dnl Copyright 2001,2002,2003,2004,2005,2006 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 2, 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., 59 Temple Place - Suite 330,

dnl Boston, MA 02111-1307, USA.

AC_INIT

AC_PREREQ(2.57)

AM_CONFIG_HEADER(config.h)

AC_CANONICAL_HOST

AC_CANONICAL_TARGET([])

AM_INIT_AUTOMAKE(gnuradio,2.8svn)

AC_CONFIG_SRCDIR([gnuradio-core/src/lib/runtime/gr_vmcircbuf.cc])

GR_X86_64		dnl check for lib64 suffix

LF_CONFIGURE_CC

LF_CONFIGURE_CXX

LF_SET_WARNINGS

GR_SET_GPROF

GR_SET_PROF

GR_PROG_AS

AC_PROG_LN_S

AC_PROG_MAKE_SET

AC_PROG_INSTALL

AC_PATH_PROG([RM_PROG], [rm])

AC_LIBTOOL_WIN32_DLL

dnl AC_DISABLE_SHARED	dnl don't build shared libraries

AC_ENABLE_SHARED	dnl do build shared libraries

AC_DISABLE_STATIC	dnl don't build static libraries

AC_PROG_LIBTOOL

GR_FORTRAN

GR_NO_UNDEFINED		dnl do we need the -no-undefined linker flag

GR_SCRIPTING

AC_CHECK_PROG([XMLTO],[xmlto],[yes],[])

AM_CONDITIONAL([HAS_XMLTO], [test x$XMLTO = xyes])

dnl Checks for libraries.

AC_CHECK_LIB(socket,socket)

dnl check for threads (mandatory)

GR_OMNITHREAD

#AC_SUBST(PTHREAD_CFLAGS)

CFLAGS="${CFLAGS} $PTHREAD_CFLAGS"

CXXFLAGS="${CXXFLAGS} $PTHREAD_CFLAGS"

if test "x$CXX_FOR_BUILD" = x

then

  CXX_FOR_BUILD=${CXX}

fi

AC_SUBST(CXX_FOR_BUILD)

dnl Check for SysV shm (mandatory)

dnl FIXME this is no longer mandatory.  Check the macro.

GR_SYSV_SHM

dnl Checks for header files.

AC_HEADER_STDC

AC_HEADER_SYS_WAIT

AC_CHECK_HEADERS(fcntl.h limits.h strings.h time.h sys/ioctl.h sys/time.h unistd.h)

AC_CHECK_HEADERS(linux/ppdev.h sys/mman.h sys/select.h sys/types.h)

AC_CHECK_HEADERS(sys/resource.h stdint.h sched.h)

dnl Checks for typedefs, structures, and compiler characteristics.

AC_C_CONST

AC_C_INLINE

AC_TYPE_SIZE_T

AC_HEADER_TIME

AC_C_BIGENDIAN

AC_STRUCT_TM

dnl Checks for library functions.

AC_FUNC_ALLOCA

AC_FUNC_SETVBUF_REVERSED

AC_FUNC_VPRINTF

AC_CHECK_FUNCS([mmap select socket strcspn strerror strspn getpagesize sysconf])

AC_CHECK_FUNCS([snprintf gettimeofday nanosleep sched_setscheduler])

AC_CHECK_FUNCS([modf sqrt])

AC_CHECK_LIB(m, sincos, [AC_DEFINE([HAVE_SINCOS],[1],[Define to 1 if your system has `sincos'.])])

AC_CHECK_LIB(m, sincosf,[AC_DEFINE([HAVE_SINCOSF],[1],[Define to 1 if your system has `sincosf'.])])

AC_CHECK_LIB(m, sinf, [AC_DEFINE([HAVE_SINF],[1],[Define to 1 if your system has `sinf'.])])

AC_CHECK_LIB(m, cosf, [AC_DEFINE([HAVE_COSF],[1],[Define to 1 if your system has `cosf'.])])

AC_CHECK_LIB(m, trunc, [AC_DEFINE([HAVE_TRUNC],[1],[Define to 1 if your system has `trunc'.])])

AC_CHECK_LIB(m, exp10, [AC_DEFINE([HAVE_EXP10],[1],[Define to 1 if your system has 'exp10'.])])

#AC_FUNC_MKTIME

AH_BOTTOM([

#ifndef HAVE_TRUNC

#include <math.h>

inline static double trunc(double x)

{

  return x >= 0 ? floor(x) : ceil(x);

}

#endif

#ifndef HAVE_EXP10

#include <math.h>

inline static double exp10(double x)

{

  return pow(10.0, x);

}

#endif

])

GR_CHECK_SHM_OPEN

GR_LIBGNURADIO_CORE_EXTRA_LDFLAGS

GR_CHECK_CREATEFILEMAPPING

dnl Check for Mingw support

GR_PWIN32

dnl Do we have "dot", part of the graphviz package from AT&T?

dnl Doxgen will use it to draw pretty diagrams ;-)

AC_CHECK_PROG(HAVE_DOT, [dot],[YES],[NO])

PKG_CHECK_MODULES(FFTW3F, fftw3f >= 3.0)

AC_SUBST(FFTW3F_LIBS)

dnl conditional build stuff

GR_CHECK_DOXYGEN

GR_SET_MD_CPU

dnl Define where to look for cppunit includes and libs

dnl sets CPPUNIT_CFLAGS and CPPUNIT_LIBS

AM_PATH_CPPUNIT([1.9.14],[],

		[AC_MSG_ERROR([GNU Radio requires cppunit.  Stop])])

CPPUNIT_INCLUDES=$CPPUNIT_CFLAGS

AC_SUBST(CPPUNIT_INCLUDES)

dnl Define where to find boost includes

dnl defines BOOST_CFLAGS

GR_REQUIRE_BOOST_INCLUDES

DEFINES=""

AC_SUBST(DEFINES)

dnl Component specific configuration

dnl The order of the GR_ macros determines the order of compilation

AC_ARG_ENABLE(

    [all-components],

    [  --enable-all-components Build all components or stop on failed dependencies]

)

build_dirs="config"

GRC_GNURADIO_CORE

GRC_GNURADIO_EXAMPLES

GRC_USRP

GRC_GR_USRP			dnl this must come after GRC_USRP

GRC_GR_AUDIO_ALSA

GRC_GR_AUDIO_JACK

GRC_GR_AUDIO_OSS

GRC_GR_AUDIO_OSX

GRC_GR_AUDIO_PORTAUDIO

GRC_GR_AUDIO_WINDOWS

GRC_GR_ATSC

GRC_GR_COMEDI

GRC_GR_ERROR_CORRECTING_CODES

GRC_GR_GSM_FR_VOCODER

GRC_GR_RADAR

GRC_GR_RADIO_ASTRONOMY

GRC_GR_TRELLIS

GRC_GR_VIDEO_SDL

GRC_GR_WXGUI

GRC_PMT

GRC_MBLOCK			dnl this must come after GRC_PMT

GRC_EZDOP		

GRC_GR_EZDOP			dnl this must come after GRC_EZDOP

# Each component is now either to be built, was skipped, or failed dependencies

AC_SUBST([build_dirs], [$build_dirs])

AC_SUBST([skipped_dirs], [$skipped_dirs])

AC_CONFIG_FILES([\

    Makefile \

    config/Makefile

])

AC_OUTPUT

echo

echo "*********************************************************************"

echo The following GNU Radio components have been successfully configured:

echo 

for dir in $build_dirs

do

    echo $dir

done

echo

echo You my now run the 'make' command to build these components.

echo

if test "$skipped_dirs" != ""; then

    echo "*********************************************************************"

    echo The following components were skipped either because you asked not

    echo to build them or they didn\'t pass configuration checks:

    echo

    for dir in $skipped_dirs

    do

        echo $dir

    done

    echo

    echo These components will not be built.

    echo

fi