#------------------------------------------------------------------------------
# $Id$
#------------------------------------------------------------------------------
AC_INIT([ethercat],[1.1],[fp@igh-essen.com])
AM_INIT_AUTOMAKE([-Wall -Werror foreign dist-bzip2])
AC_PREFIX_DEFAULT([/opt/etherlab])
AC_CONFIG_FILES([Makefile master/Makefile devices/Makefile \
examples/mini/Makefile \
examples/rtai/Makefile \
examples/msr/Makefile])
#------------------------------------------------------------------------------
# Linux sources
#------------------------------------------------------------------------------
AC_ARG_WITH([linux],
AC_HELP_STRING(
[--with-linux=<version>],
[Linux kernel version @<:@running kernel@:>@]
),
[version=[$withval]],
[version=[`uname -r`]]
)
AC_MSG_CHECKING([for Linux kernel])
modulesdir=/lib/modules/${version}
if test \! -d ${modulesdir} || test \! -d ${modulesdir}/build; then
echo
AC_MSG_ERROR([Invalid modules directory ${modulesdir}])
fi
sourcedir=`cd ${modulesdir}/build && pwd -P`
if test \! -r ${sourcedir}/Makefile; then
echo
AC_MSG_ERROR([No Linux kernel sources in $sourcedir])
fi
AC_SUBST(LINUX_KERNEL_VERSION,[$version])
AC_SUBST(LINUX_SOURCE_DIR,[$sourcedir])
AC_SUBST(LINUX_MODULES_DIR,[$modulesdir])
AC_MSG_RESULT($LINUX_KERNEL_VERSION)
#------------------------------------------------------------------------------
# Depmod
#------------------------------------------------------------------------------
AC_PATH_PROG([DEPMOD], [depmod],, [$PATH:/sbin:/usr/sbin:/usr/local/sbin])
if test -z "$DEPMOD"; then
AC_MSG_WARN([depmod was not found!]);
fi
#------------------------------------------------------------------------------
AC_OUTPUT
#------------------------------------------------------------------------------