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dnl Copyright 2008,2010 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_USRP2],[
GRC_ENABLE(usrp2)
dnl firmware uses a subsidiary configure.ac
AC_CONFIG_SUBDIRS([usrp2/firmware])
dnl Don't do usrp if gruel is skipped
GRC_CHECK_DEPENDENCY(usrp2, gruel)
dnl USRP2 host code only works on Linux at the moment
AC_MSG_CHECKING([whether host_os is linux*])
case "$host_os" in
linux*)
AC_MSG_RESULT([yes])
;;
*)
AC_MSG_RESULT([no])
AC_MSG_NOTICE([USRP2 currently requires Linux host OS, not found])
passed="no"
;;
esac
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 Needed for usrp2_socket_opener
AC_CHECK_HEADERS(arpa/inet.h byteswap.h linux/if_packet.h sys/socket.h sys/un.h)
AC_CHECK_MEMBERS([struct msghdr.msg_control,
struct msghdr.msg_accrights,
struct cmsgcred.cmcred_uid,
struct ucred.uid],
[],[],
[#define __USE_GNU 1
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>])
fi
if test $passed != with; then
dnl how and where to find INCLUDES and LA
USRP2_INCLUDES="-I\${abs_top_srcdir}/usrp2/host/include \
-I\${abs_top_srcdir}/usrp2/firmware/include"
USRP2_LA="\${abs_top_builddir}/usrp2/host/lib/libusrp2.la"
fi
dnl Include the usrp2 INCLUDES and LA
AC_SUBST(USRP2_INCLUDES)
AC_SUBST(USRP2_LA)
AC_CONFIG_FILES([ \
usrp2/Makefile
usrp2/host/Makefile \
usrp2/host/usrp2.pc \
usrp2/host/include/Makefile
usrp2/host/include/usrp2/Makefile
usrp2/host/lib/Makefile
usrp2/host/apps/Makefile
])
GRC_BUILD_CONDITIONAL(usrp2)
])
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