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Update copyrights 2014.
[modules/gui.git] / adm_local / unix / config_files / check_qt.m4
index 1aea9c3a2b121c0789a0a0a02181cbd8a3edc0da..dff3bd953140bfd099dff01f27ae2d82ecddb558 100644 (file)
@@ -1,24 +1,38 @@
-dnl  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-dnl  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
-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. 
-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.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org 
+dnl Copyright (C) 2007-2014  CEA/DEN, EDF R&D, OPEN CASCADE
 dnl
+dnl Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+dnl CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
 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
+
+dnl  OPTIONS_QT
+dnl  ------------------------------------------------------------------------
+dnl  Adds the --with-qt=path
+dnl
+AC_DEFUN([OPTIONS_QT], [
+  AC_ARG_WITH([qt],
+              [AC_HELP_STRING([--with-qt], [Possible usage:
+                                             "Qt_Install_Path" - prefix to path where Qt was installd;
+                                             "" or "yes" or "auto" - means seaching installed Qt product in the system (checking $QTDIR and then - standard system paths );
+                                             "no" - not use Qt product (is not supported)
+                                            By default "" option is used)])],
+              [with_qt=$withval], [with_qt=""])
+])
 
 AC_DEFUN([CHECK_QT],[
 AC_REQUIRE([AC_PROG_CC])dnl
@@ -27,6 +41,9 @@ AC_REQUIRE([AC_PROG_CPP])dnl
 AC_REQUIRE([AC_PROG_CXXCPP])dnl
 AC_REQUIRE([CHECK_OPENGL])dnl
 AC_REQUIRE([AC_LINKER_OPTIONS])dnl
+AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+
+AC_REQUIRE([OPTIONS_QT])dnl
 
 AC_CHECKING(for Qt)
 
@@ -36,139 +53,518 @@ fi
 
 qt_ok=yes
 
+QTDIR=$(echo $QTDIR | sed 's%[/]\+$%%')
+
 AC_LANG_SAVE
 AC_LANG_CPLUSPLUS
 
-if test "x$QTDIR" = "x"
+dnl QT install dir
+if test -z $with_qt ; then
+  with_qt=""
+fi
+if test "x$with_qt" = "xyes" ; then
+  dnl in case user wrote --with-qt=yes
+  with_qt=""
+fi
+if test "x$with_qt" = "xauto" ; then
+  dnl in case user wrote --with-qt=auto
+  with_qt=""
+fi
+if test "x$with_qt" = "xno" ; then
+  dnl in case user wrote --with-qt=no
+  with_qt=""
+  AC_MSG_WARN(Value no, specified for option --with-qt, is not supported)
+fi
+
+if test "x$with_qt" != "x" ; then
+  dnl Using "--with-qt" prefix path
+  QTDIR="$with_qt"
+elif test "$QTDIR" = "/usr/lib/qt3" ; then
+  dnl Using QTDIR environment variable
+  AC_MSG_RESULT(current QTDIR is $QTDIR)
+  dnl 
+  if test -d /usr/lib/qt4 ; then
+    AC_MSG_RESULT(it is strange for a qt4 installation !)
+    AC_MSG_RESULT(/usr/lib/qt4 is present)
+    AC_MSG_RESULT(replacing QTDIR by /usr/lib/qt4)
+    QTDIR=/usr/lib/qt4
+  fi
+elif test -z $QTDIR ; then
+  AC_MSG_WARN(undefined QTDIR variable which specify where Qt product was installed, trying to guess using pkg-config)
+  PKG_PROG_PKG_CONFIG()
+  AS_IF([test "x$PKG_CONFIG" != "x"],
+    [
+      QT_REQUIRED_VERSION=4.0.0
+      if $PKG_CONFIG --exists "QtCore >= $QT_REQUIRED_VERSION"
+      then
+       QT_USING_PKGCONFIG=yes
+        QT_VERSION=`$PKG_CONFIG --modversion QtCore --atleast-version=$QT_REQUIRED_VERSION`
+        QT_VERSION_ID=`echo $QT_VERSION | awk -F. '{v=$[1]*10000+$[2]*100+$[3];print v}'`
+
+       MOC=`$PKG_CONFIG --variable=moc_location "QtCore >= $QT_REQUIRED_VERSION"`
+       UIC=`$PKG_CONFIG --variable=uic_location "QtCore >= $QT_REQUIRED_VERSION"`
+       QRCC=`$PKG_CONFIG --variable=rcc_location "QtCore >= $QT_REQUIRED_VERSION"`
+       LRELEASE=`$PKG_CONFIG --variable=lrelease_location "QtCore >= $QT_REQUIRED_VERSION"`
+
+        QTCORE_CPPFLAGS=`$PKG_CONFIG --cflags "QtCore >= $QT_REQUIRED_VERSION"`
+        QTGUI_CPPFLAGS=`$PKG_CONFIG --cflags "QtGui >= $QT_REQUIRED_VERSION"`
+        QTOPENGL_CPPFLAGS=`$PKG_CONFIG --cflags "QtOpenGL >= $QT_REQUIRED_VERSION"`
+        QTXML_CPPFLAGS=`$PKG_CONFIG --cflags "QtXml >= $QT_REQUIRED_VERSION"`
+        QTASSISTANT_CPPFLAGS=`$PKG_CONFIG --cflags "QtAssistant >= $QT_REQUIRED_VERSION"`
+        QTNETWORK_CPPFLAGS=`$PKG_CONFIG --cflags "QtNetwork >= $QT_REQUIRED_VERSION"`
+       QTWEBKIT_CPPFLAGS=`$PKG_CONFIG --cflags "QtWebKit >= $QT_REQUIRED_VERSION"`
+
+       QTCORE_LDFLAGS=`$PKG_CONFIG --libs "QtCore >= $QT_REQUIRED_VERSION"`
+        QTGUI_LDFLAGS=`$PKG_CONFIG --libs "QtGui >= $QT_REQUIRED_VERSION"`
+        QTOPENGL_LDFLAGS=`$PKG_CONFIG --libs "QtOpenGL >= $QT_REQUIRED_VERSION"`
+        QTXML_LDFLAGS=`$PKG_CONFIG --libs "QtXml >= $QT_REQUIRED_VERSION"`
+        QTASSISTANT_LDFLAGS=`$PKG_CONFIG --libs "QtAssistant >= $QT_REQUIRED_VERSION"`
+        QTNETWORK_LDFLAGS=`$PKG_CONFIG --libs "QtNetwork >= $QT_REQUIRED_VERSION"`
+       QTWEBKIT_LDFLAGS=`$PKG_CONFIG --libs "QtWebKit >= $QT_REQUIRED_VERSION"`
+      else
+       AC_MSG_WARN(Qt not found)
+      fi
+    ],
+    [
+      AC_MSG_WARN([pkg-config not found])
+    ]
+  )
+fi
+if test -z $QTDIR ; then
+  AC_MSG_WARN(undefined QTDIR variable which specify where Qt product was installed)
+  for d in /usr/local/lib/qt4 /usr/lib/qt4 /usr ; do
+    if test -f ${d}/lib/libQtCore.so ; then
+      AC_MSG_RESULT(trying ${d})
+      QTDIR="${d}"
+      break
+    elif test -f ${d}/lib64/libQtCore.so ; then
+      AC_MSG_RESULT(trying ${d})
+      QTDIR="${d}"
+      break
+    elif test -f ${d}/libQtCore.so ; then
+      AC_MSG_RESULT(trying ${d})
+      QTDIR="${d}"
+      break
+    fi
+  done
+fi
+#
+# check QTDIR environment variable
+#
+if test "x$QTDIR" = "x" -a "x$QT_USING_PKGCONFIG" != "xyes"
 then
-   AC_MSG_RESULT(please define QTDIR variable)
+   AC_MSG_RESULT(Please define correct path in "--with-qt" option or use correct $QTDIR variable)
    qt_ok=no
-else
-   AC_MSG_RESULT(QTDIR is $QTDIR)
-   qt_inc_ok=no
-   QTINC=""
-   AC_CHECK_FILE(${QTDIR}/include/qt3/qglobal.h,QTINC="/qt3",QTINC="")
-   QT_VERSION=`grep "QT_VERSION_STR" ${QTDIR}/include${QTINC}/qglobal.h | sed -e 's%^#define QT_VERSION_STR\([[:space:]]*\)%%g' -e 's%\"%%g'`
-   AC_MSG_RESULT(Qt version is $QT_VERSION)
 fi
 
+#
+# check Qt version
+#
 if  test "x$qt_ok" = "xyes"
 then
-  if test -f ${QTDIR}/bin/moc
+   AC_MSG_CHECKING(whether Qt version >= 4.0)
+   if test "x$QT_USING_PKGCONFIG" != "xyes"
+   then
+     qt_inc_ok=no
+     QTINC=""
+     AC_CHECK_FILE(${QTDIR}/include/qt4/QtCore/qglobal.h,QTINC="/qt4",QTINC="")
+     if test "x$QTINC" = "x"
+     then
+       AC_CHECK_FILE(${QTDIR}/include${QTINC}/QtCore/qglobal.h,qt_inc_ok=yes,qt_inc_ok=no)
+     else
+       qt_inc_ok=yes
+     fi
+
+     if test "x$qt_inc_ok" = "xyes"
+     then
+       QT_VERSION=`grep "QT_VERSION_STR" ${QTDIR}/include${QTINC}/QtCore/qglobal.h | sed -e 's%^#define QT_VERSION_STR[[:space:]]*\"\([[:digit:]\.]*\)\"%\1%g'`
+     fi
+   fi
+
+
+  if test "x$qt_inc_ok" = "xyes" -o "x$QT_USING_PKGCONFIG" = "xyes"
   then
-    MOC=${QTDIR}/bin/moc
-  else
-    AC_PATH_PROG(MOC, moc)
+     QT_VERSION_ID=`echo $QT_VERSION | awk -F. '{v=$[1]*10000+$[2]*100+$[3];print v}'`
+     if test $QT_VERSION_ID -ge 40000
+     then
+       AC_MSG_RESULT(yes)
+     else
+       AC_MSG_RESULT(no)
+       qt_ok=no
+     fi
+     AC_MSG_CHECKING(Qt version)
+     AC_MSG_RESULT($QT_VERSION)
+   else
+     qt_ok=no
+   fi
+fi
+
+#
+# check moc presence (meta-object compiler)
+#
+qt_add=no
+
+if  test "x$qt_ok" = "xyes"
+then
+  if test "x$QT_USING_PKGCONFIG" != "xyes"
+  then
+    if test -f ${QTDIR}/bin/moc
+    then
+      MOC=${QTDIR}/bin/moc
+    else
+      AC_PATH_PROG(MOC, moc)
+    fi
   fi
+
   if test "x$MOC" = "x"
   then
     qt_ok=no
-    AC_MSG_RESULT(moc qt-compiler not in PATH variable)
+    AC_MSG_RESULT(moc (Qt meta-object compiler) is not in the PATH variable)
   else
     qt_ok=yes
-    AC_MSG_RESULT(moc found)
+    AC_MSG_RESULT(moc (Qt meta-object compiler) is found)
+  fi
+
+  if test "x$qt_ok" = "xyes"
+  then
+    dnl check moc version
+    AC_MSG_CHECKING( equality Qt and moc tool version)
+    MOC_VERSION=`$MOC -v 2>&1 | awk 'BEGIN{FS="[[ ()]]"};{print $(NF-1)}'`
+    if test "x$QT_VERSION" = "x$MOC_VERSION"
+    then
+      AC_MSG_RESULT(yes)
+      qt_ok=yes
+    else
+      AC_MSG_RESULT(moc tool and Qt product are incompatible $MOC_VERSION)
+      QT_VERSION_MAJ=`echo $QT_VERSION | awk -F. '{v=$[1];print v}'`
+      AC_MSG_CHECKING(for moc-qt$QT_VERSION_MAJ compatible version)
+      if test -f ${QTDIR}/bin/moc-qt$QT_VERSION_MAJ
+      then
+       MOC=${QTDIR}/bin/moc-qt$QT_VERSION_MAJ
+        qt_ok=yes
+       qt_add=$QT_VERSION_MAJ
+        AC_MSG_RESULT(yes)
+      else
+        AC_MSG_RESULT(no)
+        qt_ok=no
+      fi
+    fi
   fi
 fi
+AC_MSG_CHECKING(moc tool and Qt product done)
+AC_MSG_RESULT(yes)
 
+#
+# check uic presence (user interface compiler)
+#
 if  test "x$qt_ok" = "xyes"
 then
-  if test -f ${QTDIR}/bin/uic
+  if test "x$QT_USING_PKGCONFIG" != "xyes"
   then
-    UIC=${QTDIR}/bin/uic
-  else
-    AC_PATH_PROG(UIC, uic)
+    if test "x$qt_add" = "xno"
+    then
+       AC_MSG_CHECKING(uic)
+       if test -f ${QTDIR}/bin/uic
+       then
+         UIC=${QTDIR}/bin/uic
+       else
+         AC_PATH_PROG(UIC, uic)
+       fi
+       AC_MSG_RESULT(yes)
+    else
+       AC_MSG_CHECKING(uic-qt$qt_add)
+       if test -f ${QTDIR}/bin/uic-qt$qt_add
+       then
+         UIC=${QTDIR}/bin/uic-qt$qt_add
+       else
+         AC_PATH_PROG(UIC, uic)
+       fi
+       AC_MSG_RESULT(yes)
+    fi
   fi
+
   if test "x$UIC" = "x"
   then
     qt_ok=no
-    AC_MSG_RESULT(uic qt-interface compiler not in PATH variable)
+    AC_MSG_RESULT(uic (Qt user interface compiler) is not in the PATH variable)
   else
     qt_ok=yes
-    AC_MSG_RESULT(uic found)
+    AC_MSG_RESULT(uic (Qt user interface compiler) is found)
   fi
-fi
 
-AC_SUBST(QTDIR)
-QT_ROOT=$QTDIR
+  if test "x$qt_ok" = "xyes"
+  then
+    dnl check uic version
+    AC_MSG_CHECKING(cheching equality Qt and uic tool version)
+    UIC_VERSION=`$UIC -version 2>&1 | awk '{print $NF}'`
+    if test "x$QT_VERSION" = "x$UIC_VERSION"
+    then
+      AC_MSG_RESULT(yes)
+      qt_ok=yes
+    else
+      AC_MSG_RESULT(uic tool and Qt product are incompatible)
+      qt_ok=no
+    fi
+  fi
+fi
 
+#
+# check rcc presence (resources compiler)
+#
 if  test "x$qt_ok" = "xyes"
 then
-  CPPFLAGS_old=$CPPFLAGS
-  CPPFLAGS="$CPPFLAGS -I$QTDIR/include${QTINC}"
+  if test "x$QT_USING_PKGONFIG" != "xyes"
+  then
+    if test "x$qt_add" = "xno"
+    then
+       if test -f ${QTDIR}/bin/rcc
+       then
+         QRCC=${QTDIR}/bin/rcc
+       else
+         AC_PATH_PROG(QRCC, rcc)
+       fi
+    else
+       if test -f ${QTDIR}/bin/rcc-qt$qt_add
+       then
+         QRCC=${QTDIR}/bin/rcc-qt$qt_add
+       else
+         AC_PATH_PROG(QRCC, rcc)
+       fi
+    fi
+  fi
 
-  AC_LANG_CPLUSPLUS
-  AC_CHECK_HEADER(qaction.h,qt_ok=yes ,qt_ok=no)
+  if test "x$QRCC" = "x"
+  then
+    qt_ok=no
+    AC_MSG_RESULT(rcc (Qt resources compiler) is not in the PATH variable)
+  else
+    qt_ok=yes
+    AC_MSG_RESULT(rcc (Qt resources compiler) is found)
+  fi
 
-  CPPFLAGS=$CPPFLAGS_old
+  if test "x$qt_ok" = "xyes"
+  then
+    dnl check rcc version
+    AC_MSG_CHECKING(cheching equality Qt and rcc tool version)
+    QRCC_VERSION=`$QRCC -v 2>&1 | awk '{print $NF}'`
+    if test "x$QT_VERSION" = "x$QRCC_VERSION"
+    then
+      AC_MSG_RESULT(yes)
+      qt_ok=yes
+    else
+      AC_MSG_RESULT(rcc tool and Qt product are incompatible)
+      qt_ok=no
+    fi
+  fi
+fi
 
-  AC_MSG_CHECKING(include of qt headers)
+#
+# check lrelease presence (translation files compiler)
+#
+if  test "x$qt_ok" = "xyes"
+then
+  if test "x$QT_USING_PKGCONFIG" != "xyes"
+  then
+    if test "x$qt_add" = "xno"
+    then
+       if test -f ${QTDIR}/bin/lrelease
+       then
+         LRELEASE=${QTDIR}/bin/lrelease
+       else
+         AC_PATH_PROG(LRELEASE, lrelease)
+       fi
+    else
+       if test -f ${QTDIR}/bin/lrelease-qt$qt_add
+       then
+         LRELEASE=${QTDIR}/bin/lrelease-qt$qt_add
+       else
+         AC_PATH_PROG(LRELEASE, lrelease)
+       fi
+    fi
+  fi
 
-  if  test "x$qt_ok" = "xno"
+  if test "x$LRELEASE" = "x"
   then
-    AC_MSG_RESULT(qt headers not found, or too old qt version, in $QTDIR/include)
-    AC_MSG_RESULT(QTDIR environment variable may be wrong)
+    qt_ok=no
+    AC_MSG_RESULT(lrelease (Qt translation files compiler) is not in the PATH variable)
   else
-    AC_MSG_RESULT(yes)
-    QT_INCLUDES="-I${QT_ROOT}/include${QTINC} -DQT_THREAD_SUPPORT -DQT_CLEAN_NAMESPACE"
-    QT_MT_INCLUDES="-I${QT_ROOT}/include${QTINC} -DQT_THREAD_SUPPORT -DQT_CLEAN_NAMESPACE"
+    qt_ok=yes
+    AC_MSG_RESULT(lrelease (Qt translation files compiler) is found)
+  fi
+  
+  if test "x$qt_ok" = "xyes"
+  then
+    dnl check lrelease version
+    AC_MSG_CHECKING( equality of Qt and lrelease tool version)
+    LRELEASE_VERSION=`$LRELEASE -version 2>&1 | awk '{print $NF}'`
+    if test "x$QT_VERSION" = "x$LRELEASE_VERSION"
+    then
+      AC_MSG_RESULT(yes)
+      qt_ok=yes
+    else
+      AC_MSG_RESULT(lrelease tool and Qt product are incompatible)
+      qt_ok=no
+    fi
   fi
 fi
 
+QT_ROOT=$QTDIR
+
+#
+# check Qt header files
+#
 if  test "x$qt_ok" = "xyes"
 then
-  AC_MSG_CHECKING(linking qt library)
-  LIBS_old=$LIBS
-  if test "x$QTDIR" = "x/usr"
+  AC_CHECKING(include Qt header files)
+
+  CPPFLAGS_old=$CPPFLAGS
+  if test "x$QT_USING_PKGCONFIG" != "xyes"
   then
-    LIBS="$LIBS -lqt-mt $OGL_LIBS"
+    CPPFLAGS="$CPPFLAGS -I${QTDIR}/include${QTINC} -I${QTDIR}/include${QTINC}/QtCore"
   else
-    LIBS="$LIBS -L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt $OGL_LIBS"
+    CPPFLAGS="$CPPFLAGS $QTCORE_CPPFLAGS"
   fi
+  AC_CHECK_HEADER(QObject,qt_ok=yes,qt_ok=no)
+  CPPFLAGS=$CPPFLAGS_old
+
+  if  test "x$qt_ok" = "xno"
+  then
+    AC_MSG_RESULT(qt header files are not found in $QTDIR/include${QTINC}/QtCore)
+    AC_MSG_RESULT(QTDIR environment variable may be wrong (probably too old Qt version))
+  else
+    AC_MSG_RESULT(qt header files seem to be OK)
+    if test "x$QT_USING_PKGCONFIG" != "xyes"
+    then
+       QT_BASE="-I${QTDIR}/include${QTINC}"
+       # user header files
+       QTCORE_CPPFLAGS="${QT_BASE}/QtCore"
+       QTGUI_CPPFLAGS="${QT_BASE}/QtGui"
+       QTOPENGL_CPPFLAGS="${QT_BASE}/QtOpenGL"
+       QTWEBKIT_CPPFLAGS="${QT_BASE}/QtWebKit"
+       QTXML_CPPFLAGS="${QT_BASE}/QtXml"
+
+       QTASSISTANT_CPPFLAGS="${QT_BASE}/QtAssistant"
+       QTNETWORK_CPPFLAGS="${QT_BASE}/QtNetwork"
+     fi
+
+     QT_INCLUDES="$QT_BASE $QTCORE_CPPFLAGS $QTGUI_CPPFLAGS $QTOPENGL_CPPFLAGS $QTXML_CPPFLAGS $QTWEBKIT_CPPFLAGS"
+
+     QT_ASSISTANT_INCLUDES="$QTASSISTANT_CPPFLAGS $QTNETWORK_CPPFLAGS"
+     QT_MT_INCLUDES="${QT_INCLUDES}"
+  fi
+fi
+
+#
+# test Qt libraries
+#
+if  test "x$qt_ok" = "xyes"
+then
+  AC_MSG_CHECKING(linking against Qt library)
 
   CXXFLAGS_old=$CXXFLAGS
   CXXFLAGS="$CXXFLAGS $QT_INCLUDES"
 
+  LIBS_old=$LIBS
+  if test "x$QT_USING_PKGCONFIG" = "xyes"
+  then
+    LIBS="$LIBS $QTCORE_LDFLAGS"
+  else
+    if test "x$QTDIR" = "x/usr" ; then
+      QT_LIB_DIR=""
+    elif test -d ${QTDIR}/lib; then
+      QT_LIB_DIR="-L$QTDIR/lib"
+    elif test -d ${QTDIR}/lib64; then
+      QT_LIB_DIR="-L$QTDIR/lib64"
+    elif test "x$QTDIR" = "x/usr/lib/qt4" ; then
+      QT_LIB_DIR=""
+    else
+      AC_MSG_ERROR(Can't detect Qt library directory )  #'
+      qt_ok=no
+    fi
+    LIBS="$LIBS $QT_LIB_DIR -lQtCore"
+  fi
+
   AC_CACHE_VAL(salome_cv_lib_qt,[
     AC_TRY_LINK(
-#include <qapplication.h>
+#include <QCoreApplication>
 ,   int n;
     char **s;
-    QApplication a(n, s);
+    QCoreApplication a(n, s);
     a.exec();,
     eval "salome_cv_lib_qt=yes",eval "salome_cv_lib_qt=no")
   ])
   qt_ok="$salome_cv_lib_qt"
 
+  # BEGIN: for CCRT (installation of qt have only a "lib" directory)
   if  test "x$qt_ok" = "xno"
   then
+    QT_LIB_DIR="-L$QTDIR/lib"
+    LIBS="$LIBS_old $QT_LIB_DIR -lQtCore"
+
+    AC_CACHE_VAL(salome_cv_lib_qt,[
+      AC_TRY_LINK(
+#include <QCoreApplication>
+,     int n;
+      char **s;
+      QCoreApplication a(n, s);
+      a.exec();,
+      eval "salome_cv_lib_qt=yes",eval "salome_cv_lib_qt=no")
+    ])
+    qt_ok="$salome_cv_lib_qt"
+  fi
+  # END: for CCRT
+
+  if  test "x$qt_ok" = "xno"
+  then
+    AC_MSG_RESULT(no)
     AC_MSG_RESULT(unable to link with qt library)
-    AC_MSG_RESULT(QTDIR environment variable may be wrong)
+    AC_MSG_RESULT(QTDIR environment variable may be wrong (probably too old Qt version))
   else
     AC_MSG_RESULT(yes)
-    if test "x$QTDIR" = "x/usr"
+    # core libs
+    if test "x$QT_USING_PKGCONFIG" = "xyes"
     then
-         QT_LIBS=" -lqt-mt"
-      QT_MT_LIBS=" -lqt-mt"
+      QT_CORE_LIBS="$QTCORE_LDFLAGS $QTXML_LDFLAGS"
+      QT_GUI_LIBS="$QTGUI_LDFLAGS $QTOPENGL_LDFLAGS $QTWEBKIT_LDFLAGS"
+      QT_ASSISTANT_LIBS="$QTASSISTANT_LDFLAGS $QTNETWORK_LDFLAGS"
     else
-         QT_LIBS="-L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt"
-      QT_MT_LIBS="-L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt"
+      QT_CORE_LIBS="$QT_LIB_DIR -lQtCore -lQtXml"
+      # gui libs
+      QT_GUI_LIBS="$QT_LIB_DIR -lQtGui -lQtOpenGL -lQtWebKit"
+      # other libs (currently not used)
+      QT_OTHER_LIBS="$QT_LIB_DIR"
+      # other libs (can be used if necessary)
+      #QT_OTHER_LIBS="$QT_LIB_DIR -lQt3Support -lQtAssistantClient -lQtDesigner -lQtNetwork -lQtSql -lQtSvg -lQtTest -ltQtUiTools"
+      QT_ASSISTANT_LIBS="$QT_LIB_DIR -lQtAssistantClient -lQtNetwork"
     fi
+    # all libs
+    QT_LIBS="$QT_CORE_LIBS $QT_GUI_LIBS $QT_OTHER_LIBS"
+    # this flag is obsolete with Qt 4
+    QT_MT_LIBS="$QT_LIBS"
   fi
-
   LIBS=$LIBS_old
   CXXFLAGS=$CXXFLAGS_old
-
 fi
 
+AC_SUBST(QTDIR)
 AC_SUBST(MOC)
 AC_SUBST(UIC)
+AC_SUBST(QRCC)
+AC_SUBST(LRELEASE)
 
 AC_SUBST(QT_ROOT)
 AC_SUBST(QT_INCLUDES)
 AC_SUBST(QT_MT_INCLUDES)
+AC_SUBST(QT_ASSISTANT_INCLUDES)
+AC_SUBST(QT_LIB_DIR)
+AC_SUBST(QT_CORE_LIBS)
+AC_SUBST(QT_GUI_LIBS)
+AC_SUBST(QT_OTHER_LIBS)
 AC_SUBST(QT_LIBS)
 AC_SUBST(QT_MT_LIBS)
+AC_SUBST(QT_ASSISTANT_LIBS)
 AC_SUBST(QT_VERSION)
+AC_SUBST(QT_VERSION_ID)
 
 AC_LANG_RESTORE