File: ac_prog_gnuplot.m4

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dnl @synopsis AC_PROG_GNUPLOT
dnl
dnl This macro test if gnuplot is installed. If gnuplot is installed,
dnl it set $gnuplot to the right value
dnl
dnl @category InstalledPackages
dnl @author Mathieu Boretti <boretti@bss-network.com>
dnl @version 2005-01-21
dnl @license GPLWithACException

AC_DEFUN([AC_PROG_GNUPLOT],[
AC_CHECK_PROGS(gnuplot,[gnuplot],no)
export gnuplot;
if test $gnuplot = "no" ;
then
	AC_MSG_ERROR([Unable to find a gnuplot application]);
fi
AC_SUBST(gnuplot)
])