X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=libgo%2Fmksysinfo.sh;h=606a46324ffe0ec07085749a9176a97dd444ab62;hp=ed6a16444b2253501c0e324e738d4b08987f71f8;hb=fbfd788b3485f46af2d12fd867a2f440735a1890;hpb=f15dfc33102843754c62c29a6eef78e78f28e931 diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh index ed6a16444b2..606a46324ff 100755 --- a/libgo/mksysinfo.sh +++ b/libgo/mksysinfo.sh @@ -21,31 +21,67 @@ OUT=tmp-sysinfo.go set -e -rm -f sysinfo.go - rm -f sysinfo.c cat > sysinfo.c < #include #include #include #include +/* needs u_char/u_short, but is only + included by if _SGIAPI (i.e. _SGI_SOURCE + && !_XOPEN_SOURCE. + only defines TIOCNOTTY if !_XOPEN_SOURCE, while + does so unconditionally. */ +#ifdef __sgi__ +#include +#include +#endif #include +#if defined(HAVE_NETINET_IN_SYSTM_H) +#include +#endif +#if defined(HAVE_NETINET_IP_H) +#include +#endif +#if defined(HAVE_NETINET_IP_MROUTE_H) +#include +#endif +#if defined(HAVE_NETINET_IF_ETHER_H) +#include +#endif #include +#include +#include #if defined(HAVE_SYSCALL_H) #include #endif +#if defined(HAVE_SYS_SYSCALL_H) +#include +#endif #if defined(HAVE_SYS_EPOLL_H) #include #endif +#if defined(HAVE_SYS_FILE_H) +#include +#endif +#if defined(HAVE_SYS_MMAN_H) +#include +#endif +#if defined(HAVE_SYS_PRCTL_H) +#include +#endif #if defined(HAVE_SYS_PTRACE_H) #include #endif #include +#include #include #include #include +#include #include #include #if defined(HAVE_SYS_USER_H) @@ -54,12 +90,98 @@ cat > sysinfo.c < #endif +#if defined(HAVE_SYS_SELECT_H) +#include +#endif +#include #include +#include +#include +#if defined(HAVE_LINUX_FILTER_H) +#include +#endif +#if defined(HAVE_LINUX_IF_ADDR_H) +#include +#endif +#if defined(HAVE_LINUX_IF_ETHER_H) +#include +#endif +#if defined(HAVE_LINUX_IF_TUN_H) +#include +#endif +#if defined(HAVE_LINUX_NETLINK_H) +#include +#endif +#if defined(HAVE_LINUX_RTNETLINK_H) +#include +#endif +#if defined(HAVE_NET_IF_H) +#include +#endif +#if defined(HAVE_NET_IF_ARP_H) +#include +#endif +#if defined(HAVE_NET_ROUTE_H) +#include +#endif +#if defined (HAVE_NETPACKET_PACKET_H) +#include +#endif +#if defined(HAVE_SYS_MOUNT_H) +#include +#endif +#if defined(HAVE_SYS_VFS_H) +#include +#endif +#if defined(HAVE_STATFS_H) +#include +#endif +#if defined(HAVE_SYS_TIMEX_H) +#include +#endif +#if defined(HAVE_SYS_SYSINFO_H) +#include +#endif +#if defined(HAVE_USTAT_H) +#include +#endif +#if defined(HAVE_UTIME_H) +#include +#endif +#if defined(HAVE_LINUX_ETHER_H) +#include +#endif +#if defined(HAVE_LINUX_FS_H) +#include +#endif +#if defined(HAVE_LINUX_REBOOT_H) +#include +#endif +#if defined(HAVE_SYS_INOTIFY_H) +#include +#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 @@ -68,22 +190,25 @@ echo 'package syscall' > ${OUT} 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 ' | ${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} @@ -92,10 +217,30 @@ if ! grep '^const O_CLOEXEC' ${OUT} >/dev/null 2>&1; then 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 | \ @@ -105,10 +250,28 @@ 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} @@ -126,7 +289,7 @@ if grep '^const ___WALL = ' gen-sysinfo.go >/dev/null 2>&1 \ 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/' \ @@ -134,26 +297,44 @@ grep '^const _SOMAXCONN' gen-sysinfo.go | 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} @@ -180,7 +361,7 @@ if ! grep '^const PTRACE_O_MASK' ${OUT} > /dev/null 2>&1; then 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} @@ -259,6 +440,11 @@ if grep "^// type _upad128_t" gen-sysinfo.go > /dev/null 2>&1; then 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. @@ -271,13 +457,18 @@ echo $timeval | \ 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/' >> ${OUT} @@ -293,42 +484,72 @@ if test "$timestruc" != ""; then -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 . + 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 $rusage | sed -e 's/^ *//'` nrusage= @@ -348,8 +569,14 @@ if test "$rusage" != ""; then 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/' \ @@ -361,5 +588,531 @@ grep '^type _utsname ' gen-sysinfo.go | \ -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 . +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 $?