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