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#
# avrdude - A Downloader/Uploader for AVR device programmers
# Copyright (C) 2003-2004 Theodore A. Roth <troth@openavr.org>
# Copyright (C) 2005 Johnathan Corgan <jcorgan@aeinet.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Boston, MA 02110-1301 USA
AC_DEFUN([FTBB_FTDI],
[
AC_ARG_ENABLE(
[ftdi-support],
AC_HELP_STRING(
[--enable-ftdi-support],
[support serial programming via FTDI bit-bang mode (default is no)]),
[case "${enableval}" in
yes) ftdi_support=yes ;;
no) ftdi_support=no ;;
*) AC_MSG_ERROR(bad value ${enableval} for ftdi-support option) ;;
esac],
[ftdi_support=no])
AM_CONDITIONAL(FTDI_SUPPORT, [test "$ftdi_support" = "yes"])
if test "$ftdi_support" = "yes"; then
AC_REQUIRE([AC_CANONICAL_HOST])
AC_LANG_PUSH(C)
AC_CHECK_HEADERS([ftdi.h],
[],
[ AC_MSG_ERROR([FTDI support requires libftdi. ftdi.h not found, stop.]) ]
)
save_LIBS="$LIBS"
AC_SEARCH_LIBS(ftdi_init, [ftdi],
[ FTDILIB="$LIBS" ],
[ AC_MSG_ERROR([FTDI support requires libftdi. ftdi_init not found, stop.]) ]
)
LIBS="$save_LIBS"
AC_LANG_POP
AC_SUBST(FTDILIB)
AC_DEFINE(FTDI_SUPPORT,[1],[Set to 1 to compile in support for FTDI bit-bang mode programming.])
fi
])
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