEC = .*/const __FCLOEXEC = 0/' ${OUT} > ${OUT}-2
  87     mv ${OUT}-2 ${OUT}
  88 fi
  89
  90 # These flags can be lost on i386 GNU/Linux when using
  91 # -D_FILE_OFFSET_BITS=64, because we see "#define F_SETLK F_SETLK64"
  92 # before we see the definition of F_SETLK64.
  93 for flag in F_GETLK F_SETLK F_SETLKW; do
  94   if ! grep "^const ${flag} " ${OUT} >/dev/null 2>&1 \
  95       && grep "^const ${flag}64 " ${OUT} >/dev/null 2>&1; then
  96     echo "const ${flag} = ${flag}64" >> ${OUT}
  97   fi
  98 done
  99
 100 # The Flock_t struct for fcntl.
 101 grep '^type _flock ' gen-sysinfo.go | \
 102     sed -e 's/type _flock/type Flock_t/' \
 103       -e 's/l_type/Type/' \
 104       -e 's/l_whence/Whence/' \
 105       -e 's/l_start/Start/' \
 106       -e 's/l_len/Len/' \
 107       -e 's/l_pid/Pid/' \
 108     >> ${OUT}
 109
 110 # The signal numbers.
 111 grep '^const _SIG[^_]' gen-sysinfo.go | \
 112   grep -v '^const _SIGEV_' | \
 113   sed -e 's/^\(const \)_\(SIG[^= ]*\)\(.*\)$/\1\2 = Signal(_\2)/' >> ${OUT}
 114 if ! grep '^const SIGPOLL ' ${OUT} >/dev/null 2>&1; then
 115   if grep '^const SIGIO ' ${OUT} > /dev/null 2>&1; then
 116     echo "const SIGPOLL = SIGIO" >> ${OUT}
 117   fi
 118 fi
 119 if ! grep '^const SIGCLD ' ${OUT} >/dev/null 2>&1; then
 120   if grep '^const SIGCHLD ' ${OUT} >/dev/null 2>&1; then
 121     echo "const SIGCLD = SIGCHLD" >> ${OUT}
 122   fi
 123 fi
 124
 125 # The syscall numbers.  We force the names to upper case.
 126 grep '^const _SYS_' gen-sysinfo.go | \
 127   sed -e 's/const _\(SYS_[^= ]*\).*$/\1/' | \
 128   while read sys; do
 129     sup=`echo $sys | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
 130     echo "const $sup = _$sys" >> ${OUT}
 131   done
 132
 133 # The GNU/Linux support wants to use SYS_GETDENTS64 if available.
 134 if ! grep '^const SYS_GETDENTS ' ${OUT} >/dev/null 2>&1; then
 135   echo "const SYS_GETDENTS = 0" >> ${OUT}
 136 fi
 137 if ! grep '^const SYS_GETDENTS64 ' ${OUT} >/dev/null 2>&1; then
 138   echo "const SYS_GETDENTS64 = 0" >> ${OUT}
 139 fi
 140
 141 # The syscall package wants the geteuid system call number.  It isn't
 142 # defined on Alpha, which only provides the getresuid system call.
 143 if ! grep '^const SYS_GETEUID ' ${OUT} >/dev/null 2>&1; then
 144   echo "const SYS_GETEUID = 0" >> ${OUT}
 145 fi
 146
 147 # Stat constants.
 148 grep '^const _S_' gen-sysinfo.go | \
 149   sed -e 's/^\(const \)_\(S_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 150
 151 # Mmap constants.
 152 grep '^const _PROT_' gen-sysinfo.go | \
 153   sed -e 's/^\(const \)_\(PROT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 154 grep '^const _MAP_' gen-sysinfo.go | \
 155   sed -e 's/^\(const \)_\(MAP_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 156 grep '^const _MADV_' gen-sysinfo.go | \
 157   sed -e 's/^\(const \)_\(MADV_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 158 grep '^const _MCL_' gen-sysinfo.go | \
 159   sed -e 's/^\(const \)_\(MCL_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 160
 161 # Process status constants.
 162 grep '^const _W' gen-sysinfo.go |
 163   sed -e 's/^\(const \)_\(W[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 164 # WSTOPPED was introduced in glibc 2.3.4.
 165 if ! grep '^const _WSTOPPED = ' gen-sysinfo.go >/dev/null 2>&1; then
 166   if grep '^const _WUNTRACED = ' gen-sysinfo.go > /dev/null 2>&1; then
 167     echo 'const WSTOPPED = _WUNTRACED' >> ${OUT}
 168   else
 169     echo 'const WSTOPPED = 2' >> ${OUT}
 170   fi
 171 fi
 172 if grep '^const ___WALL = ' gen-sysinfo.go >/dev/null 2>&1 \
 173    && ! grep '^const _WALL = ' gen-sysinfo.go >/dev/null 2>&1; then
 174   echo 'const WALL = ___WALL' >> ${OUT}
 175 fi
 176
 177 # Networking constants.
 178 egrep '^const _(AF|ARPHRD|ETH|IN|SOCK|SOL|SO|IPPROTO|TCP|IP|IPV6)_' gen-sysinfo.go |
 179   sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 180 grep '^const _SOMAXCONN' gen-sysinfo.go |
 181   sed -e 's/^\(const \)_\(SOMAXCONN[^= ]*\)\(.*\)$/\1\2 = _\2/' \
 182     >> ${OUT}
 183 grep '^const _SHUT_' gen-sysinfo.go |
 184   sed -e 's/^\(const \)_\(SHUT[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 185
 186 # The net package requires some const definitions.
 187 for m in IP_PKTINFO IPV6_V6ONLY IPPROTO_IPV6 IPV6_JOIN_GROUP IPV6_LEAVE_GROUP IPV6_TCLASS SO_REUSEPORT; do
 188   if ! grep "^const $m " ${OUT} >/dev/null 2>&1; then
 189     echo "const $m = 0" >> ${OUT}
 190   fi
 191 done
 192 for m in SOCK_CLOEXEC SOCK_NONBLOCK; do
 193   if ! grep "^const $m " ${OUT} >/dev/null 2>&1; then
 194     echo "const $m = -1" >> ${OUT}
 195   fi
 196 done
 197
 198 # The syscall package requires AF_LOCAL.
 199 if ! grep '^const AF_LOCAL ' ${OUT} >/dev/null 2>&1; then
 200   if grep '^const AF_UNIX ' ${OUT} >/dev/null 2>&1; then
 201     echo "const AF_LOCAL = AF_UNIX" >> ${OUT}
 202   fi
 203 fi
 204
 205 # sysconf constants.
 206 grep '^const __SC' gen-sysinfo.go |
 207   sed -e 's/^\(const \)__\(SC[^= ]*\)\(.*\)$/\1\2 = __\2/' >> ${OUT}
 208
 209 # pathconf constants.
 210 grep '^const __PC' gen-sysinfo.go |
 211   sed -e 's/^\(const \)__\(PC[^= ]*\)\(.*\)$/\1\2 = __\2/' >> ${OUT}
 212
 213 # The PATH_MAX constant.
 214 if grep '^const _PATH_MAX ' gen-sysinfo.go >/dev/null 2>&1; then
 215   echo 'const PathMax = _PATH_MAX' >> ${OUT}
 216 fi
 217
 218 # epoll constants.
 219 grep '^const _EPOLL' gen-sysinfo.go |
 220   grep -v EPOLLET |
 221   sed -e 's/^\(const \)_\(EPOLL[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 222 # Make sure EPOLLET is positive.
 223 if grep '^const _EPOLLET = [0-9]' gen-sysinfo.go >/dev/null 2>&1; then
 224   grep '^const _EPOLLET ' gen-sysinfo.go |
 225     sed -e 's/^\(const \)_\(EPOLL[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 226 else
 227   echo "const EPOLLET = 0x80000000" >> ${OUT}
 228 fi
 229 # Make sure EPOLLRDHUP and EPOLL_CLOEXEC are defined.
 230 if ! grep '^const EPOLLRDHUP' ${OUT} >/dev/null 2>&1; then
 231   echo "const EPOLLRDHUP = 0x2000" >> ${OUT}
 232 fi
 233 if ! grep '^const EPOLL_CLOEXEC' ${OUT} >/dev/null 2>&1; then
 234   echo "const EPOLL_CLOEXEC = 02000000" >> ${OUT}
 235 fi
 236
 237 # Prctl constants.
 238 grep '^const _PR_' gen-sysinfo.go |
 239   sed -e 's/^\(const \)_\(PR_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 240
 241 # Ptrace constants.
 242 grep '^const _PTRACE' gen-sysinfo.go |
 243   sed -e 's/^\(const \)_\(PTRACE[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 244 # We need some ptrace options that are not defined in older versions
 245 # of glibc.
 246 if ! grep '^const PTRACE_SETOPTIONS' ${OUT} > /dev/null 2>&1; then
 247   echo "const PTRACE_SETOPTIONS = 0x4200" >> ${OUT}
 248 fi
 249 if ! grep '^const PTRACE_O_TRACESYSGOOD' ${OUT} > /dev/null 2>&1; then
 250   echo "const PTRACE_O_TRACESYSGOOD = 0x1" >> ${OUT}
 251 fi
 252 if ! grep '^const PTRACE_O_TRACEFORK' ${OUT} > /dev/null 2>&1; then
 253   echo "const PTRACE_O_TRACEFORK = 0x2" >> ${OUT}
 254 fi
 255 if ! grep '^const PTRACE_O_TRACEVFORK' ${OUT} > /dev/null 2>&1; then
 256   echo "const PTRACE_O_TRACEVFORK = 0x4" >> ${OUT}
 257 fi
 258 if ! grep '^const PTRACE_O_TRACECLONE' ${OUT} > /dev/null 2>&1; then
 259   echo "const PTRACE_O_TRACECLONE = 0x8" >> ${OUT}
 260 fi
 261 if ! grep '^const PTRACE_O_TRACEEXEC' ${OUT} > /dev/null 2>&1; then
 262   echo "const PTRACE_O_TRACEEXEC = 0x10" >> ${OUT}
 263 fi
 264 if ! grep '^const PTRACE_O_TRACEVFORKDONE' ${OUT} > /dev/null 2>&1; then
 265   echo "const PTRACE_O_TRACEVFORKDONE = 0x20" >> ${OUT}
 266 fi
 267 if ! grep '^const PTRACE_O_TRACEEXIT' ${OUT} > /dev/null 2>&1; then
 268   echo "const PTRACE_O_TRACEEXIT = 0x40" >> ${OUT}
 269 fi
 270 if ! grep '^const PTRACE_O_MASK' ${OUT} > /dev/null 2>&1; then
 271   echo "const PTRACE_O_MASK = 0x7f" >> ${OUT}
 272 fi
 273 if ! grep '^const _PTRACE_GETEVENTMSG' ${OUT} > /dev/null 2>&1; then
 274   echo "const PTRACE_GETEVENTMSG = 0x4201" >> ${OUT}
 275 fi
 276 if ! grep '^const PTRACE_EVENT_FORK' ${OUT} > /dev/null 2>&1; then
 277   echo "const PTRACE_EVENT_FORK = 1" >> ${OUT}
 278 fi
 279 if ! grep '^const PTRACE_EVENT_VFORK' ${OUT} > /dev/null 2>&1; then
 280   echo "const PTRACE_EVENT_VFORK = 2" >> ${OUT}
 281 fi
 282 if ! grep '^const PTRACE_EVENT_CLONE' ${OUT} > /dev/null 2>&1; then
 283   echo "const PTRACE_EVENT_CLONE = 3" >> ${OUT}
 284 fi
 285 if ! grep '^const PTRACE_EVENT_EXEC' ${OUT} > /dev/null 2>&1; then
 286   echo "const PTRACE_EVENT_EXEC = 4" >> ${OUT}
 287 fi
 288 if ! grep '^const PTRACE_EVENT_VFORK_DONE' ${OUT} > /dev/null 2>&1; then
 289   echo "const PTRACE_EVENT_VFORK_DONE = 5" >> ${OUT}
 290 fi
 291 if ! grep '^const PTRACE_EVENT_EXIT' ${OUT} > /dev/null 2>&1; then
 292   echo "const PTRACE_EVENT_EXIT = 6" >> ${OUT}
 293 fi
 294 if ! grep '^const _PTRACE_TRACEME' ${OUT} > /dev/null 2>&1; then
 295   echo "const _PTRACE_TRACEME = 0" >> ${OUT}
 296 fi
 297
 298 # A helper function that prints a structure from gen-sysinfo.go with the first
 299 # letter of the field names in upper case.  $1 is the name of structure.  If $2
 300 # is not empty, the structure or type is renamed to $2.
 301 upcase_fields () {
 302   name="$1"
 303   def=`grep "^type $name " gen-sysinfo.go`
 304   fields=`echo $def | sed -e 's/^[^{]*{\(.*\)}$/\1/'`
 305   prefix=`echo $def | sed -e 's/{.*//'`
 306   if test "$2" != ""; then
 307     prefix=`echo $prefix | sed -e "s/$1/$2/"`
 308   fi
 309   if test "$fields" != ""; then
 310     nfields=
 311     while test -n "$fields"; do
 312       field=`echo $fields | sed -e 's/^\([^;]*\);.*$/\1/'`
 313       fields=`echo $fields | sed -e 's/^[^;]*; *\(.*\)$/\1/'`
 314       # capitalize the next character.
 315       f=`echo $field | sed -e 's/^\(.\).*$/\1/'`
 316       r=`echo $field | sed -e 's/^.\(.*\)$/\1/'`
 317       f=`echo $f | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
 318       field="$f$r"
 319       nfields="$nfields $field;"
 320     done
 321     echo "${prefix} {$nfields }"
 322   fi
 323 }
 324
 325 # The registers returned by PTRACE_GETREGS.  This is probably
 326 # GNU/Linux specific; it should do no harm if there is no
 327 # _user_regs_struct.
 328 regs=`grep '^type _user_regs_struct struct' gen-sysinfo.go || true`
 329 if test "$regs" = ""; then
 330   # mips*
 331   regs=`grep '^type _pt_regs struct' gen-sysinfo.go || true`
 332 fi
 333 if test "$regs" != ""; then
 334   regs=`echo $regs | sed -e 's/type _pt_regs struct//'`
 335   regs=`echo $regs |
 336     sed -e 's/type __*user_regs_struct struct //' -e 's/[{}]//g'`
 337   regs=`echo $regs | sed -e s'/^ *//'`
 338   nregs=
 339   while test -n "$regs"; do
 340     field=`echo $regs | sed -e 's/^\([^;]*\);.*$/\1/'`
 341     regs=`echo $regs | sed -e 's/^[^;]*; *\(.*\)$/\1/'`
 342     # Capitalize the first character of the field.
 343     f=`echo $field | sed -e 's/^\(.\).*$/\1/'`
 344     r=`echo $field | sed -e 's/^.\(.*\)$/\1/'`
 345     f=`echo $f | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
 346     field="$f$r"
 347     field=`echo "$field" | sed \
 348       -e 's/__user_psw_struct/PtracePsw/' \
 349       -e 's/__user_fpregs_struct/PtraceFpregs/' \
 350       -e 's/__user_per_struct/PtracePer/'`
 351     nregs="$nregs $field;"
 352   done
 353   echo "type PtraceRegs struct {$nregs }" >> ${OUT}
 354 fi
 355
 356 # Some basic types.
 357 echo 'type Size_t _size_t' >> ${OUT}
 358 echo "type Ssize_t _ssize_t" >> ${OUT}
 359 if grep '^const _HAVE_OFF64_T = ' gen-sysinfo.go > /dev/null 2>&1; then
 360   echo "type Offset_t _off64_t" >> ${OUT}
 361 else
 362   echo "type Offset_t _off_t" >> ${OUT}
 363 fi
 364 echo "type Mode_t _mode_t" >> ${OUT}
 365 echo "type Pid_t _pid_t" >> ${OUT}
 366 echo "type Uid_t _uid_t" >> ${OUT}
 367 echo "type Gid_t _gid_t" >> ${OUT}
 368 echo "type Socklen_t _socklen_t" >> ${OUT}
 369
 370 # The C int type.
 371 sizeof_int=`grep '^const ___SIZEOF_INT__ = ' gen-sysinfo.go | sed -e 's/.*= //'`
 372 if test "$sizeof_int" = "4"; then
 373   echo "type _C_int int32" >> ${OUT}
 374   echo "type _C_uint uint32" >> ${OUT}
 375 elif test "$sizeof_int" = "8"; then
 376   echo "type _C_int int64" >> ${OUT}
 377   echo "type _C_uint uint64" >> ${OUT}
 378 else
 379   echo 1>&2 "mksysinfo.sh: could not determine size of int (got $sizeof_int)"
 380   exit 1
 381 fi
 382
 383 # The C long type, needed because that is the type that ptrace returns.
 384 sizeof_long=`grep '^const ___SIZEOF_LONG__ = ' gen-sysinfo.go | sed -e 's/.*= //'`
 385 if test "$sizeof_long" = "4"; then
 386   echo "type _C_long int32" >> ${OUT}
 387   echo "type _C_ulong uint32" >> ${OUT}
 388 elif test "$sizeof_long" = "8"; then
 389   echo "type _C_long int64" >> ${OUT}
 390   echo "type _C_ulong uint64" >> ${OUT}
 391 else
 392   echo 1>&2 "mksysinfo.sh: could not determine size of long (got $sizeof_long)"
 393   exit 1
 394 fi
 395
 396 # Solaris 2 needs _u?pad128_t, but its default definition in terms of long
 397 # double is commented by -fdump-go-spec.
 398 if grep "^// type _pad128_t" gen-sysinfo.go > /dev/null 2>&1; then
 399   echo "type _pad128_t struct { _l [4]int32; }" >> ${OUT}
 400 fi
 401 if grep "^// type _upad128_t" gen-sysinfo.go > /dev/null 2>&1; then
 402   echo "type _upad128_t struct { _l [4]uint32; }" >> ${OUT}
 403 fi
 404
 405 # The time_t type.
 406 if grep '^type _time_t ' gen-sysinfo.go > /dev/null 2>&1; then
 407   echo 'type Time_t _time_t' >> ${OUT}
 408 fi
 409
 410 # The time structures need special handling: we need to name the
 411 # types, so that we can cast integers to the right types when
 412 # assigning to the structures.
 413 timeval=`grep '^type _timeval ' gen-sysinfo.go`
 414 timeval_sec=`echo $timeval | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
 415 timeval_usec=`echo $timeval | sed -n -e 's/^.*tv_usec \([^ ]*\);.*$/\1/p'`
 416 echo "type Timeval_sec_t $timeval_sec" >> ${OUT}
 417 echo "type Timeval_usec_t $timeval_usec" >> ${OUT}
 418 echo $timeval | \
 419   sed -e 's/type _timeval /type Timeval /' \
 420       -e 's/tv_sec *[a-zA-Z0-9_]*/Sec Timeval_sec_t/' \
 421       -e 's/tv_usec *[a-zA-Z0-9_]*/Usec Timeval_usec_t/' >> ${OUT}
 422 timespec=`grep '^type _timespec ' gen-sysinfo.go || true`
 423 if test "$timespec" = ""; then
 424   # IRIX 6.5 has __timespec instead.
 425   timespec=`grep '^type ___timespec ' gen-sysinfo.go || true`
 426 fi
 427 timespec_sec=`echo $timespec | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
 428 timespec_nsec=`echo $timespec | sed -n -e 's/^.*tv_nsec \([^ ]*\);.*$/\1/p'`
 429 echo "type Timespec_sec_t $timespec_sec" >> ${OUT}
 430 echo "type Timespec_nsec_t $timespec_nsec" >> ${OUT}
 431 echo $timespec | \
 432   sed -e 's/^type ___timespec /type Timespec /' \
 433       -e 's/^type _timespec /type Timespec /' \
 434       -e 's/tv_sec *[a-zA-Z0-9_]*/Sec Timespec_sec_t/' \
 435       -e 's/tv_nsec *[a-zA-Z0-9_]*/Nsec Timespec_nsec_t/' >> ${OUT}
 436
 437 timestruc=`grep '^type _timestruc_t ' gen-sysinfo.go || true`
 438 if test "$timestruc" != ""; then
 439   timestruc_sec=`echo $timestruc | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
 440   timestruc_nsec=`echo $timestruc | sed -n -e 's/^.*tv_nsec \([^ ]*\);.*$/\1/p'`
 441   echo "type Timestruc_sec_t $timestruc_sec" >> ${OUT}
 442   echo "type Timestruc_nsec_t $timestruc_nsec" >> ${OUT}
 443   echo $timestruc | \
 444     sed -e 's/^type _timestruc_t /type Timestruc /' \
 445         -e 's/tv_sec *[a-zA-Z0-9_]*/Sec Timestruc_sec_t/' \
 446         -e 's/tv_nsec *[a-zA-Z0-9_]*/Nsec Timestruc_nsec_t/' >> ${OUT}
 447 fi
 448
 449 # The tms struct.
 450 grep '^type _tms ' gen-sysinfo.go | \
 451     sed -e 's/type _tms/type Tms/' \
 452       -e 's/tms_utime/Utime/' \
 453       -e 's/tms_stime/Stime/' \
 454       -e 's/tms_cutime/Cutime/' \
 455       -e 's/tms_cstime/Cstime/' \
 456     >> ${OUT}
 457
 458 # AIX uses st_timespec struct for stat.
 459 grep '^type _st_timespec ' gen-sysinfo.go | \
 460     sed -e 's/type _st_timespec /type StTimespec /' \
 461       -e 's/tv_sec/Sec/' \
 462       -e 's/tv_nsec/Nsec/' >> ${OUT}
 463
 464 # The stat type.
 465 # Prefer largefile variant if available.
 466 stat=`grep '^type _stat64 ' gen-sysinfo.go || true`
 467 if test "$stat" != ""; then
 468   grep '^type _stat64 ' gen-sysinfo.go
 469 else
 470   grep '^type _stat ' gen-sysinfo.go
 471 fi | sed -e 's/type _stat64/type Stat_t/' \
 472          -e 's/type _stat/type Stat_t/' \
 473          -e 's/st_dev/Dev/' \
 474          -e 's/st_ino/Ino/g' \
 475          -e 's/st_nlink/Nlink/' \
 476          -e 's/st_mode/Mode/' \
 477          -e 's/st_uid/Uid/' \
 478          -e 's/st_gid/Gid/' \
 479          -e 's/st_rdev/Rdev/' \
 480          -e 's/st_size/Size/' \
 481          -e 's/st_blksize/Blksize/' \
 482          -e 's/st_blocks/Blocks/' \
 483          -e 's/st_atim/Atim/' \
 484          -e 's/st_mtim/Mtim/' \
 485          -e 's/st_ctim/Ctim/' \
 486          -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1Timeval\2/g' \
 487          -e 's/\([^a-zA-Z0-9_]\)_timespec_t\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
 488          -e 's/\([^a-zA-Z0-9_]\)_st_timespec_t\([^a-zA-Z0-9_]\)/\1StTimespec\2/g' \
 489          -e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
 490          -e 's/\([^a-zA-Z0-9_]\)_timestruc_t\([^a-zA-Z0-9_]\)/\1Timestruc\2/g' \
 491          -e 's/Godump_[0-9] struct { \([^;]*;\) };/\1/g' \
 492        >> ${OUT}
 493
 494 # The directory searching types.
 495 # Prefer largefile variant if available.
 496 dirent=`grep '^type _dirent64 ' gen-sysinfo.go || true`
 497 if test "$dirent" != ""; then
 498   grep '^type _dirent64 ' gen-sysinfo.go
 499 else
 500   grep '^type _dirent ' gen-sysinfo.go
 501 fi | sed -e 's/type _dirent64/type Dirent/' \
 502          -e 's/type _dirent/type Dirent/' \
 503          -e 's/d_name \[0+1\]/d_name [0+256]/' \
 504          -e 's/d_name/Name/' \
 505          -e 's/]int8/]byte/' \
 506          -e 's/d_ino/Ino/' \
 507          -e 's/d_namlen/Namlen/' \
 508          -e 's/d_off/Off/' \
 509          -e 's/d_reclen/Reclen/' \
 510          -e 's/d_type/Type/' \
 511       >> ${OUT}
 512 echo "type DIR _DIR" >> ${OUT}
 513
 514 # Values for d_type field in dirent.
 515 grep '^const _DT_' gen-sysinfo.go |
 516   sed -e 's/^\(const \)_\(DT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 517
 518 # The rusage struct.
 519 rusage=`grep '^type _rusage struct' gen-sysinfo.go`
 520 if test "$rusage" != ""; then
 521   # Remove anonymous unions from GNU/Linux <bits/resource.h>.
 522   rusage=`echo $rusage | sed -e 's/Godump_[0-9][0-9]* struct {\([^}]*\)};/\1/g'`
 523   rusage=`echo $rusage | sed -e 's/type _rusage struct //' -e 's/[{}]//g'`
 524   rusage=`echo $rusage | sed -e 's/^ *//'`
 525   nrusage=
 526   while test -n "$rusage"; do
 527     field=`echo $rusage | sed -e 's/^\([^;]*\);.*$/\1/'`
 528     rusage=`echo $rusage | sed -e 's/^[^;]*; *\(.*\)$/\1/'`
 529     # Drop the leading ru_, capitalize the next character.
 530     field=`echo $field | sed -e 's/^ru_//'`
 531     f=`echo $field | sed -e 's/^\(.\).*$/\1/'`
 532     r=`echo $field | sed -e 's/^.\(.*\)$/\1/'`
 533     f=`echo $f | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
 534     # Fix _timeval _timespec, and _timestruc_t.
 535     r=`echo $r | sed -e s'/ _timeval$/ Timeval/'`
 536     r=`echo $r | sed -e s'/ _timespec$/ Timespec/'`
 537     r=`echo $r | sed -e s'/ _timestruc_t$/ Timestruc/'`
 538     field="$f$r"
 539     nrusage="$nrusage $field;"
 540   done
 541   echo "type Rusage struct {$nrusage }" >> ${OUT}
 542 else
 543   echo "type Rusage struct {}" >> ${OUT}
 544 fi
 545
 546 # The RUSAGE constants.
 547 grep '^const _RUSAGE_' gen-sysinfo.go | \
 548   sed -e 's/^\(const \)_\(RUSAGE_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 549
 550 # The utsname struct.
 551 grep '^type _utsname ' gen-sysinfo.go | \
 552     sed -e 's/_utsname/Utsname/' \
 553       -e 's/sysname/Sysname/' \
 554       -e 's/nodename/Nodename/' \
 555       -e 's/release/Release/' \
 556       -e 's/version/Version/' \
 557       -e 's/machine/Machine/' \
 558       -e 's/domainname/Domainname/' \
 559     >> ${OUT}
 560
 561 # The iovec struct.
 562 iovec=`grep '^type _iovec ' gen-sysinfo.go`
 563 iovec_len=`echo $iovec | sed -n -e 's/^.*iov_len \([^ ]*\);.*$/\1/p'`
 564 echo "type Iovec_len_t $iovec_len" >> ${OUT}
 565 echo $iovec | \
 566     sed -e 's/_iovec/Iovec/' \
 567       -e 's/iov_base/Base/' \
 568       -e 's/iov_len *[a-zA-Z0-9_]*/Len Iovec_len_t/' \
 569     >> ${OUT}
 570
 571 # The msghdr struct.
 572 msghdr=`grep '^type _msghdr ' gen-sysinfo.go`
 573 msghdr_controllen=`echo $msghdr | sed -n -e 's/^.*msg_controllen \([^ ]*\);.*$/\1/p'`
 574 echo "type Msghdr_controllen_t $msghdr_controllen" >> ${OUT}
 575 echo $msghdr | \
 576     sed -e 's/_msghdr/Msghdr/' \
 577       -e 's/msg_name/Name/' \
 578       -e 's/msg_namelen/Namelen/' \
 579       -e 's/msg_iov/Iov/' \
 580       -e 's/msg_iovlen/Iovlen/' \
 581       -e 's/_iovec/Iovec/' \
 582       -e 's/msg_control/Control/' \
 583       -e 's/msg_controllen *[a-zA-Z0-9_]*/Controllen Msghdr_controllen_t/' \
 584       -e 's/msg_flags/Flags/' \
 585     >> ${OUT}
 586
 587 # The MSG_ flags for Msghdr.
 588 grep '^const _MSG_' gen-sysinfo.go | \
 589   sed -e 's/^\(const \)_\(MSG_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 590
 591 # The cmsghdr struct.
 592 cmsghdr=`grep '^type _cmsghdr ' gen-sysinfo.go`
 593 if test -n "$cmsghdr"; then
 594   cmsghdr_len=`echo $cmsghdr | sed -n -e 's/^.*cmsg_len \([^ ]*\);.*$/\1/p'`
 595   echo "type Cmsghdr_len_t $cmsghdr_len" >> ${OUT}
 596   echo "$cmsghdr" | \
 597       sed -e 's/_cmsghdr/Cmsghdr/' \
 598         -e 's/cmsg_len *[a-zA-Z0-9_]*/Len Cmsghdr_len_t/' \
 599         -e 's/cmsg_level/Level/' \
 600         -e 's/cmsg_type/Type/' \
 601         -e 's/\[\]/[0]/' \
 602       >> ${OUT}
 603 fi
 604
 605 # The SCM_ flags for Cmsghdr.
 606 grep '^const _SCM_' gen-sysinfo.go | \
 607   sed -e 's/^\(const \)_\(SCM_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 608
 609 # The ucred struct.
 610 upcase_fields "_ucred" "Ucred" >> ${OUT} || true
 611
 612 # The ip_mreq struct.
 613 grep '^type _ip_mreq ' gen-sysinfo.go | \
 614     sed -e 's/_ip_mreq/IPMreq/' \
 615       -e 's/imr_multiaddr/Multiaddr/' \
 616       -e 's/imr_interface/Interface/' \
 617       -e 's/_in_addr/[4]byte/g' \
 618     >> ${OUT}
 619
 620 # We need IPMreq to compile the net package.
 621 if ! grep 'type IPMreq ' ${OUT} >/dev/null 2>&1; then
 622   echo 'type IPMreq struct { Multiaddr [4]byte; Interface [4]byte; }' >> ${OUT}
 623 fi
 624
 625 # The ipv6_mreq struct.
 626 grep '^type _ipv6_mreq ' gen-sysinfo.go | \
 627     sed -e 's/_ipv6_mreq/IPv6Mreq/' \
 628       -e 's/ipv6mr_multiaddr/Multiaddr/' \
 629       -e 's/ipv6mr_interface/Interface/' \
 630       -e 's/_in6_addr/[16]byte/' \
 631     >> ${OUT}
 632
 633 # We need IPv6Mreq to compile the net package.
 634 if ! grep 'type IPv6Mreq ' ${OUT} >/dev/null 2>&1; then
 635   echo 'type IPv6Mreq struct { Multiaddr [16]byte; Interface uint32; }' >> ${OUT}
 636 fi
 637
 638 # The ip_mreqn struct.
 639 grep '^type _ip_mreqn ' gen-sysinfo.go | \
 640     sed -e 's/_ip_mreqn/IPMreqn/' \
 641       -e 's/imr_multiaddr/Multiaddr/' \
 642       -e 's/imr_address/Address/' \
 643       -e 's/imr_ifindex/Ifindex/' \
 644       -e 's/_in_addr/[4]byte/g' \
 645     >> ${OUT}
 646
 647 # We need IPMreq to compile the net package.
 648 if ! grep 'type IPMreqn ' ${OUT} >/dev/null 2>&1; then
 649   echo 'type IPMreqn struct { Multiaddr [4]byte; Interface [4]byte; Ifindex int32 }' >> ${OUT}
 650 fi
 651
 652 # The icmp6_filter struct.
 653 grep '^type _icmp6_filter ' gen-sysinfo.go | \
 654     sed -e 's/_icmp6_filter/ICMPv6Filter/' \
 655       -e 's/data/Data/' \
 656       -e 's/filt/Filt/' \
 657     >> ${OUT}
 658
 659 # We need ICMPv6Filter to compile the syscall package.
 660 if ! grep 'type ICMPv6Filter ' ${OUT} > /dev/null 2>&1; then
 661   echo 'type ICMPv6Filter struct { Data [8]uint32 }' >> ${OUT}
 662 fi
 663
 664 # The ip6_mtuinfo struct.
 665 grep '^type _ip6_mtuinfo ' gen-sysinfo.go | \
 666     sed -e 's/_ip6_mtuinfo/IPv6MTUInfo/' \
 667       -e 's/ip6m_addr/Addr/' \
 668       -e 's/_sockaddr_in6/RawSockaddrInet6/' \
 669       -e 's/ip6m_mtu/Mtu/' \
 670     >> ${OUT}
 671
 672 # Try to guess the type to use for fd_set.
 673 fd_set=`grep '^type _fd_set ' gen-sysinfo.go || true`
 674 fds_bits_type="_C_long"
 675 if test "$fd_set" != ""; then
 676     fds_bits_type=`echo $fd_set | sed -e 's/.*[]]\([^;]*\); }$/\1/'`
 677 fi
 678 echo "type fds_bits_type $fds_bits_type" >> ${OUT}
 679
 680 # The addrinfo struct.
 681 grep '^type _addrinfo ' gen-sysinfo.go | \
 682     sed -e 's/_addrinfo/Addrinfo/g' \
 683       -e 's/ ai_/ Ai_/g' \
 684     >> ${OUT}
 685
 686 # The addrinfo and nameinfo flags and errors.
 687 grep '^const _AI_' gen-sysinfo.go | \
 688   sed -e 's/^\(const \)_\(AI_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 689 grep '^const _EAI_' gen-sysinfo.go | \
 690   sed -e 's/^\(const \)_\(EAI_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 691 grep '^const _NI_' gen-sysinfo.go | \
 692   sed -e 's/^\(const \)_\(NI_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 693
 694 # If nothing else defined EAI_OVERFLOW, make sure it has a value.
 695 if ! grep "const EAI_OVERFLOW " ${OUT} >/dev/null 2>&1; then
 696   echo "const EAI_OVERFLOW = 0" >> ${OUT}
 697 fi
 698
 699 # The passwd struct.
 700 # Force uid and gid from int32 to uint32 for consistency; they are
 701 # int32 on Solaris 10 but uint32 everywhere else including Solaris 11.
 702 grep '^type _passwd ' gen-sysinfo.go | \
 703     sed -e 's/_passwd/Passwd/' \
 704       -e 's/ pw_/ Pw_/g' \
 705       -e 's/ Pw_uid int32/ Pw_uid uint32/' \
 706       -e 's/ Pw_gid int32/ Pw_gid uint32/' \
 707     >> ${OUT}
 708
 709 # The group struct.
 710 grep '^type _group ' gen-sysinfo.go | \
 711     sed -e 's/_group/Group/' \
 712       -e 's/ gr_/ Gr_/g' \
 713     >> ${OUT}
 714
 715 # The ioctl flags for the controlling TTY.
 716 grep '^const _TIOC' gen-sysinfo.go | \
 717     grep -v '_val =' | \
 718     sed -e 's/^\(const \)_\(TIOC[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 719 grep '^const _TUNSET' gen-sysinfo.go | \
 720     grep -v '_val =' | \
 721     sed -e 's/^\(const \)_\(TUNSET[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 722 # We need TIOCGWINSZ.
 723 if ! grep '^const TIOCGWINSZ' ${OUT} >/dev/null 2>&1; then
 724   if grep '^const _TIOCGWINSZ_val' ${OUT} >/dev/null 2>&1; then
 725     echo 'const TIOCGWINSZ = _TIOCGWINSZ_val' >> ${OUT}
 726   fi
 727 fi
 728 if ! grep '^const TIOCSWINSZ' ${OUT} >/dev/null 2>&1; then
 729   if grep '^const _TIOCSWINSZ_val' ${OUT} >/dev/null 2>&1; then
 730     echo 'const TIOCSWINSZ = _TIOCSWINSZ_val' >> ${OUT}
 731   fi
 732 fi
 733 if ! grep '^const TIOCNOTTY' ${OUT} >/dev/null 2>&1; then
 734   if grep '^const _TIOCNOTTY_val' ${OUT} >/dev/null 2>&1; then
 735     echo 'const TIOCNOTTY = _TIOCNOTTY_val' >> ${OUT}
 736   fi
 737 fi
 738 if ! grep '^const TIOCSCTTY' ${OUT} >/dev/null 2>&1; then
 739   if grep '^const _TIOCSCTTY_val' ${OUT} >/dev/null 2>&1; then
 740     echo 'const TIOCSCTTY = _TIOCSCTTY_val' >> ${OUT}
 741   fi
 742 fi
 743 if ! grep '^const TIOCGPGRP' ${OUT} >/dev/null 2>&1; then
 744   if grep '^const _TIOCGPGRP_val' ${OUT} >/dev/null 2>&1; then
 745     echo 'const TIOCGPGRP = _TIOCGPGRP_val' >> ${OUT}
 746   fi
 747 fi
 748 if ! grep '^const TIOCSPGRP' ${OUT} >/dev/null 2>&1; then
 749   if grep '^const _TIOCSPGRP_val' ${OUT} >/dev/null 2>&1; then
 750     echo 'const TIOCSPGRP = _TIOCSPGRP_val' >> ${OUT}
 751   fi
 752 fi
 753 if ! grep '^const TIOCGPTN' ${OUT} >/dev/null 2>&1; then
 754   if grep '^const _TIOCGPTN_val' ${OUT} >/dev/null 2>&1; then
 755     echo 'const TIOCGPTN = _TIOCGPTN_val' >> ${OUT}
 756   fi
 757 fi
 758 if ! grep '^const TIOCSPTLCK' ${OUT} >/dev/null 2>&1; then
 759   if grep '^const _TIOCSPTLCK_val' ${OUT} >/dev/null 2>&1; then
 760     echo 'const TIOCSPTLCK = _TIOCSPTLCK_val' >> ${OUT}
 761   fi
 762 fi
 763 if ! grep '^const TIOCGDEV' ${OUT} >/dev/null 2>&1; then
 764   if grep '^const _TIOCGDEV_val' ${OUT} >/dev/null 2>&1; then
 765     echo 'const TIOCGDEV = _TIOCGDEV_val' >> ${OUT}
 766   fi
 767 fi
 768 if ! grep '^const TIOCSIG' ${OUT} >/dev/null 2>&1; then
 769   if grep '^const _TIOCSIG_val' ${OUT} >/dev/null 2>&1; then
 770     echo 'const TIOCSIG = _TIOCSIG_val' >> ${OUT}
 771   fi
 772 fi
 773
 774 if ! grep '^const TUNSETNOCSUM' ${OUT} >/dev/null 2>&1; then
 775   if grep '^const _TUNSETNOCSUM_val' ${OUT} >/dev/null 2>&1; then
 776     echo 'const TUNSETNOCSUM = _TUNSETNOCSUM_val' >> ${OUT}
 777   fi
 778 fi
 779
 780 if ! grep '^const TUNSETDEBUG' ${OUT} >/dev/null 2>&1; then
 781   if grep '^const _TUNSETDEBUG_val' ${OUT} >/dev/null 2>&1; then
 782     echo 'const TUNSETDEBUG = _TUNSETDEBUG_val' >> ${OUT}
 783   fi
 784 fi
 785
 786 if ! grep '^const TUNSETIFF' ${OUT} >/dev/null 2>&1; then
 787   if grep '^const _TUNSETIFF_val' ${OUT} >/dev/null 2>&1; then
 788     echo 'const TUNSETIFF = _TUNSETIFF_val' >> ${OUT}
 789   fi
 790 fi
 791
 792 if ! grep '^const TUNSETPERSIST' ${OUT} >/dev/null 2>&1; then
 793   if grep '^const _TUNSETPERSIST_val' ${OUT} >/dev/null 2>&1; then
 794     echo 'const TUNSETPERSIST = _TUNSETPERSIST_val' >> ${OUT}
 795   fi
 796 fi
 797
 798 if ! grep '^const TUNSETOWNER' ${OUT} >/dev/null 2>&1; then
 799   if grep '^const _TUNSETOWNER_val' ${OUT} >/dev/null 2>&1; then
 800     echo 'const TUNSETOWNER = _TUNSETOWNER_val' >> ${OUT}
 801   fi
 802 fi
 803
 804 if ! grep '^const TUNSETLINK' ${OUT} >/dev/null 2>&1; then
 805   if grep '^const _TUNSETLINK_val' ${OUT} >/dev/null 2>&1; then
 806     echo 'const TUNSETLINK = _TUNSETLINK_val' >> ${OUT}
 807   fi
 808 fi
 809
 810 if ! grep '^const TUNSETGROUP' ${OUT} >/dev/null 2>&1; then
 811   if grep '^const _TUNSETGROUP_val' ${OUT} >/dev/null 2>&1; then
 812     echo 'const TUNSETGROUP = _TUNSETGROUP_val' >> ${OUT}
 813   fi
 814 fi
 815
 816 if ! grep '^const TUNGETFEATURES' ${OUT} >/dev/null 2>&1; then
 817   if grep '^const _TUNGETFEATURES_val' ${OUT} >/dev/null 2>&1; then
 818     echo 'const TUNGETFEATURES = _TUNGETFEATURES_val' >> ${OUT}
 819   fi
 820 fi
 821
 822 if ! grep '^const TUNSETOFFLOAD' ${OUT} >/dev/null 2>&1; then
 823   if grep '^const _TUNSETOFFLOAD_val' ${OUT} >/dev/null 2>&1; then
 824     echo 'const TUNSETOFFLOAD = _TUNSETOFFLOAD_val' >> ${OUT}
 825   fi
 826 fi
 827
 828 if ! grep '^const TUNSETTXFILTER' ${OUT} >/dev/null 2>&1; then
 829   if grep '^const _TUNSETTXFILTER_val' ${OUT} >/dev/null 2>&1; then
 830     echo 'const TUNSETTXFILTER = _TUNSETTXFILTER_val' >> ${OUT}
 831   fi
 832 fi
 833
 834 if ! grep '^const TUNGETIFF' ${OUT} >/dev/null 2>&1; then
 835   if grep '^const _TUNGETIFF_val' ${OUT} >/dev/null 2>&1; then
 836     echo 'const TUNGETIFF = _TUNGETIFF_val' >> ${OUT}
 837   fi
 838 fi
 839
 840 if ! grep '^const TUNGETSNDBUF' ${OUT} >/dev/null 2>&1; then
 841   if grep '^const _TUNGETSNDBUF_val' ${OUT} >/dev/null 2>&1; then
 842     echo 'const TUNGETSNDBUF = _TUNGETSNDBUF_val' >> ${OUT}
 843   fi
 844 fi
 845
 846 if ! grep '^const TUNSETSNDBUF' ${OUT} >/dev/null 2>&1; then
 847   if grep '^const _TUNSETSNDBUF_val' ${OUT} >/dev/null 2>&1; then
 848     echo 'const TUNSETSNDBUF = _TUNSETSNDBUF_val' >> ${OUT}
 849   fi
 850 fi
 851
 852 if ! grep '^const TUNATTACHFILTER' ${OUT} >/dev/null 2>&1; then
 853   if grep '^const _TUNATTACHFILTER_val' ${OUT} >/dev/null 2>&1; then
 854     echo 'const TUNATTACHFILTER = _TUNATTACHFILTER_val' >> ${OUT}
 855   fi
 856 fi
 857
 858 if ! grep '^const TUNDETACHFILTER' ${OUT} >/dev/null 2>&1; then
 859   if grep '^const _TUNDETACHFILTER_val' ${OUT} >/dev/null 2>&1; then
 860     echo 'const TUNDETACHFILTER = _TUNDETACHFILTER_val' >> ${OUT}
 861   fi
 862 fi
 863
 864 if ! grep '^const TUNGETVNETHDRSZ' ${OUT} >/dev/null 2>&1; then
 865   if grep '^const _TUNGETVNETHDRSZ_val' ${OUT} >/dev/null 2>&1; then
 866     echo 'const TUNGETVNETHDRSZ = _TUNGETVNETHDRSZ_val' >> ${OUT}
 867   fi
 868 fi
 869
 870 if ! grep '^const TUNSETVNETHDRSZ' ${OUT} >/dev/null 2>&1; then
 871   if grep '^const _TUNSETVNETHDRSZ_val' ${OUT} >/dev/null 2>&1; then
 872     echo 'const TUNSETVNETHDRSZ = _TUNSETVNETHDRSZ_val' >> ${OUT}
 873   fi
 874 fi
 875
 876 if ! grep '^const TUNSETQUEUE' ${OUT} >/dev/null 2>&1; then
 877   if grep '^const _TUNSETQUEUE_val' ${OUT} >/dev/null 2>&1; then
 878     echo 'const TUNSETQUEUE = _TUNSETQUEUE_val' >> ${OUT}
 879   fi
 880 fi
 881
 882
 883 if ! grep '^const TUNSETIFINDEX' ${OUT} >/dev/null 2>&1; then
 884   if grep '^const _TUNSETIFINDEX_val' ${OUT} >/dev/null 2>&1; then
 885     echo 'const TUNSETIFINDEX = _TUNSETIFINDEX_val' >> ${OUT}
 886   fi
 887 fi
 888
 889 if ! grep '^const TUNGETFILTER' ${OUT} >/dev/null 2>&1; then
 890   if grep '^const _TUNGETFILTER_val' ${OUT} >/dev/null 2>&1; then
 891     echo 'const TUNGETFILTER = _TUNGETFILTER_val' >> ${OUT}
 892   fi
 893 fi
 894
 895 # The ioctl flags for terminal control
 896 grep '^const _TC[GS]ET' gen-sysinfo.go | grep -v _val | \
 897     sed -e 's/^\(const \)_\(TC[GS]ET[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 898 if ! grep '^const TCGETS' ${OUT} >/dev/null 2>&1; then
 899   if grep '^const _TCGETS_val' ${OUT} >/dev/null 2>&1; then
 900     echo 'const TCGETS = _TCGETS_val' >> ${OUT}
 901   fi
 902 fi
 903 if ! grep '^const TCSETS' ${OUT} >/dev/null 2>&1; then
 904   if grep '^const _TCSETS_val' ${OUT} >/dev/null 2>&1; then
 905     echo 'const TCSETS = _TCSETS_val' >> ${OUT}
 906   fi
 907 fi
 908
 909 # ioctl constants.  Might fall back to 0 if TIOCNXCL is missing, too, but
 910 # needs handling in syscalls.exec.go.
 911 if ! grep '^const _TIOCSCTTY ' gen-sysinfo.go >/dev/null 2>&1; then
 912   if grep '^const _TIOCNXCL ' gen-sysinfo.go >/dev/null 2>&1; then
 913     echo "const TIOCSCTTY = TIOCNXCL" >> ${OUT}
 914   fi
 915 fi
 916
 917 # If nothing else defined TIOCSCTTY, make sure it has a value.
 918 if ! grep "const TIOCSCTTY " ${OUT} >/dev/null 2>&1; then
 919   echo "const TIOCSCTTY = 0" >> ${OUT}
 920 fi
 921
 922 # The nlmsghdr struct.
 923 grep '^type _nlmsghdr ' gen-sysinfo.go | \
 924     sed -e 's/_nlmsghdr/NlMsghdr/' \
 925       -e 's/nlmsg_len/Len/' \
 926       -e 's/nlmsg_type/Type/' \
 927       -e 's/nlmsg_flags/Flags/' \
 928       -e 's/nlmsg_seq/Seq/' \
 929       -e 's/nlmsg_pid/Pid/' \
 930     >> ${OUT}
 931
 932 # The nlmsg flags and operators.
 933 grep '^const _NLM' gen-sysinfo.go | \
 934     sed -e 's/^\(const \)_\(NLM[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 935
 936 # NLMSG_HDRLEN is defined as an expression using sizeof.
 937 if ! grep '^const NLMSG_HDRLEN' ${OUT} > /dev/null 2>&1; then
 938   if grep '^const _sizeof_nlmsghdr ' ${OUT} > /dev/null 2>&1; then
 939     echo 'const NLMSG_HDRLEN = (_sizeof_nlmsghdr + (NLMSG_ALIGNTO-1)) &^ (NLMSG_ALIGNTO-1)' >> ${OUT}
 940   fi
 941 fi
 942
 943 # The rtmsg struct.
 944 grep '^type _rtmsg ' gen-sysinfo.go | \
 945     sed -e 's/_rtmsg/RtMsg/' \
 946       -e 's/rtm_family/Family/' \
 947       -e 's/rtm_dst_len/Dst_len/' \
 948       -e 's/rtm_src_len/Src_len/' \
 949       -e 's/rtm_tos/Tos/' \
 950       -e 's/rtm_table/Table/' \
 951       -e 's/rtm_protocol/Protocol/' \
 952       -e 's/rtm_scope/Scope/' \
 953       -e 's/rtm_type/Type/' \
 954       -e 's/rtm_flags/Flags/' \
 955     >> ${OUT}
 956
 957 # The rtgenmsg struct.
 958 grep '^type _rtgenmsg ' gen-sysinfo.go | \
 959     sed -e 's/_rtgenmsg/RtGenmsg/' \
 960       -e 's/rtgen_family/Family/' \
 961     >> ${OUT}
 962
 963 # The routing message flags.
 964 grep '^const _RT_' gen-sysinfo.go | \
 965     sed -e 's/^\(const \)_\(RT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 966 grep '^const _RTA' gen-sysinfo.go | \
 967     sed -e 's/^\(const \)_\(RTA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 968 grep '^const _RTF' gen-sysinfo.go | \
 969     sed -e 's/^\(const \)_\(RTF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 970 grep '^const _RTCF' gen-sysinfo.go | \
 971     sed -e 's/^\(const \)_\(RTCF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 972 grep '^const _RTM' gen-sysinfo.go | \
 973     sed -e 's/^\(const \)_\(RTM[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 974 grep '^const _RTN' gen-sysinfo.go | \
 975     sed -e 's/^\(const \)_\(RTN[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 976 grep '^const _RTPROT' gen-sysinfo.go | \
 977     sed -e 's/^\(const \)_\(RTPROT[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 978
 979 # The ifinfomsg struct.
 980 grep '^type _ifinfomsg ' gen-sysinfo.go | \
 981     sed -e 's/_ifinfomsg/IfInfomsg/' \
 982       -e 's/ifi_family/Family/' \
 983       -e 's/ifi_type/Type/' \
 984       -e 's/ifi_index/Index/' \
 985       -e 's/ifi_flags/Flags/' \
 986       -e 's/ifi_change/Change/' \
 987     >> ${OUT}
 988
 989 # The interface information types and flags.
 990 grep '^const _IFA' gen-sysinfo.go | \
 991     sed -e 's/^\(const \)_\(IFA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 992 grep '^const _IFLA' gen-sysinfo.go | \
 993     sed -e 's/^\(const \)_\(IFLA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 994 grep '^const _IFF' gen-sysinfo.go | \
 995     sed -e 's/^\(const \)_\(IFF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 996 grep '^const _IFNAMSIZ' gen-sysinfo.go | \
 997     sed -e 's/^\(const \)_\(IFNAMSIZ[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
 998 grep '^const _SIOC' gen-sysinfo.go |
 999     sed -e 's/^\(const \)_\(SIOC[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1000
1001 # The ifaddrmsg struct.
1002 grep '^type _ifaddrmsg ' gen-sysinfo.go | \
1003     sed -e 's/_ifaddrmsg/IfAddrmsg/' \
1004       -e 's/ifa_family/Family/' \
1005       -e 's/ifa_prefixlen/Prefixlen/' \
1006       -e 's/ifa_flags/Flags/' \
1007       -e 's/ifa_scope/Scope/' \
1008       -e 's/ifa_index/Index/' \
1009     >> ${OUT}
1010
1011 # The rtattr struct.
1012 grep '^type _rtattr ' gen-sysinfo.go | \
1013     sed -e 's/_rtattr/RtAttr/' \
1014       -e 's/rta_len/Len/' \
1015       -e 's/rta_type/Type/' \
1016     >> ${OUT}
1017
1018 # The in_pktinfo struct.
1019 grep '^type _in_pktinfo ' gen-sysinfo.go | \
1020     sed -e 's/_in_pktinfo/Inet4Pktinfo/' \
1021       -e 's/ipi_ifindex/Ifindex/' \
1022       -e 's/ipi_spec_dst/Spec_dst/' \
1023       -e 's/ipi_addr/Addr/' \
1024       -e 's/_in_addr/[4]byte/g' \
1025     >> ${OUT}
1026
1027 # The in6_pktinfo struct.
1028 grep '^type _in6_pktinfo ' gen-sysinfo.go | \
1029     sed -e 's/_in6_pktinfo/Inet6Pktinfo/' \
1030       -e 's/ipi6_addr/Addr/' \
1031       -e 's/ipi6_ifindex/Ifindex/' \
1032       -e 's/_in6_addr/[16]byte/' \
1033     >> ${OUT}
1034
1035 # The termios struct.
1036 grep '^type _termios ' gen-sysinfo.go | \
1037     sed -e 's/_termios/Termios/' \
1038       -e 's/c_iflag/Iflag/' \
1039       -e 's/c_oflag/Oflag/' \
1040       -e 's/c_cflag/Cflag/' \
1041       -e 's/c_lflag/Lflag/' \
1042       -e 's/c_line/Line/' \
1043       -e 's/c_cc/Cc/' \
1044       -e 's/c_ispeed/Ispeed/' \
1045       -e 's/c_ospeed/Ospeed/' \
1046     >> ${OUT}
1047
1048 # The termios constants.
1049 for n in IGNBRK BRKINT IGNPAR PARMRK INPCK ISTRIP INLCR IGNCR ICRNL IUCLC \
1050     IXON IXANY IXOFF IMAXBEL IUTF8 OPOST OLCUC ONLCR OCRNL ONOCR ONLRET \
1051     OFILL OFDEL NLDLY NL0 NL1 CRDLY CR0 CR1 CR2 CR3 CS5 CS6 CS7 CS8 TABDLY \
1052     BSDLY VTDLY FFDLY CBAUD CBAUDEX CSIZE CSTOPB CREAD PARENB PARODD HUPCL \
1053     CLOCAL LOBLK CIBAUD CMSPAR CRTSCTS ISIG ICANON XCASE ECHO ECHOE ECHOK \
1054     ECHONL ECHOCTL ECHOPRT ECHOKE DEFECHO FLUSHO NOFLSH TOSTOP PENDIN IEXTEN \
1055     VINTR VQUIT VERASE VKILL VEOF VMIN VEOL VTIME VEOL2 VSWTCH VSTART VSTOP \
1056     VSUSP VDSUSP VLNEXT VWERASE VREPRINT VDISCARD VSTATUS TCSANOW TCSADRAIN \
1057     TCSAFLUSH TCIFLUSH TCOFLUSH TCIOFLUSH TCOOFF TCOON TCIOFF TCION B0 B50 \
1058     B75 B110 B134 B150 B200 B300 B600 B1200 B1800 B2400 B4800 B9600 B19200 \
1059     B38400 B57600 B115200 B230400 B460800 B500000 B576000 B921600 B1000000 \
1060     B1152000 B1500000 B2000000 B2500000 B3000000 B3500000 B4000000; do
1061
1062     grep "^const _$n " gen-sysinfo.go | \
1063         sed -e 's/^\(const \)_\([^=]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1064 done
1065
1066 # The mount flags
1067 grep '^const _MNT_' gen-sysinfo.go |
1068     sed -e 's/^\(const \)_\(MNT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1069 grep '^const _MS_' gen-sysinfo.go |
1070     sed -e 's/^\(const \)_\(MS_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1071
1072 # The fallocate flags.
1073 grep '^const _FALLOC_' gen-sysinfo.go |
1074     sed -e 's/^\(const \)_\(FALLOC_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1075
1076 # The statfs struct.
1077 # Prefer largefile variant if available.
1078 statfs=`grep '^type _statfs64 ' gen-sysinfo.go || true`
1079 if test "$statfs" != ""; then
1080   grep '^type _statfs64 ' gen-sysinfo.go
1081 else
1082   grep '^type _statfs ' gen-sysinfo.go
1083 fi | sed -e 's/type _statfs64/type Statfs_t/' \
1084          -e 's/type _statfs/type Statfs_t/' \
1085          -e 's/f_type/Type/' \
1086          -e 's/f_bsize/Bsize/' \
1087          -e 's/f_blocks/Blocks/' \
1088          -e 's/f_bfree/Bfree/' \
1089          -e 's/f_bavail/Bavail/' \
1090          -e 's/f_files/Files/' \
1091          -e 's/f_ffree/Ffree/' \
1092          -e 's/f_fsid/Fsid/' \
1093          -e 's/f_namelen/Namelen/' \
1094          -e 's/f_frsize/Frsize/' \
1095          -e 's/f_flags/Flags/' \
1096          -e 's/f_spare/Spare/' \
1097     >> ${OUT}
1098
1099 # The timex struct.
1100 timex=`grep '^type _timex ' gen-sysinfo.go || true`
1101 if test "$timex" = ""; then
1102   timex=`grep '^// type _timex ' gen-sysinfo.go || true`
1103   if test "$timex" != ""; then
1104     timex=`echo $timex | sed -e 's|// ||' -e 's/INVALID-bit-field/int32/g'`
1105   fi
1106 fi
1107 if test "$timex" != ""; then
1108   echo "$timex" | \
1109     sed -e 's/_timex/Timex/' \
1110       -e 's/modes/Modes/' \
1111       -e 's/offset/Offset/' \
1112       -e 's/freq/Freq/' \
1113       -e 's/maxerror/Maxerror/' \
1114       -e 's/esterror/Esterror/' \
1115       -e 's/status/Status/' \
1116       -e 's/constant/Constant/' \
1117       -e 's/precision/Precision/' \
1118       -e 's/tolerance/Tolerance/' \
1119       -e 's/ time / Time /' \
1120       -e 's/tick/Tick/' \
1121       -e 's/ppsfreq/Ppsfreq/' \
1122       -e 's/jitter/Jitter/' \
1123       -e 's/shift/Shift/' \
1124       -e 's/stabil/Stabil/' \
1125       -e 's/jitcnt/Jitcnt/' \
1126       -e 's/calcnt/Calcnt/' \
1127       -e 's/errcnt/Errcnt/' \
1128       -e 's/stbcnt/Stbcnt/' \
1129       -e 's/tai/Tai/' \
1130       -e 's/_timeval/Timeval/' \
1131     >> ${OUT}
1132 fi
1133
1134 # The rlimit struct.
1135 # On systems that use syscall/libcall_posix_largefile.go, use rlimit64
1136 # if it exists.
1137 rlimit="_rlimit"
1138 if test "${GOOS}" = "aix" || test "${GOOS}" = "linux" || (test "${GOOS}" = "solaris" && (test "${GOARCH}" = "386" || test "${GOARCH}" = "sparc")); then
1139   if grep '^type _rlimit64 ' gen-sysinfo.go > /dev/null 2>&1; then
1140     rlimit="_rlimit64"
1141   fi
1142 fi
1143 grep "^type ${rlimit} " gen-sysinfo.go | \
1144     sed -e "s/${rlimit}/Rlimit/" \
1145       -e 's/rlim_cur/Cur/' \
1146       -e 's/rlim_max/Max/' \
1147     >> ${OUT}
1148
1149 # The RLIMIT constants.
1150 grep '^const _RLIMIT_' gen-sysinfo.go |
1151     sed -e 's/^\(const \)_\(RLIMIT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1152 grep '^const _RLIM_' gen-sysinfo.go |
1153     grep -v '^const _RLIM_INFINITY ' |
1154     sed -e 's/^\(const \)_\(RLIM_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1155 if test "${rlimit}" = "_rlimit64" && grep '^const _RLIM64_INFINITY ' gen-sysinfo.go > /dev/null 2>&1; then
1156   echo 'const RLIM_INFINITY = _RLIM64_INFINITY' >> ${OUT}
1157 elif grep '^const _RLIM_INFINITY ' gen-sysinfo.go > /dev/null 2>&1; then
1158   echo 'const RLIM_INFINITY = _RLIM_INFINITY' >> ${OUT}
1159 fi
1160
1161 # The sysinfo struct.
1162 grep '^type _sysinfo ' gen-sysinfo.go | \
1163     sed -e 's/_sysinfo/Sysinfo_t/' \
1164       -e 's/uptime/Uptime/' \
1165       -e 's/loads/Loads/' \
1166       -e 's/totalram/Totalram/' \
1167       -e 's/freeram/Freeram/' \
1168       -e 's/sharedram/Sharedram/' \
1169       -e 's/bufferram/Bufferram/' \
1170       -e 's/totalswap/Totalswap/' \
1171       -e 's/freeswap/Freeswap/' \
1172       -e 's/procs/Procs/' \
1173       -e 's/totalhigh/Totalhigh/' \
1174       -e 's/freehigh/Freehigh/' \
1175       -e 's/mem_unit/Unit/' \
1176     >> ${OUT}
1177
1178 # The utimbuf struct.
1179 grep '^type _utimbuf ' gen-sysinfo.go | \
1180     sed -e 's/_utimbuf/Utimbuf/' \
1181       -e 's/actime/Actime/' \
1182       -e 's/modtime/Modtime/' \
1183     >> ${OUT}
1184
1185 # The LOCK flags for flock.
1186 grep '^const _LOCK_' gen-sysinfo.go |
1187     sed -e 's/^\(const \)_\(LOCK_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1188
1189 # The PRIO constants.
1190 grep '^const _PRIO_' gen-sysinfo.go | \
1191   sed -e 's/^\(const \)_\(PRIO_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1192
1193 # The GNU/Linux LINUX_REBOOT flags.
1194 grep '^const _LINUX_REBOOT_' gen-sysinfo.go |
1195     sed -e 's/^\(const \)_\(LINUX_REBOOT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1196
1197 # The GNU/Linux sock_filter struct.
1198 grep '^type _sock_filter ' gen-sysinfo.go | \
1199     sed -e 's/_sock_filter/SockFilter/' \
1200       -e 's/code/Code/' \
1201       -e 's/jt/Jt/' \
1202       -e 's/jf/Jf/' \
1203       -e 's/k /K /' \
1204     >> ${OUT}
1205
1206 # The GNU/Linux sock_fprog struct.
1207 grep '^type _sock_fprog ' gen-sysinfo.go | \
1208     sed -e 's/_sock_fprog/SockFprog/' \
1209       -e 's/len/Len/' \
1210       -e 's/filter/Filter/' \
1211       -e 's/_sock_filter/SockFilter/' \
1212     >> ${OUT}
1213
1214 # The GNU/Linux filter flags.
1215 grep '^const _BPF_' gen-sysinfo.go | \
1216   sed -e 's/^\(const \)_\(BPF_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1217
1218 # The GNU/Linux nlattr struct.
1219 grep '^type _nlattr ' gen-sysinfo.go | \
1220     sed -e 's/_nlattr/NlAttr/' \
1221       -e 's/nla_len/Len/' \
1222       -e 's/nla_type/Type/' \
1223     >> ${OUT}
1224
1225 # The GNU/Linux nlmsgerr struct.
1226 grep '^type _nlmsgerr ' gen-sysinfo.go | \
1227     sed -e 's/_nlmsgerr/NlMsgerr/' \
1228       -e 's/error/Error/' \
1229       -e 's/msg/Msg/' \
1230       -e 's/_nlmsghdr/NlMsghdr/' \
1231     >> ${OUT}
1232
1233 # The GNU/Linux rtnexthop struct.
1234 grep '^type _rtnexthop ' gen-sysinfo.go | \
1235     sed -e 's/_rtnexthop/RtNexthop/' \
1236       -e 's/rtnh_len/Len/' \
1237       -e 's/rtnh_flags/Flags/' \
1238       -e 's/rtnh_hops/Hops/' \
1239       -e 's/rtnh_ifindex/Ifindex/' \
1240     >> ${OUT}
1241
1242 # The GNU/Linux netlink flags.
1243 grep '^const _NETLINK_' gen-sysinfo.go | \
1244   sed -e 's/^\(const \)_\(NETLINK_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1245 grep '^const _NLA_' gen-sysinfo.go | grep -v '_val =' | \
1246   sed -e 's/^\(const \)_\(NLA_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1247
1248 if ! grep '^const NLA_HDRLEN' ${OUT} >/dev/null 2>&1; then
1249   if grep '^const _NLA_HDRLEN_val' ${OUT} >/dev/null 2>&1; then
1250     echo 'const NLA_HDRLEN = _NLA_HDRLEN_val' >> ${OUT}
1251   fi
1252 fi
1253
1254 # The GNU/Linux packet socket flags.
1255 grep '^const _PACKET_' gen-sysinfo.go | \
1256   sed -e 's/^\(const \)_\(PACKET_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1257
1258 # The GNU/Linux inotify_event struct.
1259 grep '^type _inotify_event ' gen-sysinfo.go | \
1260     sed -e 's/_inotify_event/InotifyEvent/' \
1261       -e 's/wd/Wd/' \
1262       -e 's/mask/Mask/' \
1263       -e 's/cookie/Cookie/' \
1264       -e 's/len/Len/' \
1265       -e 's/name/Name/' \
1266       -e 's/\[\]/[0]/' \
1267       -e 's/\[0\]byte/[0]int8/' \
1268     >> ${OUT}
1269
1270 # The GNU/Linux CLONE flags.
1271 grep '^const _CLONE_' gen-sysinfo.go | \
1272   sed -e 's/^\(const \)_\(CLONE_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
1273 # We need some CLONE constants that are not defined in older versions
1274 # of glibc.
1275 if ! grep '^const CLONE_NEWUSER ' ${OUT} > /dev/null 2>&1; then
1276   echo "const CLONE_NEWUSER = 0x10000000" >> ${OUT}
1277 fi
1278 if ! grep '^const CLONE_NEWNET ' ${OUT} > /dev/null 2>&1; then
1279   echo "const CLONE_NEWNET = 0x40000000" >> ${OUT}
1280 fi
1281
1282 # Struct sizes.
1283 set cmsghdr Cmsghdr ip_mreq IPMreq ip_mreqn IPMreqn ipv6_mreq IPv6Mreq \
1284     ifaddrmsg IfAddrmsg ifinfomsg IfInfomsg in_pktinfo Inet4Pktinfo \
1285     in6_pktinfo Inet6Pktinfo inotify_event InotifyEvent linger Linger \
1286     msghdr Msghdr nlattr NlAttr nlmsgerr NlMsgerr nlmsghdr NlMsghdr \
1287     rtattr RtAttr rtgenmsg RtGenmsg rtmsg RtMsg rtnexthop RtNexthop \
1288     sock_filter SockFilter sock_fprog SockFprog ucred Ucred \
1289     icmp6_filter ICMPv6Filter ip6_mtuinfo IPv6MTUInfo
1290 while test $# != 0; do
1291     nc=$1
1292     ngo=$2
1293     shift
1294     shift
1295     if grep "^const _sizeof_$nc =" gen-sysinfo.go >/dev/null 2>&1; then
1296         echo "const Sizeof$ngo = _sizeof_$nc" >> ${OUT}
1297     fi
1298 done
1299
1300 # In order to compile the net package, we need some sizes to exist
1301 # even if the types do not.
1302 if ! grep 'const SizeofIPMreq ' ${OUT} >/dev/null 2>&1; then
1303     echo 'const SizeofIPMreq = 8' >> ${OUT}
1304 fi
1305 if ! grep 'const SizeofIPv6Mreq ' ${OUT} >/dev/null 2>&1; then
1306     echo 'const SizeofIPv6Mreq = 20' >> ${OUT}
1307 fi
1308 if ! grep 'const SizeofIPMreqn ' ${OUT} >/dev/null 2>&1; then
1309     echo 'const SizeofIPMreqn = 12' >> ${OUT}
1310 fi
1311 if ! grep 'const SizeofICMPv6Filter ' ${OUT} >/dev/null 2>&1; then
1312     echo 'const SizeofICMPv6Filter = 32' >> ${OUT}
1313 fi
1314
1315 # The Solaris 11 Update 1 _zone_net_addr_t struct.
1316 grep '^type _zone_net_addr_t ' gen-sysinfo.go | \
1317     sed -e 's/_in6_addr/[16]byte/' \
1318     >> ${OUT}
1319
1320 # The Solaris 11.4 _flow_arp_desc_t struct.
1321 grep '^type _flow_arp_desc_t ' gen-sysinfo.go | \
1322     sed -e 's/_in6_addr_t/[16]byte/g' \
1323     >> ${OUT}
1324
1325 # The Solaris 11.4 _flow_l3_desc_t struct.
1326 grep '^type _flow_l3_desc_t ' gen-sysinfo.go | \
1327     sed -e 's/_in6_addr_t/[16]byte/g' \
1328     >> ${OUT}
1329
1330 # The Solaris 11.3 _mac_ipaddr_t struct.
1331 grep '^type _mac_ipaddr_t ' gen-sysinfo.go | \
1332     sed -e 's/_in6_addr_t/[16]byte/g' \
1333     >> ${OUT}
1334
1335 # The Solaris 11.3 _mactun_info_t struct.
1336 grep '^type _mactun_info_t ' gen-sysinfo.go | \
1337     sed -e 's/_in6_addr_t/[16]byte/g' \
1338     >> ${OUT}
1339
1340 exit $?