#------------------------------------------------------------------------------
#
# $Id$
#
# Copyright (C) 2006-2009 Florian Pose, Ingenieurgemeinschaft IgH
#
# This file is part of the IgH EtherCAT Master.
#
# The IgH EtherCAT Master is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 2, as
# published by the Free Software Foundation.
#
# The IgH EtherCAT Master 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 the IgH EtherCAT Master; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
# ---
#
# The license mentioned above concerns the source code only. Using the
# EtherCAT technology and brand is only permitted in compliance with the
# industrial property and similar rights of Beckhoff Automation GmbH.
#
#------------------------------------------------------------------------------
AC_PREREQ(2.59)
AC_INIT([ethercat],[devel],[fp@igh-essen.com])
AC_CONFIG_AUX_DIR([autoconf])
AM_INIT_AUTOMAKE([-Wall -Werror dist-bzip2])
AC_PREFIX_DEFAULT([/opt/etherlab])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_SRCDIR([config.h.in])
AC_CONFIG_MACRO_DIR([m4])
#------------------------------------------------------------------------------
# Global
#------------------------------------------------------------------------------
AC_PROG_CXX
AC_PROG_LIBTOOL
AM_PROG_CC_C_O
#------------------------------------------------------------------------------
# Linux sources
#------------------------------------------------------------------------------
AC_ARG_WITH([linux-dir],
AC_HELP_STRING(
[--with-linux-dir=<DIR>],
[Linux kernel sources @<:@running kernel@:>@]
),
[
sourcedir=[$withval]
],
[
version=[`uname -r`]
modulesdir=/lib/modules/${version}
if test \! -d ${modulesdir} || test \! -d ${modulesdir}/build; then
echo
AC_MSG_ERROR([Failed to find Linux sources. Use --with-linux-dir!])
fi
sourcedir=`cd ${modulesdir}/build && pwd -P`
]
)
AC_MSG_CHECKING([for Linux kernel sources])
if test \! -r ${sourcedir}/.config; then
echo
AC_MSG_ERROR([No configured Linux kernel sources in $sourcedir])
fi
# Try to get kernel release string
if test -r ${sourcedir}/include/config/kernel.release; then
kernelrelease=`cat $sourcedir/include/config/kernel.release`
elif test -r ${sourcedir}/.kernelrelease; then
kernelrelease=`cat $sourcedir/.kernelrelease`
elif test -r ${sourcedir}/include/linux/utsrelease.h; then
hdr=${sourcedir}/include/linux/utsrelease.h
kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`
elif test -r ${sourcedir}/include/linux/version.h; then
hdr=${sourcedir}/include/linux/version.h
kernelrelease=`grep UTS_RELEASE $hdr | cut -d " " -f 3- | tr -d \"`
fi
if test -z "$kernelrelease"; then
echo
AC_MSG_ERROR([Failed to extract Linux kernel version!])
fi
# Extract three numbers from kernel release string
linuxversion=`echo $kernelrelease | grep -oE "^[[0-9]]+\.[[0-9]]+\.[[0-9]]+"`
AC_SUBST(LINUX_SOURCE_DIR,[$sourcedir])
AC_SUBST(LINUX_KERNEL_RELEASE,[$kernelrelease])
AC_SUBST(LINUX_KERNEL_VERSION,[$linuxversion])
AC_SUBST(LINUX_MOD_PATH,[/lib/modules/$kernelrelease/ethercat])
AC_MSG_RESULT([$LINUX_SOURCE_DIR (Kernel $LINUX_KERNEL_RELEASE)])
#------------------------------------------------------------------------------
# Generic Ethernet driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([generic],
AS_HELP_STRING([--enable-generic],
[Enable generic Ethernet driver]),
[
case "${enableval}" in
yes) enablegeneric=1
;;
no) enablegeneric=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-generic])
;;
esac
],
[enablegeneric=0]
)
AM_CONDITIONAL(ENABLE_GENERIC, test "x$enablegeneric" = "x1")
AC_SUBST(ENABLE_GENERIC,[$enablegeneric])
#------------------------------------------------------------------------------
# 8139too driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([8139too],
AS_HELP_STRING([--enable-8139too],
[Enable 8139too driver]),
[
case "${enableval}" in
yes) enable8139too=1
;;
no) enable8139too=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-8139too])
;;
esac
],
[enable8139too=1]
)
AM_CONDITIONAL(ENABLE_8139TOO, test "x$enable8139too" = "x1")
AC_SUBST(ENABLE_8139TOO,[$enable8139too])
AC_ARG_WITH([8139too-kernel],
AC_HELP_STRING(
[--with-8139too-kernel=<X.Y.Z>],
[8139too kernel (only if differing)]
),
[
kernel8139too=[$withval]
],
[
kernel8139too=$linuxversion
]
)
if test "x${enable8139too}" = "x1"; then
AC_MSG_CHECKING([for kernel for 8139too driver])
kernels=`ls -1 ${srcdir}/devices/ | grep -oE "^8139too-.*-" | cut -d "-" -f 2 | uniq`
found=0
for k in $kernels; do
if test "$kernel8139too" = "$k"; then
found=1
fi
done
if test $found -ne 1; then
AC_MSG_ERROR([kernel $kernel8139too not available for 8139too driver!])
fi
AC_MSG_RESULT([$kernel8139too])
fi
AC_SUBST(KERNEL_8139TOO,[$kernel8139too])
#------------------------------------------------------------------------------
# e100 driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([e100],
AS_HELP_STRING([--enable-e100],
[Enable e100 driver]),
[
case "${enableval}" in
yes) enablee100=1
;;
no) enablee100=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-e100])
;;
esac
],
[enablee100=0] # disabled by default
)
AM_CONDITIONAL(ENABLE_E100, test "x$enablee100" = "x1")
AC_SUBST(ENABLE_E100,[$enablee100])
AC_ARG_WITH([e100-kernel],
AC_HELP_STRING(
[--with-e100-kernel=<X.Y.Z>],
[e100 kernel (only if differing)]
),
[
kernele100=[$withval]
],
[
kernele100=$linuxversion
]
)
if test "x${enablee100}" = "x1"; then
AC_MSG_CHECKING([for kernel for e100 driver])
kernels=`ls -1 ${srcdir}/devices/ | grep -oE "^e100-.*-" | cut -d "-" -f 2 | uniq`
found=0
for k in $kernels; do
if test "$kernele100" = "$k"; then
found=1
fi
done
if test $found -ne 1; then
AC_MSG_ERROR([kernel $kernele100 not available for e100 driver!])
fi
AC_MSG_RESULT([$kernele100])
fi
AC_SUBST(KERNEL_E100,[$kernele100])
#------------------------------------------------------------------------------
# e1000 driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([e1000],
AS_HELP_STRING([--enable-e1000],
[Enable e1000 driver]),
[
case "${enableval}" in
yes) enablee1000=1
;;
no) enablee1000=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-e1000])
;;
esac
],
[enablee1000=0] # disabled by default
)
AM_CONDITIONAL(ENABLE_E1000, test "x$enablee1000" = "x1")
AC_SUBST(ENABLE_E1000,[$enablee1000])
AC_ARG_WITH([e1000-kernel],
AC_HELP_STRING(
[--with-e1000-kernel=<X.Y.Z>],
[e1000 kernel (only if differing)]
),
[
kernele1000=[$withval]
],
[
kernele1000=$linuxversion
]
)
if test "x${enablee1000}" = "x1"; then
AC_MSG_CHECKING([for kernel for e1000 driver])
kernels=`ls -1 ${srcdir}/devices/e1000/ | grep -oE "^e1000_main-.*" | cut -d "-" -f 2 | uniq`
found=0
for k in $kernels; do
if test "$kernele1000" = "$k"; then
found=1
fi
done
if test $found -ne 1; then
AC_MSG_ERROR([kernel $kernele1000 not available for e1000 driver!])
fi
AC_MSG_RESULT([$kernele1000])
fi
AC_SUBST(KERNEL_E1000,[$kernele1000])
#------------------------------------------------------------------------------
# r8169 driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([r8169],
AS_HELP_STRING([--enable-r8169],
[Enable r8169 driver]),
[
case "${enableval}" in
yes) enable_r8169=1
;;
no) enable_r8169=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-r8169])
;;
esac
],
[enable_r8169=0] # disabled by default
)
AM_CONDITIONAL(ENABLE_R8169, test "x$enable_r8169" = "x1")
AC_SUBST(ENABLE_R8169,[$enable_r8169])
AC_ARG_WITH([r8169-kernel],
AC_HELP_STRING(
[--with-r8169-kernel=<X.Y.Z>],
[r8169 kernel (only if differing)]
),
[
kernel_r8169=[$withval]
],
[
kernel_r8169=$linuxversion
]
)
if test "x${enable_r8169}" = "x1"; then
AC_MSG_CHECKING([for kernel for r8169 driver])
kernels=`ls -1 ${srcdir}/devices/ | grep -oE "^r8169-.*-" | cut -d "-" -f 2 | uniq`
found=0
for k in $kernels; do
if test "$kernel_r8169" = "$k"; then
found=1
fi
done
if test $found -ne 1; then
AC_MSG_ERROR([kernel $kernel_r8169 not available for r8169 driver!])
fi
AC_MSG_RESULT([$kernel_r8169])
fi
AC_SUBST(KERNEL_R8169,[$kernel_r8169])
#------------------------------------------------------------------------------
# RTAI path (optional)
#------------------------------------------------------------------------------
AC_ARG_WITH([rtai-dir],
AC_HELP_STRING(
[--with-rtai-dir=<DIR>],
[RTAI path (only for RTAI examples)]
),
[
rtaidir=[$withval]
],
[
rtaidir=""
]
)
AC_MSG_CHECKING([for RTAI path])
if test -z "${rtaidir}"; then
AC_MSG_RESULT([not specified.])
else
if test \! -r ${rtaidir}/include/rtai.h; then
AC_MSG_ERROR([no RTAI installation found in ${rtaidir}!])
fi
AC_MSG_RESULT([$rtaidir])
fi
AC_SUBST(RTAI_DIR,[$rtaidir])
#------------------------------------------------------------------------------
# Debug interface
#------------------------------------------------------------------------------
AC_ARG_ENABLE([debug-if],
AS_HELP_STRING([--enable-debug-if],
[Create a debug interface for each master @<:@NO@:>@]),
[
case "${enableval}" in
yes) dbg=1
;;
no) dbg=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-debug-if])
;;
esac
],
[dbg=0]
)
if test "x${dbg}" = "x1"; then
AC_DEFINE([EC_DEBUG_IF], [1], [Debug interfaces enabled])
fi
AM_CONDITIONAL(ENABLE_DEBUG_IF, test "x$dbg" = "x1")
AC_SUBST(ENABLE_DEBUG_IF,[$dbg])
#------------------------------------------------------------------------------
# Debug ring
#------------------------------------------------------------------------------
AC_ARG_ENABLE([debug-ring],
AS_HELP_STRING([--enable-debug-ring],
[Create a debug ring to record frames @<:@NO@:>@]),
[
case "${enableval}" in
yes) debugring=1
;;
no) debugring=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-debug-ring])
;;
esac
],
[debugring=0]
)
if test "x${debugring}" = "x1"; then
AC_DEFINE([EC_DEBUG_RING], [1], [Debug ring enabled])
fi
#------------------------------------------------------------------------------
# Ethernet over EtherCAT support
#------------------------------------------------------------------------------
AC_ARG_ENABLE([eoe],
AS_HELP_STRING([--enable-eoe],
[Enable EoE support (default: yes)]),
[
case "${enableval}" in
yes) eoe=1
;;
no) eoe=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-eoe])
;;
esac
],
[eoe=1]
)
if test "x${eoe}" = "x1"; then
AC_DEFINE([EC_EOE], [1], [EoE support enabled])
fi
AM_CONDITIONAL(ENABLE_EOE, test "x$eoe" = "x1")
AC_SUBST(ENABLE_EOE,[$eoe])
#------------------------------------------------------------------------------
# CPU timestamp counter support
#------------------------------------------------------------------------------
AC_ARG_ENABLE([cycles],
AS_HELP_STRING([--enable-cycles],
[Use CPU timestamp counter (default: no)]),
[
case "${enableval}" in
yes) cycles=1
;;
no) cycles=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-cycles])
;;
esac
],
[cycles=0]
)
if test "x${cycles}" = "x1"; then
AC_DEFINE([EC_HAVE_CYCLES], [1], [Use CPU timestamp counter])
fi
#------------------------------------------------------------------------------
# High-resolution timer support
#------------------------------------------------------------------------------
AC_ARG_ENABLE([hrtimer],
AS_HELP_STRING([--enable-hrtimer],
[Use high-resolution timer for scheduling (default: no)]),
[
case "${enableval}" in
yes) hrtimer=1
;;
no) hrtimer=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-hrtimer])
;;
esac
],
[hrtimer=0]
)
if test "x${hrtimer}" = "x1"; then
AC_DEFINE([EC_USE_HRTIMER], [1], [Use hrtimer for scheduling])
fi
#------------------------------------------------------------------------------
# Command-line tool
#-----------------------------------------------------------------------------
AC_ARG_ENABLE([tool],
AS_HELP_STRING([--enable-tool],
[Build command-line tool (default: yes)]),
[
case "${enableval}" in
yes) tool=1
;;
no) tool=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-tool])
;;
esac
],
[tool=1]
)
AM_CONDITIONAL(BUILD_TOOL, test "x$tool" = "x1")
#------------------------------------------------------------------------------
# Userspace library generation
#------------------------------------------------------------------------------
AC_ARG_ENABLE([userlib],
AS_HELP_STRING([--enable-userlib],
[Generation of the userspace library (default: yes)]),
[
case "${enableval}" in
yes) userlib=1
;;
no) userlib=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-userlib])
;;
esac
],
[userlib=1]
)
AM_CONDITIONAL(ENABLE_USERLIB, test "x$userlib" = "x1")
#------------------------------------------------------------------------------
# TTY driver
#------------------------------------------------------------------------------
AC_ARG_ENABLE([tty],
AS_HELP_STRING([--enable-tty],
[Generation of the ec_tty module (default: no)]),
[
case "${enableval}" in
yes) tty=1
;;
no) tty=0
;;
*) AC_MSG_ERROR([Invalid value for --enable-tty])
;;
esac
],
[tty=0]
)
AM_CONDITIONAL(ENABLE_TTY, test "x$tty" = "x1")
AC_SUBST(ENABLE_TTY,[$tty])
#------------------------------------------------------------------------------
AC_CONFIG_FILES([
Doxyfile
Kbuild
Makefile
devices/Kbuild
devices/Makefile
devices/e1000/Kbuild
devices/e1000/Makefile
examples/Kbuild
examples/Makefile
examples/dc_rtai/Kbuild
examples/dc_rtai/Makefile
examples/dc_user/Makefile
examples/mini/Kbuild
examples/mini/Makefile
examples/rtai/Kbuild
examples/rtai/Makefile
examples/tty/Makefile
examples/tty/Kbuild
examples/user/Makefile
include/Makefile
lib/Makefile
m4/Makefile
master/Kbuild
master/Makefile
script/Makefile
script/init.d/Makefile
script/init.d/ethercat
script/sysconfig/Makefile
tool/Makefile
tty/Makefile
tty/Kbuild
])
AC_OUTPUT
#------------------------------------------------------------------------------