dnl> Do not add anything above
AC_INIT([ntopng],[@VERSION@])
dnl> Do not add anything above

AC_PROG_CPP

dnl> Add /usr/local/ /opt/local
CFLAGS="-I${PWD} -I${PWD}/include"
CPPFLAGS="${CPPFLAGS} -I${PWD} -I${PWD}/include"
NTOPNG_VERSION="@VERSION@"
NTOPNG_SHORT_VERSION="@SHORT_VERSION@"

#
# On CentOS 6 `git rev-list HEAD --count` does not work
#
#
REVISION=`git log --pretty=oneline | wc -l`

if test -d "/usr/local/include"; then
CFLAGS="${CFLAGS} -I/usr/local/include"
CPPFLAGS="${CPPFLAGS} -I/usr/local/include"
LDFLAGS="${LDFLAGS} -L/usr/local/lib"
fi

if test -d /opt/local/include; then :
   CFLAGS="${CFLAGS} -I/opt/local/include"
   CPPFLAGS="${CPPFLAGS} -I/opt/local/include"
fi

if test -d /opt/local/lib; then :
  LDFLAGS="${LDFLAGS} -L/opt/local/lib"
fi

SHORT_MACHINE=`uname -m | cut -b1-3`

GIT_RELEASE="@GIT_RELEASE@"
GIT_DATE="@GIT_DATE@"
GIT_BRANCH="@GIT_BRANCH@"
PRO_GIT_RELEASE="@PRO_GIT_RELEASE@"
PRO_GIT_DATE="@PRO_GIT_DATE@"

AC_MSG_CHECKING(for nDPI)
NDPI_HOME=./nDPI
if test -d "$NDPI_HOME" ; then :
   AC_MSG_RESULT(found in $NDPI_HOME)
else
   NDPI_HOME=../nDPI
   if test -d "$NDPI_HOME"; then :
      AC_MSG_RESULT(found in $NDPI_HOME)
   else
      NDPI_HOME=$HOME/nDPI
      if test -d "$NDPI_HOME"; then :
        AC_MSG_RESULT(found in $NDPI_HOME)
      else
        AC_MSG_RESULT(not found)
        echo "Please do cd ..; git clone https://github.com/ntop/nDPI.git; cd nDPI; ./autogen.sh; make; cd ../ntopng"
        echo " and try again"
        exit
      fi
   fi
fi

NDPI_LIB=$NDPI_HOME/src/lib/.libs/libndpi.a
AC_MSG_CHECKING(for $NDPI_LIB)
if test -f "$NDPI_LIB" ; then :
  AC_MSG_RESULT(found $NDPI_LIB)
else
  AC_MSG_RESULT(not found $NDPI_LIB: compiling)
  cd $NDPI_HOME; ./autogen.sh; make; cd -
fi

AC_MSG_CHECKING(for ntopng professional edition)
if test -d "pro"; then :
AC_MSG_RESULT(yes)
PRO_OBJECTS='$(patsubst pro/%.cpp, pro/%.o, $(wildcard pro/*.cpp)) $(patsubst pro/bpf/%.c, pro/bpf/%.o, $(wildcard pro/bpf/*.c))'
PRO_HEADERS='$(wildcard pro/*.h)'
PRO_MAKEFILE_INC="include ./pro/inc.Makefile"
PWD=`pwd`
CPPFLAGS="${CPPFLAGS} -I${PWD}/pro"
dnl> Remove heading spaces
AC_DEFINE_UNQUOTED(NTOPNG_PRO, 1, [Building ntopng professional])
AC_DEFINE_UNQUOTED(NTOPNG_PRO_GIT_RELEASE, "r${PRO_GIT_RELEASE}", [ntopng professional release])
AC_DEFINE_UNQUOTED(NTOPNG_PRO_GIT_DATE, "${PRO_GIT_DATE}", [ntopng professional date])
PRO_LIBS='$(PRO_LIBS)'
PRO_INC='$(PRO_INC)'
DUMMY=`cd ./pro; make build`

if test -r "../license/systemId.c"; then :
 AC_DEFINE_UNQUOTED(NTOPNG_PRO_HAVE_LICENSE, 1, [ntopng has license])
fi
else
AC_MSG_RESULT(not found)
PRO_MAKEFILE_INC=
PRO_INC=
PRO_LIBS=
PRO_OBJECTS=
PRO_HEADERS=
PRO_LIBS=
fi

AC_DEFINE_UNQUOTED(NTOPNG_GIT_RELEASE, "${GIT_BRANCH}:${GIT_RELEASE}", [GIT Release])
AC_DEFINE_UNQUOTED(NTOPNG_GIT_DATE, "${GIT_DATE}", [Last GIT change])

if test -z `which pkg-config`; then
   echo "#!/bin/sh\n" > pkg-config
fi

if test -f ".git/index"; then
   GIT_INDEX=".git/index"
fi

MACHINE=`uname -m`
SYSTEM=`uname -s`

if test $SYSTEM = "Linux"; then
   if test -f /etc/debian_version; then
      DEBIAN_VERSION=`cat /etc/debian_version`
      OSNAME="Debian $DEBIAN_VERSION"
   else
      OSNAME=`./config.guess`
   fi
else
dnl> wget -O config.guess 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD'
   OSNAME=`./config.guess`
fi
AC_DEFINE_UNQUOTED(PACKAGE_OSNAME, "${OSNAME}", [OS name])

if test $MACHINE = "x86_64"; then
   EXTN="amd64"
else
   if test $MACHINE = "i686"; then
     EXTN="i386"
   fi
fi

DATE=`date +"%Y-%m-%d"`

if test -d "/usr/include/hiredis"; then
 AC_DEFINE_UNQUOTED(HAVE_HIREDIS, 1, [Local hiredis package present])
 HIREDIS_INC="`pkg-config --cflags hiredis` -I/usr/include/hiredis"
 HIREDIS_LIB="`pkg-config --libs hiredis` -lhiredis"
else
 HIREDIS_INC="-I ${PWD}/third-party/hiredis"
fi

PF_RING_HOME=${HOME}/PF_RING
if test -d ${PF_RING_HOME}; then
  AC_MSG_CHECKING(for PF_RING source installed in $PF_RING_HOME)
fi

if test -f "/usr/local/lib/libpfring.a" || test -f "/opt/pfring/lib/libpfring.a" || test -f "${PF_RING_HOME}/userland/lib/libpfring.a"; then
  AC_DEFINE_UNQUOTED(HAVE_PF_RING, 1, [Native PF_RING support])
  if test -f "${PF_RING_HOME}/userland/lib/libpfring.a"; then
    #echo "${PF_RING_HOME}/userland/libpcap/libpcap.a"
    if test -f "${PF_RING_HOME}/userland/libpcap/libpcap.a"; then
      LDFLAGS="${LDFLAGS} ${PF_RING_HOME}/userland/lib/libpfring.a -L${PF_RING_HOME}/userland/libpcap/ `${PF_RING_HOME}/userland/lib/pfring_config --libs`"
      CPPFLAGS="${CPPFLAGS} -I${PF_RING_HOME}/kernel -I${PF_RING_HOME}/userland/lib -I${PF_RING_HOME}/userland/libpcap"
      echo "Using PF_RING installed in ${PF_RING_HOME}"
    else
      echo "Found PF_RING but the userland libs have not been compiled"
      exit
    fi
  elif test -d "/opt/pfring" && test -f "/opt/pfring/lib/libpfring.a"; then
    echo "/opt/pfring/lib/libpfring.a"
    LDFLAGS="${LDFLAGS} /opt/pfring/lib/libpfring.a -L/opt/pfring/lib"
    CPPFLAGS="${CPPFLAGS} -I/opt/pfring/include"
    echo "Using PF_RING installed in /opt/pfring"
  elif test -f "/usr/local/lib/libpfring.a"; then
    LDFLAGS="${LDFLAGS} /usr/local/lib/libpfring.a"
    echo "Using PF_RING installed in /usr/local/lib"
  else
    LDFLAGS="${LDFLAGS} -lpfring"
    echo "Compiling ntopng with PF_RING support"
  fi
else
  AC_CHECK_LIB([pcap], [pcap_open_live], pcap=true)
  if test x$pcap = x; then
    echo "Please install libpcap(-dev) (http://tcpdump.org)"
    exit
  fi
fi 

PFRING_GIT_RELEASE=""
if test -d $HOME/PF_RING; then
  PFRING_GIT_RELEASE=`cd $HOME/PF_RING ; git rev-list --all |wc -l`
fi

PFRING_VERSION=""
if test -f "$HOME/PF_RING/kernel/linux/pf_ring.h"; then
 PFRING_VERSION=`cat $HOME/PF_RING/kernel/linux/pf_ring.h | grep RING_VERSION | head -1 | cut -d '"' -f 2`
fi

AC_CHECK_HEADERS([netinet/in.h libnetfilter_queue/libnetfilter_queue.h])
AC_CHECK_LIB([netfilter_queue], [nfq_create_queue])
AC_CHECK_FUNC([nfq_set_verdict2], [AC_DEFINE([HAVE_NFQ_SET_VERDICT2],[1],[Define if nfq_set_verdict2 exists in netfilter_queue.])])

if test "x$ac_cv_lib_netfilter_queue_nfq_create_queue" = xyes; then
  AC_DEFINE_UNQUOTED(HAVE_NETFILTER, 1, [NFQ is present])
  LDFLAGS="${LDFLAGS} -lnetfilter_queue"
fi

AC_CHECK_LIB([nl], [nl_handle_alloc], [LDFLAGS="${LDFLAGS} -lnl"])
AC_CHECK_LIB([rt], [clock_gettime],   [LDFLAGS="${LDFLAGS} -lrt"])

dnl> ldl (used by edjdb)
AC_CHECK_LIB([dl], [dlopen], [LDFLAGS="${LDFLAGS} -ldl"])

AC_CHECK_LIB([curl], [curl_easy_perform], [LDFLAGS="${LDFLAGS} -lcurl"])
if test ${ac_cv_lib_curl_curl_easy_perform} = "no"; then
    echo "Please install libcurl(-dev) (http://curl.haxx.se/)"
    exit
fi

CFLAGS="-Wall $CFLAGS"

OS=""
if test $SYSTEM = "Darwin"; then
   OSXV=`sw_vers -productVersion`
   OS="MacOSX $OSXV"
   if test $MACHINE = "x86_64"; then
      LINK_OPTS="-pagezero_size 10000 -image_base 100000000"
      RES=`g++ -Wall -fno-color-diagnostics Prefs.cpp 2>&1 | grep "unrecognized command line option "|wc -l`
      if test $RES -eq 0; then
            CFLAGS="-fno-color-diagnostics $CFLAGS"
      fi
   fi
else	
  if test $SYSTEM = "Linux"; then
    if [ test -f /etc/redhat-release ]; then
        OS=`cat /etc/redhat-release`
    else  
        if [ test -f /usr/bin/lsb_release ]; then
         OS=`/usr/bin/lsb_release -d|cut -d ':' -f 2`
        fi
    fi
  fi
fi

dnl> Remove spaces
OS="${OS#"${OS%%[![:space:]]*}"}"

dnl> Check for package install
DOWNLOAD_GEOIP=0
AC_CHECK_LIB([GeoIP], [GeoIP_record_by_ipnum])
AC_HAVE_HEADERS(GeoIP.h)
if test ".${ac_cv_lib_GeoIP_GeoIP_record_by_ipnum}" = ".yes" &&
   test ".${ac_cv_header_GeoIP_h}" = ".yes"; then

   AC_CHECK_LIB([GeoIP], [GeoIP_lib_version])
   if test ".${ac_cv_lib_GeoIP_GeoIP_lib_version}" = ".yes"; then
     AC_DEFINE_UNQUOTED(HAVE_GEOIP_IPv6, 1, [GeoIP IPv6 support is present])
     dnl> LIBS="$LIBS -lGeoIP"
     AC_DEFINE_UNQUOTED(HAVE_GEOIP, 1, [GeoIP support is present])
     GEOIP_LIB="-lGeoIP"
     dnl> Download databases
     DOWNLOAD_GEOIP=1
   else
     AC_DEFINE_UNQUOTED(HAVE_GEOIP_IPv6, 1, [GeoIP not supported: library too old, plase upgrade first])
   fi
else
AC_MSG_RESULT(Build ntop without geolocation - GeoIP (http://www.maxmind.com/))
GEOIP_DEP=""
fi

AC_CHECK_LIB([sqlite3], [sqlite3_open], sqlite=true)
if test x$sqlite = xtrue
then
  AC_DEFINE_UNQUOTED([HAVE_SQLITE], 1, [We have sqlite])
  SQLITE_LIB="-lsqlite3"
else
  echo "SQLite 3.x missing (libsqlite3-dev): please install it and try again"
  exit
fi

AC_CHECK_TOOL(MARIADB, mariadb_config)
if test "x$ac_cv_prog_ac_ct_MARIADB" = "xmariadb_config"; then
   MYSQLTOOL="mariadb_config"
else
   PATH=$PATH:/usr/local/mysql/bin
   AC_CHECK_TOOL(MYSQL, mysql_config)
   if test "x$ac_cv_prog_ac_ct_MYSQL" = "xmysql_config"; then
     MYSQLTOOL="mysql_config"
   else
     MYSQLTOOL=""
   fi
fi

if test -n "$MYSQLTOOL"; then
   MYSQLLIBS="`$MYSQLTOOL --libs_r`"
   if test ".$MYSQLLIBS" != "."; then
      MYSQL_LIB="`$MYSQLTOOL --libs`"
   else
      MYSQL_LIB="`$MYSQLTOOL --libs_r`"
   fi

   MYSQL_INC="`$MYSQLTOOL --include`"
   AC_DEFINE_UNQUOTED(HAVE_MYSQL, 1, [use mysql])
   AC_CHECK_LIB([wrap], [main])
else
   echo "MySQL libraries not found. Please install them as specified in README.ntopng"
   exit 0
fi

if test -f /usr/bin/lsb_release; then
  LINUX_OS_RELEASE=`lsb_release -r | cut -f 2|cut -d '.' -f 1`
else
  LINUX_OS_RELEASE=0
fi

if test $LINUX_OS_RELEASE -eq 7; then
 MYSQL_DEP="mariadb-libs >= 5.5 tcp_wrappers-libs >= 7.6"
else
 MYSQL_DEP="mysql-libs >= 5.1.0 tcp_wrappers-libs >= 7.6"
fi

AC_DEFINE_UNQUOTED(_CRT_SECURE_NO_WARNINGS, 1, [Disable warning on windows])

GMAKE=`which gmake`
if test x$GMAKE = x
then
	GMAKE="make"
fi

GPP=`which clang++`
if test x$GPP = x
then
	GPP="g++"
else
	GPP="$GPP -O0"
fi

GIT=`which git`
if test x$GIT = x
then
	AC_MSG_RESULT(FATAL ERROR: git is not installed on your host)
fi

WGET=`which wget`
if test x$WGET = x
then
	AC_MSG_RESULT(ERROR. wget is not installed on your host: you cannot download GeoIP data)
fi

umask 002

INSTALL_DIR=${prefix}
if test $INSTALL_DIR = "NONE"
then
 INSTALL_DIR=${ac_default_prefix}
fi

if test $SYSTEM = "Darwin"; then
  MAN_DIR=$INSTALL_DIR/share/man
else
  MAN_DIR=$INSTALL_DIR/man
fi

if test $SYSTEM = "OpenBSD"; then
INSTALL_DIR=${prefix}
MAN_DIR=${prefix}
fi

AC_DEFINE_UNQUOTED(PACKAGE_RELEASE, "r$GIT_RELEASE", [GIT release of this package])
AC_DEFINE_UNQUOTED(PACKAGE_MACHINE, "$MACHINE", [Architecture of this host])
AC_DEFINE_UNQUOTED(PACKAGE_OS, "${OS}", [OS Name])
AC_SUBST(PWD)
AC_SUBST(MACHINE)
AC_SUBST(SYSTEM)
AC_SUBST(EXTN)
AC_SUBST(DATE)
AC_SUBST(KERNEL)
AC_SUBST(GIT_RELEASE)
AC_SUBST(LINK_OPTS)
AC_SUBST(GEOIP_LIB)
AC_SUBST(SQLITE_LIB)
AC_SUBST(GMAKE)
AC_SUBST(GPP)
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(CPPFLAGS)
AC_SUBST(LDFLAGS)
AC_SUBST(PACKAGE_VERSION)
AC_SUBST(NTOPNG_VERSION)
AC_SUBST(NTOPNG_SHORT_VERSION)
AC_SUBST(GIT_RELEASE)
AC_SUBST(GIT_DATE)
AC_SUBST(GIT_INDEX)
AC_SUBST(INSTALL_DIR)
AC_SUBST(MAN_DIR)
AC_SUBST(NDPI_HOME)
AC_SUBST(HIREDIS_INC)
AC_SUBST(HIREDIS_LIB)
AC_SUBST(PRO_OBJECTS)
AC_SUBST(PRO_HEADERS)
AC_SUBST(PRO_MAKEFILE_INC)
AC_SUBST(PRO_LIBS)
AC_SUBST(PRO_INC)
AC_SUBST(REVISION)
AC_SUBST(MYSQL_LIB)
AC_SUBST(MYSQL_INC)
AC_SUBST(MYSQL_DEP)
AC_SUBST(PFRING_GIT_RELEASE)
AC_SUBST(PFRING_VERSION)
AC_CONFIG_HEADERS(include/config.h)
AC_CONFIG_FILES(packages/ntopng.spec)
AC_CONFIG_FILES(packages/ntopng-data.spec)
AC_CONFIG_FILES(Makefile)
AC_CONFIG_FILES(doc/doxygen.conf)

AC_OUTPUT

echo ""
echo "You are now ready to compile typing $GMAKE"

if test $DOWNLOAD_GEOIP = "1"
then
if ! test -f "./httpdocs/geoip/GeoIPASNum.dat"; then
  echo "Please do not forget to download GeoIP databases doing: $GMAKE geoip"
fi
fi

dnl>
dnl> ntopng release history
dnl>
dnl> 0.1    	r6089	2013-03-25
dnl> 1.0	r6533	2013-06-30
dnl> 1.1	r6929	2013-11-03
dnl> 1.2	r8114	2014-15-08-13
dnl> 1.2.1	r8202	2014-15-09-06