config_files/check_qt.m4

   1 dnl  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   2 dnl  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   3 dnl
   4 dnl  This library is free software; you can redistribute it and/or
   5 dnl  modify it under the terms of the GNU Lesser General Public
   6 dnl  License as published by the Free Software Foundation; either
   7 dnl  version 2.1 of the License.
   8 dnl
   9 dnl  This library is distributed in the hope that it will be useful,
  10 dnl  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 dnl  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 dnl  Lesser General Public License for more details.
  13 dnl
  14 dnl  You should have received a copy of the GNU Lesser General Public
  15 dnl  License along with this library; if not, write to the Free Software
  16 dnl  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  17 dnl
  18 dnl  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  19 dnl
  20 dnl
  21 dnl
  22
  23 AC_DEFUN([CHECK_QT],[
  24 AC_REQUIRE([AC_PROG_CC])dnl
  25 AC_REQUIRE([AC_PROG_CXX])dnl
  26 AC_REQUIRE([AC_PROG_CPP])dnl
  27 AC_REQUIRE([AC_PROG_CXXCPP])dnl
  28 AC_REQUIRE([CHECK_OPENGL])dnl
  29 AC_REQUIRE([AC_LINKER_OPTIONS])dnl
  30
  31 AC_CHECKING(for Qt)
  32
  33 if test "x$OpenGL_ok" != "xyes" ; then
  34    AC_MSG_WARN(Qt needs OpenGL correct configuration, check configure output)
  35 fi
  36
  37 qt_ok=yes
  38
  39 AC_LANG_SAVE
  40 AC_LANG_CPLUSPLUS
  41
  42 if test "x$QTDIR" = "x"
  43 then
  44    AC_MSG_RESULT(please define QTDIR variable)
  45    qt_ok=no
  46 else
  47    AC_MSG_RESULT(QTDIR is $QTDIR)
  48    qt_inc_ok=no
  49    QTINC=""
  50    AC_CHECK_FILE(${QTDIR}/include/qt3/qglobal.h,QTINC="/qt3",QTINC="")
  51    QT_VERS=`grep "QT_VERSION_STR" ${QTDIR}/include${QTINC}/qglobal.h | sed -e 's%^#define QT_VERSION_STR\([[:space:]]*\)%%g' -e 's%\"%%g'`
  52    AC_MSG_RESULT(Qt version is $QT_VERS)
  53    QT_VERS="Qt_"`echo $QT_VERS | sed -e 's%\"%%g' -e 's%\.%_%g'`
  54 fi
  55
  56 if  test "x$qt_ok" = "xyes"
  57 then
  58   if test -f ${QTDIR}/bin/moc
  59   then
  60     MOC=${QTDIR}/bin/moc
  61   else
  62     AC_PATH_PROG(MOC, moc)
  63   fi
  64   if test "x$MOC" = "x"
  65   then
  66     qt_ok=no
  67     AC_MSG_RESULT(moc qt-compiler not in PATH variable)
  68   else
  69     qt_ok=yes
  70     AC_MSG_RESULT(moc found)
  71   fi
  72 fi
  73
  74 if  test "x$qt_ok" = "xyes"
  75 then
  76   if test -f ${QTDIR}/bin/uic
  77   then
  78     UIC=${QTDIR}/bin/uic
  79   else
  80     AC_PATH_PROG(UIC, uic)
  81   fi
  82   if test "x$UIC" = "x"
  83   then
  84     qt_ok=no
  85     AC_MSG_RESULT(uic qt-interface compiler not in PATH variable)
  86   else
  87     qt_ok=yes
  88     AC_MSG_RESULT(uic found)
  89   fi
  90 fi
  91
  92 AC_SUBST(QTDIR)
  93 QT_ROOT=$QTDIR
  94
  95 if  test "x$qt_ok" = "xyes"
  96 then
  97   CPPFLAGS_old=$CPPFLAGS
  98   CPPFLAGS="$CPPFLAGS -I$QTDIR/include${QTINC}"
  99
 100   AC_LANG_CPLUSPLUS
 101   AC_CHECK_HEADER(qaction.h,qt_ok=yes ,qt_ok=no)
 102
 103   CPPFLAGS=$CPPFLAGS_old
 104
 105   AC_MSG_CHECKING(include of qt headers)
 106
 107   if  test "x$qt_ok" = "xno"
 108   then
 109     AC_MSG_RESULT(qt headers not found, or too old qt version, in $QTDIR/include)
 110     AC_MSG_RESULT(QTDIR environment variable may be wrong)
 111   else
 112     AC_MSG_RESULT(yes)
 113     QT_INCLUDES="-I${QT_ROOT}/include${QTINC} -DQT_THREAD_SUPPORT -DQT_CLEAN_NAMESPACE"
 114     QT_MT_INCLUDES="-I${QT_ROOT}/include${QTINC} -DQT_THREAD_SUPPORT -DQT_CLEAN_NAMESPACE"
 115   fi
 116 fi
 117
 118 if  test "x$qt_ok" = "xyes"
 119 then
 120   AC_MSG_CHECKING(linking qt library)
 121   LIBS_old=$LIBS
 122   if test "x$QTDIR" = "x/usr"
 123   then
 124     LIBS="$LIBS -lqt-mt $OGL_LIBS"
 125   else
 126     LIBS="$LIBS -L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt $OGL_LIBS"
 127   fi
 128
 129   CXXFLAGS_old=$CXXFLAGS
 130   CXXFLAGS="$CXXFLAGS $QT_INCLUDES"
 131
 132   AC_CACHE_VAL(salome_cv_lib_qt,[
 133     AC_TRY_LINK(
 134 #include <qapplication.h>
 135 ,   int n;
 136     char **s;
 137     QApplication a(n, s);
 138     a.exec();,
 139     eval "salome_cv_lib_qt=yes",eval "salome_cv_lib_qt=no")
 140   ])
 141   qt_ok="$salome_cv_lib_qt"
 142
 143   if  test "x$qt_ok" = "xno"
 144   then
 145     AC_MSG_RESULT(unable to link with qt library)
 146     AC_MSG_RESULT(QTDIR environment variable may be wrong)
 147   else
 148     AC_MSG_RESULT(yes)
 149     if test "x$QTDIR" = "x/usr"
 150     then
 151          QT_LIBS=" -lqt-mt"
 152       QT_MT_LIBS=" -lqt-mt"
 153     else
 154          QT_LIBS="-L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt"
 155       QT_MT_LIBS="-L$QTDIR/lib${LIB_LOCATION_SUFFIX} -lqt-mt"
 156     fi
 157   fi
 158
 159   LIBS=$LIBS_old
 160   CXXFLAGS=$CXXFLAGS_old
 161
 162 fi
 163
 164 AC_SUBST(MOC)
 165 AC_SUBST(UIC)
 166
 167 AC_SUBST(QT_ROOT)
 168 AC_SUBST(QT_INCLUDES)
 169 AC_SUBST(QT_MT_INCLUDES)
 170 AC_SUBST(QT_LIBS)
 171 AC_SUBST(QT_MT_LIBS)
 172 AC_SUBST(QT_VERS)
 173
 174 AC_LANG_RESTORE
 175
 176 AC_MSG_RESULT(for Qt: $qt_ok)
 177
 178 # Save cache
 179 AC_CACHE_SAVE
 180
 181 ])dnl
 182 dnl