dnl Copyright (C) 2006-2014  CEA/DEN, EDF R&D
dnl
dnl This library is free software; you can redistribute it and/or
dnl modify it under the terms of the GNU Lesser General Public
dnl License as published by the Free Software Foundation; either
dnl version 2.1 of the License, or (at your option) any later version.
dnl
dnl This library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public
dnl License along with this library; if not, write to the Free Software
dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
dnl
dnl See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
dnl

AC_DEFUN([CHECK_OMNIORB],[
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_CXX])dnl
AC_REQUIRE([AC_PROG_CPP])dnl
AC_REQUIRE([AC_PROG_CXXCPP])dnl

AC_CHECKING(for omniORB)
omniORB_ok=yes

if test "x$PYTHON" = "x" 
then
  CHECK_PYTHON
fi

AC_LANG_SAVE
AC_LANG_CPLUSPLUS

AC_PATH_PROG(OMNIORB_IDL, omniidl)
if test "xOMNIORB_IDL" = "x"
then
  omniORB_ok=no
  AC_MSG_RESULT(omniORB binaries not in PATH variable)
else
  omniORB_ok=yes
fi

if  test "x$omniORB_ok" = "xyes"
then
  AC_SUBST(OMNIORB_IDL)

  OMNIORB_BIN=`echo ${OMNIORB_IDL} | sed -e "s,[[^/]]*$,,;s,/$,,;s,^$,.,"`
  OMNIORB_ROOT=${OMNIORB_BIN}
  # one-level up
  OMNIORB_ROOT=`echo ${OMNIORB_ROOT}  | sed -e "s,[[^/]]*$,,;s,/$,,;s,^$,.,"`
  #
  #
  if test -d $OMNIORB_ROOT/include ; then
    # if $OMNIORB_ROOT/include exists, there are a lot of chance that
    # this is omniORB4.x installed via configure && make && make install
    OMNIORB_LIB=`echo ${OMNIORB_BIN} | sed -e "s,bin\$,lib,"`
    OMNIORB_VERSION=4
  else
    # omniORB has been installed old way
    OMNIORB_LIB=`echo ${OMNIORB_BIN} | sed -e "s,bin/,lib/,"`
    # one-level up again
    OMNIORB_ROOT=`echo ${OMNIORB_ROOT}  | sed -e "s,[[^/]]*$,,;s,/$,,;s,^$,.,"`
    if test -d $OMNIORB_ROOT/include/omniORB4 ; then
      OMNIORB_VERSION=4
    else
      OMNIORB_VERSION=3
    fi
  fi
  AC_SUBST(OMNIORB_ROOT)

  OMNIORB_INCLUDES="-I$OMNIORB_ROOT/include -I$OMNIORB_ROOT/include/omniORB${OMNIORB_VERSION} -I$OMNIORB_ROOT/include/COS"
  AC_SUBST(OMNIORB_INCLUDES)

  ENABLE_PTHREADS

  OMNIORB_CXXFLAGS="-DOMNIORB_VERSION=$OMNIORB_VERSION"
  case $build_cpu in
    sparc*)
      AC_DEFINE(__sparc__)
      OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -D__sparc__"
      ;;
   *86*)
      AC_DEFINE(__x86__)
      OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -D__x86__"
      ;;
  esac
  case $build_os in
    osf*)
      AC_DEFINE(__osf1__)
      __OSVERSION__=5
      AC_DEFINE(__OSVERSION__)
      OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -D__osf1__"
      ;;
    solaris*)
      AC_DEFINE(__sunos__)
      __OSVERSION__=5
      AC_DEFINE(__OSVERSION__)
      OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -D__sunos__"
      ;;
   linux*)
      AC_DEFINE(__linux__)
      __OSVERSION__=2
      AC_DEFINE(__OSVERSION__)
      OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -D__linux__"
      ;;
  esac
  AC_SUBST(OMNIORB_CXXFLAGS)

  CPPFLAGS_old=$CPPFLAGS
  CPPFLAGS="$CPPFLAGS $OMNIORB_CXXFLAGS $OMNIORB_INCLUDES"

  AC_LANG_CPLUSPLUS
  AC_CHECK_HEADER(CORBA.h,omniORB_ok="yes",omniORB_ok="no")

  CPPFLAGS=$CPPFLAGS_old

fi

dnl omniORB_ok=yes

if test "x$omniORB_ok" = "xyes" 
then
  if test "x$OMNIORB_LIB" = "x/usr/lib"
  then
    OMNIORB_LDFLAGS=""
  else
    OMNIORB_LDFLAGS="-L$OMNIORB_LIB"
  fi

  LIBS_old=$LIBS
  LIBS="$LIBS $OMNIORB_LDFLAGS -lomnithread"

  CXXFLAGS_old=$CXXFLAGS
  CXXFLAGS="$CXXFLAGS $OMNIORB_CXXFLAGS $OMNIORB_INCLUDES"

  AC_MSG_CHECKING(whether we can link with omnithreads)
  AC_CACHE_VAL(salome_cv_lib_omnithreads,[
    AC_TRY_LINK(
#include <omnithread.h>
,   omni_mutex my_mutex,
    eval "salome_cv_lib_omnithreads=yes",eval "salome_cv_lib_omnithreads=no")
  ])

  omniORB_ok="$salome_cv_lib_omnithreads"
  if  test "x$omniORB_ok" = "xno"
  then
    AC_MSG_RESULT(omnithreads not found)
  else
    AC_MSG_RESULT(yes)
  fi

  LIBS=$LIBS_old
  CXXFLAGS=$CXXFLAGS_old
fi


dnl omniORB_ok=yes
if test "x$omniORB_ok" = "xyes" 
then

  AC_CHECK_LIB(socket,socket, LIBS="-lsocket $LIBS",,)
  AC_CHECK_LIB(nsl,gethostbyname, LIBS="-lnsl $LIBS",,)

  LIBS_old=$LIBS
  OMNIORB_LIBS="$OMNIORB_LDFLAGS"
  OMNIORB_LIBS="$OMNIORB_LIBS -lomniORB${OMNIORB_VERSION}"
  OMNIORB_LIBS="$OMNIORB_LIBS -lomniDynamic${OMNIORB_VERSION}"
  OMNIORB_LIBS="$OMNIORB_LIBS -lCOS${OMNIORB_VERSION}"
  OMNIORB_LIBS="$OMNIORB_LIBS -lCOSDynamic${OMNIORB_VERSION}"
  OMNIORB_LIBS="$OMNIORB_LIBS -lomnithread"
  if test $OMNIORB_VERSION = 3 ; then
    OMNIORB_LIBS="$OMNIORB_LIBS -ltcpwrapGK"
  fi
  AC_SUBST(OMNIORB_LIBS)

  LIBS="$OMNIORB_LIBS $LIBS"
  CXXFLAGS_old=$CXXFLAGS
  CXXFLAGS="$CXXFLAGS $OMNIORB_CXXFLAGS $OMNIORB_INCLUDES"

  AC_MSG_CHECKING(whether we can link with omniORB)
  AC_CACHE_VAL(salome_cv_lib_omniorb,[
    AC_TRY_LINK(
#include <CORBA.h>
,   CORBA::ORB_var orb,
    eval "salome_cv_lib_omniorb3=yes",eval "salome_cv_lib_omniorb3=no")
  ])
  omniORB_ok="$salome_cv_lib_omniorb3"

  omniORB_ok=yes
  if test "x$omniORB_ok" = "xno" 
  then
    AC_MSG_RESULT(omniORB library linking failed)
    omniORB_ok=no
  else
    AC_MSG_RESULT(yes)
  fi
  LIBS="$LIBS_old"
  CXXFLAGS=$CXXFLAGS_old
fi


if test "x$omniORB_ok" = "xyes" 
then

  OMNIORB_IDLCXXFLAGS="-nf -I${OMNIORB_ROOT}/idl"
  OMNIORB_IDLPYFLAGS=

  AC_SUBST(OMNIORB_IDLCXXFLAGS)
  AC_SUBST(OMNIORB_IDLPYFLAGS)

  OMNIORB_IDL_CLN_H=.hh
  OMNIORB_IDL_CLN_CXX=SK.cc
  OMNIORB_IDL_CLN_OBJ=SK.o 
  AC_SUBST(OMNIORB_IDL_CLN_H)
  AC_SUBST(OMNIORB_IDL_CLN_CXX)
  AC_SUBST(OMNIORB_IDL_CLN_OBJ)

  OMNIORB_IDL_SRV_H=.hh
  OMNIORB_IDL_SRV_CXX=SK.cc
  OMNIORB_IDL_SRV_OBJ=SK.o
  AC_SUBST(OMNIORB_IDL_SRV_H)
  AC_SUBST(OMNIORB_IDL_SRV_CXX)
  AC_SUBST(OMNIORB_IDL_SRV_OBJ)

  OMNIORB_IDL_TIE_H=
  OMNIORB_IDL_TIE_CXX=
  AC_SUBST(OMNIORB_IDL_TIE_H)
  AC_SUBST(OMNIORB_IDL_TIE_CXX)
  
  AC_DEFINE(OMNIORB)

  CORBA_HAVE_POA=1
  AC_DEFINE(CORBA_HAVE_POA)

  CORBA_ORB_INIT_HAVE_3_ARGS=1
  AC_DEFINE(CORBA_ORB_INIT_HAVE_3_ARGS)
  CORBA_ORB_INIT_THIRD_ARG='"omniORB"'
  AC_DEFINE(CORBA_ORB_INIT_THIRD_ARG, "omniORB")

fi

omniORBpy_ok=no
if  test "x$omniORB_ok" = "xyes"
then
  AC_MSG_CHECKING(omniORBpy)
  $PYTHON -c "import omniORB" &> /dev/null
  if test $? = 0 ; then
    AC_MSG_RESULT(yes)
    omniORBpy_ok=yes
  else
    AC_MSG_RESULT(no, check your installation of omniORBpy)
    omniORBpy_ok=no
  fi
fi

dnl AC_LANG_RESTORE

AC_MSG_RESULT(for omniORBpy: $omniORBpy_ok)
AC_MSG_RESULT(for omniORB: $omniORB_ok)

# Save cache
AC_CACHE_SAVE

dnl AC_LANG_CPLUSPLUS

CXXFLAGS_old=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $OMNIORB_CXXFLAGS $OMNIORB_INCLUDES"
LIBS_old=$LIBS
LIBS="$LIBS $OMNIORB_LDFLAGS $OMNIORB_LIBS"
AC_MSG_CHECKING(whether we have double and CORBA::Double compatibility)
AC_TRY_RUN(
#include <stdlib.h>
#include <CORBA.h>
int main ()
{
  CORBA::Double *a=new CORBA::Double(2.5);
  double c=2.5;
  double *b;
  b=(double *)a;

  if( (c==*b) && (sizeof(double)==sizeof(CORBA::Double)) ){
    delete a;
    exit(0);
  }
  else{
    delete a;
    exit(1);
  }
}
,DOUBLECOMP="yes",DOUBLECOMP="no")
if test "$DOUBLECOMP" = yes; then
  OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -DCOMP_CORBA_DOUBLE"
  AC_MSG_RESULT(yes)
else
  AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(whether we have int and CORBA::Long compatibility)
AC_TRY_RUN(
#include <stdlib.h>
#include <CORBA.h>
int main ()
{
  CORBA::Long *a=new CORBA::Long(2);
  int c=2;
  int *b;
  b=(int *)a;

  if( (c==*b) && (sizeof(int)==sizeof(CORBA::Long)) )
    exit(0);
  else
    exit(1);
}
,LONGCOMP="yes",LONGCOMP="no")
if test "$LONGCOMP" = yes; then
  OMNIORB_CXXFLAGS="$OMNIORB_CXXFLAGS -DCOMP_CORBA_LONG"
  AC_MSG_RESULT(yes)
else
  AC_MSG_RESULT(no)
fi
CXXFLAGS=$CXXFLAGS_old
LIBS=$LIBS_old

AC_LANG_RESTORE

AC_SUBST(OMNIORB_CXXFLAGS)

])dnl
dnl