set -e
-rm -f sysinfo.go
-
rm -f sysinfo.c
cat > sysinfo.c <<EOF
#include "config.h"
+
#include <sys/types.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <netinet/in.h>
+/* <netinet/tcp.h> needs u_char/u_short, but <sys/bsd_types> is only
+ included by <netinet/in.h> if _SGIAPI (i.e. _SGI_SOURCE
+ && !_XOPEN_SOURCE.
+ <sys/termios.h> only defines TIOCNOTTY if !_XOPEN_SOURCE, while
+ <sys/ttold.h> does so unconditionally. */
+#ifdef __sgi__
+#include <sys/bsd_types.h>
+#include <sys/ttold.h>
+#endif
#include <netinet/tcp.h>
+#if defined(HAVE_NETINET_IN_SYSTM_H)
+#include <netinet/in_systm.h>
+#endif
+#if defined(HAVE_NETINET_IP_H)
+#include <netinet/ip.h>
+#endif
+#if defined(HAVE_NETINET_IP_MROUTE_H)
+#include <netinet/ip_mroute.h>
+#endif
+#if defined(HAVE_NETINET_IF_ETHER_H)
+#include <netinet/if_ether.h>
+#endif
#include <signal.h>
+#include <sys/ioctl.h>
+#include <termios.h>
#if defined(HAVE_SYSCALL_H)
#include <syscall.h>
#endif
+#if defined(HAVE_SYS_SYSCALL_H)
+#include <sys/syscall.h>
+#endif
#if defined(HAVE_SYS_EPOLL_H)
#include <sys/epoll.h>
#endif
+#if defined(HAVE_SYS_FILE_H)
+#include <sys/file.h>
+#endif
+#if defined(HAVE_SYS_MMAN_H)
+#include <sys/mman.h>
+#endif
+#if defined(HAVE_SYS_PRCTL_H)
+#include <sys/prctl.h>
+#endif
#if defined(HAVE_SYS_PTRACE_H)
#include <sys/ptrace.h>
#endif
#include <sys/resource.h>
+#include <sys/uio.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/time.h>
+#include <sys/times.h>
#include <sys/wait.h>
#include <sys/un.h>
#if defined(HAVE_SYS_USER_H)
#if defined(HAVE_SYS_UTSNAME_H)
#include <sys/utsname.h>
#endif
+#if defined(HAVE_SYS_SELECT_H)
+#include <sys/select.h>
+#endif
+#include <time.h>
#include <unistd.h>
+#include <netdb.h>
+#include <pwd.h>
+#if defined(HAVE_LINUX_FILTER_H)
+#include <linux/filter.h>
+#endif
+#if defined(HAVE_LINUX_IF_ADDR_H)
+#include <linux/if_addr.h>
+#endif
+#if defined(HAVE_LINUX_IF_ETHER_H)
+#include <linux/if_ether.h>
+#endif
+#if defined(HAVE_LINUX_IF_TUN_H)
+#include <linux/if_tun.h>
+#endif
+#if defined(HAVE_LINUX_NETLINK_H)
+#include <linux/netlink.h>
+#endif
+#if defined(HAVE_LINUX_RTNETLINK_H)
+#include <linux/rtnetlink.h>
+#endif
+#if defined(HAVE_NET_IF_H)
+#include <net/if.h>
+#endif
+#if defined(HAVE_NET_IF_ARP_H)
+#include <net/if_arp.h>
+#endif
+#if defined(HAVE_NET_ROUTE_H)
+#include <net/route.h>
+#endif
+#if defined (HAVE_NETPACKET_PACKET_H)
+#include <netpacket/packet.h>
+#endif
+#if defined(HAVE_SYS_MOUNT_H)
+#include <sys/mount.h>
+#endif
+#if defined(HAVE_SYS_VFS_H)
+#include <sys/vfs.h>
+#endif
+#if defined(HAVE_STATFS_H)
+#include <sys/statfs.h>
+#endif
+#if defined(HAVE_SYS_TIMEX_H)
+#include <sys/timex.h>
+#endif
+#if defined(HAVE_SYS_SYSINFO_H)
+#include <sys/sysinfo.h>
+#endif
+#if defined(HAVE_USTAT_H)
+#include <ustat.h>
+#endif
+#if defined(HAVE_UTIME_H)
+#include <utime.h>
+#endif
+#if defined(HAVE_LINUX_ETHER_H)
+#include <linux/ether.h>
+#endif
+#if defined(HAVE_LINUX_FS_H)
+#include <linux/fs.h>
+#endif
+#if defined(HAVE_LINUX_REBOOT_H)
+#include <linux/reboot.h>
+#endif
+#if defined(HAVE_SYS_INOTIFY_H)
+#include <sys/inotify.h>
+#endif
+
+/* Constants that may only be defined as expressions on some systems,
+ expressions too complex for -fdump-go-spec to handle. These are
+ handled specially below. */
+enum {
+#ifdef TIOCGWINSZ
+ TIOCGWINSZ_val = TIOCGWINSZ,
+#endif
+#ifdef TIOCNOTTY
+ TIOCNOTTY_val = TIOCNOTTY,
+#endif
+#ifdef TIOCSCTTY
+ TIOCSCTTY_val = TIOCSCTTY,
+#endif
+};
EOF
-${CC} -D_GNU_SOURCE -fdump-go-spec=gen-sysinfo.go -S -o sysinfo.s sysinfo.c
+${CC} -fdump-go-spec=gen-sysinfo.go -std=gnu99 -S -o sysinfo.s sysinfo.c
echo 'package syscall' > ${OUT}
+echo 'import "unsafe"' >> ${OUT}
+echo 'type _ unsafe.Pointer' >> ${OUT}
# Get all the consts and types, skipping ones which could not be
# represented in Go and ones which we need to rewrite. We also skip
grep -v '^// ' gen-sysinfo.go | \
grep -v '^func' | \
grep -v '^type _timeval ' | \
+ grep -v '^type _timespec_t ' | \
grep -v '^type _timespec ' | \
grep -v '^type _timestruc_t ' | \
grep -v '^type _epoll_' | \
grep -v 'in6_addr' | \
grep -v 'sockaddr_in6' | \
sed -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1Timeval\2/g' \
+ -e 's/\([^a-zA-Z0-9_]\)_timespec_t\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
-e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
-e 's/\([^a-zA-Z0-9_]\)_timestruc_t\([^a-zA-Z0-9_]\)/\1Timestruc\2/g' \
>> ${OUT}
-# The errno constants.
-grep '^const _E' gen-sysinfo.go | \
- sed -e 's/^\(const \)_\(E[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# The errno constants. These get type Errno.
+echo '#include <errno.h>' | ${CC} -x c - -E -dM | \
+ egrep '#define E[A-Z0-9_]+ ' | \
+ sed -e 's/^#define \(E[A-Z0-9_]*\) .*$/const \1 = Errno(_\1)/' >> ${OUT}
# The O_xxx flags.
-grep '^const _\(O\|F\|FD\)_' gen-sysinfo.go | \
+egrep '^const _(O|F|FD)_' gen-sysinfo.go | \
sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
if ! grep '^const O_ASYNC' ${OUT} >/dev/null 2>&1; then
echo "const O_ASYNC = 0" >> ${OUT}
echo "const O_CLOEXEC = 0" >> ${OUT}
fi
+# These flags can be lost on i386 GNU/Linux when using
+# -D_FILE_OFFSET_BITS=64, because we see "#define F_SETLK F_SETLK64"
+# before we see the definition of F_SETLK64.
+for flag in F_GETLK F_SETLK F_SETLKW; do
+ if ! grep "^const ${flag} " ${OUT} >/dev/null 2>&1 \
+ && grep "^const ${flag}64 " ${OUT} >/dev/null 2>&1; then
+ echo "const ${flag} = ${flag}64" >> ${OUT}
+ fi
+done
+
# The signal numbers.
grep '^const _SIG[^_]' gen-sysinfo.go | \
grep -v '^const _SIGEV_' | \
- sed -e 's/^\(const \)_\(SIG[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+ sed -e 's/^\(const \)_\(SIG[^= ]*\)\(.*\)$/\1\2 = Signal(_\2)/' >> ${OUT}
+if ! grep '^const SIGPOLL ' ${OUT} >/dev/null 2>&1; then
+ if grep '^const SIGIO ' ${OUT} > /dev/null 2>&1; then
+ echo "const SIGPOLL = SIGIO" >> ${OUT}
+ fi
+fi
+if ! grep '^const SIGCLD ' ${OUT} >/dev/null 2>&1; then
+ if grep '^const SIGCHLD ' ${OUT} >/dev/null 2>&1; then
+ echo "const SIGCLD = SIGCHLD" >> ${OUT}
+ fi
+fi
# The syscall numbers. We force the names to upper case.
grep '^const _SYS_' gen-sysinfo.go | \
echo "const $sup = _$sys" >> ${OUT}
done
+# The GNU/Linux support wants to use SYS_GETDENTS64 if available.
+if ! grep '^const SYS_GETDENTS ' ${OUT} >/dev/null 2>&1; then
+ echo "const SYS_GETDENTS = 0" >> ${OUT}
+fi
+if ! grep '^const SYS_GETDENTS64 ' ${OUT} >/dev/null 2>&1; then
+ echo "const SYS_GETDENTS64 = 0" >> ${OUT}
+fi
+
# Stat constants.
grep '^const _S_' gen-sysinfo.go | \
sed -e 's/^\(const \)_\(S_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# Mmap constants.
+grep '^const _PROT_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(PROT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _MAP_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(MAP_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _MADV_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(MADV_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _MCL_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(MCL_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
# Process status constants.
grep '^const _W' gen-sysinfo.go |
sed -e 's/^\(const \)_\(W[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
fi
# Networking constants.
-grep '^const _\(AF\|SOCK\|SOL\|SO\|IPPROTO\|TCP\|IP\|IPV6\)_' gen-sysinfo.go |
+egrep '^const _(AF|ARPHRD|ETH|IN|SOCK|SOL|SO|IPPROTO|TCP|IP|IPV6)_' gen-sysinfo.go |
sed -e 's/^\(const \)_\([^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
grep '^const _SOMAXCONN' gen-sysinfo.go |
sed -e 's/^\(const \)_\(SOMAXCONN[^= ]*\)\(.*\)$/\1\2 = _\2/' \
grep '^const _SHUT_' gen-sysinfo.go |
sed -e 's/^\(const \)_\(SHUT[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# The net package requires some const definitions.
+for m in IP_PKTINFO IPV6_V6ONLY IPPROTO_IPV6 IPV6_JOIN_GROUP IPV6_LEAVE_GROUP IPV6_TCLASS SO_REUSEPORT; do
+ if ! grep "^const $m " ${OUT} >/dev/null 2>&1; then
+ echo "const $m = 0" >> ${OUT}
+ fi
+done
+
# pathconf constants.
grep '^const __PC' gen-sysinfo.go |
sed -e 's/^\(const \)__\(PC[^= ]*\)\(.*\)$/\1\2 = __\2/' >> ${OUT}
-# The epoll constants were picked up by the errno constants, but we
-# need to be sure the EPOLLRDHUP is defined.
+# The PATH_MAX constant.
+if grep '^const _PATH_MAX ' gen-sysinfo.go >/dev/null 2>&1; then
+ echo 'const PathMax = _PATH_MAX' >> ${OUT}
+fi
+
+# epoll constants.
+grep '^const _EPOLL' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(EPOLL[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# Make sure EPOLLRDHUP and EPOLL_CLOEXEC are defined.
if ! grep '^const EPOLLRDHUP' ${OUT} >/dev/null 2>&1; then
echo "const EPOLLRDHUP = 0x2000" >> ${OUT}
fi
+if ! grep '^const EPOLL_CLOEXEC' ${OUT} >/dev/null 2>&1; then
+ echo "const EPOLL_CLOEXEC = 02000000" >> ${OUT}
+fi
+
+# Prctl constants.
+grep '^const _PR_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(PR_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
-# Ptrace constants. We don't expose all the PTRACE flags, just the
-# PTRACE_O_xxx and PTRACE_EVENT_xxx ones.
-grep '^const _PTRACE_O' gen-sysinfo.go |
- sed -e 's/^\(const \)_\(PTRACE_O[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
-grep '^const _PTRACE_EVENT' gen-sysinfo.go |
- sed -e 's/^\(const \)_\(PTRACE_EVENT[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
-# We need PTRACE_SETOPTIONS and PTRACE_GETEVENTMSG, but they are not
-# defined in older versions of glibc.
-if ! grep '^const _PTRACE_SETOPTIONS' ${OUT} > /dev/null 2>&1; then
- echo "const _PTRACE_SETOPTIONS = 0x4200" >> ${OUT}
+# Ptrace constants.
+grep '^const _PTRACE' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(PTRACE[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# We need some ptrace options that are not defined in older versions
+# of glibc.
+if ! grep '^const PTRACE_SETOPTIONS' ${OUT} > /dev/null 2>&1; then
+ echo "const PTRACE_SETOPTIONS = 0x4200" >> ${OUT}
fi
if ! grep '^const PTRACE_O_TRACESYSGOOD' ${OUT} > /dev/null 2>&1; then
echo "const PTRACE_O_TRACESYSGOOD = 0x1" >> ${OUT}
echo "const PTRACE_O_MASK = 0x7f" >> ${OUT}
fi
if ! grep '^const _PTRACE_GETEVENTMSG' ${OUT} > /dev/null 2>&1; then
- echo "const _PTRACE_GETEVENTMSG = 0x4201" >> ${OUT}
+ echo "const PTRACE_GETEVENTMSG = 0x4201" >> ${OUT}
fi
if ! grep '^const PTRACE_EVENT_FORK' ${OUT} > /dev/null 2>&1; then
echo "const PTRACE_EVENT_FORK = 1" >> ${OUT}
echo "type _upad128_t struct { _l [4]uint32; }" >> ${OUT}
fi
+# The time_t type.
+if grep '^type _time_t ' gen-sysinfo.go > /dev/null 2>&1; then
+ echo 'type Time_t _time_t' >> ${OUT}
+fi
+
# The time structures need special handling: we need to name the
# types, so that we can cast integers to the right types when
# assigning to the structures.
sed -e 's/type _timeval /type Timeval /' \
-e 's/tv_sec *[a-zA-Z0-9_]*/Sec Timeval_sec_t/' \
-e 's/tv_usec *[a-zA-Z0-9_]*/Usec Timeval_usec_t/' >> ${OUT}
-timespec=`grep '^type _timespec ' gen-sysinfo.go`
+timespec=`grep '^type _timespec ' gen-sysinfo.go || true`
+if test "$timespec" = ""; then
+ # IRIX 6.5 has __timespec instead.
+ timespec=`grep '^type ___timespec ' gen-sysinfo.go || true`
+fi
timespec_sec=`echo $timespec | sed -n -e 's/^.*tv_sec \([^ ]*\);.*$/\1/p'`
timespec_nsec=`echo $timespec | sed -n -e 's/^.*tv_nsec \([^ ]*\);.*$/\1/p'`
echo "type Timespec_sec_t $timespec_sec" >> ${OUT}
echo "type Timespec_nsec_t $timespec_nsec" >> ${OUT}
echo $timespec | \
- sed -e 's/^type _timespec /type Timespec /' \
+ sed -e 's/^type ___timespec /type Timespec /' \
+ -e 's/^type _timespec /type Timespec /' \
-e 's/tv_sec *[a-zA-Z0-9_]*/Sec Timespec_sec_t/' \
-e 's/tv_nsec *[a-zA-Z0-9_]*/Nsec Timespec_nsec_t/' >> ${OUT}
-e 's/tv_nsec *[a-zA-Z0-9_]*/Nsec Timestruc_nsec_t/' >> ${OUT}
fi
-# The stat type.
-grep 'type _stat ' gen-sysinfo.go | \
- sed -e 's/type _stat/type Stat_t/' \
- -e 's/st_dev/Dev/' \
- -e 's/st_ino/Ino/' \
- -e 's/st_nlink/Nlink/' \
- -e 's/st_mode/Mode/' \
- -e 's/st_uid/Uid/' \
- -e 's/st_gid/Gid/' \
- -e 's/st_rdev/Rdev/' \
- -e 's/st_size/Size/' \
- -e 's/st_blksize/Blksize/' \
- -e 's/st_blocks/Blocks/' \
- -e 's/st_atim/Atime/' \
- -e 's/st_mtim/Mtime/' \
- -e 's/st_ctim/Ctime/' \
- -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1Timeval\2/g' \
- -e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
- -e 's/\([^a-zA-Z0-9_]\)_timestruc_t\([^a-zA-Z0-9_]\)/\1Timestruc\2/g' \
+# The tms struct.
+grep '^type _tms ' gen-sysinfo.go | \
+ sed -e 's/type _tms/type Tms/' \
+ -e 's/tms_utime/Utime/' \
+ -e 's/tms_stime/Stime/' \
+ -e 's/tms_cutime/Cutime/' \
+ -e 's/tms_cstime/Cstime/' \
>> ${OUT}
+# The stat type.
+# Prefer largefile variant if available.
+stat=`grep '^type _stat64 ' gen-sysinfo.go || true`
+if test "$stat" != ""; then
+ grep '^type _stat64 ' gen-sysinfo.go
+else
+ grep '^type _stat ' gen-sysinfo.go
+fi | sed -e 's/type _stat64/type Stat_t/' \
+ -e 's/type _stat/type Stat_t/' \
+ -e 's/st_dev/Dev/' \
+ -e 's/st_ino/Ino/g' \
+ -e 's/st_nlink/Nlink/' \
+ -e 's/st_mode/Mode/' \
+ -e 's/st_uid/Uid/' \
+ -e 's/st_gid/Gid/' \
+ -e 's/st_rdev/Rdev/' \
+ -e 's/st_size/Size/' \
+ -e 's/st_blksize/Blksize/' \
+ -e 's/st_blocks/Blocks/' \
+ -e 's/st_atim/Atim/' \
+ -e 's/st_mtim/Mtim/' \
+ -e 's/st_ctim/Ctim/' \
+ -e 's/\([^a-zA-Z0-9_]\)_timeval\([^a-zA-Z0-9_]\)/\1Timeval\2/g' \
+ -e 's/\([^a-zA-Z0-9_]\)_timespec_t\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
+ -e 's/\([^a-zA-Z0-9_]\)_timespec\([^a-zA-Z0-9_]\)/\1Timespec\2/g' \
+ -e 's/\([^a-zA-Z0-9_]\)_timestruc_t\([^a-zA-Z0-9_]\)/\1Timestruc\2/g' \
+ -e 's/Godump_[0-9] struct { \([^;]*;\) };/\1/g' \
+ >> ${OUT}
+
# The directory searching types.
-grep '^type _dirent ' gen-sysinfo.go | \
- sed -e 's/type _dirent/type Dirent/' \
- -e 's/d_name/Name/' \
- -e 's/]int8/]byte/' \
- -e 's/d_ino/Ino/' \
- -e 's/d_off/Off/' \
- -e 's/d_reclen/Reclen/' \
- -e 's/d_type/Type/' \
- >> ${OUT}
+# Prefer largefile variant if available.
+dirent=`grep '^type _dirent64 ' gen-sysinfo.go || true`
+if test "$dirent" != ""; then
+ grep '^type _dirent64 ' gen-sysinfo.go
+else
+ grep '^type _dirent ' gen-sysinfo.go
+fi | sed -e 's/type _dirent64/type Dirent/' \
+ -e 's/type _dirent/type Dirent/' \
+ -e 's/d_name \[0+1\]/d_name [0+256]/' \
+ -e 's/d_name/Name/' \
+ -e 's/]int8/]byte/' \
+ -e 's/d_ino/Ino/' \
+ -e 's/d_off/Off/' \
+ -e 's/d_reclen/Reclen/' \
+ -e 's/d_type/Type/' \
+ >> ${OUT}
echo "type DIR _DIR" >> ${OUT}
+# Values for d_type field in dirent.
+grep '^const _DT_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(DT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
# The rusage struct.
rusage=`grep '^type _rusage struct' gen-sysinfo.go`
if test "$rusage" != ""; then
+ # Remove anonymous unions from GNU/Linux <bits/resource.h>.
+ rusage=`echo $rusage | sed -e 's/Godump_[0-9]* struct {\([^}]*\)};/\1/g'`
rusage=`echo $rusage | sed -e 's/type _rusage struct //' -e 's/[{}]//g'`
rusage=`echo $rusage | sed -e 's/^ *//'`
nrusage=
nrusage="$nrusage $field;"
done
echo "type Rusage struct {$nrusage }" >> ${OUT}
+else
+ echo "type Rusage struct {}" >> ${OUT}
fi
+# The RUSAGE constants.
+grep '^const _RUSAGE_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RUSAGE_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
# The utsname struct.
grep '^type _utsname ' gen-sysinfo.go | \
sed -e 's/_utsname/Utsname/' \
-e 's/domainname/Domainname/' \
>> ${OUT}
-mv -f ${OUT} sysinfo.go
+# The iovec struct.
+iovec=`grep '^type _iovec ' gen-sysinfo.go`
+iovec_len=`echo $iovec | sed -n -e 's/^.*iov_len \([^ ]*\);.*$/\1/p'`
+echo "type Iovec_len_t $iovec_len" >> ${OUT}
+echo $iovec | \
+ sed -e 's/_iovec/Iovec/' \
+ -e 's/iov_base/Base/' \
+ -e 's/iov_len *[a-zA-Z0-9_]*/Len Iovec_len_t/' \
+ >> ${OUT}
+
+# The msghdr struct.
+msghdr=`grep '^type _msghdr ' gen-sysinfo.go`
+msghdr_controllen=`echo $msghdr | sed -n -e 's/^.*msg_controllen \([^ ]*\);.*$/\1/p'`
+echo "type Msghdr_controllen_t $msghdr_controllen" >> ${OUT}
+echo $msghdr | \
+ sed -e 's/_msghdr/Msghdr/' \
+ -e 's/msg_name/Name/' \
+ -e 's/msg_namelen/Namelen/' \
+ -e 's/msg_iov/Iov/' \
+ -e 's/msg_iovlen/Iovlen/' \
+ -e 's/_iovec/Iovec/' \
+ -e 's/msg_control/Control/' \
+ -e 's/msg_controllen *[a-zA-Z0-9_]*/Controllen Msghdr_controllen_t/' \
+ -e 's/msg_flags/Flags/' \
+ >> ${OUT}
+
+# The MSG_ flags for Msghdr.
+grep '^const _MSG_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(MSG_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The cmsghdr struct.
+cmsghdr=`grep '^type _cmsghdr ' gen-sysinfo.go`
+if test -n "$cmsghdr"; then
+ cmsghdr_len=`echo $cmsghdr | sed -n -e 's/^.*cmsg_len \([^ ]*\);.*$/\1/p'`
+ echo "type Cmsghdr_len_t $cmsghdr_len" >> ${OUT}
+ echo "$cmsghdr" | \
+ sed -e 's/_cmsghdr/Cmsghdr/' \
+ -e 's/cmsg_len *[a-zA-Z0-9_]*/Len Cmsghdr_len_t/' \
+ -e 's/cmsg_level/Level/' \
+ -e 's/cmsg_type/Type/' \
+ -e 's/\[\]/[0]/' \
+ >> ${OUT}
+fi
+
+# The SCM_ flags for Cmsghdr.
+grep '^const _SCM_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(SCM_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The ucred struct.
+grep '^type _ucred ' gen-sysinfo.go | \
+ sed -e 's/_ucred/Ucred/' \
+ -e 's/pid/Pid/' \
+ -e 's/uid/Uid/' \
+ -e 's/gid/Gid/' \
+ >> ${OUT}
+
+# The ip_mreq struct.
+grep '^type _ip_mreq ' gen-sysinfo.go | \
+ sed -e 's/_ip_mreq/IPMreq/' \
+ -e 's/imr_multiaddr/Multiaddr/' \
+ -e 's/imr_interface/Interface/' \
+ -e 's/_in_addr/[4]byte/g' \
+ >> ${OUT}
+
+# We need IPMreq to compile the net package.
+if ! grep 'type IPMreq ' ${OUT} >/dev/null 2>&1; then
+ echo 'type IPMreq struct { Multiaddr [4]byte; Interface [4]byte; }' >> ${OUT}
+fi
+
+# The ipv6_mreq struct.
+grep '^type _ipv6_mreq ' gen-sysinfo.go | \
+ sed -e 's/_ipv6_mreq/IPv6Mreq/' \
+ -e 's/ipv6mr_multiaddr/Multiaddr/' \
+ -e 's/ipv6mr_interface/Interface/' \
+ -e 's/_in6_addr/[16]byte/' \
+ >> ${OUT}
+
+# We need IPv6Mreq to compile the net package.
+if ! grep 'type IPv6Mreq ' ${OUT} >/dev/null 2>&1; then
+ echo 'type IPv6Mreq struct { Multiaddr [16]byte; Interface uint32; }' >> ${OUT}
+fi
+
+# The ip_mreqn struct.
+grep '^type _ip_mreqn ' gen-sysinfo.go | \
+ sed -e 's/_ip_mreqn/IPMreqn/' \
+ -e 's/imr_multiaddr/Multiaddr/' \
+ -e 's/imr_address/Address/' \
+ -e 's/imr_ifindex/Ifindex/' \
+ -e 's/_in_addr/[4]byte/g' \
+ >> ${OUT}
+
+# We need IPMreq to compile the net package.
+if ! grep 'type IPMreqn ' ${OUT} >/dev/null 2>&1; then
+ echo 'type IPMreqn struct { Multiaddr [4]byte; Interface [4]byte; Ifindex int32 }' >> ${OUT}
+fi
+
+# Try to guess the type to use for fd_set.
+fd_set=`grep '^type _fd_set ' gen-sysinfo.go || true`
+fds_bits_type="_C_long"
+if test "$fd_set" != ""; then
+ fds_bits_type=`echo $fd_set | sed -e 's/.*[]]\([^;]*\); }$/\1/'`
+fi
+echo "type fds_bits_type $fds_bits_type" >> ${OUT}
+
+# The addrinfo struct.
+grep '^type _addrinfo ' gen-sysinfo.go | \
+ sed -e 's/_addrinfo/Addrinfo/g' \
+ -e 's/ ai_/ Ai_/g' \
+ >> ${OUT}
+
+# The addrinfo flags and errors.
+grep '^const _AI_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(AI_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _EAI_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(EAI_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The passwd struct.
+grep '^type _passwd ' gen-sysinfo.go | \
+ sed -e 's/_passwd/Passwd/' \
+ -e 's/ pw_/ Pw_/g' \
+ >> ${OUT}
+
+# The ioctl flags for the controlling TTY.
+grep '^const _TIOC' gen-sysinfo.go | \
+ grep -v '_val =' | \
+ sed -e 's/^\(const \)_\(TIOC[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+# We need TIOCGWINSZ.
+if ! grep '^const TIOCGWINSZ' ${OUT} >/dev/null 2>&1; then
+ if grep '^const _TIOCGWINSZ_val' ${OUT} >/dev/null 2>&1; then
+ echo 'const TIOCGWINSZ = _TIOCGWINSZ_val' >> ${OUT}
+ fi
+fi
+if ! grep '^const TIOCNOTTY' ${OUT} >/dev/null 2>&1; then
+ if grep '^const _TIOCNOTTY_val' ${OUT} >/dev/null 2>&1; then
+ echo 'const TIOCNOTTY = _TIOCNOTTY_val' >> ${OUT}
+ fi
+fi
+if ! grep '^const TIOCSCTTY' ${OUT} >/dev/null 2>&1; then
+ if grep '^const _TIOCSCTTY_val' ${OUT} >/dev/null 2>&1; then
+ echo 'const TIOCSCTTY = _TIOCSCTTY_val' >> ${OUT}
+ fi
+fi
+
+# The ioctl flags for terminal control
+grep '^const _TC[GS]ET' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(TC[GS]ET[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# ioctl constants. Might fall back to 0 if TIOCNXCL is missing, too, but
+# needs handling in syscalls.exec.go.
+if ! grep '^const _TIOCSCTTY ' gen-sysinfo.go >/dev/null 2>&1; then
+ if grep '^const _TIOCNXCL ' gen-sysinfo.go >/dev/null 2>&1; then
+ echo "const TIOCSCTTY = TIOCNXCL" >> ${OUT}
+ fi
+fi
+
+# The nlmsghdr struct.
+grep '^type _nlmsghdr ' gen-sysinfo.go | \
+ sed -e 's/_nlmsghdr/NlMsghdr/' \
+ -e 's/nlmsg_len/Len/' \
+ -e 's/nlmsg_type/Type/' \
+ -e 's/nlmsg_flags/Flags/' \
+ -e 's/nlmsg_seq/Seq/' \
+ -e 's/nlmsg_pid/Pid/' \
+ >> ${OUT}
+
+# The nlmsg flags and operators.
+grep '^const _NLM' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(NLM[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# NLMSG_HDRLEN is defined as an expression using sizeof.
+if ! grep '^const NLMSG_HDRLEN' ${OUT} > /dev/null 2>&1; then
+ if grep '^const _sizeof_nlmsghdr ' ${OUT} > /dev/null 2>&1; then
+ echo 'const NLMSG_HDRLEN = (_sizeof_nlmsghdr + (NLMSG_ALIGNTO-1)) &^ (NLMSG_ALIGNTO-1)' >> ${OUT}
+ fi
+fi
+
+# The rtmsg struct.
+grep '^type _rtmsg ' gen-sysinfo.go | \
+ sed -e 's/_rtmsg/RtMsg/' \
+ -e 's/rtm_family/Family/' \
+ -e 's/rtm_dst_len/Dst_len/' \
+ -e 's/rtm_src_len/Src_len/' \
+ -e 's/rtm_tos/Tos/' \
+ -e 's/rtm_table/Table/' \
+ -e 's/rtm_protocol/Protocol/' \
+ -e 's/rtm_scope/Scope/' \
+ -e 's/rtm_type/Type/' \
+ -e 's/rtm_flags/Flags/' \
+ >> ${OUT}
+
+# The rtgenmsg struct.
+grep '^type _rtgenmsg ' gen-sysinfo.go | \
+ sed -e 's/_rtgenmsg/RtGenmsg/' \
+ -e 's/rtgen_family/Family/' \
+ >> ${OUT}
+
+# The routing message flags.
+grep '^const _RT_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTA' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTF' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTCF' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTCF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTM' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTM[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTN' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTN[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RTPROT' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(RTPROT[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The ifinfomsg struct.
+grep '^type _ifinfomsg ' gen-sysinfo.go | \
+ sed -e 's/_ifinfomsg/IfInfomsg/' \
+ -e 's/ifi_family/Family/' \
+ -e 's/ifi_type/Type/' \
+ -e 's/ifi_index/Index/' \
+ -e 's/ifi_flags/Flags/' \
+ -e 's/ifi_change/Change/' \
+ >> ${OUT}
+
+# The interface information types and flags.
+grep '^const _IFA' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(IFA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _IFLA' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(IFLA[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _IFF' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(IFF[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _IFNAMSIZ' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(IFNAMSIZ[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _SIOC' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(SIOC[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The ifaddrmsg struct.
+grep '^type _ifaddrmsg ' gen-sysinfo.go | \
+ sed -e 's/_ifaddrmsg/IfAddrmsg/' \
+ -e 's/ifa_family/Family/' \
+ -e 's/ifa_prefixlen/Prefixlen/' \
+ -e 's/ifa_flags/Flags/' \
+ -e 's/ifa_scope/Scope/' \
+ -e 's/ifa_index/Index/' \
+ >> ${OUT}
+
+# The rtattr struct.
+grep '^type _rtattr ' gen-sysinfo.go | \
+ sed -e 's/_rtattr/RtAttr/' \
+ -e 's/rta_len/Len/' \
+ -e 's/rta_type/Type/' \
+ >> ${OUT}
+
+# The in_pktinfo struct.
+grep '^type _in_pktinfo ' gen-sysinfo.go | \
+ sed -e 's/_in_pktinfo/Inet4Pktinfo/' \
+ -e 's/ipi_ifindex/Ifindex/' \
+ -e 's/ipi_spec_dst/Spec_dst/' \
+ -e 's/ipi_addr/Addr/' \
+ -e 's/_in_addr/[4]byte/g' \
+ >> ${OUT}
+
+# The in6_pktinfo struct.
+grep '^type _in6_pktinfo ' gen-sysinfo.go | \
+ sed -e 's/_in6_pktinfo/Inet6Pktinfo/' \
+ -e 's/ipi6_addr/Addr/' \
+ -e 's/ipi6_ifindex/Ifindex/' \
+ -e 's/_in6_addr/[16]byte/' \
+ >> ${OUT}
+
+# The termios struct.
+grep '^type _termios ' gen-sysinfo.go | \
+ sed -e 's/_termios/Termios/' \
+ -e 's/c_iflag/Iflag/' \
+ -e 's/c_oflag/Oflag/' \
+ -e 's/c_cflag/Cflag/' \
+ -e 's/c_lflag/Lflag/' \
+ -e 's/c_line/Line/' \
+ -e 's/c_cc/Cc/' \
+ -e 's/c_ispeed/Ispeed/' \
+ -e 's/c_ospeed/Ospeed/' \
+ >> ${OUT}
+
+# The termios constants.
+for n in IGNBRK BRKINT IGNPAR PARMRK INPCK ISTRIP INLCR IGNCR ICRNL IUCLC \
+ IXON IXANY IXOFF IMAXBEL IUTF8 OPOST OLCUC ONLCR OCRNL ONOCR ONLRET \
+ OFILL OFDEL NLDLY NL0 NL1 CRDLY CR0 CR1 CR2 CR3 CS5 CS6 CS7 CS8 TABDLY \
+ BSDLY VTDLY FFDLY CBAUD CBAUDEX CSIZE CSTOPB CREAD PARENB PARODD HUPCL \
+ CLOCAL LOBLK CIBAUD CMSPAR CRTSCTS ISIG ICANON XCASE ECHO ECHOE ECHOK \
+ ECHONL ECHOCTL ECHOPRT ECHOKE DEFECHO FLUSHO NOFLSH TOSTOP PENDIN IEXTEN \
+ VINTR VQUIT VERASE VKILL VEOF VMIN VEOL VTIME VEOL2 VSWTCH VSTART VSTOP \
+ VSUSP VDSUSP VLNEXT VWERASE VREPRINT VDISCARD VSTATUS TCSANOW TCSADRAIN \
+ TCSAFLUSH TCIFLUSH TCOFLUSH TCIOFLUSH TCOOFF TCOON TCIOFF TCION B0 B50 \
+ B75 B110 B134 B150 B200 B300 B600 B1200 B1800 B2400 B4800 B9600 B19200 \
+ B38400 B57600 B115200 B230400 B460800 B500000 B576000 B921600 B1000000 \
+ B1152000 B1500000 B2000000 B2500000 B3000000 B3500000 B4000000; do
+
+ grep "^const _$n " gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\([^=]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+done
+
+# The mount flags
+grep '^const _MNT_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(MNT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _MS_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(MS_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The fallocate flags.
+grep '^const _FALLOC_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(FALLOC_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The statfs struct.
+# Prefer largefile variant if available.
+statfs=`grep '^type _statfs64 ' gen-sysinfo.go || true`
+if test "$statfs" != ""; then
+ grep '^type _statfs64 ' gen-sysinfo.go
+else
+ grep '^type _statfs ' gen-sysinfo.go
+fi | sed -e 's/type _statfs64/type Statfs_t/' \
+ -e 's/type _statfs/type Statfs_t/' \
+ -e 's/f_type/Type/' \
+ -e 's/f_bsize/Bsize/' \
+ -e 's/f_blocks/Blocks/' \
+ -e 's/f_bfree/Bfree/' \
+ -e 's/f_bavail/Bavail/' \
+ -e 's/f_files/Files/' \
+ -e 's/f_ffree/Ffree/' \
+ -e 's/f_fsid/Fsid/' \
+ -e 's/f_namelen/Namelen/' \
+ -e 's/f_frsize/Frsize/' \
+ -e 's/f_flags/Flags/' \
+ -e 's/f_spare/Spare/' \
+ >> ${OUT}
+
+# The timex struct.
+timex=`grep '^type _timex ' gen-sysinfo.go || true`
+if test "$timex" = ""; then
+ timex=`grep '^// type _timex ' gen-sysinfo.go || true`
+ if test "$timex" != ""; then
+ timex=`echo $timex | sed -e 's|// ||' -e 's/INVALID-bit-field/int32/g'`
+ fi
+fi
+if test "$timex" != ""; then
+ echo "$timex" | \
+ sed -e 's/_timex/Timex/' \
+ -e 's/modes/Modes/' \
+ -e 's/offset/Offset/' \
+ -e 's/freq/Freq/' \
+ -e 's/maxerror/Maxerror/' \
+ -e 's/esterror/Esterror/' \
+ -e 's/status/Status/' \
+ -e 's/constant/Constant/' \
+ -e 's/precision/Precision/' \
+ -e 's/tolerance/Tolerance/' \
+ -e 's/ time / Time /' \
+ -e 's/tick/Tick/' \
+ -e 's/ppsfreq/Ppsfreq/' \
+ -e 's/jitter/Jitter/' \
+ -e 's/shift/Shift/' \
+ -e 's/stabil/Stabil/' \
+ -e 's/jitcnt/Jitcnt/' \
+ -e 's/calcnt/Calcnt/' \
+ -e 's/errcnt/Errcnt/' \
+ -e 's/stbcnt/Stbcnt/' \
+ -e 's/tai/Tai/' \
+ -e 's/_timeval/Timeval/' \
+ >> ${OUT}
+fi
+
+# The rlimit struct.
+grep '^type _rlimit ' gen-sysinfo.go | \
+ sed -e 's/_rlimit/Rlimit/' \
+ -e 's/rlim_cur/Cur/' \
+ -e 's/rlim_max/Max/' \
+ >> ${OUT}
+
+# The RLIMIT constants.
+grep '^const _RLIMIT_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(RLIMIT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _RLIM_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(RLIM_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The sysinfo struct.
+grep '^type _sysinfo ' gen-sysinfo.go | \
+ sed -e 's/_sysinfo/Sysinfo_t/' \
+ -e 's/uptime/Uptime/' \
+ -e 's/loads/Loads/' \
+ -e 's/totalram/Totalram/' \
+ -e 's/freeram/Freeram/' \
+ -e 's/sharedram/Sharedram/' \
+ -e 's/bufferram/Bufferram/' \
+ -e 's/totalswap/Totalswap/' \
+ -e 's/freeswap/Freeswap/' \
+ -e 's/procs/Procs/' \
+ -e 's/totalhigh/Totalhigh/' \
+ -e 's/freehigh/Freehigh/' \
+ -e 's/mem_unit/Unit/' \
+ >> ${OUT}
+
+# The ustat struct.
+grep '^type _ustat ' gen-sysinfo.go | \
+ sed -e 's/_ustat/Ustat_t/' \
+ -e 's/f_tfree/Tfree/' \
+ -e 's/f_tinode/Tinoe/' \
+ -e 's/f_fname/Fname/' \
+ -e 's/f_fpack/Fpack/' \
+ >> ${OUT}
+# Force it to be defined, as on some older GNU/Linux systems the
+# header file fails when using with <linux/filter.h>.
+if ! grep 'type _ustat ' gen-sysinfo.go >/dev/null 2>&1; then
+ echo 'type Ustat_t struct { Tfree int32; Tinoe uint64; Fname [5+1]int8; Fpack [5+1]int8; }' >> ${OUT}
+fi
+
+# The utimbuf struct.
+grep '^type _utimbuf ' gen-sysinfo.go | \
+ sed -e 's/_utimbuf/Utimbuf/' \
+ -e 's/actime/Actime/' \
+ -e 's/modtime/Modtime/' \
+ >> ${OUT}
+
+# The LOCK flags for flock.
+grep '^const _LOCK_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(LOCK_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The GNU/Linux LINUX_REBOOT flags.
+grep '^const _LINUX_REBOOT_' gen-sysinfo.go |
+ sed -e 's/^\(const \)_\(LINUX_REBOOT_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The GNU/Linux sock_filter struct.
+grep '^type _sock_filter ' gen-sysinfo.go | \
+ sed -e 's/_sock_filter/SockFilter/' \
+ -e 's/code/Code/' \
+ -e 's/jt/Jt/' \
+ -e 's/jf/Jf/' \
+ -e 's/k /K /' \
+ >> ${OUT}
+
+# The GNU/Linux sock_fprog struct.
+grep '^type _sock_fprog ' gen-sysinfo.go | \
+ sed -e 's/_sock_fprog/SockFprog/' \
+ -e 's/len/Len/' \
+ -e 's/filter/Filter/' \
+ -e 's/_sock_filter/SockFilter/' \
+ >> ${OUT}
+
+# The GNU/Linux filter flags.
+grep '^const _BPF_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(BPF_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The GNU/Linux nlattr struct.
+grep '^type _nlattr ' gen-sysinfo.go | \
+ sed -e 's/_nlattr/NlAttr/' \
+ -e 's/nla_len/Len/' \
+ -e 's/nla_type/Type/' \
+ >> ${OUT}
+
+# The GNU/Linux nlmsgerr struct.
+grep '^type _nlmsgerr ' gen-sysinfo.go | \
+ sed -e 's/_nlmsgerr/NlMsgerr/' \
+ -e 's/error/Error/' \
+ -e 's/msg/Msg/' \
+ -e 's/_nlmsghdr/NlMsghdr/' \
+ >> ${OUT}
+
+# The GNU/Linux rtnexthop struct.
+grep '^type _rtnexthop ' gen-sysinfo.go | \
+ sed -e 's/_rtnexthop/RtNexthop/' \
+ -e 's/rtnh_len/Len/' \
+ -e 's/rtnh_flags/Flags/' \
+ -e 's/rtnh_hops/Hops/' \
+ -e 's/rtnh_ifindex/Ifindex/' \
+ >> ${OUT}
+
+# The GNU/Linux netlink flags.
+grep '^const _NETLINK_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(NETLINK_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+grep '^const _NLA_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(NLA_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The GNU/Linux packet socket flags.
+grep '^const _PACKET_' gen-sysinfo.go | \
+ sed -e 's/^\(const \)_\(PACKET_[^= ]*\)\(.*\)$/\1\2 = _\2/' >> ${OUT}
+
+# The GNU/Linux inotify_event struct.
+grep '^type _inotify_event ' gen-sysinfo.go | \
+ sed -e 's/_inotify_event/InotifyEvent/' \
+ -e 's/wd/Wd/' \
+ -e 's/mask/Mask/' \
+ -e 's/cookie/Cookie/' \
+ -e 's/len/Len/' \
+ -e 's/name/Name/' \
+ -e 's/\[\]/[0]/' \
+ -e 's/\[0\]byte/[0]int8/' \
+ >> ${OUT}
+
+# The Solaris 11 Update 1 _zone_net_addr_t struct.
+grep '^type _zone_net_addr_t ' gen-sysinfo.go | \
+ sed -e 's/_in6_addr/[16]byte/' \
+ >> ${OUT}
+
+# Struct sizes.
+set cmsghdr Cmsghdr ip_mreq IPMreq ip_mreqn IPMreqn ipv6_mreq IPv6Mreq \
+ ifaddrmsg IfAddrmsg ifinfomsg IfInfomsg in_pktinfo Inet4Pktinfo \
+ in6_pktinfo Inet6Pktinfo inotify_event InotifyEvent linger Linger \
+ msghdr Msghdr nlattr NlAttr nlmsgerr NlMsgerr nlmsghdr NlMsghdr \
+ rtattr RtAttr rtgenmsg RtGenmsg rtmsg RtMsg rtnexthop RtNexthop \
+ sock_filter SockFilter sock_fprog SockFprog ucred Ucred
+while test $# != 0; do
+ nc=$1
+ ngo=$2
+ shift
+ shift
+ if grep "^const _sizeof_$nc =" gen-sysinfo.go >/dev/null 2>&1; then
+ echo "const Sizeof$ngo = _sizeof_$nc" >> ${OUT}
+ fi
+done
+
+# In order to compile the net package, we need some sizes to exist
+# even if the types do not.
+if ! grep 'const SizeofIPMreq ' ${OUT} >/dev/null 2>&1; then
+ echo 'const SizeofIPMreq = 8' >> ${OUT}
+fi
+if ! grep 'const SizeofIPv6Mreq ' ${OUT} >/dev/null 2>&1; then
+ echo 'const SizeofIPv6Mreq = 20' >> ${OUT}
+fi
+if ! grep 'const SizeofIPMreqn ' ${OUT} >/dev/null 2>&1; then
+ echo 'const SizeofIPMreqn = 12' >> ${OUT}
+fi
+
exit $?
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