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$qt_ok" = "xyes"
  82 then
  83
  84   CPPFLAGS_old=$CPPFLAGS
  85   CPPFLAGS="$CPPFLAGS -I$QTDIR/include"
  86
  87   AC_LANG_CPLUSPLUS
  88   AC_CHECK_HEADER(qaction.h,qt_ok=yes ,qt_ok=no)
  89
  90   CPPFLAGS=$CPPFLAGS_old
  91
  92   if  test "x$qt_ok" = "xno"
  93   then
  94     AC_MSG_WARN(qt headers not found, or too old qt version, in $QTDIR/include)
  95     AC_MSG_WARN(QTDIR environment variable may be wrong)
  96   else
  97     QT_INCLUDES="-I${QT_ROOT}/include -DQT_THREAD_SUPPORT"
  98     QT_MT_INCLUDES="-I${QT_ROOT}/include -DQT_THREAD_SUPPORT"
  99   fi
 100 fi
 101
 102 if  test "x$qt_ok" = "xyes"
 103 then
 104   AC_MSG_CHECKING(linking qt library)
 105   LIBS_old=$LIBS
 106   LIBS="$LIBS -L$QTDIR/lib -lqt-mt $OGL_LIBS"
 107
 108   CXXFLAGS_old=$CXXFLAGS
 109   CXXFLAGS="$CXXFLAGS -I$QTDIR/include"
 110
 111   AC_CACHE_VAL(salome_cv_lib_qt,[
 112     AC_TRY_LINK(
 113 #include <qapplication.h>
 114 ,   int n;
 115     char **s;
 116     QApplication a(n, s);
 117     a.exec();,
 118     eval "salome_cv_lib_qt=yes",eval "salome_cv_lib_qt=no")
 119   ])
 120   qt_ok="$salome_cv_lib_qt"
 121
 122   if  test "x$qt_ok" = "xno"
 123   then
 124     AC_MSG_RESULT(unable to link with qt library)
 125     AC_MSG_RESULT(QTDIR environment variable may be wrong)
 126   else
 127     AC_MSG_RESULT(yes)
 128        QT_LIBS="-L$QTDIR/lib -lqt-mt"
 129     QT_MT_LIBS="-L$QTDIR/lib -lqt-mt"
 130   fi
 131
 132   LIBS=$LIBS_old
 133   CXXFLAGS=$CXXFLAGS_old
 134
 135 fi
 136
 137 AC_SUBST(MOC)
 138 AC_SUBST(UIC)
 139
 140 AC_SUBST(QT_ROOT)
 141 AC_SUBST(QT_INCLUDES)
 142 AC_SUBST(QT_LIBS)
 143 AC_SUBST(QT_MT_LIBS)
 144
 145 AC_LANG_RESTORE
 146
 147 AC_MSG_RESULT(for qt: $qt_ok)
 148
 149 # Save cache
 150 AC_CACHE_SAVE
 151
 152 ])dnl
 153 dnl