dnl Copyright 2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc.
dnl 
dnl This file is part of GNU Radio
dnl 
dnl GNU Radio is free software; you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation; either version 3, or (at your option)
dnl any later version.
dnl 
dnl GNU Radio 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
dnl GNU General Public License for more details.
dnl 
dnl You should have received a copy of the GNU General Public License
dnl along with GNU Radio; see the file COPYING.  If not, write to
dnl the Free Software Foundation, Inc., 51 Franklin Street,
dnl Boston, MA 02110-1301, USA.

AC_DEFUN([GRC_GNURADIO_CORE],[
    GRC_ENABLE(gnuradio-core)

    GRC_WITH(gnuradio-core, [
        dnl gnuradio-core has some extra defines if --with specified
	gnuradio_core_SWIGDIRPATH="$gnuradio_core_INCLUDEDIR/swig"
	gnuradio_core_I="$gnuradio_core_SWIGDIRPATH/gnuradio.i"
	gnuradio_core_SWIG_INCLUDES="-I$gnuradio_core_SWIGDIRPATH"
	gnuradio_core_PYDIRPATH=$pythondir
	gnuradio_core_GUILE_LOAD_PATH="`pkg-config --variable=guile_load_path gnuradio-core`"
	gnuradio_core_LIBDIRPATH="`pkg-config --variable=libdir gnuradio-core`"
    ])

    dnl Don't do gnuradio-core if gruel skipped
    GRC_CHECK_DEPENDENCY(gnuradio-core, gruel)

    dnl If execution gets to here, $passed will be:
    dnl   with : if the --with code didn't error out
    dnl   yes  : if the --enable code passed muster and all dependencies are met
    dnl   no   : otherwise
    if test $passed = yes; then	
	dnl look for fast CBLAS for GSL, but don't complain if not found
	ACX_CBLAS([],[])
        dnl check for GSL
	PKG_CHECK_MODULES(GSL, gsl >= 1.10,
	    [], dnl FIXME remove -lgslcblas from GSL_LIBS if we found a better CBLAS_LIBS above
	    [passed=no;AC_MSG_RESULT([gnuradio-core requires package gsl >= 1.10, not found.])])
    fi

    if test $passed != with; then
	dnl how and where to find INCLUDES and LA and such
        gnuradio_core_INCLUDES="\
-I\${abs_top_srcdir}/gnuradio-core/src/lib/runtime \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/general \
-I\${abs_top_builddir}/gnuradio-core/src/lib/general \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/gengen \
-I\${abs_top_builddir}/gnuradio-core/src/lib/gengen \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/filter \
-I\${abs_top_builddir}/gnuradio-core/src/lib/filter \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/missing \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/reed-solomon \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/viterbi \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/io \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/g72x \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/swig \
-I\${abs_top_srcdir}/gnuradio-core/src/lib/hier \
-I\${abs_top_builddir}/gnuradio-core/src/lib/swig"
        gnuradio_core_LA="\${abs_top_builddir}/gnuradio-core/src/lib/libgnuradio-core.la"
	dnl gnuradio_core_I="\${abs_top_srcdir}/gnuradio-core/src/lib/swig/gnuradio.i"
	gnuradio_core_LIBDIRPATH="\${abs_top_builddir}/gnuradio-core/src/lib:\${abs_top_builddir}/gnuradio-core/src/lib/.libs"
	gnuradio_core_SWIGDIRPATH="\${abs_top_builddir}/gnuradio-core/src/lib/swig:\${abs_top_builddir}/gnuradio-core/src/lib/swig/.libs:\${abs_top_srcdir}/gnuradio-core/src/lib/swig"
	gnuradio_core_PYDIRPATH="\${abs_top_srcdir}/gnuradio-core/src/python"
    fi

    dnl other externally-required gnuradio-core variables
    AC_SUBST(gnuradio_core_I)
    AC_SUBST(gnuradio_core_SWIGDIRPATH)
    AC_SUBST(gnuradio_core_PYDIRPATH)

    AC_CONFIG_FILES([ \
        gnuradio-core/Makefile
        gnuradio-core/gnuradio-core.pc \
        gnuradio-core/src/Makefile \
        gnuradio-core/src/gen_interpolator_taps/Makefile \
	gnuradio-core/src/guile/Makefile \
	gnuradio-core/src/guile/run_guile_tests \
	gnuradio-core/src/guile/gr-run-waveform-script \
        gnuradio-core/src/lib/Makefile \
        gnuradio-core/src/lib/filter/Makefile \
        gnuradio-core/src/lib/g72x/Makefile \
        gnuradio-core/src/lib/general/Makefile \
        gnuradio-core/src/lib/general/gr_constants.cc \
        gnuradio-core/src/lib/gengen/Makefile \
        gnuradio-core/src/lib/io/Makefile \
        gnuradio-core/src/lib/missing/Makefile \
        gnuradio-core/src/lib/reed-solomon/Makefile \
        gnuradio-core/src/lib/viterbi/Makefile \
        gnuradio-core/src/lib/runtime/Makefile \
	gnuradio-core/src/lib/hier/Makefile \
        gnuradio-core/src/lib/swig/Makefile \
        gnuradio-core/src/python/Makefile \
        gnuradio-core/src/python/bin/Makefile \
        gnuradio-core/src/python/gnuradio/Makefile \
        gnuradio-core/src/python/gnuradio/blks2/Makefile \
        gnuradio-core/src/python/gnuradio/blks2impl/Makefile \
        gnuradio-core/src/python/gnuradio/gr/Makefile \
        gnuradio-core/src/python/gnuradio/gr/run_tests \
        gnuradio-core/src/python/gnuradio/gru/Makefile \
        gnuradio-core/src/python/gnuradio/gruimpl/Makefile \
        gnuradio-core/src/python/gnuradio/vocoder/Makefile \
        gnuradio-core/src/tests/Makefile \
        gnuradio-core/src/utils/Makefile \
    ])

    GRC_BUILD_CONDITIONAL(gnuradio-core, [
        dnl run_tests is created from run_tests.in.  Make it executable.
        AC_CONFIG_COMMANDS([run_tests_core],
	[
	  chmod +x gnuradio-core/src/python/gnuradio/gr/run_tests
	  chmod +x gnuradio-core/src/guile/run_guile_tests
	])
    ])
])