smesh/adm_local/unix/config_files/check_qwt.m4

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dnl Copyright (C) 2007-2019 CEA/DEN, EDF R&D, OPEN CASCADE
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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
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dnl version 2.1 of the License, or (at your option) any later version.
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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.
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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