configure.in

# $Id: configure.in,v 1.15 2005/07/18 10:53:40 mederchik Exp $
#
# Copyright (C) 2001 Fyodor Yarochkin <fygrave@tigerteam.net>,
#                    Ofir Arkin       <ofir@sys-security.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.


AC_INIT(src/xprobe.cc)
AC_LANG_CPLUSPLUS
AC_ARG_PROGRAM

PACKAGE=xprobe2
VERSION='0.3'

if test "x$sysconfdir" != xNONE; then
	if test "x$prefix" = xNONE; then
		prefix="$ac_default_prefix"
	fi 
    CFGDIR="`eval echo $sysconfdir`/xprobe2"
else
    CFGDIR="$ac_default_prefix/etc/xprobe2"
fi    

AC_SUBST(PACKAGE)
AC_SUBST(VERSION)
AC_SUBST(CFGDIR)
AC_CONFIG_HEADER(src/config.h)
AC_CONFIG_AUX_DIR(cfg-scripts)
AC_PROG_CC
AC_PROG_CXX
AC_PROG_RANLIB
SOURCES=`cd src; ls *.cc | awk ' { printf "%s ", $1 } '`
AC_SUBST(SOURCES)
HEADERS=`cd src; ls *.h | awk '!/defines.h|config.h/{ printf "%s ", $1 }'`
AC_SUBST(HEADERS)         

# XXX: add -Werror for the final version
# remove -Wmissing-prototypes, as they cause warnings
if test -n "$GCC"; then
    CPPFLAGS="$CPPFLAGS -Wall -W -Wcast-align \
-Wcast-qual -Wshadow" #-Wwrite-strings
fi

AC_ARG_ENABLE(debug,
[ --enable-debug       enable debugging )],
                [ if test -n "$GCC"; then
                    CPPFLAGS="$CPPFLAGS -DDEBUG -ggdb"
                  else
                    CPPFLAGS="$CPPFLAGS -DDEBUG"
                  fi      
                ], )
AC_CANONICAL_HOST
case "$host" in
    *-solaris*)
        AC_DEFINE(SOLARIS,,Solaris OS)
        LDFLAGS="${LDFLAGS} -lsocket -lnsl -lresolv -ldl"
        HAVE_LIBDL=1
        ;;
    *-linux*)
        AC_DEFINE(LINUX,,Linux OS)    
        LDFLAGS="${LDFLAGS} -ldl -rdynamic"
        HAVE_LIBDL=1
        ;;
esac    


AC_HEADER_STDC
AC_CHECK_HEADERS(strings.h)
AC_CHECK_HEADERS(string.h)
AC_CHECK_HEADERS(stdlib.h)
AC_CHECK_HEADERS(unistd.h)
AC_CHECK_HEADERS(glib.h)
AC_CHECK_HEADERS(dlfcn.h)
#AC_C_CONST

#AC_CHECK_TYPE(uint8_t,  unsigned char)
#AC_CHECK_TYPE(uint16_t, unsigned short)
#AC_CHECK_TYPE(uint32_t, unsigned long)

AC_CACHE_CHECK([if sa_len is in struct sockaddr], ac_cv_sockaddr_sa_len,
AC_TRY_COMPILE([
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>]
,[ printf("%i\n", ((struct sockaddr *)NULL)->sa_len); ],
[  
   ac_cv_sockaddr_sa_len=yes
]
  ,[
   ac_cv_sockaddr_sa_len=no
   ]))

if test "$ac_cv_sockaddr_sa_len" = "yes"; then
	AC_DEFINE(HAVE_SOCKADDR_SA_LEN,,Struct sockaddr has sa_len member)
fi

AC_ARG_WITH(libpcap_includes,
	[ --with-libpcap-includes=DIR  libpcap include directory],
	[with_libpcap_includes="$withval"],[with_libpcap_includes=no])

AC_ARG_WITH(libpcap_libraries,
	[ --with-libpcap-libraries=DIR  libpcap library directory],
	[with_libpcap_libraries="$withval"],[with_libpcap_libraries=no])

if test "$with_libpcap_includes" != "no"; then
   CPPFLAGS="${CPPFLAGS} -I${with_libpcap_includes}"
fi

if test "$with_libpcap_libraries" != "no"; then
   LDFLAGS="${LDFLAGS}  -L${with_libpcap_libraries}"
fi

LPCAP=""
AC_CHECK_LIB(pcap, pcap_datalink,, LPCAP="no")

if test "$LPCAP" = "no"; then
  echo
  echo "   ERROR!  Libpcap library/headers not found."
  echo "   http://www.tcpdump.org/ is a good place to fetch one"
  echo "   if libpcap library is installed, use the --with-libpcap-* options"
  echo "   to specify pathes to include and library files locations."
  exit
fi
 
AC_ARG_WITH(libusipp_includes,
	[ --with-libusipp-includes=DIR  libusipp include directory],
	[with_libusipp_includes="$withval"],[with_libusipp_includes=no])

AC_ARG_WITH(libusipp_libraries,
	[ --with-libusipp-libraries=DIR  libusipp library directory],
	[with_libusipp_libraries="$withval"],[with_libusipp_libraries=no])

if test "$with_libusipp_includes" != "no"; then
   CPPFLAGS="${CPPFLAGS} -I${with_libusipp_includes}"
fi

if test "$with_libusipp_libraries" != "no"; then
   LDFLAGS="${LDFLAGS}  -L${with_libusipp_libraries}"
fi

#AC_CACHE_CHECK(if libusi++ works, ac_cv_have_libusipp, 
#AC_TRY_COMPILE([
#
##include <stdio.h>
##include <usi++/usi++.h>
##include <usi++/tcp.h>
##include <unistd.h>
#
#],[
#    TCP *tmp = new TCP("foo");
#
#    TCP tcp(*tmp);
#
#], ac_cv_have_libusipp=yes, 
#   ac_cv_have_libusipp=no
#   ))
#
#
#if test "$ac_cv_have_libusipp" = "no"; then
#  echo
#  echo "   ERROR!  Libusi++ library/headers not found."
#  echo "   http://www.cs.uni-potsdam.de/homepages/students/linuxer/"
#  echo "   is a good place to fetch one. (a copy avail. at our page too)."
#  echo "   if libusipp library is installed, use the --with-libusipp-* options"
#  echo "   to specify pathes to include and library files locations."
#  exit
#fi
#LIBS="-lusi++ $LIBS"

AC_CHECK_HEADERS(dlfcn.h,HAVE_DLFCN_H=1, DL_FAIL=1)
if test "$HAVE_DLCFCN_H" = 1; then
    if test "$HAVE_LIBDL" = 1; then
        AC_CHECK_LIB(dl,dlopen,,DL_FAIL=1)
    else
        AC_CHECK_LIB(c,dlopen,,DL_FAIL=1)
    fi
fi

if test "$DL_FAIL" = 1; then
    AC_MSG_WARN("Dynamically loadable tests will not be supported");    
    AC_DEFINE(STATIC_TESTS,, Static Tests)
else
    DYNFLAGS="-fPIC -shared"
    AC_SUBST(DYNFLAGS)
fi

AC_PROG_INSTALL
AC_PROG_MAKE_SET

#subdirs="libs-external/USI++/src"

AC_CONFIG_SUBDIRS("libs-external/USI++/src")

AC_OUTPUT([
Makefile
src/defines.h
src/Makefile
src/xplib/Makefile
src/xpmodules/Makefile
src/xpmodules/alive_probe/Makefile
src/xpmodules/alive_probe/ttl_calc/Makefile
src/xpmodules/alive_probe/portscanner/Makefile
src/xpmodules/os_probe/Makefile
src/xpmodules/os_probe/icmp_echo_id/Makefile
src/xpmodules/os_probe/icmp_timestamp/Makefile
src/xpmodules/os_probe/icmp_addrmask/Makefile
src/xpmodules/os_probe/icmp_inforeq/Makefile
src/xpmodules/os_probe/icmp_port_unreach/Makefile
src/xpmodules/os_probe/tcp_handshake/Makefile
src/xpmodules/os_probe/tcp_rst/Makefile
src/xpmodules/os_probe/smb/Makefile
src/xpmodules/os_probe/snmp/Makefile
])