salome_adm/unix/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
  30 AC_CHECKING(for QT)
  31 qt_ok=yes
  32
  33 AC_LANG_SAVE
  34 AC_LANG_CPLUSPLUS
  35
  36 if test "x$QTDIR" = "x"
  37 then
  38    AC_MSG_RESULT(please define QTDIR variable)
  39    qt_ok=no
  40 fi
  41
  42 if  test "x$qt_ok" = "xyes"
  43 then
  44   if test -f ${QTDIR}/bin/moc
  45   then
  46     MOC=${QTDIR}/bin/moc
  47   else
  48     AC_PATH_PROG(MOC, moc)
  49   fi
  50   if test "x$MOC" = "x"
  51   then
  52     qt_ok=no
  53     AC_MSG_RESULT(moc qt-compiler not in PATH variable)
  54   else
  55     qt_ok=yes
  56     AC_MSG_RESULT(moc found)
  57   fi
  58 fi
  59
  60 if  test "x$qt_ok" = "xyes"
  61 then
  62   if test -f ${QTDIR}/bin/uic
  63   then
  64     UIC=${QTDIR}/bin/uic
  65   else
  66     AC_PATH_PROG(UIC, uic)
  67   fi
  68   if test "x$UIC" = "x"
  69   then
  70     qt_ok=no
  71     AC_MSG_RESULT(uic qt-interface compiler not in PATH variable)
  72   else
  73     qt_ok=yes
  74     AC_MSG_RESULT(uic found)
  75   fi
  76 fi
  77
  78 AC_SUBST(QTDIR)
  79 QT_ROOT=$QTDIR
  80
  81 if  test "x$qt_ok" = "xyes"
  82 then
  83   AC_MSG_CHECKING(include of qt headers)
  84
  85   CPPFLAGS_old=$CPPFLAGS
  86   CPPFLAGS="$CPPFLAGS -I$QTDIR/include"
  87
  88   AC_LANG_CPLUSPLUS
  89   AC_CHECK_HEADER(qaction.h,qt_ok=yes ,qt_ok=no)
  90
  91   CPPFLAGS=$CPPFLAGS_old
  92
  93   if  test "x$qt_ok" = "xno"
  94   then
  95     AC_MSG_RESULT(qt headers not found, or too old qt version, in $QTDIR/include)
  96     AC_MSG_RESULT(QTDIR environment variable may be wrong)
  97   else
  98     AC_MSG_RESULT(yes)
  99        QT_INCLUDES="-I${QT_ROOT}/include -DQT_THREAD_SUPPORT"
 100     QT_MT_INCLUDES="-I${QT_ROOT}/include -DQT_THREAD_SUPPORT"
 101   fi
 102 fi
 103
 104 if  test "x$qt_ok" = "xyes"
 105 then
 106   AC_MSG_CHECKING(linking qt library)
 107   LIBS_old=$LIBS
 108   LIBS="$LIBS -L$QTDIR/lib -lqt-mt $OGL_LIBS"
 109
 110   CXXFLAGS_old=$CXXFLAGS
 111   CXXFLAGS="$CXXFLAGS -I$QTDIR/include"
 112
 113   AC_CACHE_VAL(salome_cv_lib_qt,[
 114     AC_TRY_LINK(
 115 #include <qapplication.h>
 116 ,   int n;
 117     char **s;
 118     QApplication a(n, s);
 119     a.exec();,
 120     eval "salome_cv_lib_qt=yes",eval "salome_cv_lib_qt=no")
 121   ])
 122   qt_ok="$salome_cv_lib_qt"
 123
 124   if  test "x$qt_ok" = "xno"
 125   then
 126     AC_MSG_RESULT(unable to link with qt library)
 127     AC_MSG_RESULT(QTDIR environment variable may be wrong)
 128   else
 129     AC_MSG_RESULT(yes)
 130        QT_LIBS="-L$QTDIR/lib -lqt-mt"
 131     QT_MT_LIBS="-L$QTDIR/lib -lqt-mt"
 132   fi
 133
 134   LIBS=$LIBS_old
 135   CXXFLAGS=$CXXFLAGS_old
 136
 137 fi
 138
 139 AC_SUBST(MOC)
 140 AC_SUBST(UIC)
 141
 142 AC_SUBST(QT_ROOT)
 143 AC_SUBST(QT_INCLUDES)
 144 AC_SUBST(QT_LIBS)
 145 AC_SUBST(QT_MT_LIBS)
 146
 147 AC_LANG_RESTORE
 148
 149 AC_MSG_RESULT(for qt: $qt_ok)
 150
 151 # Save cache
 152 AC_CACHE_SAVE
 153
 154 ])dnl
 155 dnl