smesh/adm_local/unix/config_files/check_qwt.m4

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dnl Copyright (C) 2007-2016 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
AC_DEFUN([CHECK_QWT],[
AC_REQUIRE([CHECK_QT])dnl
AC_REQUIRE([AC_LINKER_OPTIONS])dnl
AC_CHECKING(for qwt)
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
qwt_ok=yes
dnl where is qwt ?
AC_ARG_WITH(qwt,
[ --with-qwt=DIR directory path to QWT installation ],
[QWTHOME="$withval"
AC_MSG_RESULT("select $withval as path to QWT")
])
AC_ARG_WITH(qwt_inc,
[ --with-qwt_inc=DIR directory path to QWT includes ],
[QWT_INCDIR="$withval"
AC_MSG_RESULT("select $withval as path to QWT includes")
])
libqwt_name=qwt
if test -z $QWTHOME; then
AC_MSG_RESULT(QWTHOME not defined)
AC_MSG_NOTICE(Trying native Qwt...)
exist_ok=no
if test "x$exist_ok" = "xno"; then
for d in /usr /usr/local ; do
for extension in qwt-qt4 qwt; do
AC_CHECK_FILE(${d}/lib${LIB_LOCATION_SUFFIX}/lib${extension}.so,exist_ok=yes,exist_ok=no)
if test "x$exist_ok" = "xyes"; then
QWTHOME=$d
AC_MSG_RESULT(lib${extension}.so detected in $d/lib)
libqwt_name=${extension}
dnl break, libqwt-qt4.so is chosen before libqwt.so since it is surely the Qt4 version.
break
fi
done
if test "x$exist_ok" = "xyes"; then
break
fi
done
fi
if test "x$exist_ok" = "xno"; then
for d in `echo $LD_LIBRARY_PATH | sed -e "s/:/ /g"` ; do
if test -f $d/libqwt.so ; then
AC_MSG_RESULT(libqwt.so detected in $d)
QWTHOME=$d
QWTHOME=`echo ${QWTHOME} | sed -e "s,[[^/]]*$,,;s,/$,,;s,^$,.,"`
exist_ok=yes
break
fi
done
fi
if test "x$exist_ok" = "xyes"; then
if test -z $QWT_INCDIR; then
QWT_INCDIR=$QWTHOME"/include/qwt-qt4"
if test ! -f $QWT_INCDIR/qwt.h ; then
QWT_INCDIR=/usr/include/qwt
fi
if test ! -f $QWT_INCDIR/qwt.h ; then
QWT_INCDIR=$QWTHOME"/include"
fi
if test ! -f $QWT_INCDIR/qwt.h ; then
QWT_INCDIR=/usr/lib/qt4/include/qwt
fi
if test ! -f $QWT_INCDIR/qwt.h ; then
QWT_INCDIR=/usr/include/qwt-qt4
fi
fi
else
qwt_ok=no
fi
else
AC_MSG_NOTICE(Trying Qwt from $QWTHOME ...)
if test -z $QWT_INCDIR; then
QWT_INCDIR="$QWTHOME/include"
fi
fi
if test "x$qwt_ok" = xno -o ! -d "$QWTHOME" ; then
AC_MSG_RESULT(no)
AC_MSG_WARN(qwt not found)
qwt_ok=no
else
CPPFLAGS_old=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $QT_INCLUDES -I$QWT_INCDIR"
AC_CHECK_HEADER(qwt.h,qwt_ok=yes,qwt_ok=no)
CPPFLAGS=$CPPFLAGS_old
AC_MSG_CHECKING(include of qwt headers)
if test "x$qwt_ok" = xno ; then
AC_MSG_RESULT(no)
AC_MSG_WARN(qwt not found)
else
AC_MSG_RESULT(yes)
QWT_INCLUDES=-I$QWT_INCDIR
fi
#
# test Qwt libraries
#
if test "x$qwt_ok" = "xyes" ; then
AC_MSG_CHECKING(linking qwt library)
LIBS_old=$LIBS
LIBS="$LIBS $QT_LIBS"
if test "x$QWTHOME" = "x/usr" ; then
LIBS="$LIBS -l${libqwt_name}"
else
LIBS="$LIBS -L$QWTHOME/lib -l${libqwt_name}"
fi
CXXFLAGS_old=$CXXFLAGS
CXXFLAGS="$CXXFLAGS $QT_INCLUDES $QWT_INCLUDES"
AC_CACHE_VAL(salome_cv_lib_qwt,[
AC_TRY_LINK(
#include <QApplication>
#include <qwt_plot.h>
, int n;
char **s;
QApplication a(n, s);
QwtPlot p;
p.resize( 600, 400 );
p.show();
a.exec();,
eval "salome_cv_lib_qwt=yes",eval "salome_cv_lib_qwt=no")
])
qwt_ok="$salome_cv_lib_qwt"
if test "x$qwt_ok" = "xno" ; then
AC_MSG_RESULT(unable to link with qwt library)
AC_MSG_RESULT(QWTHOME environment variable may be wrong)
else
AC_MSG_RESULT(yes)
if test "x$QWTHOME" = "x/usr" ; then
QWT_LIBS=" -l${libqwt_name}"
else
QWT_LIBS="-L$QWTHOME/lib -l${libqwt_name}"
fi
fi
LIBS=$LIBS_old
CXXFLAGS=$CXXFLAGS_old
fi
fi
AC_SUBST(QWT_INCLUDES)
AC_SUBST(QWT_LIBS)
AC_LANG_RESTORE
AC_MSG_RESULT(for qwt: $qwt_ok)
# Save cache
AC_CACHE_SAVE
])dnl
dnl