tcpdump/configure.in

649 lines
14 KiB
Plaintext

dnl @(#) $Header: /tcpdump/master/tcpdump/configure.in,v 1.97 2000-01-15 07:35:56 itojun Exp $ (LBL)
dnl
dnl Copyright (c) 1994, 1995, 1996, 1997
dnl The Regents of the University of California. All rights reserved.
dnl
dnl Process this file with autoconf to produce a configure script.
dnl
AC_REVISION($Revision: 1.97 $)
AC_INIT(tcpdump.c)
AC_CANONICAL_SYSTEM
umask 002
if test -z "$PWD" ; then
PWD=`pwd`
fi
AC_LBL_C_INIT(V_CCOPT, V_INCLS)
AC_C_INLINE
AC_CHECK_HEADERS(fcntl.h malloc.h memory.h rpc/rpcent.h)
AC_HEADER_TIME
case "$target_os" in
linux*)
AC_MSG_CHECKING(Linux kernel version)
AC_CACHE_VAL(ac_cv_linux_vers,
ac_cv_linux_vers=`uname -r 2>&1 | \
sed -n -e '$s/.* //' -e '$s/\..*//p'`)
AC_MSG_RESULT($ac_cv_linux_vers)
if test $ac_cv_linux_vers -lt 2 ; then
AC_MSG_ERROR(version 2 or higher required; see the INSTALL doc for more info)
fi
AC_DEFINE(HAVE_NET_SLIP_H)
;;
*)
AC_CHECK_HEADERS(net/slip.h)
;;
esac
AC_CHECK_HEADERS(smi.h)
AC_CHECK_LIB(smi, main)
AC_MSG_CHECKING([whether to enable libsmi])
AC_TRY_RUN([ /* libsmi available check */
#include <smi.h>
main()
{
if (smiInit(""))
exit(1);
else
exit(0);
}
],
[ AC_MSG_RESULT(yes)
AC_DEFINE(LIBSMI)
libsmi=yes],
[ AC_MSG_RESULT(no)
libsmi=no],
[ AC_MSG_RESULT(not when cross-compiling)
libsmi=no]
)
CFLAGS="$CFLAGS -Dss_family=__ss_family -Dss_len=__ss_len"
AC_MSG_CHECKING([whether to enable ipv6])
AC_ARG_ENABLE(ipv6,
[ --enable-ipv6 enable ipv6 (with ipv4) support
--disable-ipv6 disable ipv6 support],
[ case "$enableval" in
yes) AC_MSG_RESULT(yes)
AC_DEFINE(ENABLE_IPV6)
LOCALSRC="print-ip6.c print-ip6opts.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
AC_DEFINE(INET6)
ipv6=yes
;;
*)
AC_MSG_RESULT(no)
ipv6=no
;;
esac ],
AC_TRY_RUN([ /* AF_INET6 available check */
#include <sys/types.h>
#include <sys/socket.h>
main()
{
if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
exit(1);
else
exit(0);
}
],
[ AC_MSG_RESULT(yes)
AC_DEFINE(ENABLE_IPV6)
LOCALSRC="print-ip6.c print-ip6opts.c print-ripng.c print-icmp6.c print-frag6.c print-rt6.c print-ospf6.c print-dhcp6.c $LOCALSRC"
AC_DEFINE(INET6)
ipv6=yes],
[ AC_MSG_RESULT(no)
ipv6=no],
[ AC_MSG_RESULT(no)
ipv6=no]
))
ipv6type=unknown
ipv6lib=none
ipv6trylibc=no
if test "$ipv6" = "yes"; then
AC_MSG_CHECKING([ipv6 stack type])
for i in inria kame linux-glibc linux-libinet6 toshiba v6d zeta; do
case $i in
inria)
dnl http://www.kame.net/
AC_EGREP_CPP(yes, [dnl
#include <netinet/in.h>
#ifdef IPV6_INRIA_VERSION
yes
#endif],
[ipv6type=$i;
CFLAGS="-DINET6 $CFLAGS"])
;;
kame)
dnl http://www.kame.net/
AC_EGREP_CPP(yes, [dnl
#include <netinet/in.h>
#ifdef __KAME__
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
ipv6trylibc=yes;
CFLAGS="-DINET6 $CFLAGS"])
;;
linux-glibc)
dnl http://www.v6.linux.or.jp/
AC_EGREP_CPP(yes, [dnl
#include <features.h>
#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
yes
#endif],
[ipv6type=$i;
CFLAGS="-DINET6 $CFLAGS"])
;;
linux-libinet6)
dnl http://www.v6.linux.or.jp/
if test -d /usr/inet6 -o -f /usr/include/netinet/ip6.h; then
ipv6type=$i
ipv6lib=inet6
ipv6libdir=/usr/inet6/lib
ipv6trylibc=yes;
CFLAGS="-DINET6 -I/usr/inet6/include $CFLAGS"
fi
;;
toshiba)
AC_EGREP_CPP(yes, [dnl
#include <sys/param.h>
#ifdef _TOSHIBA_INET6
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
CFLAGS="-DINET6 $CFLAGS"])
;;
v6d)
AC_EGREP_CPP(yes, [dnl
#include </usr/local/v6/include/sys/v6config.h>
#ifdef __V6D__
yes
#endif],
[ipv6type=$i;
ipv6lib=v6;
ipv6libdir=/usr/local/v6/lib;
CFLAGS="-I/usr/local/v6/include $CFLAGS"])
;;
zeta)
AC_EGREP_CPP(yes, [dnl
#include <sys/param.h>
#ifdef _ZETA_MINAMI_INET6
yes
#endif],
[ipv6type=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
CFLAGS="-DINET6 $CFLAGS"])
;;
esac
if test "$ipv6type" != "unknown"; then
break
fi
done
AC_MSG_RESULT($ipv6type)
fi
if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
echo "You have $ipv6lib library, using it"
else
if test "$ipv6trylibc" = "yes"; then
echo "You do not have $ipv6lib library, using libc"
else
echo 'Fatal: no $ipv6lib library found. cannot continue.'
echo "You need to fetch lib$ipv6lib.a from appropriate"
echo 'ipv6 kit and compile beforehand.'
exit 1
fi
fi
fi
AC_MSG_CHECKING(getaddrinfo bug)
AC_TRY_RUN([
#include <sys/types.h>
#include <netdb.h>
#include <string.h>
#include <sys/socket.h>
#include <netinet/in.h>
main()
{
int passive, gaierr, inet4 = 0, inet6 = 0;
struct addrinfo hints, *ai, *aitop;
char straddr[INET6_ADDRSTRLEN], strport[16];
for (passive = 0; passive <= 1; passive++) {
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_flags = passive ? AI_PASSIVE : 0;
hints.ai_socktype = SOCK_STREAM;
if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
(void)gai_strerror(gaierr);
goto bad;
}
for (ai = aitop; ai; ai = ai->ai_next) {
if (ai->ai_addr == NULL ||
ai->ai_addrlen == 0 ||
getnameinfo(ai->ai_addr, ai->ai_addrlen,
straddr, sizeof(straddr), strport, sizeof(strport),
NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
goto bad;
}
switch (ai->ai_family) {
case AF_INET:
if (strcmp(strport, "54321") != 0) {
goto bad;
}
if (passive) {
if (strcmp(straddr, "0.0.0.0") != 0) {
goto bad;
}
} else {
if (strcmp(straddr, "127.0.0.1") != 0) {
goto bad;
}
}
inet4++;
break;
case AF_INET6:
if (strcmp(strport, "54321") != 0) {
goto bad;
}
if (passive) {
if (strcmp(straddr, "::") != 0) {
goto bad;
}
} else {
if (strcmp(straddr, "::1") != 0) {
goto bad;
}
}
inet6++;
break;
case AF_UNSPEC:
goto bad;
break;
#ifdef AF_UNIX
case AF_UNIX:
#else
#ifdef AF_LOCAL
case AF_LOCAL:
#endif
#endif
default:
/* another family support? */
break;
}
}
}
if (inet6 != 2 || inet4 != 2)
goto bad;
if (aitop)
freeaddrinfo(aitop);
exit(0);
bad:
if (aitop)
freeaddrinfo(aitop);
exit(1);
}
],
AC_MSG_RESULT(good)
buggygetaddrinfo=no,
AC_MSG_RESULT(buggy)
buggygetaddrinfo=yes,
AC_MSG_RESULT(buggy)
buggygetaddrinfo=yes)
if test "$buggygetaddrinfo" = "yes"; then
if test "$ipv6" = "yes" -a "$ipv6type" != "linux"; then
echo 'Fatal: You must get working getaddrinfo() function.'
echo ' or you can specify "--disable-ipv6"'.
exit 1
elif test "$ipv6type" = "linux"; then
echo 'Warning: getaddrinfo() implementation on your system seems be buggy.'
echo ' Better upgreade your system library to newest version'
echo ' of GNU C library (aka glibc).'
fi
fi
AC_REPLACE_FUNCS(getaddrinfo getnameinfo inet_ntop inet_pton inet_aton)
dnl portability macros for getaddrinfo/getnameinfo
dnl
dnl Check for sa_len
AC_CHECK_SA_LEN(ac_cv_sockaddr_has_sa_len)
if test "$ac_cv_sockaddr_has_sa_len" = no; then
missing_includes=yes
fi
dnl
dnl check __P macro
AC_CHECK_PORTABLE_PROTO(ac_cv_portable_proto)
if test "$ac_cv_portable_proto" = no; then
missing_includes=yes
fi
dnl
dnl check sizeof basic types.
dnl They're very likely to be wrong for cross-compiling.
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
dnl
dnl Checks for u_intXX_t
dnl AC_CHECK_BITTYPES(ac_cv_bittypes)
dnl if test "$ac_cv_bittypes" = no; then
dnl missing_includes=yes
dnl fi
dnl
dnl Checks for addrinfo structure
AC_STRUCT_ADDRINFO(ac_cv_addrinfo)
if test "$ac_cv_addrinfo" = no; then
missing_includes=yes
fi
dnl
dnl Checks for sockaddr_storage structure
AC_STRUCT_SA_STORAGE(ac_cv_sa_storage)
if test "$ac_cv_sa_storage" = no; then
missing_includes=yes
fi
dnl
dnl Checks for IN[6]ADDRSZ
AC_CHECK_ADDRSZ(ac_cv_addrsz)
if test "$ac_cv_addrsz" = no; then
missing_includes=yes
fi
dnl
dnl Checks for RES_USE_INET6
AC_CHECK_RES_USE_INET6(ac_cv_res_inet6)
if test "$ac_cv_res_inet6" = no; then
missing_includes=yes
fi
dnl
dnl Checks for AAAA
AC_CHECK_AAAA(ac_cv_aaaa)
if test "$ac_cv_aaaa" = no; then
AC_DEFINE(T_AAAA, 28)
fi
dnl
dnl Checks for res_state_ext structure
AC_STRUCT_RES_STATE_EXT(ac_cv_res_state_ext)
if test "$ac_cv_res_state_ext" = no; then
missing_includes=yes
fi
dnl
dnl Checks if res_state structure has nsort member.
AC_STRUCT_RES_STATE(ac_cv_res_state)
dnl
dnl set additional include path if necessary
if test "$missing_includes" = "yes"; then
CPPFLAGS="$CPPFLAGS -I\$(srcdir)/missing"
V_INCLS="$V_INCLS -I\$(srcdir)/missing"
fi
AC_REPLACE_FUNCS(vfprintf strcasecmp)
AC_CHECK_FUNCS(ether_ntohost setlinebuf gethostbyname2)
AC_CHECK_FUNCS(vsnprintf snprintf asprintf asnprintf vasprintf vasnprintf)
dnl The following generates a warning from autoconf...
errprint(__file__:__line__: please ignore the next warning:
)dnl
AC_C_BIGENDIAN
AC_CHECK_LIB(dnet, main)
AC_CHECK_LIB(rpc, main)
AC_CHECK_LIB(z, uncompress)
AC_CHECK_HEADERS(zlib.h netinet6/ipcomp.h)
AC_LBL_TYPE_SIGNAL
AC_LBL_LIBPCAP(V_PCAPDEP, V_INCLS)
V_GROUP=0
if test -f /etc/group -a ! -z "`grep '^wheel:' /etc/group`" ; then
V_GROUP=wheel
fi
case "$target_os" in
aix*)
dnl Workaround to enable certain features
AC_DEFINE(_SUN)
;;
irix*)
V_GROUP=sys
;;
linux*)
V_INCLS="$V_INCLS -I\$(srcdir)/linux-include"
;;
osf*)
V_GROUP=system
dnl Workaround around ip_hl vs. ip_vhl problem in netinet/ip.h
AC_DEFINE(__STDC__,2)
;;
solaris*)
V_GROUP=sys
;;
esac
if test -f /dev/bpf0 ; then
V_GROUP=bpf
fi
AC_LBL_CHECK_TYPE(u_int8_t, u_char)
AC_LBL_CHECK_TYPE(int16_t, short)
AC_LBL_CHECK_TYPE(u_int16_t, u_short)
AC_LBL_CHECK_TYPE(int32_t, int)
AC_LBL_CHECK_TYPE(u_int32_t, u_int)
AC_LBL_DEVEL(V_CCOPT)
AC_LBL_SOCKADDR_SA_LEN
AC_MSG_CHECKING(if ether_header uses ether_addr structs)
AC_CACHE_VAL(ac_cv_ether_header_has_ea,
LBL_SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $V_INCLS"
AC_TRY_COMPILE([
# include <sys/types.h>
# if __STDC__
/* osf3 has REALLY good prototyes */
struct mbuf;
struct rtentry;
# endif
# include <sys/socket.h>
# include <net/if.h>
# include <netinet/in.h>
# include <netinet/if_ether.h>],
[u_int i =
sizeof(((struct ether_header *)0)->ether_dhost.ether_addr_octet)],
ac_cv_ether_header_has_ea=yes,
ac_cv_ether_header_has_ea=no)
CFLAGS="$LBL_SAVE_CFLAGS")
AC_MSG_RESULT($ac_cv_ether_header_has_ea)
if test $ac_cv_ether_header_has_ea = yes ; then
AC_DEFINE(ETHER_HEADER_HAS_EA)
fi
AC_MSG_CHECKING(if ether_arp uses ether_addr structs)
AC_CACHE_VAL(ac_cv_ether_arp_has_ea,
LBL_SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $V_INCLS"
AC_TRY_COMPILE([
# include <sys/types.h>
# if __STDC__
/* osf3 has REALLY good prototyes */
struct mbuf;
struct rtentry;
# endif
# include <sys/socket.h>
# include <net/if.h>
# include <netinet/in.h>
# include <netinet/if_ether.h>],
[u_int i =
sizeof(((struct ether_arp *)0)->arp_sha.ether_addr_octet)],
ac_cv_ether_arp_has_ea=yes,
ac_cv_ether_arp_has_ea=no)
CFLAGS="$LBL_SAVE_CFLAGS")
AC_MSG_RESULT($ac_cv_ether_arp_has_ea)
if test $ac_cv_ether_arp_has_ea = yes ; then
AC_DEFINE(ETHER_ARP_HAS_EA)
fi
AC_MSG_CHECKING(if ether_arp uses erp_xsha member)
AC_CACHE_VAL(ac_cv_struct_ether_arp_x,
LBL_SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $V_INCLS"
AC_TRY_COMPILE([
# include <sys/types.h>
# include <sys/socket.h>
# if __STDC__
/* osf3 has REALLY good prototyes */
struct mbuf;
struct rtentry;
# endif
# include <net/if.h>
# include <netinet/in.h>
# include <netinet/if_ether.h>],
[u_int i = sizeof( ((struct ether_arp *)0)->arp_xsha)],
ac_cv_struct_ether_arp_x=yes,
ac_cv_struct_ether_arp_x=no)
CFLAGS="$LBL_SAVE_CFLAGS")
AC_MSG_RESULT($ac_cv_struct_ether_arp_x)
if test $ac_cv_struct_ether_arp_x = yes ; then
AC_DEFINE(ETHER_ARP_HAS_X)
fi
AC_LBL_UNALIGNED_ACCESS
AC_VAR_H_ERRNO
AC_MSG_CHECKING(for SSLeay)
ac_cv_ssleay_path=no
incdir=no
for dir in /usr /usr/local /usr/local/ssl /usr/pkg; do
if test -d $dir/lib -a -f $dir/lib/libcrypto.a; then
ac_cv_ssleay_path=$dir
fi
if test -d $dir/include/ssleay -a -f $dir/include/ssleay/des.h; then
incdir="-I$dir/include/ssleay"
elif test -d $dir/include/openssl -a -f $dir/include/openssl/des.h; then
incdir="-I$dir/include -I$dir/include/openssl"
elif test -d $dir/include -a -f $dir/include/des.h; then
incdir="-I$dir/include"
fi
if test "$ac_cv_ssleay_path" != "no" -a "$incdir" != "no"; then
break;
else
ac_cv_ssleay_path=no
incdir=no
fi
done
AC_MSG_RESULT($ac_cv_ssleay_path)
if test "$ac_cv_ssleay_path" != no; then
V_INCLS="$V_INCLS $incdir"
LIBS="$LIBS -L$dir/lib"
if test -f $ac_cv_ssleay_path/lib/libRSAglue.a; then
LIBS="$LIBS -lRSAglue"
fi
if test -f $ac_cv_ssleay_path/lib/librsaref.a; then
LIBS="$LIBS -lrsaref"
fi
AC_CHECK_LIB(crypto, des_cbc_encrypt)
bak_CPPFLAGS=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $V_INCLS"
AC_CHECK_HEADERS(cast.h rc5.h)
if test "$ac_cv_header_cast_h" = "yes"; then
AC_MSG_CHECKING(for buggy CAST128)
AC_TRY_RUN(dnl
[
#include <cast.h>
main()
{
unsigned char key[] = {0x01,0x23,0x45,0x67,0x12};
unsigned char in[] = {0x01,0x23,0x45,0x67,0x89,0xAB,0xCD,0xEF};
unsigned char out[sizeof(in)];
unsigned char ok[] = {0x7A,0xC8,0x16,0xD1,0x6E,0x9B,0x30,0x2E};
CAST_KEY ks;
CAST_set_key(&ks, sizeof(key), key);
CAST_ecb_encrypt(in, out, &ks, CAST_ENCRYPT);
if (memcmp(out, ok, sizeof(ok)) != 0)
return 0;
else
return 1;
}],
[buggy_cast128=yes],
[buggy_cast128=no],
[buggy_cast128="cross-compiling, assume yes"])
AC_MSG_RESULT($buggy_cast128)
if test "$buggy_cast128" != no; then
echo "NOTE: SSLeay 0.9.0b has a bug in CAST128 en/decoding routine."
echo "disabling CAST128 support."
AC_DEFINE(HAVE_BUGGY_CAST128)
fi
fi
CPPFLAGS=$bak_CPPFLAGS
fi
if test -r ${srcdir}/lbl/gnuc.h ; then
rm -f gnuc.h
ln -s ${srcdir}/lbl/gnuc.h gnuc.h
fi
AC_SUBST(V_CCOPT)
AC_SUBST(V_GROUP)
AC_SUBST(V_INCLS)
AC_SUBST(V_PCAPDEP)
AC_SUBST(LOCALSRC)
AC_PROG_INSTALL
AC_CONFIG_HEADER(config.h)
dnl if test -f .devel ; then
dnl cat Makefile.in Makefile-devel-adds > Makefile-devel.in
dnl AC_OUTPUT(Makefile:Makefile-devel.in, echo timestamp > stamp-h)
dnl make depend
dnl else
dnl AC_OUTPUT(Makefile)
dnl fi
dnl exit 0
AC_OUTPUT(Makefile)